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-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BasicDVIReader.cpp291
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BasicDVIReader.h105
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Bezier.cpp256
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Bezier.h52
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BgColorSpecialHandler.cpp38
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BgColorSpecialHandler.h34
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Bitmap.cpp164
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Bitmap.h112
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BoundingBox.cpp287
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BoundingBox.h91
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMap.cpp75
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMap.h116
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMapManager.cpp142
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMapManager.h52
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMapReader.cpp265
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMapReader.h81
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CRC32.cpp113
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CRC32.h51
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Calculator.cpp180
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Calculator.h57
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CharMapID.cpp36
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CharMapID.h59
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Character.h46
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CmdLineParserBase.cpp372
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CmdLineParserBase.h99
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Color.cpp509
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Color.h95
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ColorSpecialHandler.cpp126
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ColorSpecialHandler.h42
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CommandLine.cpp398
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CommandLine.h219
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DLLoader.cpp60
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DLLoader.h50
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIActions.h52
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIReader.cpp683
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIReader.h144
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIToSVG.cpp340
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIToSVG.h63
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIToSVGActions.cpp368
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIToSVGActions.h105
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DependencyGraph.h122
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Directory.cpp129
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Directory.h56
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DvisvgmSpecialHandler.cpp354
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DvisvgmSpecialHandler.h67
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EPSFile.cpp115
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EPSFile.h46
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EPSToSVG.cpp108
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EPSToSVG.h72
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EmSpecialHandler.cpp233
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EmSpecialHandler.h57
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EncFile.cpp134
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EncFile.h50
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FileFinder.cpp278
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FileFinder.h35
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FilePath.cpp258
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FilePath.h59
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FileSystem.cpp330
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FileSystem.h48
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Font.cpp656
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Font.h389
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontCache.cpp390
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontCache.h70
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontEncoding.cpp98
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontEncoding.h65
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontEngine.cpp414
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontEngine.h85
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontManager.cpp344
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontManager.h84
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontMap.cpp305
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontMap.h78
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontMetrics.cpp41
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontMetrics.h64
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontStyle.h12
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFGlyphTracer.cpp93
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFGlyphTracer.h60
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFReader.cpp368
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFReader.h111
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFTracer.cpp103
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFTracer.h47
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Ghostscript.cpp353
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Ghostscript.h103
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Glyph.h28
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GlyphTracerMessages.h74
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GraphicPath.h395
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/HtmlSpecialHandler.cpp306
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/HtmlSpecialHandler.h79
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/InputBuffer.cpp138
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/InputBuffer.h145
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/InputReader.cpp349
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/InputReader.h90
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/JFM.cpp99
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/JFM.h44
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Length.cpp85
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Length.h62
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Makefile.am231
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MapLine.cpp276
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MapLine.h72
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Matrix.cpp491
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Matrix.h108
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Message.cpp274
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Message.h114
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MessageException.h39
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MetafontWrapper.cpp134
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MetafontWrapper.h43
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MiKTeXCom.cpp107
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MiKTeXCom.h52
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/NoPsSpecialHandler.cpp46
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/NoPsSpecialHandler.h42
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/NumericRanges.h110
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSFilter.h41
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSInterpreter.cpp359
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSInterpreter.h129
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSPattern.cpp175
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSPattern.h100
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSPreviewFilter.cpp118
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSPreviewFilter.h56
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PageRanges.cpp87
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PageRanges.h36
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PageSize.cpp157
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PageSize.h48
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Pair.h79
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PathClipper.cpp340
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PathClipper.h55
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PdfSpecialHandler.cpp77
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PdfSpecialHandler.h39
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PreScanDVIReader.cpp44
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PreScanDVIReader.h43
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Process.cpp190
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Process.h41
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PsSpecialHandler.cpp1190
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PsSpecialHandler.h169
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/RangeMap.cpp188
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/RangeMap.h87
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SVGOutput.cpp174
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SVGOutput.h56
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SVGTree.cpp477
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SVGTree.h114
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ShadingPatch.cpp64
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ShadingPatch.h71
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SignalHandler.cpp86
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SignalHandler.h50
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SpecialActions.h96
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SpecialHandler.h74
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SpecialManager.cpp183
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SpecialManager.h66
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/StreamReader.cpp160
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/StreamReader.h71
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/StreamWriter.cpp82
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/StreamWriter.h46
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Subfont.cpp267
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Subfont.h102
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/System.cpp50
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/System.h29
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TFM.cpp156
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TFM.h66
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TensorProductPatch.cpp549
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TensorProductPatch.h95
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Terminal.cpp208
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Terminal.h58
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ToUnicodeMap.cpp106
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ToUnicodeMap.h38
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TpicSpecialHandler.cpp329
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TpicSpecialHandler.h50
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TriangularPatch.cpp214
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TriangularPatch.h64
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Unicode.cpp75
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Unicode.h33
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/VFActions.h38
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/VFReader.cpp192
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/VFReader.h65
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/VectorIterator.h109
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/VectorStream.h46
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLDocument.cpp74
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLDocument.h42
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLNode.cpp254
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLNode.h118
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLString.cpp104
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLString.h40
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/dvisvgm.cpp334
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/gzstream.cpp172
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/gzstream.h121
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/iapi.h300
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ierrors.h153
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/macros.h42
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/options.dtd51
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/options.xml175
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/psdefs.cpp95
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/types.h84
189 files changed, 28161 insertions, 0 deletions
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BasicDVIReader.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BasicDVIReader.cpp
new file mode 100644
index 00000000000..0095accfb9d
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BasicDVIReader.cpp
@@ -0,0 +1,291 @@
+/*************************************************************************
+** BasicDVIReader.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <algorithm>
+#include <sstream>
+#include "BasicDVIReader.h"
+
+using namespace std;
+
+
+BasicDVIReader::BasicDVIReader (std::istream &is) : StreamReader(is), _dviFormat(DVI_NONE)
+{
+}
+
+
+/** Evaluates the next DVI command, and computes the corresponding handler.
+ * @param[out] handler handler for current DVI command
+ * @param[out] param the handler must be called with this parameter
+ * @return opcode of current DVI command */
+int BasicDVIReader::evalCommand (CommandHandler &handler, int &param) {
+ struct DVICommand {
+ CommandHandler handler;
+ int length; // number of parameter bytes
+ };
+
+ /* Each cmdFOO command reads the necessary number of bytes from the stream, so executeCommand
+ doesn't need to know the exact DVI command format. Some cmdFOO methods are used for multiple
+ DVI commands because they only differ in length of their parameters. */
+ static const DVICommand commands[] = {
+ {&BasicDVIReader::cmdSetChar, 1}, {&BasicDVIReader::cmdSetChar, 2},
+ {&BasicDVIReader::cmdSetChar, 3}, {&BasicDVIReader::cmdSetChar, 4}, // 128-131
+ {&BasicDVIReader::cmdSetRule, 8}, // 132
+ {&BasicDVIReader::cmdPutChar, 1}, {&BasicDVIReader::cmdPutChar, 2},
+ {&BasicDVIReader::cmdPutChar, 3}, {&BasicDVIReader::cmdPutChar, 4}, // 133-136
+ {&BasicDVIReader::cmdPutRule, 8}, // 137
+ {&BasicDVIReader::cmdNop, 0}, // 138
+ {&BasicDVIReader::cmdBop, 44}, {&BasicDVIReader::cmdEop, 0}, // 139-140
+ {&BasicDVIReader::cmdPush, 0}, {&BasicDVIReader::cmdPop, 0}, // 141-142
+ {&BasicDVIReader::cmdRight, 1}, {&BasicDVIReader::cmdRight, 2},
+ {&BasicDVIReader::cmdRight, 3}, {&BasicDVIReader::cmdRight, 4}, // 143-146
+ {&BasicDVIReader::cmdW0, 0}, // 147
+ {&BasicDVIReader::cmdW, 1}, {&BasicDVIReader::cmdW, 2},
+ {&BasicDVIReader::cmdW, 3}, {&BasicDVIReader::cmdW, 4}, // 148-151
+ {&BasicDVIReader::cmdX0, 0}, // 152
+ {&BasicDVIReader::cmdX, 1}, {&BasicDVIReader::cmdX, 2},
+ {&BasicDVIReader::cmdX, 3}, {&BasicDVIReader::cmdX, 4}, // 153-156
+ {&BasicDVIReader::cmdDown, 1}, {&BasicDVIReader::cmdDown, 2},
+ {&BasicDVIReader::cmdDown, 3}, {&BasicDVIReader::cmdDown, 4}, // 157-160
+ {&BasicDVIReader::cmdY0, 0}, // 161
+ {&BasicDVIReader::cmdY, 1}, {&BasicDVIReader::cmdY, 2},
+ {&BasicDVIReader::cmdY, 3}, {&BasicDVIReader::cmdY, 4}, // 162-165
+ {&BasicDVIReader::cmdZ0, 0}, // 166
+ {&BasicDVIReader::cmdZ, 1}, {&BasicDVIReader::cmdZ, 2},
+ {&BasicDVIReader::cmdZ, 3}, {&BasicDVIReader::cmdZ, 4}, // 167-170
+ {&BasicDVIReader::cmdFontNum, 1}, {&BasicDVIReader::cmdFontNum, 2},
+ {&BasicDVIReader::cmdFontNum, 3}, {&BasicDVIReader::cmdFontNum, 4}, // 235-238
+ {&BasicDVIReader::cmdXXX, 1}, {&BasicDVIReader::cmdXXX, 2},
+ {&BasicDVIReader::cmdXXX, 3}, {&BasicDVIReader::cmdXXX, 4}, // 239-242
+ {&BasicDVIReader::cmdFontDef, 1}, {&BasicDVIReader::cmdFontDef, 2},
+ {&BasicDVIReader::cmdFontDef, 3}, {&BasicDVIReader::cmdFontDef, 4}, // 243-246
+ {&BasicDVIReader::cmdPre, 0}, {&BasicDVIReader::cmdPost, 0},
+ {&BasicDVIReader::cmdPostPost, 0}, // 247-249
+ {&BasicDVIReader::cmdXPic, 0}, {&BasicDVIReader::cmdXFontDef, 0},
+ {&BasicDVIReader::cmdXGlyphA, 0}, {&BasicDVIReader::cmdXGlyphS, 0} // 251-254
+ };
+
+ const int opcode = readByte();
+ if (!isStreamValid() || opcode < 0) // at end of file
+ throw InvalidDVIFileException("invalid DVI file");
+
+ int num_param_bytes = 0;
+ param = -1;
+ if (opcode >= 0 && opcode <= 127) {
+ handler = &BasicDVIReader::cmdSetChar0;
+ param = opcode;
+ }
+ else if (opcode >= 171 && opcode <= 234) {
+ handler = &BasicDVIReader::cmdFontNum0;
+ param = opcode-171;
+ }
+ else if (_dviFormat == DVI_XDV && opcode >= 251 && opcode <= 254) { // XDV command?
+ static const CommandHandler handlers[] = {
+ &BasicDVIReader::cmdXPic,
+ &BasicDVIReader::cmdXFontDef,
+ &BasicDVIReader::cmdXGlyphA,
+ &BasicDVIReader::cmdXGlyphS
+ };
+ handler = handlers[opcode-251];
+ param = 0;
+ }
+ else if (_dviFormat == DVI_PTEX && opcode == 255) { // direction command set by pTeX?
+ handler = &BasicDVIReader::cmdDir;
+ num_param_bytes = 1;
+ }
+ else if (opcode >= 250) {
+ ostringstream oss;
+ oss << "undefined DVI command (opcode " << opcode << ')';
+ throw DVIException(oss.str());
+ }
+ else {
+ const int offset = opcode <= 170 ? 128 : 235-(170-128+1);
+ handler = commands[opcode-offset].handler;
+ num_param_bytes = commands[opcode-offset].length;
+ }
+ if (param < 0)
+ param = num_param_bytes;
+ return opcode;
+}
+
+
+/** Reads a single DVI command from the current position of the input stream and calls the
+ * corresponding cmdFOO method.
+ * @return opcode of the executed command */
+int BasicDVIReader::executeCommand () {
+ CommandHandler handler;
+ int param; // parameter of handler
+ int opcode = evalCommand(handler, param);
+ (this->*handler)(param);
+ return opcode;
+}
+
+
+void BasicDVIReader::executePostPost () {
+ clearStream(); // reset all status bits
+ if (!isStreamValid())
+ throw DVIException("invalid DVI file");
+
+ seek(-1, ios::end); // stream pointer to last byte
+ int count=0;
+ while (peek() == 223) { // count trailing fill bytes
+ seek(-1, ios::cur);
+ count++;
+ }
+ if (count < 4) // the standard requires at least 4 trailing fill bytes
+ throw DVIException("missing fill bytes at end of file");
+
+ setDVIFormat((DVIFormat)readUnsigned(1));
+}
+
+
+void BasicDVIReader::executeAllPages () {
+ if (_dviFormat == DVI_NONE)
+ executePostPost(); // get version ID from post_post
+ seek(0); // go to preamble
+ while (executeCommand() != 248); // execute all commands until postamble is reached
+}
+
+
+void BasicDVIReader::setDVIFormat (DVIFormat format) {
+ _dviFormat = max(_dviFormat, format);
+ switch (_dviFormat) {
+ case DVI_STANDARD:
+ case DVI_PTEX:
+ case DVI_XDV:
+ break;
+ default:
+ ostringstream oss;
+ oss << "DVI format " << _dviFormat << " not supported";
+ throw DVIException(oss.str());
+ }
+}
+
+
+/////////////////////////////////////
+
+/** Executes preamble command.
+ * Format: pre i[1] num[4] den[4] mag[4] k[1] x[k] */
+void BasicDVIReader::cmdPre (int) {
+ setDVIFormat((DVIFormat)readUnsigned(1)); // identification number
+ seek(12, ios::cur); // skip numerator, denominator, and mag factor
+ UInt32 k = readUnsigned(1); // length of following comment
+ seek(k, ios::cur); // skip comment
+}
+
+
+/** Executes postamble command.
+ * Format: post p[4] num[4] den[4] mag[4] l[4] u[4] s[2] t[2] */
+void BasicDVIReader::cmdPost (int) {
+ seek(28, ios::cur);
+}
+
+
+/** Executes postpost command.
+ * Format: postpost q[4] i[1] 223’s[>= 4] */
+void BasicDVIReader::cmdPostPost (int) {
+ seek(4, ios::cur);
+ setDVIFormat((DVIFormat)readUnsigned(1)); // identification byte
+ while (readUnsigned(1) == 223); // skip fill bytes (223), eof bit should be set now
+}
+
+
+/** Executes bop (begin of page) command.
+ * Format: bop c0[+4] ... c9[+4] p[+4] */
+void BasicDVIReader::cmdBop (int) {seek(44, ios::cur);}
+void BasicDVIReader::cmdEop (int) {}
+void BasicDVIReader::cmdPush (int) {}
+void BasicDVIReader::cmdPop (int) {}
+void BasicDVIReader::cmdSetChar0 (int) {}
+void BasicDVIReader::cmdSetChar (int len) {seek(len, ios::cur);}
+void BasicDVIReader::cmdPutChar (int len) {seek(len, ios::cur);}
+void BasicDVIReader::cmdSetRule (int) {seek(8, ios::cur);}
+void BasicDVIReader::cmdPutRule (int) {seek(8, ios::cur);}
+void BasicDVIReader::cmdRight (int len) {seek(len, ios::cur);}
+void BasicDVIReader::cmdDown (int len) {seek(len, ios::cur);}
+void BasicDVIReader::cmdX0 (int) {}
+void BasicDVIReader::cmdY0 (int) {}
+void BasicDVIReader::cmdW0 (int) {}
+void BasicDVIReader::cmdZ0 (int) {}
+void BasicDVIReader::cmdX (int len) {seek(len, ios::cur);}
+void BasicDVIReader::cmdY (int len) {seek(len, ios::cur);}
+void BasicDVIReader::cmdW (int len) {seek(len, ios::cur);}
+void BasicDVIReader::cmdZ (int len) {seek(len, ios::cur);}
+void BasicDVIReader::cmdNop (int) {}
+void BasicDVIReader::cmdDir (int) {seek(1, ios::cur);}
+void BasicDVIReader::cmdFontNum0 (int) {}
+void BasicDVIReader::cmdFontNum (int len) {seek(len, ios::cur);}
+void BasicDVIReader::cmdXXX (int len) {seek(readUnsigned(len), ios::cur);}
+
+
+/** Executes fontdef command.
+ * Format fontdef k[len] c[4] s[4] d[4] a[1] l[1] n[a+l]
+ * @param[in] len size of font number variable (in bytes) */
+void BasicDVIReader::cmdFontDef (int len) {
+ seek(len+12, ios::cur); // skip font number
+ UInt32 pathlen = readUnsigned(1); // length of font path
+ UInt32 namelen = readUnsigned(1); // length of font name
+ seek(pathlen+namelen, ios::cur);
+}
+
+
+/** XDV extension: include image or pdf file.
+ * parameters: box[1] matrix[4][6] p[2] len[2] path[l] */
+void BasicDVIReader::cmdXPic (int) {
+ seek(1+24+2, ios::cur);
+ UInt16 len = readUnsigned(2);
+ seek(len, ios::cur);
+}
+
+
+void BasicDVIReader::cmdXFontDef (int) {
+ seek(4+4, ios::cur);
+ UInt16 flags = readUnsigned(2);
+ UInt8 psname_len = readUnsigned(1);
+ UInt8 fmname_len = readUnsigned(1);
+ UInt8 stname_len = readUnsigned(1);
+ seek(psname_len+fmname_len+stname_len, ios::cur);
+ if (flags & 0x0200) // colored?
+ seek(4, ios::cur);
+ if (flags & 0x1000) // extend?
+ seek(4, ios::cur);
+ if (flags & 0x2000) // slant?
+ seek(4, ios::cur);
+ if (flags & 0x4000) // embolden?
+ seek(4, ios::cur);
+ if (flags & 0x0800) { // variations?
+ UInt16 num_variations = readSigned(2);
+ seek(4*num_variations, ios::cur);
+ }
+}
+
+
+void BasicDVIReader::cmdXGlyphA (int) {
+ seek(4, ios::cur);
+ UInt16 num_glyphs = readUnsigned(2);
+ seek(10*num_glyphs, ios::cur);
+}
+
+
+void BasicDVIReader::cmdXGlyphS (int) {
+ seek(4, ios::cur);
+ UInt16 num_glyphs = readUnsigned(2);
+ seek(6*num_glyphs, ios::cur);
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BasicDVIReader.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BasicDVIReader.h
new file mode 100644
index 00000000000..3003ecc600c
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BasicDVIReader.h
@@ -0,0 +1,105 @@
+/*************************************************************************
+** BasicDVIReader.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_BASICDVIREADER_H
+#define DVISVGM_BASICDVIREADER_H
+
+#include "MessageException.h"
+#include "StreamReader.h"
+
+struct DVIException : public MessageException
+{
+ DVIException (const std::string &msg) : MessageException(msg) {}
+};
+
+
+struct InvalidDVIFileException : public DVIException
+{
+ InvalidDVIFileException(const std::string &msg) : DVIException(msg) {}
+};
+
+class Matrix;
+
+class BasicDVIReader : public StreamReader
+{
+ protected:
+ typedef void (BasicDVIReader::*CommandHandler)(int);
+ enum DVIFormat {DVI_NONE=0, DVI_STANDARD=2, DVI_PTEX=3, DVI_XDV=5};
+
+ public:
+ BasicDVIReader (std::istream &is);
+ virtual ~BasicDVIReader () {}
+ virtual void executeAllPages ();
+ virtual double getXPos () const {return 0;}
+ virtual double getYPos () const {return 0;}
+ virtual void finishLine () {}
+ virtual void translateToX (double x) {}
+ virtual void translateToY (double y) {}
+ virtual int getStackDepth () const {return 0;}
+ virtual void getPageTransformation (Matrix &matrix) const {}
+ virtual unsigned getCurrentPageNumber () const {return 0;}
+
+ protected:
+ void setDVIFormat (DVIFormat format);
+ DVIFormat getDVIFormat () const {return _dviFormat;}
+ virtual int evalCommand (CommandHandler &handler, int &param);
+ virtual int executeCommand ();
+ void executePostPost ();
+
+ // the following methods represent the DVI commands
+ // they are called by executeCommand and should not be used directly
+ virtual void cmdSetChar0 (int c);
+ virtual void cmdSetChar (int len);
+ virtual void cmdPutChar (int len);
+ virtual void cmdSetRule (int len);
+ virtual void cmdPutRule (int len);
+ virtual void cmdNop (int len);
+ virtual void cmdBop (int len);
+ virtual void cmdEop (int len);
+ virtual void cmdPush (int len);
+ virtual void cmdPop (int len);
+ virtual void cmdDir (int len);
+ virtual void cmdRight (int len);
+ virtual void cmdDown (int len);
+ virtual void cmdX0 (int len);
+ virtual void cmdY0 (int len);
+ virtual void cmdW0 (int len);
+ virtual void cmdZ0 (int len);
+ virtual void cmdX (int len);
+ virtual void cmdY (int len);
+ virtual void cmdW (int len);
+ virtual void cmdZ (int len);
+ virtual void cmdFontDef (int len);
+ virtual void cmdFontNum0 (int n);
+ virtual void cmdFontNum (int len);
+ virtual void cmdXXX (int len);
+ virtual void cmdPre (int len);
+ virtual void cmdPost (int len);
+ virtual void cmdPostPost (int len);
+ virtual void cmdXPic (int len);
+ virtual void cmdXFontDef (int len);
+ virtual void cmdXGlyphA (int len);
+ virtual void cmdXGlyphS (int len);
+
+ private:
+ DVIFormat _dviFormat; ///< format of DVI file being processed
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Bezier.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Bezier.cpp
new file mode 100644
index 00000000000..46cc79d69d9
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Bezier.cpp
@@ -0,0 +1,256 @@
+/*************************************************************************
+** Bezier.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <algorithm>
+#include <utility>
+#include "Bezier.h"
+
+using namespace std;
+
+Bezier::Bezier () {
+ _points[0] = _points[1] = _points[2] = _points[3] = 0;
+}
+
+
+/** Creates a quadratic Bézier curve. internally, it's represented as a cubic one. */
+Bezier::Bezier (const DPair &p0, const DPair &p1, const DPair &p2) {
+ setPoints(p0, p0+(p1-p0)*2.0/3.0, p2+(p1-p2)*2.0/3.0, p2);
+}
+
+
+Bezier::Bezier (const DPair &p0, const DPair &p1, const DPair &p2, const DPair &p3) {
+ setPoints(p0, p1, p2, p3);
+}
+
+
+/** Creates a subcurve of a given Bézier curve.
+ * @param[in] source original curve to be clipped
+ * @param[in] t0 'time' parameter \f$\in[0,1]\f$ of source curve where the subcurve starts
+ * @param[in] t1 'time' parameter \f$\in[0,1]\f$ of source curve where the subcurve ends */
+Bezier::Bezier (const Bezier &source, double t0, double t1) {
+ if (t0 == t1)
+ _points[0] = _points[1] = _points[2] = _points[3] = source.valueAt(t0);
+ else {
+ if (t0 > t1)
+ swap(t0, t1);
+ if (t0 == 0)
+ source.subdivide(t1, this, 0);
+ else if (t1 == 1)
+ source.subdivide(t0, 0, this);
+ else {
+ Bezier subcurve;
+ source.subdivide(t0, 0, &subcurve);
+ subcurve.subdivide((t1-t0)/(1-t0), this, 0);
+ }
+ }
+}
+
+
+void Bezier::setPoints(const DPair &p0, const DPair &p1, const DPair &p2, const DPair &p3) {
+ _points[0] = p0;
+ _points[1] = p1;
+ _points[2] = p2;
+ _points[3] = p3;
+}
+
+
+void Bezier::reverse() {
+ swap(_points[0], _points[3]);
+ swap(_points[1], _points[2]);
+}
+
+
+DPair Bezier::valueAt (double t) const {
+ const double s = 1-t;
+ return _points[0]*s*s*s + _points[1]*3.0*s*s*t + _points[2]*3.0*s*t*t + _points[3]*t*t*t;
+}
+
+
+/** Returns a value of the Bézier curve's blossom representation. */
+DPair Bezier::blossomValue (double u, double v, double w) const {
+ const double uv = u*v;
+ const double uw = u*w;
+ const double vw = v*w;
+ const double uvw = u*v*w;
+ return _points[0]*(1.0-u-v-w+uv+uw+vw-uvw)
+ +_points[1]*(u+v+w-2.0*(uv+uw+vw)+3.0*uvw)
+ +_points[2]*(uv+uw+vw-3.0*uvw)
+ +_points[3]*uvw;
+}
+
+
+/** Splits the curve at t into two sub-curves. */
+void Bezier::subdivide (double t, Bezier *bezier1, Bezier *bezier2) const {
+ const double s = 1-t;
+ DPair p01 = _points[0]*s + _points[1]*t;
+ DPair p12 = _points[1]*s + _points[2]*t;
+ DPair p23 = _points[2]*s + _points[3]*t;
+ DPair p012 = p01*s + p12*t;
+ DPair p123 = p12*s + p23*t;
+ DPair p0123 = p012*s + p123*t;
+ if (bezier1)
+ bezier1->setPoints(_points[0], p01, p012, p0123);
+ if (bezier2)
+ bezier2->setPoints(p0123, p123, p23, _points[3]);
+}
+
+
+/** Approximates the current Bézier curve by a sequence of line segments.
+ * This is done by subdividing the curve several times using De Casteljau's algorithm.
+ * If a sub-curve is almost flat, i.e. \f$\sum\limits_{k=0}^2 |p_{k+1}-p_k| - |p_3-p_0| < \delta\f$,
+ * the curve is not further subdivided.
+ * @param[in] delta threshold where to stop further subdivisions (see description above)
+ * @param[out] p the resulting sequence of points defining the start/end points of the line segments
+ * @param[out] t corresponding curve parameters of the approximated points p: \f$ b(t_i)=p_i \f$
+ * @return number of points in vector p */
+int Bezier::approximate (double delta, std::vector<DPair> &p, vector<double> *t) const {
+ p.push_back(_points[0]);
+ if (t)
+ t->push_back(0);
+ return approximate(delta, 0, 1, p, t);
+}
+
+
+int Bezier::approximate (double delta, double t0, double t1, vector<DPair> &p, vector<double> *t) const {
+ // compute distance of adjacent control points
+ const double l01 = (_points[1]-_points[0]).length();
+ const double l12 = (_points[2]-_points[1]).length();
+ const double l23 = (_points[3]-_points[2]).length();
+ const double l03 = (_points[3]-_points[0]).length();
+ if (l01+l12+l23-l03 < delta) { // is curve flat enough?
+ p.push_back(_points[3]); // => store endpoint
+ if (t)
+ t->push_back(t1);
+ }
+ else {
+ // subdivide curve at b(0.5) and approximate the resulting parts separately
+ Bezier b1, b2;
+ subdivide(0.5, &b1, &b2);
+ double tmid = (t0+t1)/2;
+ b1.approximate(delta, t0, tmid, p, t);
+ b2.approximate(delta, tmid, t1, p, t);
+ }
+ return p.size();
+}
+
+
+/** Returns the signed area of the triangle (p1, p2, p3). */
+static inline double signed_area (const DPair &p1, const DPair &p2, const DPair &p3) {
+ return ((p2.x()-p1.x())*(p3.y()-p1.y()) - (p3.x()-p1.x())*(p2.y()-p1.y()))/2.0;
+}
+
+
+static inline double dot_prod (const DPair &p1, const DPair &p2) {
+ return p1.x()*p2.x() + p1.y()*p2.y();
+}
+
+
+/** Returns true if p3 is located between p1 and p2, i.e. p3 lays almost on the line
+ * between p1 and p2. */
+static bool between (const DPair &p1, const DPair &p2, const DPair &p3, double delta) {
+ double sqr_dist = dot_prod(p2-p1, p2-p1);
+ double factor = sqr_dist == 0.0 ? 1.0 : sqr_dist;
+ double area2 = fabs(signed_area(p1, p2, p3));
+ return area2*area2/factor < delta // does p3 lay almost on the line through p1 and p2...
+ && min(p1.x(), p2.x()) <= p3.x() // ...and on or inside the rectangle spanned by p1 and p2?
+ && max(p1.x(), p2.x()) >= p3.x()
+ && min(p1.y(), p2.y()) <= p3.y()
+ && max(p1.y(), p2.y()) >= p3.y();
+}
+
+
+static inline bool near (const DPair &p1, const DPair &p2, double delta) {
+ DPair diff = p2-p1;
+ return fabs(diff.x()) < delta && fabs(diff.y()) < delta;
+}
+
+
+/** Tries to reduce the degree of the Bézier curve. This only works if the number of
+ * control points can be reduces without changing the shape of the curve significantly.
+ * @param[in] delta deviation tolerance
+ * @param[in] p control points of the reduced curve
+ * @return degree of the reduced curve */
+int Bezier::reduceDegree (double delta, vector<DPair> &p) const {
+ p.clear();
+ if (near(_points[0], _points[1], delta) && near(_points[0], _points[2], delta) && near(_points[0], _points[3], delta))
+ p.push_back(_points[0]);
+ else if (between(_points[0], _points[3], _points[1], delta) && between(_points[0], _points[3], _points[2], delta)) {
+ p.push_back(_points[0]);
+ p.push_back(_points[3]);
+ }
+ else if (near((_points[1]-_points[0])*1.5+_points[0], (_points[2]-_points[3])*1.5+_points[3], delta)) {
+ p.push_back(_points[0]);
+ p.push_back((_points[1]-_points[0])*1.5 + _points[0]);
+ p.push_back(_points[3]);
+ }
+ else {
+ p.resize(4);
+ for (int i=0; i < 4; i++)
+ p[i] = _points[i];
+ }
+ return p.size()-1;
+}
+
+
+/** Try to solve the quadratic equation ax^2 + bx + c = 0. */
+static bool solve_quadratic_equation (double a, double b, double c, double &x1, double &x2) {
+ if (a == 0) {
+ if (b == 0)
+ return false;
+ x1 = x2 = -c/b;
+ }
+ else {
+ double discr = b*b - 4*a*c;
+ if (discr < 0)
+ return false;
+ double p = -b/a/2;
+ double r = sqrt(discr)/a/2;
+ x1 = p+r;
+ x2 = p-r;
+ }
+ return true;
+}
+
+
+/** Returns a tight bounding box parallel to the x- and y-axis. */
+void Bezier::getBBox (BoundingBox &bbox) const {
+ bbox.invalidate();
+ // coefficients of the derivative
+ DPair pa = _points[3] - _points[2]*3.0 + _points[1]*3.0 - _points[0];
+ DPair pb = (_points[2]-_points[1]*2.0+_points[0])*2.0;
+ DPair pc = _points[1]-_points[0];
+
+ // compute extrema for t > 0 and t < 1
+ double t1, t2;
+ if (solve_quadratic_equation(pa.x(), pb.x(), pc.x(), t1, t2)) {
+ if (t1 > 0.001 && t1 < 0.999)
+ bbox.embed(valueAt(t1));
+ if (t1 != t2 && t2 > 0.001 && t2 < 0.999)
+ bbox.embed(valueAt(t2));
+ }
+ if (solve_quadratic_equation(pa.y(), pb.y(), pc.y(), t1, t2)) {
+ if (t1 > 0.001 && t1 < 0.999)
+ bbox.embed(valueAt(t1));
+ if (t1 != t2 && t2 > 0.001 && t2 < 0.999)
+ bbox.embed(valueAt(t2));
+ }
+ bbox.embed(_points[0]);
+ bbox.embed(_points[3]);
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Bezier.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Bezier.h
new file mode 100644
index 00000000000..dcb6ee393c6
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Bezier.h
@@ -0,0 +1,52 @@
+/*************************************************************************
+** Bezier.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_BEZIER_H
+#define DVISVGM_BEZIER_H
+
+#include <vector>
+#include "BoundingBox.h"
+#include "Pair.h"
+
+class Bezier
+{
+ public:
+ Bezier ();
+ Bezier (const DPair &p0, const DPair &p1, const DPair &p2);
+ Bezier (const DPair &p0, const DPair &p1, const DPair &p2, const DPair &p3);
+ Bezier (const Bezier &source, double t0, double t1);
+ void setPoints (const DPair &p0, const DPair &p1, const DPair &p2, const DPair &p3);
+ void reverse ();
+ DPair valueAt (double t) const;
+ DPair blossomValue (double u, double v, double w) const;
+ void subdivide (double t, Bezier *bezier1, Bezier *bezier2) const;
+ int approximate (double delta, std::vector<DPair> &p, std::vector<double> *t=0) const;
+ const DPair& point (int i) const {return _points[i];}
+ int reduceDegree (double delta, std::vector<DPair> &p) const;
+ void getBBox (BoundingBox &bbox) const;
+
+ protected:
+ int approximate (double delta, double t0, double t1, std::vector<DPair> &p, std::vector<double> *t) const;
+
+ private:
+ DPair _points[4];
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BgColorSpecialHandler.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BgColorSpecialHandler.cpp
new file mode 100644
index 00000000000..43bf3a9f68b
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BgColorSpecialHandler.cpp
@@ -0,0 +1,38 @@
+/*************************************************************************
+** BgColorSpecialHandler.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include "BgColorSpecialHandler.h"
+#include "ColorSpecialHandler.h"
+#include "SpecialActions.h"
+
+using namespace std;
+
+
+bool BgColorSpecialHandler::process (const char *prefix, istream &is, SpecialActions *actions) {
+ ColorSpecialHandler csh;
+ return csh.process(prefix, is, actions);
+}
+
+
+const char** BgColorSpecialHandler::prefixes () const {
+ static const char *pfx[] = {"background", 0};
+ return pfx;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BgColorSpecialHandler.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BgColorSpecialHandler.h
new file mode 100644
index 00000000000..1d7ec2fbd10
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BgColorSpecialHandler.h
@@ -0,0 +1,34 @@
+/*************************************************************************
+** BgColorSpecialHandler.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_BGCOLORSPECIALHANDLER_H
+#define DVISVGM_BGCOLORSPECIALHANDLER_H
+
+#include "SpecialHandler.h"
+
+struct BgColorSpecialHandler : SpecialHandler
+{
+ const char* info () const {return "background color special";}
+ const char* name () const {return "bgcolor";}
+ const char** prefixes () const;
+ bool process (const char *prefix, std::istream &is, SpecialActions *actions);
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Bitmap.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Bitmap.cpp
new file mode 100644
index 00000000000..642f079b7ab
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Bitmap.cpp
@@ -0,0 +1,164 @@
+/*************************************************************************
+** Bitmap.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <algorithm>
+#include <cstdlib>
+#include <iostream>
+#include <limits>
+#include "Bitmap.h"
+#include "macros.h"
+
+using namespace std;
+
+Bitmap::Bitmap () : _rows(0), _cols(0), _xshift(0), _yshift(0), _bpr(0), _bytes(0)
+{
+}
+
+
+/** Constructs a Bitmap */
+Bitmap::Bitmap (int minx, int maxx, int miny , int maxy) {
+ resize(minx, maxx, miny, maxy);
+}
+
+
+/** Resizes the bitmap and clears all pixels.
+ * @param[in] minx index of leftmost pixel column
+ * @param[in] maxx index of rightmost pixel column
+ * @param[in] miny index of bottom row
+ * @param[in] maxy index of top row */
+void Bitmap::resize (int minx, int maxx, int miny , int maxy) {
+ _rows = abs(maxy-miny)+1;
+ _cols = abs(maxx-minx)+1;
+ _xshift = minx;
+ _yshift = miny;
+ _bpr = _cols/8 + (_cols % 8 ? 1 : 0); // bytes per row
+ _bytes.resize(_rows*_bpr);
+ FORALL(_bytes, vector<UInt8>::iterator, it)
+ *it = 0;
+}
+
+
+/** Sets n pixels of row r to 1 starting at pixel c.
+ * @param[in] row number of row
+ * @param[in] col number of column (pixel)
+ * @param[in] n number of bits to be set */
+void Bitmap::setBits (int row, int col, int n) {
+ row -= _yshift;
+ col -= _xshift;
+ UInt8 *byte = &_bytes[row*_bpr + col/8];
+ if (byte < &_bytes[0])
+ return;
+ const UInt8 *maxptr = &_bytes[0]+_bytes.size()-1;
+ while (n > 0 && byte <= maxptr) {
+ int b = 7 - col%8; // number of leftmost bit in current byte to be set
+ int m = min(n, b+1); // number of bits to be set in current byte
+ int bitseq = (1 << m)-1; // sequence of n set bits (bits 0..n-1 are set)
+ bitseq <<= b-m+1; // move bit sequence so that bit b is the leftmost set bit
+ *byte |= UInt8(bitseq); // apply bit sequence to current byte
+ byte++;
+ n -= m;
+ col += m;
+ }
+}
+
+
+void Bitmap::forAllPixels (Callback &data) const {
+ for (int row=0; row < _rows ; row++) {
+ for (int col=0; col < _bpr; col++) {
+ UInt8 byte = _bytes[row*_bpr+col];
+ int x;
+ for (int b=7; (b >= 0) && ((x = 8*col+(7-b)) < _cols); b--)
+ data.pixel(x, row, byte & (1 << b), *this);
+ }
+ }
+ data.finish();
+}
+
+
+class BBoxCallback : public Bitmap::Callback
+{
+ public:
+ BBoxCallback () : _changed(false), _minx(numeric_limits<int>::max()), _miny(_minx), _maxx(0), _maxy(0) {}
+ int minx () const {return _minx;}
+ int miny () const {return _miny;}
+ int maxx () const {return _maxx;}
+ int maxy () const {return _maxy;}
+ bool empty () const {return !_changed;}
+
+ void pixel (int x, int y, bool set, const Bitmap&) {
+ if (set) {
+ _minx = min(_minx, x);
+ _miny = min(_miny, y);
+ _maxx = max(_maxx, x);
+ _maxy = max(_maxy, y);
+ _changed = true;
+ }
+ }
+
+ void finish () {
+ if (empty())
+ _minx = _miny = 0;
+ }
+
+ private:
+ bool _changed;
+ int _minx, _miny, _maxx, _maxy;
+};
+
+
+/** Computes the bounding box that spans all set pixels. */
+bool Bitmap::getBBox (int &minx, int &miny, int &maxx, int &maxy) const {
+ BBoxCallback bboxCallback;
+ forAllPixels(bboxCallback);
+ minx = bboxCallback.minx();
+ miny = bboxCallback.miny();
+ maxx = bboxCallback.maxx();
+ maxy = bboxCallback.maxy();
+ return !bboxCallback.empty();
+}
+
+
+/** Computes width and height of the bounding box that spans all set pixels. */
+void Bitmap::getExtent (int &w, int &h) const {
+ int minx, miny, maxx, maxy;
+ if (getBBox(minx, miny, maxx, maxy)) {
+ w = maxx-minx+1;
+ h = maxy-miny+1;
+ }
+ else
+ w = h = 0;
+}
+
+
+#if 0
+ostream& Bitmap::write (ostream &os) const {
+ for (int r=_rows-1; r >= 0 ; r--) {
+ for (int c=0; c < _bpr; c++) {
+ UInt8 byte = _bytes[r*_bpr+c];
+ for (int b=128; b; b>>=1)
+ os << (byte & b ? '*' : '-');
+ os << ' ';
+ }
+ os << endl;
+ }
+ return os;
+}
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Bitmap.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Bitmap.h
new file mode 100644
index 00000000000..7a8210abeaa
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Bitmap.h
@@ -0,0 +1,112 @@
+/*************************************************************************
+** Bitmap.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_BITMAP_H
+#define DVISVGM_BITMAP_H
+
+#include <ostream>
+#include <vector>
+#include "types.h"
+
+
+class Bitmap
+{
+ public:
+ struct Callback {
+ virtual ~Callback() {}
+ virtual void pixel (int x, int y, bool set, Bitmap &bm) {}
+ virtual void pixel (int x, int y, bool set, const Bitmap &bm) {}
+ virtual void finish () {}
+ };
+
+ public:
+ Bitmap ();
+ Bitmap (int minx, int maxx, int miny , int maxy);
+ void resize (int minx, int maxx, int miny , int maxy);
+ void setBits(int row, int col, int n);
+ const UInt8* rowPtr (int row) const {return &_bytes[row*_bpr];}
+ int height () const {return _rows;}
+ int width () const {return _cols;}
+ int xshift () const {return _xshift;}
+ int yshift () const {return _yshift;}
+ int bytesPerRow () const {return _bpr;}
+ bool empty () const {return (!_rows && !_cols) || _bytes.empty();}
+ bool getBBox (int &minx, int &miny, int &maxx, int &maxy) const;
+ void getExtent (int &w, int &h) const;
+ void forAllPixels (Callback &callback) const;
+
+ template <typename T>
+ int copy (std::vector<T> &target, bool vflip=false) const;
+
+// template <typename T>
+// void write (std::ostream &os, const std::vector<T> &v) const;
+
+// std::ostream& write (std::ostream &os) const;
+
+ private:
+ int _rows, _cols; ///< number of rows, columns
+ int _xshift, _yshift; ///< horizontal/vertical shift
+ int _bpr; ///< number of bytes per row
+ std::vector<UInt8> _bytes;
+};
+
+
+/** Copies the bitmap to a new target area and reorganizes the bits.
+ * @tparam T component type of target vector
+ * @param[out] target points to first T of new bitmap (must be deleted after usage)
+ * @param[in] vflip true if the new bitmap should be flipped vertically
+ * @return number of Ts per row */
+template <typename T>
+int Bitmap::copy (std::vector<T> &target, bool vflip) const {
+ const int s = sizeof(T);
+ const int tpr = _bpr/s + (_bpr%s ? 1 : 0); // number of Ts per row
+ target.resize(_rows*tpr);
+ for (int r=0; r < _rows; r++) {
+ int targetrow = vflip ? _rows-r-1 : r;
+ for (int b=0; b < _bpr; b++) {
+ T &t = target[targetrow*tpr + b/s];
+ T chunk = (T)_bytes[r*_bpr+b] << (8*(s-1-b%s));
+ if (b % s == 0)
+ t = chunk;
+ else
+ t |= chunk;
+ }
+ }
+ return tpr;
+}
+
+
+/*
+template <typename T>
+void Bitmap::write (std::ostream &os, const std::vector<T> &v) const {
+ const int s = sizeof(T);
+ const int tpr = _bpr/s + (_bpr%s ? 1 : 0); // number of Ts per row
+ for (int r=_rows-1; r >= 0; r--) {
+ for (int t=0; t < tpr; t++) {
+ for (T b=(T)1<<(8*s-1); b; b>>=1)
+ os << ((v[r*tpr+t] & b) ? '*' : '-');
+ os << ' ';
+ }
+ os << std::endl;
+ }
+}*/
+
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BoundingBox.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BoundingBox.cpp
new file mode 100644
index 00000000000..30d711f0eb2
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BoundingBox.cpp
@@ -0,0 +1,287 @@
+/*************************************************************************
+** BoundingBox.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <algorithm>
+#include <sstream>
+#include <string>
+#include "BoundingBox.h"
+#include "Matrix.h"
+#include "XMLNode.h"
+#include "XMLString.h"
+
+using namespace std;
+
+
+BoundingBox::BoundingBox ()
+ : _ulx(0), _uly(0), _lrx(0), _lry(0), _valid(false), _locked(false)
+{
+}
+
+
+BoundingBox::BoundingBox (double ulxx, double ulyy, double lrxx, double lryy)
+ : _ulx(min(ulxx,lrxx)), _uly(min(ulyy,lryy)),
+ _lrx(max(ulxx,lrxx)), _lry(max(ulyy,lryy)),
+ _valid(true), _locked(false)
+{
+}
+
+
+BoundingBox::BoundingBox (const DPair &p1, const DPair &p2)
+ : _ulx(min(p1.x(), p2.x())), _uly(min(p1.y(), p2.y())),
+ _lrx(max(p1.x(), p2.x())), _lry(max(p1.y(), p2.y())),
+ _valid(true), _locked(false)
+{
+}
+
+
+BoundingBox::BoundingBox (const Length &ulxx, const Length &ulyy, const Length &lrxx, const Length &lryy)
+ : _ulx(min(ulxx.pt(),lrxx.pt())), _uly(min(ulyy.pt(),lryy.pt())),
+ _lrx(max(ulxx.pt(),lrxx.pt())), _lry(max(ulyy.pt(),lryy.pt())),
+ _valid(true), _locked(false)
+{
+}
+
+
+BoundingBox::BoundingBox (const string &boxstr)
+ : _ulx(0), _uly(0), _lrx(0), _lry(0), _valid(false), _locked(false)
+{
+ set(boxstr);
+}
+
+
+/** Removes leading and trailing whitespace from the given string. */
+static string& strip (string &str) {
+ size_t n=0;
+ while (n < str.length() && isspace(str[n]))
+ ++n;
+ str.erase(0, n);
+ n=str.length()-1;
+ while (n > 0 && isspace(str[n]))
+ --n;
+ str.erase(n+1);
+ return str;
+}
+
+
+/** Sets or modifies the bounding box. If 'boxstr' consists of 4 length values,
+ * they denote the absolute position of two diagonal corners of the box. In case
+ * of a single length value l the current box is enlarged by adding (-l,-l) the upper
+ * left and (l,l) to the lower right corner.
+ * @param[in] boxstr whitespace and/or comma separated string of lengths. */
+void BoundingBox::set (string boxstr) {
+ vector<Length> coord;
+ const size_t len = boxstr.length();
+ size_t l=0;
+ strip(boxstr);
+ string lenstr;
+ do {
+ while (l < len && isspace(boxstr[l]))
+ l++;
+ size_t r=l;
+ while (r < len && !isspace(boxstr[r]) && boxstr[r] != ',')
+ r++;
+ lenstr = boxstr.substr(l, r-l);
+ if (!lenstr.empty()) {
+ coord.push_back(Length(lenstr));
+ if (boxstr[r] == ',')
+ r++;
+ l = r;
+ }
+ } while (!lenstr.empty() && coord.size() < 4);
+
+ switch (coord.size()) {
+ case 1:
+ _ulx -= coord[0].pt();
+ _uly -= coord[0].pt();
+ _lrx += coord[0].pt();
+ _lry += coord[0].pt();
+ break;
+ case 2:
+ _ulx -= coord[0].pt();
+ _uly -= coord[1].pt();
+ _lrx += coord[0].pt();
+ _lry += coord[1].pt();
+ break;
+ case 4:
+ _ulx = min(coord[0].pt(), coord[2].pt());
+ _uly = min(coord[1].pt(), coord[3].pt());
+ _lrx = max(coord[0].pt(), coord[2].pt());
+ _lry = max(coord[1].pt(), coord[3].pt());
+ break;
+ default:
+ throw BoundingBoxException("1, 2 or 4 length parameters expected");
+ }
+ _valid = true;
+}
+
+
+/** Enlarges the box so that point (x,y) is enclosed. */
+void BoundingBox::embed (double x, double y) {
+ if (!_locked) {
+ if (_valid) {
+ if (x < _ulx)
+ _ulx = x;
+ else if (x > _lrx)
+ _lrx = x;
+ if (y < _uly)
+ _uly = y;
+ else if (y > _lry)
+ _lry = y;
+ }
+ else {
+ _ulx = _lrx = x;
+ _uly = _lry = y;
+ _valid = true;
+ }
+ }
+}
+
+
+/** Enlarges the box so that the given bounding box is enclosed. */
+void BoundingBox::embed (const BoundingBox &bbox) {
+ if (!_locked && bbox._valid) {
+ if (_valid) {
+ embed(bbox._ulx, bbox._uly);
+ embed(bbox._lrx, bbox._lry);
+ }
+ else {
+ _ulx = bbox._ulx;
+ _uly = bbox._uly;
+ _lrx = bbox._lrx;
+ _lry = bbox._lry;
+ _valid = true;
+ }
+ }
+}
+
+
+/** Embeds a virtual circle into the box and enlarges it accordingly.
+ * @param[in] c center of the circle
+ * @param[in] r radius of the circle */
+void BoundingBox::embed (const DPair &c, double r) {
+ embed(BoundingBox(c.x()-r, c.y()-r, c.x()+r, c.y()+r));
+}
+
+
+/** Expands the box in all four directions by a given value. */
+void BoundingBox::expand (double m) {
+ if (!_locked) {
+ _ulx -= m;
+ _uly -= m;
+ _lrx += m;
+ _lry += m;
+ }
+}
+
+
+/** Intersects the current box with bbox and applies the result to *this.
+ * If both boxes are disjoint, *this is not altered.
+ * @param[in] bbox box to intersect with
+ * @return false if *this is locked or both boxes are disjoint */
+bool BoundingBox::intersect (const BoundingBox &bbox) {
+ // check if the two boxes are disjoint
+ if (_locked || _lrx < bbox._ulx || _lry < bbox._uly || _ulx > bbox._lrx || _uly > bbox._lry)
+ return false;
+ // not disjoint: compute the intersection
+ _ulx = max(_ulx, bbox._ulx);
+ _uly = max(_uly, bbox._uly);
+ _lrx = min(_lrx, bbox._lrx);
+ _lry = min(_lry, bbox._lry);
+ return true;
+}
+
+
+void BoundingBox::operator += (const BoundingBox &bbox) {
+ if (!_locked) {
+ _ulx += bbox._ulx;
+ _uly += bbox._uly;
+ _lrx += bbox._lrx;
+ _lry += bbox._lry;
+ }
+}
+
+
+bool BoundingBox::operator == (const BoundingBox &bbox) const {
+ return _valid && bbox._valid
+ && _ulx == bbox._ulx
+ && _uly == bbox._uly
+ && _lrx == bbox._lrx
+ && _lry == bbox._lry;
+}
+
+
+bool BoundingBox::operator != (const BoundingBox &bbox) const {
+ return !_valid || !bbox._valid
+ || _ulx != bbox._ulx
+ || _uly != bbox._uly
+ || _lrx != bbox._lrx
+ || _lry != bbox._lry;
+}
+
+
+void BoundingBox::scale (double sx, double sy) {
+ if (!_locked) {
+ _ulx *= sx;
+ _lrx *= sx;
+ if (sx < 0) swap(_ulx, _lrx);
+ _uly *= sy;
+ _lry *= sy;
+ if (sy < 0) swap(_uly, _lry);
+ }
+}
+
+
+void BoundingBox::transform (const Matrix &tm) {
+ if (!_locked) {
+ DPair ul = tm * DPair(_lrx, _lry);
+ DPair lr = tm * DPair(_ulx, _uly);
+ DPair ll = tm * DPair(_ulx, _lry);
+ DPair ur = tm * DPair(_lrx, _uly);
+ _ulx = min(min(ul.x(), lr.x()), min(ur.x(), ll.x()));
+ _uly = min(min(ul.y(), lr.y()), min(ur.y(), ll.y()));
+ _lrx = max(max(ul.x(), lr.x()), max(ur.x(), ll.x()));
+ _lry = max(max(ul.y(), lr.y()), max(ur.y(), ll.y()));
+ }
+}
+
+
+string BoundingBox::toSVGViewBox () const {
+ ostringstream oss;
+ oss << XMLString(_ulx) << ' ' << XMLString(_uly) << ' ' << XMLString(width()) << ' ' << XMLString(height());
+ return oss.str();
+}
+
+
+ostream& BoundingBox::write (ostream &os) const {
+ return os << '(' << _ulx << ", " << _uly
+ << ", " << _lrx << ", " << _lry << ')';
+}
+
+
+XMLElementNode* BoundingBox::createSVGRect () const {
+ XMLElementNode *rect = new XMLElementNode("rect");
+ rect->addAttribute("x", minX());
+ rect->addAttribute("y", minY());
+ rect->addAttribute("width", width());
+ rect->addAttribute("height", height());
+ rect->addAttribute("fill", "none");
+ return rect;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BoundingBox.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BoundingBox.h
new file mode 100644
index 00000000000..223e0433748
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/BoundingBox.h
@@ -0,0 +1,91 @@
+/*************************************************************************
+** BoundingBox.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_BOUNDINGBOX_H
+#define DVISVGM_BOUNDINGBOX_H
+
+#include <ostream>
+#include <string>
+#include "Length.h"
+#include "MessageException.h"
+#include "Pair.h"
+#include "macros.h"
+#include "types.h"
+
+
+class Matrix;
+class XMLElementNode;
+
+
+struct BoundingBoxException : MessageException
+{
+ BoundingBoxException (const std::string &msg) : MessageException(msg) {}
+};
+
+
+class BoundingBox
+{
+ public:
+ BoundingBox ();
+ BoundingBox (double ulxx, double ulyy, double lrxx, double lryy);
+ BoundingBox (const DPair &p1, const DPair &p2);
+ BoundingBox (const Length &ulxx, const Length &ulyy, const Length &lrxx, const Length &lryy);
+ BoundingBox (const std::string &boxstr);
+ void set (std::string boxstr);
+ void embed (double x, double y);
+ void embed (const BoundingBox &bb);
+ void embed (const DPair &p) {embed(p.x(), p.y());}
+ void embed (const DPair &c, double r);
+
+ template <typename T>
+ void embed (const Pair<T> &p) {embed(p.x(), p.y());}
+
+ void expand (double m);
+ bool intersect (const BoundingBox &bbox);
+ double minX () const {return _ulx;}
+ double minY () const {return _uly;}
+ double maxX () const {return _lrx;}
+ double maxY () const {return _lry;}
+ double width () const {return _lrx-_ulx;}
+ double height () const {return _lry-_uly;}
+ bool valid() const {return _valid;}
+ bool locked() const {return _locked;}
+ void lock () {_locked = true;}
+ void unlock () {_locked = false;}
+ void invalidate () {_valid = false;}
+ void operator += (const BoundingBox &bbox);
+ bool operator == (const BoundingBox &bbox) const;
+ bool operator != (const BoundingBox &bbox) const;
+ void scale (double sx, double sy);
+ void transform (const Matrix &tm);
+ std::string toSVGViewBox () const;
+ std::ostream& write (std::ostream &os) const;
+ XMLElementNode* createSVGRect () const;
+
+ private:
+ double _ulx, _uly; ///< coordinates of upper left vertex (in PS point units)
+ double _lrx, _lry; ///< coordinates of lower right vertex (in PS point units)
+ bool _valid : 1; ///< true if the box coordinates are properly set
+ bool _locked : 1; ///< if true, the box data is read-only
+};
+
+IMPLEMENT_OUTPUT_OPERATOR(BoundingBox)
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMap.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMap.cpp
new file mode 100644
index 00000000000..2c9a22c8fbb
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMap.cpp
@@ -0,0 +1,75 @@
+/*************************************************************************
+** CMap.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <algorithm>
+#include <sstream>
+#include <set>
+#include <vector>
+#include "CMap.h"
+#include "CMapManager.h"
+#include "FileFinder.h"
+#include "InputReader.h"
+
+using namespace std;
+
+
+const char* CMap::path () const {
+ return FileFinder::lookup(name(), "cmap", false);
+}
+
+
+const FontEncoding* CMap::findCompatibleBaseFontMap (const PhysicalFont *font, CharMapID &charmapID) const {
+ return CMapManager::instance().findCompatibleBaseFontMap(font, this, charmapID);
+}
+
+//////////////////////////////////////////////////////////////////////
+
+/** Returns the RO (Registry-Ordering) string of the CMap. */
+string SegmentedCMap::getROString() const {
+ if (_registry.empty() || _ordering.empty())
+ return "";
+ return _registry + "-" + _ordering;
+}
+
+
+/** Returns the CID for a given character code. */
+UInt32 SegmentedCMap::cid (UInt32 c) const {
+ if (_cidranges.valueExists(c))
+ return _cidranges.valueAt(c);
+ if (_basemap)
+ return _basemap->cid(c);
+ return 0;
+}
+
+
+/** Returns the character code of a base font for a given CID. */
+UInt32 SegmentedCMap::bfcode (UInt32 cid) const {
+ if (_bfranges.valueExists(cid))
+ return _bfranges.valueAt(cid);
+ if (_basemap)
+ return _basemap->bfcode(cid);
+ return 0;
+}
+
+
+void SegmentedCMap::write (ostream &os) const {
+ _cidranges.write(os);
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMap.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMap.h
new file mode 100644
index 00000000000..5a58ced5f3a
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMap.h
@@ -0,0 +1,116 @@
+/*************************************************************************
+** CMap.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_CMAP_H
+#define DVISVGM_CMAP_H
+
+#include <algorithm>
+#include <ostream>
+#include <vector>
+#include "FontEncoding.h"
+#include "RangeMap.h"
+#include "types.h"
+
+
+struct CMap : public NamedFontEncoding
+{
+ virtual ~CMap () {}
+ virtual bool vertical () const =0;
+ virtual bool mapsToCID () const =0;
+ virtual const char* path () const;
+ virtual UInt32 cid (UInt32 c) const =0;
+ virtual UInt32 bfcode (UInt32 cid) const =0;
+ virtual std::string getROString () const =0;
+ virtual const FontEncoding* findCompatibleBaseFontMap (const PhysicalFont *font, CharMapID &charmapID) const;
+ virtual bool mapsToCharIndex () const {return mapsToCID();}
+
+ Character decode (UInt32 c) const {
+ if (mapsToCID())
+ return Character(Character::INDEX, cid(c));
+ return Character(Character::CHRCODE, bfcode(c));
+ }
+};
+
+
+struct IdentityCMap : public CMap
+{
+ UInt32 cid (UInt32 c) const {return c;}
+ UInt32 bfcode (UInt32 cid) const {return 0;}
+ std::string getROString () const {return "Adobe-Identity";}
+ bool mapsToCID() const {return true;}
+};
+
+
+struct IdentityHCMap : public IdentityCMap
+{
+ bool vertical () const {return false;}
+ const char* name () const {return "Identity-H";}
+};
+
+
+struct IdentityVCMap : public IdentityCMap
+{
+ bool vertical () const {return true;}
+ const char* name () const {return "Identity-V";}
+};
+
+
+struct UnicodeCMap : public CMap
+{
+ bool vertical () const {return false;}
+ const char* name () const {return "unicode";}
+ bool mapsToCID () const {return false;}
+ const char* path () const {return 0;}
+ UInt32 cid (UInt32 c) const {return c;}
+ UInt32 bfcode (UInt32 cid) const {return cid;}
+ std::string getROString () const {return "";}
+};
+
+
+class SegmentedCMap : public CMap
+{
+ friend class CMapReader;
+
+ public:
+ SegmentedCMap (const std::string &name) : _name(name), _basemap(0), _vertical(false), _mapsToCID(true) {}
+ const char* name () const {return _name.c_str();}
+ UInt32 cid (UInt32 c) const;
+ UInt32 bfcode (UInt32 cid) const;
+ void addCIDRange (UInt32 first, UInt32 last, UInt32 cid) {_cidranges.addRange(first, last, cid);}
+ void addBFRange (UInt32 first, UInt32 last, UInt32 chrcode) {_bfranges.addRange(first, last, chrcode);}
+ void write (std::ostream &os) const;
+ bool vertical () const {return _vertical;}
+ bool mapsToCID () const {return _mapsToCID;}
+ size_t numCIDRanges () const {return _cidranges.size();}
+ size_t numBFRanges () const {return _bfranges.size();}
+ std::string getROString () const;
+
+ private:
+ std::string _name;
+ std::string _registry;
+ std::string _ordering;
+ CMap *_basemap;
+ bool _vertical;
+ bool _mapsToCID; // true: chrcode->CID, false: CID->charcode
+ RangeMap _cidranges;
+ RangeMap _bfranges;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMapManager.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMapManager.cpp
new file mode 100644
index 00000000000..d3b3fd399d6
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMapManager.cpp
@@ -0,0 +1,142 @@
+/*************************************************************************
+** CMapManager.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <sstream>
+#include "CMap.h"
+#include "CMapManager.h"
+#include "CMapReader.h"
+#include "Font.h"
+#include "FileFinder.h"
+#include "Message.h"
+
+using namespace std;
+
+
+CMapManager::~CMapManager () {
+ for (CMaps::iterator it=_cmaps.begin(); it != _cmaps.end(); ++it)
+ delete it->second;
+}
+
+
+CMapManager& CMapManager::instance () {
+ static CMapManager cmm;
+ return cmm;
+}
+
+
+/** Loads a cmap and returns the corresponding object. */
+CMap* CMapManager::lookup (const string &name) {
+ CMaps::iterator it = _cmaps.find(name);
+ if (it != _cmaps.end())
+ return it->second;
+
+ if (_includedCMaps.find(name) != _includedCMaps.end()) {
+ _level = 0;
+ ostringstream oss;
+ oss << "circular reference of CMap " << name;
+ throw CMapReaderException(oss.str());
+ }
+
+ CMap *cmap=0;
+ if (name == "Identity-H")
+ cmap = new IdentityHCMap;
+ else if (name == "Identity-V")
+ cmap = new IdentityVCMap;
+ else if (name == "unicode")
+ cmap = new UnicodeCMap;
+ if (cmap) {
+ _cmaps[name] = cmap;
+ return cmap;
+ }
+ // Load cmap data of file <name> and also process all cmaps referenced by operator "usecmap".
+ // This can lead to a sequence of further calls of lookup(). In order to prevent infinite loops
+ // due to (disallowed) circular cmap inclusions, we keep track of all cmaps processed during
+ // a sequence of inclusions.
+ _includedCMaps.insert(name); // save name of current cmap being processed
+ _level++; // increase nesting level
+ try {
+ CMapReader reader;
+ if (!(cmap = reader.read(name))) {
+ _level = 1;
+ Message::wstream(true) << "CMap file '" << name << "' not found\n";
+ }
+ _cmaps[name] = cmap;
+ }
+ catch (const CMapReaderException &e) {
+ Message::estream(true) << "CMap file " << name << ": " << e.what() << "\n";
+ }
+ if (--_level == 0) // back again at initial nesting level?
+ _includedCMaps.clear(); // => names of included cmaps are no longer needed
+ return cmap;
+}
+
+
+/** Looks for a base font CMap and a compatible encoding table in a given font. The CMap describe
+ * the mapping from CIDs to character codes where the latter are relative to the encoding table
+ * identified by charmapID.
+ * cmap:X->CID, bfmap:CID->Y, enctable:Y->CharCode
+ * @param[in] font look for available encoding tables in this font
+ * @param[in] cmap take the source registry-ordering pair from this CMap
+ * @param[out] charmapID ID of the compatible character map found in the given font
+ * @return base font CMap that maps from CIDs to character codes */
+const CMap* CMapManager::findCompatibleBaseFontMap (const PhysicalFont *font, const CMap *cmap, CharMapID &charmapID) {
+ if (!font || !cmap)
+ return 0;
+
+ static const struct CharMapIDToEncName {
+ CharMapID id;
+ const char *encname;
+ } encodings[] = {
+ {CharMapID::WIN_UCS4, "UCS4"},
+ {CharMapID::WIN_UCS2, "UCS2"},
+ {CharMapID::WIN_SHIFTJIS, "90ms-RKSJ"},
+ {CharMapID::WIN_PRC, "GBK-EUC"},
+ {CharMapID::WIN_BIG5, "ETen-B5"},
+ {CharMapID::WIN_WANSUNG, "KSCms-UHC"},
+ {CharMapID::MAC_JAPANESE, "90pv-RKSJ"},
+ {CharMapID::MAC_TRADCHINESE, "B5pc"},
+ {CharMapID::MAC_SIMPLCHINESE, "GBpc-EUC"},
+ {CharMapID::MAC_KOREAN, "KSCpc-EUC"}
+ };
+
+ // get IDs of all available charmaps in font
+ vector<CharMapID> charmapIDs;
+ font->collectCharMapIDs(charmapIDs);
+
+ const bool is_unicode_map = dynamic_cast<const UnicodeCMap*>(cmap);
+ const size_t num_encodings = is_unicode_map ? 2 : sizeof(encodings)/sizeof(CharMapIDToEncName);
+
+ // try to find a compatible encoding CMap
+ const string ro = cmap->getROString();
+ for (const CharMapIDToEncName *enc=encodings; enc < enc+num_encodings; enc++) {
+ for (size_t i=0; i < charmapIDs.size(); i++) {
+ if (enc->id == charmapIDs[i]) {
+ string cmapname = ro+"-"+enc->encname;
+ if (is_unicode_map || FileFinder::lookup(cmapname, "cmap", false)) {
+ charmapID = enc->id;
+ return is_unicode_map ? cmap : lookup(cmapname);
+ }
+ }
+ }
+ }
+ return 0;
+}
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMapManager.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMapManager.h
new file mode 100644
index 00000000000..5388cb90f94
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMapManager.h
@@ -0,0 +1,52 @@
+/*************************************************************************
+** CMapManager.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_CMAPMANAGER_H
+#define DVISVGM_CMAPMANAGER_H
+
+#include <map>
+#include <set>
+#include <string>
+#include "CharMapID.h"
+#include "Font.h"
+
+struct CMap;
+struct FontEncoding;
+class FontEncodingPair;
+
+class CMapManager
+{
+ typedef std::map<std::string, CMap*> CMaps;
+ public:
+ ~CMapManager ();
+ CMap* lookup (const std::string &name);
+ const CMap* findCompatibleBaseFontMap (const PhysicalFont *font, const CMap *cmap, CharMapID &charmapID);
+ static CMapManager& instance ();
+
+ protected:
+ CMapManager () : _level(0) {}
+
+ private:
+ CMaps _cmaps; ///< loaded cmaps
+ int _level; ///< current inclusion depth; >0 if a cmap loaded by "usecmap" is being processed
+ std::set<std::string> _includedCMaps; ///< names of cmaps loaded by "usecmap"
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMapReader.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMapReader.cpp
new file mode 100644
index 00000000000..f655eca5139
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMapReader.cpp
@@ -0,0 +1,265 @@
+/*************************************************************************
+** CMapReader.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <fstream>
+#include <sstream>
+#include "CMap.h"
+#include "CMapManager.h"
+#include "CMapReader.h"
+#include "FileFinder.h"
+#include "InputReader.h"
+
+using namespace std;
+
+
+CMapReader::CMapReader () : _cmap(0), _inCMap(false)
+{
+}
+
+
+/** Reads a cmap file and returns the corresponding CMap object.
+ * @param fname[in] name/path of cmap file
+ * @return CMap object representing the read data, or 0 if file could not be read */
+CMap* CMapReader::read (const string &fname) {
+ if (const char *path = FileFinder::lookup(fname.c_str(), "cmap", false)) {
+ ifstream ifs(path);
+ if (ifs)
+ return read(ifs, fname);
+ }
+ _tokens.clear();
+ return 0;
+}
+
+
+/** Reads cmap data from a given stream and returns the corresponding CMap object.
+ * @param is[in] cmap data input stream
+ * @param is[in] name name of CMap to be read
+ * @return CMap object representing the read data, or 0 if file could not be read */
+CMap* CMapReader::read (std::istream& is, const string &name) {
+ _tokens.clear();
+ _cmap = new SegmentedCMap(name);
+ StreamInputReader ir(is);
+ try {
+ while (ir) {
+ Token token(ir);
+ if (token.type() == Token::TT_EOF)
+ break;
+ if (_inCMap) {
+ if (token.type() == Token::TT_OPERATOR)
+ executeOperator(token.strvalue(), ir);
+ else
+ _tokens.push_back(token);
+ }
+ else if (token.type() == Token::TT_OPERATOR && token.strvalue() == "begincmap")
+ _inCMap = true;
+ }
+ }
+ catch (CMapReaderException &e) {
+ delete _cmap;
+ _cmap = 0;
+ throw;
+ }
+ return _cmap;
+}
+
+
+void CMapReader::executeOperator (const string &op, InputReader &ir) {
+ const struct Operator {
+ const char *name;
+ void (CMapReader::*handler)(InputReader&);
+ } operators[] = {
+ {"beginbfchar", &CMapReader::op_beginbfchar},
+ {"beginbfrange", &CMapReader::op_beginbfrange},
+ {"begincidrange", &CMapReader::op_begincidrange},
+ {"def", &CMapReader::op_def},
+ {"endcmap", &CMapReader::op_endcmap},
+ {"usecmap", &CMapReader::op_usecmap},
+ };
+
+ for (size_t i=0; i < sizeof(operators)/sizeof(Operator); i++) {
+ if (operators[i].name == op) {
+ (this->*operators[i].handler)(ir);
+ break;
+ }
+ }
+ _tokens.clear();
+}
+
+
+void CMapReader::op_def (InputReader&) {
+ size_t size = _tokens.size();
+ if (size >= 2) {
+ const string val = popToken().strvalue();
+ const string name = popToken().strvalue();
+ if (name == "CMapName") {
+ if (val != _cmap->_name)
+ throw CMapReaderException("CMapName doesn't match filename");
+ }
+ else if (name == "WMode") {
+ if (val == "0" || val == "1")
+ _cmap->_vertical = (val == "1");
+ else
+ throw CMapReaderException("invalid WMode (0 or 1 expected)");
+ }
+ else if (name == "Registry")
+ _cmap->_registry = val;
+ else if (name == "Ordering")
+ _cmap->_ordering = val;
+ }
+}
+
+
+void CMapReader::op_endcmap (InputReader &) {
+ _inCMap = false;
+}
+
+
+void CMapReader::op_usecmap (InputReader &) {
+ if (_tokens.empty())
+ throw CMapReaderException("stack underflow while processing usecmap");
+ else {
+ const string name = popToken().strvalue();
+ if ((_cmap->_basemap = CMapManager::instance().lookup(name)) == 0)
+ throw CMapReaderException("CMap file '"+name+"' not found");
+ }
+}
+
+
+static UInt32 parse_hexentry (InputReader &ir) {
+ ir.skipSpace();
+ if (ir.get() != '<')
+ throw CMapReaderException("invalid range entry ('<' expected)");
+ int val;
+ if (!ir.parseInt(16, val))
+ throw CMapReaderException("invalid range entry (hexadecimal value expected)");
+ if (ir.get() != '>')
+ throw CMapReaderException("invalid range entry ('>' expected)");
+ return UInt32(val);
+}
+
+
+void CMapReader::op_begincidrange (InputReader &ir) {
+ if (!_tokens.empty() && _tokens.back().type() == Token::TT_NUMBER) {
+ ir.skipSpace();
+ int num_entries = static_cast<int>(popToken().numvalue());
+ while (num_entries > 0 && ir.peek() == '<') {
+ UInt32 first = parse_hexentry(ir);
+ UInt32 last = parse_hexentry(ir);
+ UInt32 cid;
+ ir.skipSpace();
+ if (!ir.parseUInt(cid))
+ throw CMapReaderException("invalid range entry (decimal value expected)");
+ _cmap->addCIDRange(first, last, cid);
+ ir.skipSpace();
+ }
+ }
+}
+
+
+void CMapReader::op_beginbfrange (InputReader &ir) {
+ if (!_tokens.empty() && _tokens.back().type() == Token::TT_NUMBER) {
+ ir.skipSpace();
+ int num_entries = static_cast<int>(popToken().numvalue());
+ while (num_entries > 0 && ir.peek() == '<') {
+ UInt32 first = parse_hexentry(ir);
+ UInt32 last = parse_hexentry(ir);
+ UInt32 chrcode = parse_hexentry(ir);
+ _cmap->addBFRange(first, last, chrcode);
+ ir.skipSpace();
+ }
+ _cmap->_mapsToCID = false;
+ }
+}
+
+
+void CMapReader::op_beginbfchar (InputReader &ir) {
+ if (!_tokens.empty() && _tokens.back().type() == Token::TT_NUMBER) {
+ ir.skipSpace();
+ int num_entries = static_cast<int>(popToken().numvalue());
+ while (num_entries > 0 && ir.peek() == '<') {
+ UInt32 cid = parse_hexentry(ir);
+ ir.skipSpace();
+ if (ir.peek() == '/')
+ throw CMapReaderException("mapping of named characters is not supported");
+ UInt32 chrcode = parse_hexentry(ir);
+ _cmap->addBFRange(cid, cid, chrcode);
+ ir.skipSpace();
+ }
+ _cmap->_mapsToCID = false;
+ }
+}
+
+////////////////////////////////////////////////////////////////////////////////////
+
+CMapReader::Token::Token (InputReader &ir) {
+ scan(ir);
+}
+
+
+/** Reads the next characters from the input stream to create a token. */
+void CMapReader::Token::scan (InputReader &ir) {
+ ir.skipSpace();
+ while (ir.peek() == '%') { // comment?
+ while (ir.peek() != '\n') // => skip until end of line
+ ir.get();
+ ir.skipSpace();
+ }
+ ir.skipSpace();
+ if (ir.eof())
+ _type = TT_EOF;
+ else if (ir.peek() == '/') { // PS name?
+ ir.get();
+ while (!strchr("[]{}<>", ir.peek()) && !isspace(ir.peek()))
+ _value += ir.get();
+ _type = TT_NAME;
+ }
+ else if (ir.peek() == '(') { // string?
+ ir.get();
+ int level=0;
+ while (ir.peek() != ')' || level > 0) {
+ if (ir.peek() == '(')
+ level++;
+ else if (ir.peek() == ')' && level > 0)
+ level--;
+ _value += ir.get();
+ }
+ ir.get(); // skip ')'
+ _type = TT_STRING;
+ }
+ else if (strchr("[]{}<>", ir.peek())) { // PS delimiter
+ _value = ir.get();
+ _type = TT_DELIM;
+ }
+ else if (isdigit(ir.peek())) { // number?
+ double val;
+ if (ir.parseDouble(val)) {
+ ostringstream oss;
+ oss << val;
+ _value = oss.str();
+ _type = TT_NUMBER;
+ }
+ }
+ else {
+ while (!strchr("[]{}<>", ir.peek()) && !isspace(ir.peek()))
+ _value += ir.get();
+ _type = TT_OPERATOR;
+ }
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMapReader.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMapReader.h
new file mode 100644
index 00000000000..a7a243999d7
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CMapReader.h
@@ -0,0 +1,81 @@
+/*************************************************************************
+** CMapReader.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_CMAPREADER_H
+#define DVISVGM_CMAPREADER_H
+
+#include <cstdlib>
+#include <istream>
+#include <string>
+#include <vector>
+#include "MessageException.h"
+
+
+struct CMap;
+class InputReader;
+
+class CMapReader
+{
+ class Token
+ {
+ public:
+ enum Type {TT_UNKNOWN, TT_EOF, TT_DELIM, TT_NUMBER, TT_STRING, TT_NAME, TT_OPERATOR};
+
+ public:
+ Token (InputReader &ir);
+ void scan (InputReader &ir);
+ Type type () const {return _type;}
+ const std::string& strvalue () const {return _value;}
+ double numvalue () const {return std::atof(_value.c_str());}
+
+ private:
+ Type _type;
+ std::string _value;
+ };
+
+ public:
+ CMapReader ();
+ CMap* read (const std::string &fname);
+ CMap* read (std::istream &is, const std::string &name);
+
+ protected:
+ Token popToken () {Token t=_tokens.back(); _tokens.pop_back(); return t;}
+ void executeOperator (const std::string &op, InputReader &ir);
+ void op_beginbfchar (InputReader &ir);
+ void op_beginbfrange (InputReader &ir);
+ void op_begincidrange (InputReader &ir);
+ void op_def (InputReader &ir);
+ void op_endcmap (InputReader &ir);
+ void op_usecmap (InputReader &ir);
+
+ private:
+ SegmentedCMap *_cmap; ///< CMap being read
+ std::vector<Token> _tokens; ///< stack of tokens to be processed
+ bool _inCMap; ///< operator begincmap has been executed
+};
+
+
+
+struct CMapReaderException : public MessageException
+{
+ CMapReaderException (const std::string &msg) : MessageException(msg) {}
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CRC32.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CRC32.cpp
new file mode 100644
index 00000000000..09670551baf
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CRC32.cpp
@@ -0,0 +1,113 @@
+/*************************************************************************
+** CRC32.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cstring>
+#include "CRC32.h"
+
+using namespace std;
+
+
+CRC32::CRC32 () : _crc32(0xFFFFFFFF)
+{
+ const UInt32 poly = 0xEDB88320;
+ for (int i = 0; i < 256; i++) {
+ UInt32 crc=i;
+ for (int j=8; j > 0; j--) {
+ if (crc & 1)
+ crc = (crc >> 1) ^ poly;
+ else
+ crc >>= 1;
+ }
+ _tab[i] = crc;
+ }
+}
+
+
+/** Resets CRC32 sum to 0. */
+void CRC32::reset () {
+ _crc32 = 0xFFFFFFFF;
+}
+
+
+/** Appends string bytes to the previous data and computes the resulting checksum.
+ * @param[in] data string to update the checksum with */
+void CRC32::update (const char *data) {
+ update((const UInt8*)data, strlen(data));
+}
+
+
+/** Appends a single value to the previous data and computes the resulting checksum.
+ * @param[in] n value to update the checksum with
+ * @param[in] bytes number of bytes to consider (0-4) */
+void CRC32::update (UInt32 n, int bytes) {
+ for (int i=bytes-1; i >= 0; --i) {
+ UInt8 byte = UInt8((n >> (8*i)) & 0xff);
+ update(&byte, 1);
+ }
+}
+
+
+/** Appends a sequence of bytes to the previous data and computes the resulting checksum.
+ * @param[in] bytes pointer to array of bytes
+ * @param[in] len number of bytes in array */
+void CRC32::update (const UInt8 *bytes, size_t len) {
+ for (size_t i=0; i < len; ++i)
+ _crc32 = ((_crc32 >> 8) & 0x00FFFFFF) ^ _tab[(_crc32 ^ *bytes++) & 0xFF];
+}
+
+
+void CRC32::update (istream &is) {
+ char buf [4096];
+ while (is) {
+ is.read(buf, 4096);
+ update((UInt8*)buf, is.gcount());
+ }
+}
+
+
+/** Returns the checksum computed from values added with the update functions. */
+UInt32 CRC32::get () const {
+ return _crc32 ^ 0xFFFFFFFF;
+}
+
+
+/** Computes the CRC32 checksum of a sequence of bytes.
+ * @param[in] bytes pointer to array of bytes
+ * @param[in] len number of bytes in array
+ * @return CRC32 checksum */
+UInt32 CRC32::compute (const UInt8 *bytes, size_t len) {
+ CRC32 crc32;
+ crc32.update(bytes, len);
+ return crc32.get();
+}
+
+
+/** Computes the CRC32 checksum of a string. */
+UInt32 CRC32::compute (const char *str) {
+ return compute((const UInt8*)str, strlen(str));
+}
+
+
+UInt32 CRC32::compute (istream &is) {
+ CRC32 crc32;
+ crc32.update(is);
+ return crc32.get();
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CRC32.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CRC32.h
new file mode 100644
index 00000000000..3eacb17bf33
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CRC32.h
@@ -0,0 +1,51 @@
+/*************************************************************************
+** CRC32.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef CRC32_H
+#define CRC32_H
+
+#include <cstdlib>
+#include <istream>
+#include "types.h"
+
+class CRC32
+{
+ public:
+ CRC32 ();
+ void update (const UInt8 *bytes, size_t len);
+ void update (UInt32 n, int bytes=4);
+ void update (const char *str);
+ void update (std::istream &is);
+ UInt32 get () const;
+ void reset ();
+ static UInt32 compute (const UInt8 *bytes, size_t len);
+ static UInt32 compute (const char *str);
+ static UInt32 compute (std::istream &is);
+
+ protected:
+ CRC32 (const CRC32 &crc32) {}
+
+ private:
+ UInt32 _crc32;
+ UInt32 _tab[256];
+};
+
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Calculator.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Calculator.cpp
new file mode 100644
index 00000000000..d90405e8610
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Calculator.cpp
@@ -0,0 +1,180 @@
+/*************************************************************************
+** Calculator.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cmath>
+#include <sstream>
+#include "Calculator.h"
+
+using namespace std;
+
+// token types
+const char END = 0;
+const char NUMBER = 1;
+const char NAME = 2;
+
+
+#include <iostream>
+
+
+/** Evaluates a given arithmetic expression and returns its value.
+ * The evaluator is implemented as a recursive descent parser.
+ * @param[in] is reads expression from this stream
+ * @return expression value */
+double Calculator::eval (istream &is) {
+ double ret = expr(is, false);
+ if (lookAhead(is) > 0)
+ throw CalculatorException("expression syntax error");
+ return ret;
+}
+
+
+/** Evaluates a given arithmetic expression and returns its value.
+ * @param[in] expr expression to evaluate
+ * @return expression value */
+double Calculator::eval (const string &expr) {
+ istringstream iss;
+ iss.str(expr);
+ return eval(iss);
+}
+
+
+/** Evaluates the root rule of the expression grammar. */
+double Calculator::expr (istream &is, bool skip) { // expr:
+ double left = term(is, skip);
+ for (;;) {
+ switch (lookAhead(is)) {
+ case '+': left += term(is, true); break; // term '+' term => $1 + $3
+ case '-': left -= term(is, true); break; // term '-' term => $1 - $3
+ default : return left; // term => $1
+ }
+ }
+}
+
+
+double Calculator::term (istream &is, bool skip) { // term:
+ double left = prim(is, skip);
+ for (;;)
+ switch (lookAhead(is)) {
+ case '*': left *= prim(is, true); break; // prim '*' prim => $1 * $3
+ case '/': { // prim '/' prim => $1 / $3
+ double denom = prim(is, true);
+ if (denom == 0)
+ throw CalculatorException("division by zero");
+ left /= denom;
+ break;
+ }
+ case '%': { // prim '%' prim => $1 mod $3
+ double denom = prim(is, true);
+ if (denom == 0)
+ throw CalculatorException("division by zero");
+ left -= denom*floor(left/denom);
+ break;
+ }
+ default: // prim => $1
+ return left;
+ }
+}
+
+
+double Calculator::prim (istream &is, bool skip) { // prim:
+ if (skip)
+ lex(is);
+ switch (lookAhead(is)) {
+ case NUMBER: { // NUMBER => $1
+ lex(is);
+ double ret = _numValue;
+ if (lookAhead(is) == NAME) { // NUMBER NAME => $1 * $2
+ lex(is);
+ ret *= getVariable(_strValue);
+ }
+ return ret;
+ }
+ case NAME: { // NAME => getVariable($1)
+ lex(is);
+ return getVariable(_strValue);
+ }
+ case '-': // '-' prim => -$2
+ return -prim(is, true);
+ case '(': { // '(' expr ')' => $2
+ double e = expr(is, true);
+ if (lookAhead(is) != ')')
+ throw CalculatorException("')' expected");
+ lex(is);
+ return e;
+ }
+ default:
+ throw CalculatorException("primary expression expected");
+ }
+}
+
+
+/** Determines type of next token without swallowing it. That means
+ * the same token will be read again next time. */
+char Calculator::lookAhead (istream &is) {
+ while (isspace(is.peek())) // skip whitespace
+ is.get();
+ if (is.eof())
+ return END;
+ int c = is.peek();
+ if (isdigit(c) || c == '.')
+ return NUMBER;
+ if (isalpha(c))
+ return NAME;
+ return char(c);
+}
+
+
+/** Reads next token and returns its type. The token value is either assigned
+ * to the object members numValue or strValue depending on the type. The token
+ * type is represented by a unique integer. In contrast to method 'lookAhead'
+ * lex consumes the read token.
+ * @param[in] is next token is read from this stream
+ * @return token type */
+char Calculator::lex (istream &is) {
+ int tokenType = lookAhead(is);
+ switch (tokenType) {
+ case NUMBER:
+ is >> _numValue;
+ break;
+ case NAME: {
+ _strValue.clear();
+ while (isalpha(is.peek()))
+ _strValue += char(is.get());
+ break;
+ }
+ default:
+ tokenType = is.get();
+ }
+ return char(tokenType);
+}
+
+
+/** Returns the value of a previously defined variable. If there
+ * is no variable of the given name, a CalculatorException is thrown.
+ * @param[in] name name of variable
+ * @return assigned value */
+double Calculator::getVariable (const string &name) const {
+ map<string,double>::const_iterator it = _variables.find(name);
+ if (it == _variables.end())
+ throw CalculatorException("undefined variable '" + name + "'");
+ return it->second;
+}
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Calculator.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Calculator.h
new file mode 100644
index 00000000000..76b07e40a60
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Calculator.h
@@ -0,0 +1,57 @@
+/*************************************************************************
+** Calculator.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_CALCULATOR_H
+#define DVISVGM_CALCULATOR_H
+
+#include <istream>
+#include <map>
+#include <string>
+#include "MessageException.h"
+
+
+struct CalculatorException : public MessageException
+{
+ CalculatorException (const std::string &msg) : MessageException(msg) {}
+};
+
+class Calculator
+{
+ public:
+ Calculator () : _numValue(0) {}
+ double eval (std::istream &is);
+ double eval (const std::string &expr);
+ void setVariable (const std::string &name, double value) {_variables[name] = value;}
+ double getVariable (const std::string &name) const;
+
+ protected:
+ double expr (std::istream &is, bool skip);
+ double term (std::istream &is, bool skip);
+ double prim (std::istream &is, bool skip);
+ char lex (std::istream &is);
+ char lookAhead (std::istream &is);
+
+ private:
+ std::map<std::string,double> _variables;
+ double _numValue;
+ std::string _strValue;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CharMapID.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CharMapID.cpp
new file mode 100644
index 00000000000..0bcd054104f
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CharMapID.cpp
@@ -0,0 +1,36 @@
+/*************************************************************************
+** CharMapID.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include "CharMapID.h"
+
+const CharMapID CharMapID::NONE(0, 0);
+const CharMapID CharMapID::WIN_SYMBOL(3, 0);
+const CharMapID CharMapID::WIN_UCS2(3, 1);
+const CharMapID CharMapID::WIN_SHIFTJIS(3, 2);
+const CharMapID CharMapID::WIN_PRC(3, 3);
+const CharMapID CharMapID::WIN_BIG5(3, 4);
+const CharMapID CharMapID::WIN_WANSUNG(3, 5);
+const CharMapID CharMapID::WIN_JOHAB(3, 6);
+const CharMapID CharMapID::WIN_UCS4(3, 10);
+
+const CharMapID CharMapID::MAC_JAPANESE(1, 1);
+const CharMapID CharMapID::MAC_TRADCHINESE(1, 2);
+const CharMapID CharMapID::MAC_KOREAN(1, 3);
+const CharMapID CharMapID::MAC_SIMPLCHINESE(1, 25);
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CharMapID.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CharMapID.h
new file mode 100644
index 00000000000..0b4e6bf7e17
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CharMapID.h
@@ -0,0 +1,59 @@
+/*************************************************************************
+** CharMapID.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_CHARMAPID_H
+#define DVISVGM_CHARMAPID_H
+
+#include "types.h"
+
+/** Represents a character map of a font. */
+struct CharMapID {
+ CharMapID () : platform_id(0), encoding_id(0) {}
+ CharMapID (UInt8 plf_id, UInt8 enc_id) : platform_id(plf_id), encoding_id(enc_id) {}
+
+ bool operator == (const CharMapID &ids) const {
+ return platform_id == ids.platform_id && encoding_id == ids.encoding_id;
+ }
+
+ bool operator != (const CharMapID &ids) const {
+ return platform_id != ids.platform_id || encoding_id != ids.encoding_id;
+ }
+
+ bool valid () const {return platform_id != 0 && encoding_id != 0;}
+
+ static const CharMapID NONE;
+ static const CharMapID WIN_SYMBOL;
+ static const CharMapID WIN_UCS2;
+ static const CharMapID WIN_SHIFTJIS;
+ static const CharMapID WIN_PRC;
+ static const CharMapID WIN_BIG5;
+ static const CharMapID WIN_WANSUNG;
+ static const CharMapID WIN_JOHAB;
+ static const CharMapID WIN_UCS4;
+ static const CharMapID MAC_JAPANESE;
+ static const CharMapID MAC_TRADCHINESE;
+ static const CharMapID MAC_SIMPLCHINESE;
+ static const CharMapID MAC_KOREAN;
+
+ UInt8 platform_id;
+ UInt8 encoding_id;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Character.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Character.h
new file mode 100644
index 00000000000..7ad3a7e36ff
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Character.h
@@ -0,0 +1,46 @@
+/*************************************************************************
+** Character.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_CHARACTER_H
+#define DVISVGM_CHARACTER_H
+
+#include "types.h"
+
+class Character
+{
+ public:
+ enum Type {CHRCODE, INDEX, NAME};
+ Character (const char *name) : _type(NAME), _name(name) {}
+ Character (Type type, UInt32 val) : _type(type), _number(val) {}
+ Character (Type type, const Character &c) : _type(type), _number(c.type() != NAME ? c._number : 0) {}
+ Type type () const {return _type;}
+ const char* name () const {return _name;}
+ UInt32 number () const {return _number;}
+
+ private:
+ Type _type;
+ union {
+ UInt32 _number;
+ const char *_name;
+ };
+};
+
+#endif
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CmdLineParserBase.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CmdLineParserBase.cpp
new file mode 100644
index 00000000000..da935b4b0dc
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CmdLineParserBase.cpp
@@ -0,0 +1,372 @@
+/*************************************************************************
+** CmdLineParserBase.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <algorithm>
+#include <cstdio>
+#include <cstring>
+#include "CmdLineParserBase.h"
+#include "InputBuffer.h"
+#include "InputReader.h"
+#include "Message.h"
+
+using namespace std;
+
+void CmdLineParserBase::init () {
+ _error = false;
+ _files.clear();
+}
+
+
+/** Parses all options given on the command line.
+ * @param[in] argc number of command-line arguments
+ * @param[in] argv array providing the command-line arguments
+ * @param[in] printErrors enable/disable printing of error messages */
+void CmdLineParserBase::parse (int argc, char **argv, bool printErrors) {
+ init();
+ _printErrors = printErrors;
+ bool filesOnly = false; //
+ for (int i=1; i < argc; i++) {
+ CharInputBuffer ib(argv[i], strlen(argv[i]));
+ BufferInputReader ir(ib);
+ if (filesOnly || ir.peek() != '-')
+ _files.push_back(argv[i]);
+ else {
+ ir.get();
+ if (ir.peek() == '-') {
+ // scan long option
+ ir.get();
+ if (ir.eof()) // "--" only
+ filesOnly = true; // treat all following options as filenames
+ else {
+ string longname;
+ while (isalnum(ir.peek()) || ir.peek() == '-')
+ longname += char(ir.get());
+ if (const Option *opt = option(longname))
+ (*opt->handler)(this, ir, *opt, true);
+ else if (!_error) {
+ if (printErrors)
+ Message::estream(false) << "unknown option --" << longname << '\n';
+ _error = true;
+ }
+ }
+ }
+ else {
+ // scan short option(s)
+ bool combined = false; // multiple short options combined, e.g -abc
+ do {
+ int shortname = ir.get();
+ if (const Option *opt = option(shortname)) {
+ if (!combined || opt->argmode == ARG_NONE) {
+ if (opt->argmode == ARG_REQUIRED && strlen(argv[i]) == 2) { // required argument separated by whitespace?
+ if (i+1 < argc && argv[i+1][0] != '-')
+ ib.assign(argv[++i]);
+ }
+ (*opt->handler)(this, ir, *opt, false);
+ if (opt->argmode == ARG_NONE)
+ combined = true;
+ }
+ else {
+ if (printErrors)
+ Message::estream(false) << "option -" << char(shortname) << " must be given separately\n";
+ _error = true;
+ }
+ }
+ else if (shortname > 0) {
+ if (printErrors)
+ Message::estream(false) << "unknown option -" << char(shortname) << '\n';
+ _error = true;
+ }
+ }
+ while (!_error && combined && !ir.eof());
+ }
+ }
+ }
+}
+
+
+/** Prints an error message to stdout.
+ * @param[in] opt error occurred in this option
+ * @param[in] longopt the long option name was scanned
+ * @param[in] msg message to be printed */
+void CmdLineParserBase::error (const Option &opt, bool longopt, const char *msg) const {
+ if (_printErrors) {
+ Message::estream(false) << "option ";
+ if (longopt)
+ Message::estream(false) << "--" << opt.longname;
+ else
+ Message::estream(false) << '-' << opt.shortname;
+ Message::estream(false) << ": " << msg << '\n';
+ }
+ _error = true;
+}
+
+
+#if 0
+#include <iostream>
+
+/** Lists the scanned filenames. Just for debugging purposes. */
+void CmdLineParserBase::status () const {
+ cout << "file names:\n";
+ for (size_t i=0; i < _files.size(); i++)
+ cout << " " << _files[i] << endl;
+ cout << endl;
+}
+#endif
+
+
+/** Returns the option information of a given short option name.
+ * If the option name can't be found 0 is returned.
+ * @param[in] shortname short version of the option without leading hyphen (e.g. p, not -p) */
+const CmdLineParserBase::Option* CmdLineParserBase::option (char shortname) const {
+ size_t numopts; // number of available options
+ for (const Option *opts = options(&numopts); numopts > 0; ++opts) {
+ if (opts->shortname == shortname)
+ return opts;
+ numopts--;
+ }
+ return 0;
+}
+
+
+/** Returns the option information of a given long option name.
+ * Parameter 'longname' hasn't to be the complete long option name. The function looks up
+ * all options that start with 'longname'. If a unique or an exact match was found, it's returned.
+ * Otherwise, the return value is 0.
+ * @param[in] longname long version of the option without leading hyphens (e.g. param, not --param) */
+const CmdLineParserBase::Option* CmdLineParserBase::option (const string &longname) const {
+ vector<const Option*> matches; // all matching options
+ size_t len = longname.length();
+ size_t numopts; // number of available options
+ for (const Option *opts = options(&numopts); numopts > 0; ++opts) {
+ if (string(opts->longname, len) == longname) {
+ if (len == strlen(opts->longname)) // exact match?
+ return opts;
+ matches.push_back(opts);
+ }
+ numopts--;
+ }
+ switch (matches.size()) {
+ default:
+ if (_printErrors) {
+ Message::estream(false) << "option --" << longname << " is ambiguous (";
+ for (size_t i=0; i < matches.size(); i++) {
+ if (i > 0)
+ Message::estream(false) << ", ";
+ Message::estream(false) << matches[i]->longname;
+ }
+ Message::estream(false) << ")\n";
+ }
+ _error = true;
+
+ case 0 : return 0;
+ case 1 : return matches[0];
+ }
+}
+
+
+/** Returns true if a valid separator between option and argument was found.
+ * Arguments of long options are preceded by a '='. The argument of a short option
+ * directly follows the option without a separation character.
+ * @param[in] ir argument is read from this InputReader
+ * @param[in] opt scans argument of this option
+ * @param[in] longopt true if the long option name was given */
+bool CmdLineParserBase::checkArgPrefix (InputReader &ir, const Option &opt, bool longopt) const {
+ if (longopt) {
+ if (ir.peek() == '=')
+ ir.get();
+ else {
+ error(opt, longopt, "'=' expected");
+ return false;
+ }
+ }
+ return true;
+}
+
+
+/** Returns true if a given option has no argument, .e.g. -p or --param.
+ * @param[in] ir argument is read from this InputReader
+ * @param[in] opt scans argument of this option
+ * @param[in] longopt true if the long option name was given */
+bool CmdLineParserBase::checkNoArg (InputReader &ir, const Option &opt, bool longopt) const {
+ if (ir.eof())
+ return true;
+ error(opt, longopt, "no argument expected");
+ return false;
+}
+
+
+/** Gets an integer argument of a given option, e.g. -p5 or --param=5.
+ * @param[in] ir argument is read from this InputReader
+ * @param[in] opt scans argument of this option
+ * @param[in] longopt true if the long option name was given
+ * @param[out] arg the scanned option argument
+ * @return true if argument could be scanned without errors */
+bool CmdLineParserBase::getIntArg (InputReader &ir, const Option &opt, bool longopt, int &arg) const {
+ if (checkArgPrefix(ir, opt, longopt)) {
+ if (ir.parseInt(arg) && ir.eof())
+ return true;
+ error(opt, longopt, "integer value expected");
+ }
+ return false;
+}
+
+
+/** Gets an unsigned integer argument of a given option, e.g. -p5 or --param=5.
+ * @param[in] ir argument is read from this InputReader
+ * @param[in] opt scans argument of this option
+ * @param[in] longopt true if the long option name was given
+ * @param[out] arg the scanned option argument
+ * @return true if argument could be scanned without errors */
+bool CmdLineParserBase::getUIntArg (InputReader &ir, const Option &opt, bool longopt, unsigned &arg) const {
+ if (checkArgPrefix(ir, opt, longopt)) {
+ if (ir.parseUInt(arg) && ir.eof())
+ return true;
+ error(opt, longopt, "unsigned integer value expected");
+ }
+ return false;
+}
+
+
+/** Gets a double (floating point) argument of a given option, e.g. -p2.5 or --param=2.5.
+ * @param[in] ir argument is read from this InputReader
+ * @param[in] opt scans argument of this option
+ * @param[in] longopt true if the long option name was given
+ * @param[out] arg the scanned option argument
+ * @return true if argument could be scanned without errors */
+bool CmdLineParserBase::getDoubleArg (InputReader &ir, const Option &opt, bool longopt, double &arg) const {
+ if (checkArgPrefix(ir, opt, longopt)) {
+ if (ir.parseDouble(arg) != 0 && ir.eof())
+ return true;
+ error(opt, longopt, "floating point value expected");
+ }
+ return false;
+}
+
+
+/** Gets a string argument of a given option, e.g. -pstr or --param=str.
+ * @param[in] ir argument is read from this InputReader
+ * @param[in] opt scans argument of this option
+ * @param[in] longopt true if the long option name was given
+ * @param[out] arg the scanned option argument
+ * @return true if argument could be scanned without errors */
+bool CmdLineParserBase::getStringArg (InputReader &ir, const Option &opt, bool longopt, string &arg) const {
+ if (checkArgPrefix(ir, opt, longopt)) {
+ arg.clear();
+ while (!ir.eof())
+ arg += char(ir.get());
+ if (!arg.empty())
+ return true;
+ error(opt, longopt, "string argument expected");
+ }
+ return false;
+}
+
+
+/** Gets a boolean argument of a given option, e.g. -pyes or --param=yes.
+ * @param[in] ir argument is read from this InputReader
+ * @param[in] opt scans argument of this option
+ * @param[in] longopt true if the long option name was given
+ * @param[out] arg the scanned option argument
+ * @return true if argument could be scanned without errors */
+bool CmdLineParserBase::getBoolArg (InputReader &ir, const Option &opt, bool longopt, bool &arg) const {
+ if (checkArgPrefix(ir, opt, longopt)) {
+ string str;
+ while (!ir.eof())
+ str += char(ir.get());
+ if (str == "yes" || str == "y" || str == "true" || str == "1") {
+ arg = true;
+ return true;
+ }
+ else if (str == "no" || str == "n" || str == "false" || str == "0") {
+ arg = false;
+ return true;
+ }
+ error(opt, longopt, "boolean argument expected (yes, no, true, false, 0, 1)");
+ }
+ return false;
+}
+
+
+/** Gets a (single) character argument of a given option, e.g. -pc or --param=c.
+ * @param[in] ir argument is read from this InputReader
+ * @param[in] opt scans argument of this option
+ * @param[in] longopt true if the long option name was given
+ * @param[out] arg the scanned option argument
+ * @return true if argument could be scanned without errors */
+bool CmdLineParserBase::getCharArg (InputReader &ir, const Option &opt, bool longopt, char &arg) const {
+ if (checkArgPrefix(ir, opt, longopt)) {
+ arg = char(ir.get());
+ if (arg >= 0 && ir.eof())
+ return true;
+ error(opt, longopt, "character argument expected");
+ }
+ return false;
+}
+
+
+/** Compares the short option characters of two help lines.
+ * @return true if line1 should appear before line2 */
+static bool cmp_short (const char *line1, const char *line2) {
+ if (*line1 != 'o' || *line2 != 'o' || (line1[1] == ' ' && line2[1] == ' '))
+ return strcmp(line1, line2) < 0;
+ char lopt1 = tolower(line1[2]);
+ char lopt2 = tolower(line2[2]);
+ if (lopt1 == lopt2) // same character but different case?
+ return line1[2] > line2[2]; // line with lower-case letter first
+ return lopt1 < lopt2;
+}
+
+
+/** Compares the long option names of two help lines.
+ * @return true if line1 should appear before line2 */
+static bool cmp_long (const char *line1, const char *line2) {
+ if (*line1 != 'o' || *line2 != 'o')
+ return strcmp(line1, line2) < 0;
+ return strcmp(line1+6, line2+6) < 0;
+}
+
+
+/** Prints the help text to stdout.
+ * @param[in] mode format of help text */
+void CmdLineParserBase::help (int mode) const {
+ size_t numlines;
+ const char **lines = helplines(&numlines);
+ if (mode == 0) { // list options with section headers
+ for (size_t i=0; i < numlines; i++) {
+ switch (*lines[i]) {
+ case 's': fputc('\n', stdout); break; // section header
+ case 'o': fputs(" ", stdout); break; // option info
+ }
+ puts(lines[i]+1);
+ }
+ }
+ else {
+ vector<const char*> linevec(lines, lines+numlines);
+ sort(linevec.begin(), linevec.end(), mode == 1 ? cmp_short : cmp_long);
+ for (vector<const char*>::iterator it=linevec.begin(); it != linevec.end(); ++it) {
+ if (**it != 's') { // skip section headers
+ puts(*it+1);
+ if (**it == 'd')
+ puts("\nOptions:");
+ }
+ }
+ }
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CmdLineParserBase.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CmdLineParserBase.h
new file mode 100644
index 00000000000..8096fa6500f
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CmdLineParserBase.h
@@ -0,0 +1,99 @@
+/*************************************************************************
+** CmdLineParserBase.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_CMDLINEPARSERBASE_H
+#define DVISVGM_CMDLINEPARSERBASE_H
+
+#include <string>
+#include <vector>
+
+class InputReader;
+
+class CmdLineParserBase
+{
+ protected:
+ struct Option;
+
+ struct OptionHandler {
+ virtual ~OptionHandler () {}
+ virtual void operator () (CmdLineParserBase *obj, InputReader &ir, const Option &opt, bool longopt) const=0;
+ };
+
+ template <typename T>
+ class OptionHandlerImpl : public OptionHandler {
+ protected:
+ typedef void (T::*LocalHandler)(InputReader &ir, const Option &opt, bool longopt);
+
+ public:
+ OptionHandlerImpl (LocalHandler handler) : _handler(handler) {}
+
+ void operator () (CmdLineParserBase *obj, InputReader &ir, const Option &opt, bool longopt) const {
+ if (T *tobj = dynamic_cast<T*>(obj))
+ (tobj->*_handler)(ir, opt, longopt);
+ }
+
+ private:
+ LocalHandler _handler;
+ };
+
+ enum ArgMode {ARG_NONE, ARG_OPTIONAL, ARG_REQUIRED};
+
+ struct Option {
+ ~Option () {delete handler;}
+ char shortname;
+ const char *longname;
+ ArgMode argmode; // mode of option argument
+ const OptionHandler *handler;
+ };
+
+ public:
+ virtual void parse (int argc, char **argv, bool printErrors=true);
+ virtual void help (int mode=0) const;
+ virtual int numFiles () const {return _files.size();}
+ virtual const char* file (size_t n) {return n < _files.size() ? _files[n].c_str() : 0;}
+// virtual void status () const;
+ virtual bool error () const {return _error;}
+
+ protected:
+ CmdLineParserBase () : _printErrors(true), _error(false) {}
+ CmdLineParserBase (const CmdLineParserBase &cmd) : _printErrors(true), _error(false) {}
+ virtual ~CmdLineParserBase () {}
+ virtual void init ();
+ virtual void error (const Option &opt, bool longopt, const char *msg) const;
+ virtual const Option* options (size_t *numopts) const =0;
+ virtual const char** helplines (size_t *numlines) const =0;
+ bool checkArgPrefix (InputReader &ir, const Option &opt, bool longopt) const;
+ bool checkNoArg (InputReader &ir, const Option &opt, bool longopt) const;
+ bool getIntArg (InputReader &ir, const Option &opt, bool longopt, int &arg) const;
+ bool getUIntArg (InputReader &ir, const Option &opt, bool longopt, unsigned &arg) const;
+ bool getDoubleArg (InputReader &ir, const Option &opt, bool longopt, double &arg) const;
+ bool getStringArg (InputReader &ir, const Option &opt, bool longopt, std::string &arg) const;
+ bool getBoolArg (InputReader &ir, const Option &opt, bool longopt, bool &arg) const;
+ bool getCharArg (InputReader &ir, const Option &opt, bool longopt, char &arg) const;
+ const Option* option (char shortname) const;
+ const Option* option (const std::string &longname) const;
+
+ private:
+ bool _printErrors; ///< if true, print error messages
+ mutable bool _error; ///< error occured while parsing options
+ std::vector<std::string> _files; ///< filename parameters
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Color.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Color.cpp
new file mode 100644
index 00000000000..2173cba9594
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Color.cpp
@@ -0,0 +1,509 @@
+/*************************************************************************
+** Color.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#define _USE_MATH_DEFINES
+#include <config.h>
+#include <algorithm>
+#include <cctype>
+#include <cmath>
+#include <cstdlib>
+#include <cstring>
+#include <iomanip>
+#include <sstream>
+#include "Color.h"
+
+using namespace std;
+
+
+const Color Color::BLACK(UInt32(0));
+const Color Color::WHITE(UInt8(255), UInt8(255), UInt8(255));
+const Color Color::TRANSPARENT(UInt32(0xff000000));
+
+
+static inline UInt8 double_to_byte (double v) {
+ v = max(0.0, min(1.0, v));
+ return UInt8(floor(255*v+0.5));
+}
+
+
+static void tolower (string &str) {
+ for (size_t i=0; i < str.length(); i++)
+ str[i] = tolower(str[i]);
+}
+
+
+Color::Color (const char *name) {
+ if (!setName(name, false))
+ setGray(UInt8(0));
+}
+
+
+Color::Color (const string &name) {
+ if (!setName(name, false))
+ setGray(UInt8(0));
+}
+
+
+void Color::setRGB (double r, double g, double b) {
+ setRGB(double_to_byte(r), double_to_byte(g), double_to_byte(b));
+}
+
+
+bool Color::setName (string name, bool case_sensitive) {
+ if (name[0] == '#') {
+ char *p=0;
+ _rgb = UInt32(strtol(name.c_str()+1, &p, 16));
+ while (isspace(*p))
+ p++;
+ return (*p == 0 && _rgb <= 0xFFFFFF);
+ }
+ // converted color constants from color.pro
+ static const struct ColorConstant {
+ const char *name;
+ const UInt32 rgb;
+ }
+ constants[] = {
+ {"Apricot", 0xFFAD7A},
+ {"Aquamarine", 0x2DFFB2},
+ {"Bittersweet", 0xC10200},
+ {"Black", 0x000000},
+ {"Blue", 0x0000FF},
+ {"BlueGreen", 0x26FFAA},
+ {"BlueViolet", 0x190CF4},
+ {"BrickRed", 0xB70000},
+ {"Brown", 0x660000},
+ {"BurntOrange", 0xFF7C00},
+ {"CadetBlue", 0x606DC4},
+ {"CarnationPink", 0xFF5EFF},
+ {"Cerulean", 0x0FE2FF},
+ {"CornflowerBlue", 0x59DDFF},
+ {"Cyan", 0x00FFFF},
+ {"Dandelion", 0xFFB528},
+ {"DarkOrchid", 0x9932CC},
+ {"Emerald", 0x00FF7F},
+ {"ForestGreen", 0x00E000},
+ {"Fuchsia", 0x7202EA},
+ {"Goldenrod", 0xFFE528},
+ {"Gray", 0x7F7F7F},
+ {"Green", 0x00FF00},
+ {"GreenYellow", 0xD8FF4F},
+ {"JungleGreen", 0x02FF7A},
+ {"Lavender", 0xFF84FF},
+ {"LimeGreen", 0x7FFF00},
+ {"Magenta", 0xFF00FF},
+ {"Mahogany", 0xA50000},
+ {"Maroon", 0xAD0000},
+ {"Melon", 0xFF897F},
+ {"MidnightBlue", 0x007091},
+ {"Mulberry", 0xA314F9},
+ {"NavyBlue", 0x0F75FF},
+ {"OliveGreen", 0x009900},
+ {"Orange", 0xFF6321},
+ {"OrangeRed", 0xFF007F},
+ {"Orchid", 0xAD5BFF},
+ {"Peach", 0xFF7F4C},
+ {"Periwinkle", 0x6D72FF},
+ {"PineGreen", 0x00BF28},
+ {"Plum", 0x7F00FF},
+ {"ProcessBlue", 0x0AFFFF},
+ {"Purple", 0x8C23FF},
+ {"RawSienna", 0x8C0000},
+ {"Red", 0xFF0000},
+ {"RedOrange", 0xFF3A21},
+ {"RedViolet", 0x9600A8},
+ {"Rhodamine", 0xFF2DFF},
+ {"RoyalBlue", 0x007FFF},
+ {"RoyalPurple", 0x3F19FF},
+ {"RubineRed", 0xFF00DD},
+ {"Salmon", 0xFF779E},
+ {"SeaGreen", 0x4FFF7F},
+ {"Sepia", 0x4C0000},
+ {"SkyBlue", 0x60FFE0},
+ {"SpringGreen", 0xBCFF3D},
+ {"Tan", 0xDB9370},
+ {"TealBlue", 0x1EF9A3},
+ {"Thistle", 0xE068FF},
+ {"Turquoise", 0x26FFCC},
+ {"Violet", 0x351EFF},
+ {"VioletRed", 0xFF30FF},
+ {"White", 0xFFFFFF},
+ {"WildStrawberry", 0xFF0A9B},
+ {"Yellow", 0xFFFF00},
+ {"YellowGreen", 0x8EFF42},
+ {"YellowOrange", 0xFF9300},
+ };
+ if (!case_sensitive) {
+ tolower(name);
+ for (size_t i=0; i < sizeof(constants)/sizeof(ColorConstant); i++) {
+ string cmpname = constants[i].name;
+ tolower(cmpname);
+ if (name == cmpname) {
+ _rgb = constants[i].rgb;
+ return true;
+ }
+ }
+ return false;
+ }
+
+ // binary search
+ int first=0, last=sizeof(constants)/sizeof(ColorConstant)-1;
+ while (first <= last) {
+ int mid = first+(last-first)/2;
+ int cmp = strcmp(constants[mid].name, name.c_str());
+ if (cmp > 0)
+ last = mid-1;
+ else if (cmp < 0)
+ first = mid+1;
+ else {
+ _rgb = constants[mid].rgb;
+ return true;
+ }
+ }
+ return false;
+}
+
+
+void Color::setHSB (double h, double s, double b) {
+ valarray<double> hsb(3), rgb(3);
+ hsb[0] = h;
+ hsb[1] = s;
+ hsb[2] = b;
+ HSB2RGB(hsb, rgb);
+ setRGB(rgb);
+}
+
+
+void Color::setCMYK (double c, double m, double y, double k) {
+ valarray<double> cmyk(4), rgb(3);
+ cmyk[0] = c;
+ cmyk[1] = m;
+ cmyk[2] = y;
+ cmyk[3] = k;
+ CMYK2RGB(cmyk, rgb);
+ setRGB(rgb);
+}
+
+
+void Color::setCMYK (const std::valarray<double> &cmyk) {
+ valarray<double> rgb(3);
+ CMYK2RGB(cmyk, rgb);
+ setRGB(rgb);
+}
+
+
+void Color::set (ColorSpace colorSpace, VectorIterator<double> &it) {
+ switch (colorSpace) {
+ case GRAY_SPACE: setGray(*it++); break;
+ case RGB_SPACE : setRGB(*it, *(it+1), *(it+2)); it+=3; break;
+ case LAB_SPACE : setLab(*it, *(it+1), *(it+2)); it+=3; break;
+ case CMYK_SPACE: setCMYK(*it, *(it+1), *(it+2), *(it+3)); it+=4; break;
+ }
+}
+
+
+void Color::operator *= (double c) {
+ UInt32 rgb=0;
+ for (int i=0; i < 3; i++) {
+ rgb |= UInt32(floor((_rgb & 0xff)*c+0.5)) << (8*i);
+ _rgb >>= 8;
+ }
+ _rgb = rgb;
+}
+
+
+string Color::rgbString () const {
+ ostringstream oss;
+ oss << '#';
+ for (int i=2; i >= 0; i--) {
+ oss << setbase(16) << setfill('0') << setw(2)
+ << (((_rgb >> (8*i)) & 0xff));
+ }
+ return oss.str();
+}
+
+
+/** Approximates a CMYK color by an RGB triple. The component values
+ * are expected to be normalized, i.e. 0 <= cmyk[i],rgb[j] <= 1.
+ * @param[in] cmyk color in CMYK space
+ * @param[out] rgb RGB approximation */
+void Color::CMYK2RGB (const valarray<double> &cmyk, valarray<double> &rgb) {
+ double kc = 1.0-cmyk[3];
+ for (int i=0; i < 3; i++)
+ rgb[i] = min(1.0, max(0.0, (1.0-cmyk[i])*kc));
+}
+
+
+void Color::RGB2CMYK (const valarray<double> &rgb, valarray<double> &cmyk) {
+ double c = 1-rgb[0];
+ double m = 1-rgb[1];
+ double y = 1-rgb[2];
+ cmyk[3] = min(min(c, m), y);
+ cmyk[0] = c-cmyk[3];
+ cmyk[1] = m-cmyk[3];
+ cmyk[2] = y-cmyk[3];
+}
+
+
+/** Converts a color given in HSB coordinates to RGB.
+ * @param[in] hsb color in HSB space
+ * @param[out] rgb color in RGB space */
+void Color::HSB2RGB (const valarray<double> &hsb, valarray<double> &rgb) {
+ if (hsb[1] == 0)
+ rgb[0] = rgb[1] = rgb[2] = hsb[2];
+ else {
+ double h = hsb[0]-floor(hsb[0]);
+ int i = int(6*h);
+ double f = 6*h-i;
+ double p = hsb[2]*(1-hsb[1]);
+ double q = hsb[2]*(1-hsb[1]*f);
+ double t = hsb[2]*(1-hsb[1]*(1-f));
+ switch (i) {
+ case 0 : rgb[0]=hsb[2]; rgb[1]=t; rgb[2]=p; break;
+ case 1 : rgb[0]=q; rgb[1]=hsb[2]; rgb[2]=p; break;
+ case 2 : rgb[0]=p; rgb[1]=hsb[2]; rgb[2]=t; break;
+ case 3 : rgb[0]=p; rgb[1]=q; rgb[2]=hsb[2]; break;
+ case 4 : rgb[0]=t; rgb[1]=p; rgb[2]=hsb[2]; break;
+ case 5 : rgb[0]=hsb[2]; rgb[1]=p; rgb[2]=q; break;
+ default: ; // prevent compiler warning
+ }
+ }
+}
+
+
+double Color::getGray () const {
+ double r, g, b;
+ getRGB(r, g, b);
+ return r*0.3 + g*0.59 + b*0.11; // gray value according to NTSC video standard
+}
+
+
+void Color::getGray (valarray<double> &gray) const {
+ gray.resize(1);
+ gray[0] = getGray();
+}
+
+
+void Color::getRGB (double &r, double &g, double &b) const {
+ r = ((_rgb >> 16) & 255) / 255.0;
+ g = ((_rgb >> 8) & 255) / 255.0;
+ b = (_rgb & 255) / 255.0;
+}
+
+
+void Color::getRGB (valarray<double> &rgb) const {
+ rgb.resize(3);
+ double r, g, b;
+ getRGB(r, g, b);
+ rgb[0] = r;
+ rgb[1] = g;
+ rgb[2] = b;
+}
+
+
+void Color::getCMYK (double &c, double &m, double &y, double &k) const {
+ valarray<double> rgb(3), cmyk(4);
+ getRGB(rgb);
+ RGB2CMYK(rgb, cmyk);
+ c = cmyk[0];
+ m = cmyk[1];
+ y = cmyk[2];
+ k = cmyk[3];
+}
+
+
+void Color::getCMYK (std::valarray<double> &cmyk) const {
+ cmyk.resize(4);
+ valarray<double> rgb(3);
+ getRGB(rgb);
+ RGB2CMYK(rgb, cmyk);
+}
+
+
+void Color::getXYZ (double &x, double &y, double &z) const {
+ valarray<double> rgb(3), xyz(3);
+ getRGB(rgb);
+ RGB2XYZ(rgb, xyz);
+ x = xyz[0];
+ y = xyz[1];
+ z = xyz[2];
+}
+
+
+void Color::setXYZ (double x, double y, double z) {
+ valarray<double> xyz(3), rgb(3);
+ xyz[0] = x;
+ xyz[1] = y;
+ xyz[2] = z;
+ XYZ2RGB(xyz, rgb);
+ setRGB(rgb);
+}
+
+
+void Color::setXYZ (const valarray<double> &xyz) {
+ valarray<double> rgb(3);
+ XYZ2RGB(xyz, rgb);
+ setRGB(rgb);
+}
+
+
+void Color::setLab (double l, double a, double b) {
+ valarray<double> lab(3), xyz(3);
+ lab[0] = l;
+ lab[1] = a;
+ lab[2] = b;
+ Lab2XYZ(lab, xyz);
+ setXYZ(xyz);
+}
+
+
+void Color::setLab (const valarray<double> &lab) {
+ valarray<double> xyz(3);
+ Lab2XYZ(lab, xyz);
+ setXYZ(xyz);
+}
+
+
+/** Get the color in CIELAB color space using the sRGB working space and reference white D65. */
+void Color::getLab (double &l, double &a, double &b) const {
+ valarray<double> rgb(3), lab(3);
+ getRGB(rgb);
+ RGB2Lab(rgb, lab);
+ l = lab[0];
+ a = lab[1];
+ b = lab[2];
+}
+
+
+void Color::getLab (std::valarray<double> &lab) const {
+ lab.resize(3);
+ valarray<double> rgb(3);
+ getRGB(rgb);
+ RGB2Lab(rgb, lab);
+}
+
+
+static inline double sqr (double x) {return x*x;}
+static inline double cube (double x) {return x*x*x;}
+
+
+void Color::Lab2XYZ (const valarray<double> &lab, valarray<double> &xyz) {
+ xyz.resize(3);
+ double wx=0.95047, wy=1.00, wz=1.08883; // reference white D65
+ double eps = 0.008856;
+ double kappa = 903.3;
+ double fy = (lab[0]+16)/116;
+ double fx = lab[1]/500 + fy;
+ double fz = fy - lab[2]/200;
+ double xr = (cube(fx) > eps ? cube(fx) : (116*fx-16)/kappa);
+ double yr = (lab[0] > kappa*eps ? cube((lab[0]+16)/116) : lab[0]/kappa);
+ double zr = (cube(fz) > eps ? cube(fz) : (116*fz-16)/kappa);
+ xyz[0] = xr*wx;
+ xyz[1] = yr*wy;
+ xyz[2] = zr*wz;
+}
+
+
+void Color::XYZ2RGB (const valarray<double> &xyz, valarray<double> &rgb) {
+ rgb.resize(3);
+ rgb[0] = 3.2404542*xyz[0] - 1.5371385*xyz[1] - 0.4985314*xyz[2];
+ rgb[1] = -0.9692660*xyz[0] + 1.8760108*xyz[1] + 0.0415560*xyz[2];
+ rgb[2] = 0.0556434*xyz[0] - 0.2040259*xyz[1] + 1.0572252*xyz[2];
+ for (int i=0; i < 3; i++)
+ rgb[i] = (rgb[i] <= 0.0031308 ? 12.92*rgb[i] : 1.055*pow(rgb[i], 1/2.4)-0.055);
+}
+
+
+void Color::RGB2XYZ (valarray<double> rgb, valarray<double> &xyz) {
+ xyz.resize(3);
+ for (int i=0; i < 3; i++)
+ rgb[i] = (rgb[i] <= 0.04045 ? rgb[i]/12.92 : pow((rgb[i]+0.055)/1.055, 2.4));
+ xyz[0] = 0.4124564*rgb[0] + 0.3575761*rgb[1] + 0.1804375*rgb[2];
+ xyz[1] = 0.2126729*rgb[0] + 0.7151522*rgb[1] + 0.0721750*rgb[2];
+ xyz[2] = 0.0193339*rgb[0] + 0.1191920*rgb[1] + 0.9503041*rgb[2];
+}
+
+
+void Color::RGB2Lab (const valarray<double> &rgb, valarray<double> &lab) {
+ double wx=0.95047, wy=1.00, wz=1.08883; // reference white D65
+ double eps = 0.008856;
+ double kappa = 903.3;
+ valarray<double> xyz(3);
+ RGB2XYZ(rgb, xyz);
+ xyz[0] /= wx;
+ xyz[1] /= wy;
+ xyz[2] /= wz;
+ double fx = (xyz[0] > eps ? pow(xyz[0], 1.0/3) : (kappa*xyz[0]+16)/116);
+ double fy = (xyz[1] > eps ? pow(xyz[1], 1.0/3) : (kappa*xyz[1]+16)/116);
+ double fz = (xyz[2] > eps ? pow(xyz[2], 1.0/3) : (kappa*xyz[2]+16)/116);
+ lab[0] = 116*fy-16;
+ lab[1] = 500*(fx-fy);
+ lab[2] = 200*(fy-fz);
+}
+
+
+/** Returns the Delta E difference (CIE 2000) between this and another color. */
+double Color::deltaE (const Color &c) const {
+ double l1, a1, b1;
+ double l2, a2, b2;
+ getLab(l1, a1, b1);
+ c.getLab(l2, a2, b2);
+ double dl = l2-l1;
+ double lm = (l1+l2)/2;
+ double c1 = sqrt(a1*a1 + b1*b1);
+ double c2 = sqrt(a2*a2 + b2*b2);
+ double cm = (c1+c2)/2;
+ double g = (1-sqrt(pow(cm, 7)/(pow(cm, 7)+pow(25.0, 7))))/2;
+ double aa1 = a1*(1+g);
+ double aa2 = a2*(1+g);
+ double cc1 = sqrt(aa1*aa1 + b1*b1);
+ double cc2 = sqrt(aa2*aa2 + b2*b2);
+ double ccm = (cc1+cc2)/2;
+ double dcc = cc2-cc1;
+ double h1 = atan2(b1, aa1)*180/M_PI;
+ if (h1 < 0) h1 += 360;
+ double h2 = atan2(b2, aa2)*180/M_PI;
+ if (h2 < 0) h2 += 360;
+ double hm = (abs(h1-h2) > 180 ? (h1+h2+360) : (h1+h2))/2;
+ double t = 1 - 0.17*cos(hm-30) + 0.24*cos(2*hm) + 0.32*cos(3*hm+6) - 0.2*cos(4*hm-63);
+ double dh = h2-h1;
+ if (h2-h1 < -180)
+ dh += 360;
+ else if (h2-h1 > 180)
+ dh -= 360;
+ double dhh = 2*sqrt(cc1*cc2)*sin(dh/2);
+ double sl = 1 + 0.015*(lm-50.0)*(lm-50.0)/sqrt(20.0+(lm-50.0));
+ double sc = 1 + 0.045*ccm;
+ double sh = 1 + 0.015*ccm*t;
+ double dtheta = 30*exp(-sqr(hm-275)/25);
+ double rc = 2*sqrt(pow(ccm, 7)/(pow(ccm, 7)+pow(25.0, 7)));
+ double rt = -rc*sin(2*dtheta);
+ return sqrt(sqr(dl/sl) + sqr(dcc/sc) + sqr(dhh/sh) + rt*dcc/sc*dhh/sh);
+}
+
+
+int Color::numComponents (ColorSpace colorSpace) {
+ switch (colorSpace) {
+ case GRAY_SPACE: return 1;
+ case LAB_SPACE:
+ case RGB_SPACE: return 3;
+ case CMYK_SPACE: return 4;
+ }
+ return 0;
+} \ No newline at end of file
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Color.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Color.h
new file mode 100644
index 00000000000..6b1c50d5d71
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Color.h
@@ -0,0 +1,95 @@
+/*************************************************************************
+** Color.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_COLOR_H
+#define DVISVGM_COLOR_H
+
+#include <string>
+#include <valarray>
+#include <vector>
+#include "types.h"
+#include "VectorIterator.h"
+
+#ifdef TRANSPARENT
+#undef TRANSPARENT
+#endif
+
+class Color
+{
+ public:
+ static const Color BLACK;
+ static const Color WHITE;
+ static const Color TRANSPARENT;
+
+ enum ColorSpace {GRAY_SPACE, RGB_SPACE, CMYK_SPACE, LAB_SPACE};
+
+ public:
+ Color () : _rgb(0) {}
+ Color (UInt32 rgb) : _rgb(rgb) {}
+ Color (UInt8 r, UInt8 g, UInt8 b) {setRGB(r,g,b);}
+ Color (double r, double g, double b) {setRGB(r,g,b);}
+ Color (const std::valarray<double> &rgb) {setRGB(rgb);}
+ Color (const char *name);
+ Color (const std::string &name);
+// Color (ColorSpace colorSpace, std::vector<double>::const_iterator &it) {set(colorSpace, it);}
+ operator UInt32 () const {return _rgb;}
+ bool operator == (const Color &c) const {return _rgb == c._rgb;}
+ bool operator != (const Color &c) const {return _rgb != c._rgb;}
+ void setRGB (UInt8 r, UInt8 g, UInt8 b) {_rgb = (r << 16) | (g << 8) | b;}
+ void setRGB (double r, double g, double b);
+ void setRGB (const std::valarray<double> &rgb) {setRGB(rgb[0], rgb[1], rgb[2]);}
+ bool setName (std::string name, bool case_sensitive=true);
+ void setGray (UInt8 g) {setRGB(g,g,g);}
+ void setGray (double g) {setRGB(g,g,g);}
+ void setGray (const std::valarray<double> &gray) {setRGB(gray[0], gray[0], gray[0]);}
+ void setHSB (double h, double s, double b);
+ void setCMYK (double c, double m, double y, double k);
+ void setCMYK (const std::valarray<double> &cmyk);
+ void setXYZ (double x, double y, double z);
+ void setXYZ (const std::valarray<double> &xyz);
+ void setLab (double l, double a, double b);
+ void setLab (const std::valarray<double> &lab);
+ void set (ColorSpace colorSpace, VectorIterator<double> &it);
+ double getGray () const;
+ void getGray (std::valarray<double> &gray) const;
+ void getRGB (double &r, double &g, double &b) const;
+ void getRGB (std::valarray<double> &rgb) const;
+ void getCMYK (double &c, double &m, double &y, double &k) const;
+ void getCMYK (std::valarray<double> &cmyk) const;
+ void getXYZ (double &x, double &y, double &z) const;
+ void getLab (double &l, double &a, double &b) const;
+ void getLab (std::valarray<double> &lab) const;
+ void operator *= (double c);
+ double deltaE (const Color &c) const;
+ std::string rgbString () const;
+ static void CMYK2RGB (const std::valarray<double> &cmyk, std::valarray<double> &rgb);
+ static void RGB2CMYK (const std::valarray<double> &rgb, std::valarray<double> &cmyk);
+ static void HSB2RGB (const std::valarray<double> &hsb, std::valarray<double> &rgb);
+ static void RGB2XYZ (std::valarray<double> rgb, std::valarray<double> &xyz);
+ static void XYZ2RGB (const std::valarray<double> &xyz, std::valarray<double> &rgb);
+ static void RGB2Lab (const std::valarray<double> &rgb, std::valarray<double> &lab);
+ static void Lab2XYZ (const std::valarray<double> &lab, std::valarray<double> &xyz);
+ static int numComponents (ColorSpace colorSpace);
+
+ private:
+ UInt32 _rgb;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ColorSpecialHandler.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ColorSpecialHandler.cpp
new file mode 100644
index 00000000000..b3743a71979
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ColorSpecialHandler.cpp
@@ -0,0 +1,126 @@
+/*************************************************************************
+** ColorSpecialHandler.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <algorithm>
+#include <cmath>
+#include <cstring>
+#include <iomanip>
+#include <sstream>
+#include <vector>
+#include "ColorSpecialHandler.h"
+#include "SpecialActions.h"
+
+using namespace std;
+
+
+static double read_double (istream &is) {
+ is.clear();
+ double v;
+ is >> v;
+ if (is.fail())
+ throw SpecialException("number expected");
+ return v;
+}
+
+
+/** Reads multiple double values from a given stream. The number of
+ * values read is determined by the size of the result vector.
+ * @param[in] is stream to be read from
+ * @param[out] v the resulting values */
+static void read_doubles (istream &is, vector<double> &v) {
+ for (size_t i=0; i < v.size(); i++)
+ v[i] = read_double(is);
+}
+
+
+/** Reads a color statement from an input stream and converts it to RGB.
+ * A color statement has the following syntax:
+ * _color model_ _component values_
+ * Currently, the following color models are supported: rgb, cmyk, hsb and gray.
+ * Examples: rgb 1 0.5 0, gray 0.5
+ * @param[in] model if model != "" this value specifies the model, otherwise it's read from the stream
+ * @param[in] is stream to be read from
+ * @param[out] color italicresulting RGB triple
+ * @return true if statement has successfully been read */
+static void read_color (string model, istream &is, Color &color) {
+ if (model.empty())
+ is >> model;
+ if (model == "rgb") {
+ vector<double> rgb(3);
+ read_doubles(is, rgb);
+ color.setRGB(rgb[0], rgb[1], rgb[2]);
+ }
+ else if (model == "cmyk") {
+ vector<double> cmyk(4);
+ read_doubles(is, cmyk);
+ color.setCMYK(cmyk[0], cmyk[1], cmyk[2], cmyk[3]);
+ }
+ else if (model == "hsb") {
+ vector<double> hsb(3);
+ read_doubles(is, hsb);
+ color.setHSB(hsb[0], hsb[1], hsb[2]);
+ }
+ else if (model == "gray")
+ color.setGray(read_double(is));
+ else if (!color.setName(model, true))
+ throw SpecialException("unknown color statement");
+}
+
+
+bool ColorSpecialHandler::process (const char *prefix, istream &is, SpecialActions *actions) {
+ Color color;
+ if (prefix && strcmp(prefix, "background") == 0) {
+ read_color("", is, color);
+ actions->setBgColor(color);
+ }
+ else {
+ string cmd;
+ is >> cmd;
+ if (cmd == "push") { // color push <model> <params>
+ read_color("", is, color);
+ _colorStack.push(color);
+ }
+ else if (cmd == "pop") {
+ if (!_colorStack.empty()) // color pop
+ _colorStack.pop();
+ }
+ else { // color <model> <params>
+ read_color(cmd, is, color);
+ while (!_colorStack.empty())
+ _colorStack.pop();
+ _colorStack.push(color);
+ }
+ if (actions) {
+ if (_colorStack.empty())
+ actions->setColor(Color::BLACK);
+ else
+ actions->setColor(_colorStack.top());
+ }
+ }
+ return true;
+}
+
+
+const char** ColorSpecialHandler::prefixes () const {
+ static const char *pfx[] = {"color", 0};
+ return pfx;
+}
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ColorSpecialHandler.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ColorSpecialHandler.h
new file mode 100644
index 00000000000..f945492b05b
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ColorSpecialHandler.h
@@ -0,0 +1,42 @@
+/*************************************************************************
+** ColorSpecialHandler.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_COLORSPECIALHANDLER_H
+#define DVISVGM_COLORSPECIALHANDLER_H
+
+#include <stack>
+#include <vector>
+#include "Color.h"
+#include "SpecialHandler.h"
+
+
+class ColorSpecialHandler : public SpecialHandler
+{
+ public:
+ bool process (const char *prefix, std::istream &is, SpecialActions *actions);
+ const char* name () const {return "color";}
+ const char* info () const {return "complete support of color specials";}
+ const char** prefixes () const;
+
+ private:
+ std::stack<Color> _colorStack;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CommandLine.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CommandLine.cpp
new file mode 100644
index 00000000000..ead88465ae3
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CommandLine.cpp
@@ -0,0 +1,398 @@
+// This file was automatically generated by opt2cpp.
+// It is part of the dvisvgm package and published under the terms
+// of the GNU General Public License version 3, or (at your option) any later version.
+// See file COPYING for further details.
+// (C) 2009-2015 Martin Gieseking <martin.gieseking@uos.de>
+
+#include <config.h>
+#include <cstdio>
+#include <iostream>
+#include <iomanip>
+#include "InputReader.h"
+#include "CommandLine.h"
+
+using namespace std;
+
+const CmdLineParserBase::Option CommandLine::_options[] = {
+ {'b', "bbox", ARG_REQUIRED, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_bbox)},
+ {'C', "cache", ARG_OPTIONAL, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_cache)},
+#if !defined(DISABLE_GS)
+ {'j', "clipjoin", ARG_NONE, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_clipjoin)},
+#endif
+ {'\0', "color", ARG_NONE, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_color)},
+#if !defined(DISABLE_GS)
+ {'E', "eps", ARG_NONE, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_eps)},
+#endif
+ {'e', "exact", ARG_NONE, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_exact)},
+ {'m', "fontmap", ARG_REQUIRED, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_fontmap)},
+#if !defined(DISABLE_GS)
+ {'\0', "grad-overlap", ARG_NONE, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_grad_overlap)},
+#endif
+#if !defined(DISABLE_GS)
+ {'\0', "grad-segments", ARG_REQUIRED, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_grad_segments)},
+#endif
+#if !defined(DISABLE_GS)
+ {'\0', "grad-simplify", ARG_REQUIRED, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_grad_simplify)},
+#endif
+ {'h', "help", ARG_OPTIONAL, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_help)},
+ {'\0', "keep", ARG_NONE, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_keep)},
+#if !defined(HAVE_LIBGS) && !defined(DISABLE_GS)
+ {'\0', "libgs", ARG_REQUIRED, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_libgs)},
+#endif
+ {'L', "linkmark", ARG_REQUIRED, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_linkmark)},
+ {'l', "list-specials", ARG_NONE, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_list_specials)},
+ {'M', "mag", ARG_REQUIRED, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_mag)},
+ {'n', "no-fonts", ARG_OPTIONAL, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_no_fonts)},
+ {'\0', "no-merge", ARG_NONE, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_no_merge)},
+ {'\0', "no-mktexmf", ARG_NONE, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_no_mktexmf)},
+ {'S', "no-specials", ARG_OPTIONAL, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_no_specials)},
+ {'\0', "no-styles", ARG_NONE, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_no_styles)},
+ {'o', "output", ARG_REQUIRED, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_output)},
+ {'p', "page", ARG_REQUIRED, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_page)},
+ {'d', "precision", ARG_REQUIRED, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_precision)},
+ {'P', "progress", ARG_OPTIONAL, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_progress)},
+ {'R', "relative", ARG_NONE, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_relative)},
+ {'r', "rotate", ARG_REQUIRED, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_rotate)},
+ {'c', "scale", ARG_REQUIRED, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_scale)},
+ {'s', "stdout", ARG_NONE, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_stdout)},
+ {'a', "trace-all", ARG_OPTIONAL, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_trace_all)},
+ {'T', "transform", ARG_REQUIRED, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_transform)},
+ {'t', "translate", ARG_REQUIRED, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_translate)},
+ {'v', "verbosity", ARG_REQUIRED, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_verbosity)},
+ {'V', "version", ARG_OPTIONAL, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_version)},
+ {'z', "zip", ARG_OPTIONAL, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_zip)},
+ {'Z', "zoom", ARG_REQUIRED, new OptionHandlerImpl<CommandLine>(&CommandLine::handle_zoom)},
+};
+
+const CmdLineParserBase::Option* CommandLine::options (size_t *numopts) const {
+ *numopts = sizeof(_options)/sizeof(CmdLineParserBase::Option);
+ return _options;
+}
+
+void CommandLine::init () {
+ CmdLineParserBase::init();
+
+ // disable all options by default
+ _bbox_given = false;
+ _cache_given = false;
+#if !defined(DISABLE_GS)
+ _clipjoin_given = false;
+#endif
+ _color_given = false;
+#if !defined(DISABLE_GS)
+ _eps_given = false;
+#endif
+ _exact_given = false;
+ _fontmap_given = false;
+#if !defined(DISABLE_GS)
+ _grad_overlap_given = false;
+#endif
+#if !defined(DISABLE_GS)
+ _grad_segments_given = false;
+#endif
+#if !defined(DISABLE_GS)
+ _grad_simplify_given = false;
+#endif
+ _help_given = false;
+ _keep_given = false;
+#if !defined(HAVE_LIBGS) && !defined(DISABLE_GS)
+ _libgs_given = false;
+#endif
+ _linkmark_given = false;
+ _list_specials_given = false;
+ _mag_given = false;
+ _no_fonts_given = false;
+ _no_merge_given = false;
+ _no_mktexmf_given = false;
+ _no_specials_given = false;
+ _no_styles_given = false;
+ _output_given = false;
+ _page_given = false;
+ _precision_given = false;
+ _progress_given = false;
+ _relative_given = false;
+ _rotate_given = false;
+ _scale_given = false;
+ _stdout_given = false;
+ _trace_all_given = false;
+ _transform_given = false;
+ _translate_given = false;
+ _verbosity_given = false;
+ _version_given = false;
+ _zip_given = false;
+ _zoom_given = false;
+
+ // set default option values
+ _bbox_arg = "min";
+ _cache_arg.clear();
+ _fontmap_arg.clear();
+#if !defined(DISABLE_GS)
+ _grad_segments_arg = 20;
+#endif
+#if !defined(DISABLE_GS)
+ _grad_simplify_arg = 0.05;
+#endif
+ _help_arg = 0;
+#if !defined(HAVE_LIBGS) && !defined(DISABLE_GS)
+ _libgs_arg.clear();
+#endif
+ _linkmark_arg = "box";
+ _mag_arg = 4;
+ _no_fonts_arg = 0;
+ _no_specials_arg.clear();
+ _output_arg.clear();
+ _page_arg = "1";
+ _precision_arg = 0;
+ _progress_arg = 0.5;
+ _rotate_arg = 0;
+ _scale_arg.clear();
+ _trace_all_arg = false;
+ _transform_arg.clear();
+ _translate_arg.clear();
+ _verbosity_arg = 7;
+ _version_arg = false;
+ _zip_arg = 9;
+ _zoom_arg = 1.0;
+}
+
+const char** CommandLine::helplines (size_t *numlines) const {
+ static const char *lines[] = {
+ "dThis program converts DVI files, as created by TeX/LaTeX, to\nthe XML-based scalable vector graphics format SVG.\n\nUsage: dvisvgm [options] dvifile\n dvisvgm -E [options] epsfile",
+ "sInput options:",
+ "o-p, --page=ranges choose pages to convert [1]",
+ "o-m, --fontmap=filenames evaluate (additional) font map files",
+#if !defined(DISABLE_GS)
+ "o-E, --eps convert an EPS file to SVG",
+#endif
+ "sSVG output options:",
+ "o-b, --bbox=size set size of bounding box [min]",
+#if !defined(DISABLE_GS)
+ "o-j, --clipjoin compute intersection of clipping paths",
+#endif
+#if !defined(DISABLE_GS)
+ "o --grad-overlap create operlapping color gradient segments",
+#endif
+#if !defined(DISABLE_GS)
+ "o --grad-segments=number number of color gradient segments per row [20]",
+#endif
+#if !defined(DISABLE_GS)
+ "o --grad-simplify=delta reduce level of detail for small segments [0.05]",
+#endif
+ "o-L, --linkmark=style select how to mark hyperlinked areas [box]",
+ "o-o, --output=pattern set name pattern of output files",
+ "o-d, --precision=number set number of decimal points (0-6) [0]",
+ "o-R, --relative create relative path commands",
+ "o-s, --stdout write SVG output to stdout",
+ "o-n, --no-fonts[=variant] draw glyphs by using path elements [0]",
+ "o --no-merge don't merge adjacent text elements",
+ "o --no-styles don't use styles to reference fonts",
+ "o-z, --zip[=level] create compressed .svgz file [9]",
+ "sSVG transformations:",
+ "o-r, --rotate=angle rotate page content clockwise",
+ "o-c, --scale=sx[,sy] scale page content",
+ "o-t, --translate=tx[,ty] shift page content",
+ "o-T, --transform=commands transform page content",
+ "o-Z, --zoom=factor zoom page content [1.0]",
+ "sProcessing options:",
+ "o-C, --cache[=dir] set/print path of cache directory",
+ "o-e, --exact compute exact glyph boxes",
+ "o --keep keep temporary files",
+#if !defined(HAVE_LIBGS) && !defined(DISABLE_GS)
+ "o --libgs=filename set name of Ghostscript shared library",
+#endif
+ "o-M, --mag=factor magnification of Metafont output [4]",
+ "o --no-mktexmf don't try to create missing fonts",
+ "o-S, --no-specials[=prefixes] don't process [selected] specials",
+ "o-a, --trace-all[=retrace] trace all glyphs of bitmap fonts [no]",
+ "sMessage options:",
+ "o --color colorize messages",
+ "o-h, --help[=mode] print this summary of options and exit [0]",
+ "o-l, --list-specials print supported special sets and exit",
+ "o-P, --progress[=delay] enable progess indicator [0.5]",
+ "o-v, --verbosity=level set verbosity level (0-7) [7]",
+ "o-V, --version[=extended] print version and exit [no]",
+ };
+ *numlines = sizeof(lines)/sizeof(char*);
+ return lines;
+}
+
+void CommandLine::handle_bbox (InputReader &ir, const Option &opt, bool longopt) {
+ if (getStringArg(ir, opt, longopt, _bbox_arg))
+ _bbox_given = true;
+}
+
+void CommandLine::handle_cache (InputReader &ir, const Option &opt, bool longopt) {
+ if (ir.eof() || getStringArg(ir, opt, longopt, _cache_arg))
+ _cache_given = true;
+}
+
+#if !defined(DISABLE_GS)
+void CommandLine::handle_clipjoin (InputReader &ir, const Option &opt, bool longopt) {
+ _clipjoin_given = true;
+}
+#endif
+
+void CommandLine::handle_color (InputReader &ir, const Option &opt, bool longopt) {
+ _color_given = true;
+}
+
+#if !defined(DISABLE_GS)
+void CommandLine::handle_eps (InputReader &ir, const Option &opt, bool longopt) {
+ _eps_given = true;
+}
+#endif
+
+void CommandLine::handle_exact (InputReader &ir, const Option &opt, bool longopt) {
+ _exact_given = true;
+}
+
+void CommandLine::handle_fontmap (InputReader &ir, const Option &opt, bool longopt) {
+ if (getStringArg(ir, opt, longopt, _fontmap_arg))
+ _fontmap_given = true;
+}
+
+#if !defined(DISABLE_GS)
+void CommandLine::handle_grad_overlap (InputReader &ir, const Option &opt, bool longopt) {
+ _grad_overlap_given = true;
+}
+#endif
+
+#if !defined(DISABLE_GS)
+void CommandLine::handle_grad_segments (InputReader &ir, const Option &opt, bool longopt) {
+ if (getIntArg(ir, opt, longopt, _grad_segments_arg))
+ _grad_segments_given = true;
+}
+#endif
+
+#if !defined(DISABLE_GS)
+void CommandLine::handle_grad_simplify (InputReader &ir, const Option &opt, bool longopt) {
+ if (getDoubleArg(ir, opt, longopt, _grad_simplify_arg))
+ _grad_simplify_given = true;
+}
+#endif
+
+void CommandLine::handle_help (InputReader &ir, const Option &opt, bool longopt) {
+ if (ir.eof() || getIntArg(ir, opt, longopt, _help_arg))
+ _help_given = true;
+}
+
+void CommandLine::handle_keep (InputReader &ir, const Option &opt, bool longopt) {
+ _keep_given = true;
+}
+
+#if !defined(HAVE_LIBGS) && !defined(DISABLE_GS)
+void CommandLine::handle_libgs (InputReader &ir, const Option &opt, bool longopt) {
+ if (getStringArg(ir, opt, longopt, _libgs_arg))
+ _libgs_given = true;
+}
+#endif
+
+void CommandLine::handle_linkmark (InputReader &ir, const Option &opt, bool longopt) {
+ if (getStringArg(ir, opt, longopt, _linkmark_arg))
+ _linkmark_given = true;
+}
+
+void CommandLine::handle_list_specials (InputReader &ir, const Option &opt, bool longopt) {
+ _list_specials_given = true;
+}
+
+void CommandLine::handle_mag (InputReader &ir, const Option &opt, bool longopt) {
+ if (getDoubleArg(ir, opt, longopt, _mag_arg))
+ _mag_given = true;
+}
+
+void CommandLine::handle_no_fonts (InputReader &ir, const Option &opt, bool longopt) {
+ if (ir.eof() || getIntArg(ir, opt, longopt, _no_fonts_arg))
+ _no_fonts_given = true;
+}
+
+void CommandLine::handle_no_merge (InputReader &ir, const Option &opt, bool longopt) {
+ _no_merge_given = true;
+}
+
+void CommandLine::handle_no_mktexmf (InputReader &ir, const Option &opt, bool longopt) {
+ _no_mktexmf_given = true;
+}
+
+void CommandLine::handle_no_specials (InputReader &ir, const Option &opt, bool longopt) {
+ if (ir.eof() || getStringArg(ir, opt, longopt, _no_specials_arg))
+ _no_specials_given = true;
+}
+
+void CommandLine::handle_no_styles (InputReader &ir, const Option &opt, bool longopt) {
+ _no_styles_given = true;
+}
+
+void CommandLine::handle_output (InputReader &ir, const Option &opt, bool longopt) {
+ if (getStringArg(ir, opt, longopt, _output_arg))
+ _output_given = true;
+}
+
+void CommandLine::handle_page (InputReader &ir, const Option &opt, bool longopt) {
+ if (getStringArg(ir, opt, longopt, _page_arg))
+ _page_given = true;
+}
+
+void CommandLine::handle_precision (InputReader &ir, const Option &opt, bool longopt) {
+ if (getIntArg(ir, opt, longopt, _precision_arg))
+ _precision_given = true;
+}
+
+void CommandLine::handle_progress (InputReader &ir, const Option &opt, bool longopt) {
+ if (ir.eof() || getDoubleArg(ir, opt, longopt, _progress_arg))
+ _progress_given = true;
+}
+
+void CommandLine::handle_relative (InputReader &ir, const Option &opt, bool longopt) {
+ _relative_given = true;
+}
+
+void CommandLine::handle_rotate (InputReader &ir, const Option &opt, bool longopt) {
+ if (getDoubleArg(ir, opt, longopt, _rotate_arg))
+ _rotate_given = true;
+}
+
+void CommandLine::handle_scale (InputReader &ir, const Option &opt, bool longopt) {
+ if (getStringArg(ir, opt, longopt, _scale_arg))
+ _scale_given = true;
+}
+
+void CommandLine::handle_stdout (InputReader &ir, const Option &opt, bool longopt) {
+ _stdout_given = true;
+}
+
+void CommandLine::handle_trace_all (InputReader &ir, const Option &opt, bool longopt) {
+ if (ir.eof() || getBoolArg(ir, opt, longopt, _trace_all_arg))
+ _trace_all_given = true;
+}
+
+void CommandLine::handle_transform (InputReader &ir, const Option &opt, bool longopt) {
+ if (getStringArg(ir, opt, longopt, _transform_arg))
+ _transform_given = true;
+}
+
+void CommandLine::handle_translate (InputReader &ir, const Option &opt, bool longopt) {
+ if (getStringArg(ir, opt, longopt, _translate_arg))
+ _translate_given = true;
+}
+
+void CommandLine::handle_verbosity (InputReader &ir, const Option &opt, bool longopt) {
+ if (getUIntArg(ir, opt, longopt, _verbosity_arg))
+ _verbosity_given = true;
+}
+
+void CommandLine::handle_version (InputReader &ir, const Option &opt, bool longopt) {
+ if (ir.eof() || getBoolArg(ir, opt, longopt, _version_arg))
+ _version_given = true;
+}
+
+void CommandLine::handle_zip (InputReader &ir, const Option &opt, bool longopt) {
+ if (ir.eof() || getIntArg(ir, opt, longopt, _zip_arg))
+ _zip_given = true;
+}
+
+void CommandLine::handle_zoom (InputReader &ir, const Option &opt, bool longopt) {
+ if (getDoubleArg(ir, opt, longopt, _zoom_arg))
+ _zoom_given = true;
+}
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CommandLine.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CommandLine.h
new file mode 100644
index 00000000000..4c68706fc7e
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/CommandLine.h
@@ -0,0 +1,219 @@
+// This file was automatically generated by opt2cpp.
+// It is part of the dvisvgm package and published under the terms
+// of the GNU General Public License version 3, or (at your option) any later version.
+// See file COPYING for further details.
+// (C) 2009-2015 Martin Gieseking <martin.gieseking@uos.de>
+
+#ifndef COMMANDLINE_H
+#define COMMANDLINE_H
+
+#include <config.h>
+#include "CmdLineParserBase.h"
+
+class CommandLine : public CmdLineParserBase
+{
+ public:
+ CommandLine () {init();}
+ CommandLine (int argc, char **argv, bool printErrors) {parse(argc, argv, printErrors);}
+ bool bbox_given () const {return _bbox_given;}
+ const std::string& bbox_arg () const {return _bbox_arg;}
+ bool cache_given () const {return _cache_given;}
+ const std::string& cache_arg () const {return _cache_arg;}
+#if !defined(DISABLE_GS)
+ bool clipjoin_given () const {return _clipjoin_given;}
+#endif
+ bool color_given () const {return _color_given;}
+#if !defined(DISABLE_GS)
+ bool eps_given () const {return _eps_given;}
+#endif
+ bool exact_given () const {return _exact_given;}
+ bool fontmap_given () const {return _fontmap_given;}
+ const std::string& fontmap_arg () const {return _fontmap_arg;}
+#if !defined(DISABLE_GS)
+ bool grad_overlap_given () const {return _grad_overlap_given;}
+#endif
+#if !defined(DISABLE_GS)
+ bool grad_segments_given () const {return _grad_segments_given;}
+ int grad_segments_arg () const {return _grad_segments_arg;}
+#endif
+#if !defined(DISABLE_GS)
+ bool grad_simplify_given () const {return _grad_simplify_given;}
+ double grad_simplify_arg () const {return _grad_simplify_arg;}
+#endif
+ bool help_given () const {return _help_given;}
+ int help_arg () const {return _help_arg;}
+ bool keep_given () const {return _keep_given;}
+#if !defined(HAVE_LIBGS) && !defined(DISABLE_GS)
+ bool libgs_given () const {return _libgs_given;}
+ const std::string& libgs_arg () const {return _libgs_arg;}
+#endif
+ bool linkmark_given () const {return _linkmark_given;}
+ const std::string& linkmark_arg () const {return _linkmark_arg;}
+ bool list_specials_given () const {return _list_specials_given;}
+ bool mag_given () const {return _mag_given;}
+ double mag_arg () const {return _mag_arg;}
+ bool no_fonts_given () const {return _no_fonts_given;}
+ int no_fonts_arg () const {return _no_fonts_arg;}
+ bool no_merge_given () const {return _no_merge_given;}
+ bool no_mktexmf_given () const {return _no_mktexmf_given;}
+ bool no_specials_given () const {return _no_specials_given;}
+ const std::string& no_specials_arg () const {return _no_specials_arg;}
+ bool no_styles_given () const {return _no_styles_given;}
+ bool output_given () const {return _output_given;}
+ const std::string& output_arg () const {return _output_arg;}
+ bool page_given () const {return _page_given;}
+ const std::string& page_arg () const {return _page_arg;}
+ bool precision_given () const {return _precision_given;}
+ int precision_arg () const {return _precision_arg;}
+ bool progress_given () const {return _progress_given;}
+ double progress_arg () const {return _progress_arg;}
+ bool relative_given () const {return _relative_given;}
+ bool rotate_given () const {return _rotate_given;}
+ double rotate_arg () const {return _rotate_arg;}
+ bool scale_given () const {return _scale_given;}
+ const std::string& scale_arg () const {return _scale_arg;}
+ bool stdout_given () const {return _stdout_given;}
+ bool trace_all_given () const {return _trace_all_given;}
+ bool trace_all_arg () const {return _trace_all_arg;}
+ bool transform_given () const {return _transform_given;}
+ const std::string& transform_arg () const {return _transform_arg;}
+ bool translate_given () const {return _translate_given;}
+ const std::string& translate_arg () const {return _translate_arg;}
+ bool verbosity_given () const {return _verbosity_given;}
+ unsigned verbosity_arg () const {return _verbosity_arg;}
+ bool version_given () const {return _version_given;}
+ bool version_arg () const {return _version_arg;}
+ bool zip_given () const {return _zip_given;}
+ int zip_arg () const {return _zip_arg;}
+ bool zoom_given () const {return _zoom_given;}
+ double zoom_arg () const {return _zoom_arg;}
+ protected:
+ void init ();
+ const CmdLineParserBase::Option* options (size_t *numopts) const;
+ const char** helplines (size_t *numlines) const;
+ void handle_bbox (InputReader &ir, const Option &opt, bool longopt);
+ void handle_cache (InputReader &ir, const Option &opt, bool longopt);
+#if !defined(DISABLE_GS)
+ void handle_clipjoin (InputReader &ir, const Option &opt, bool longopt);
+#endif
+ void handle_color (InputReader &ir, const Option &opt, bool longopt);
+#if !defined(DISABLE_GS)
+ void handle_eps (InputReader &ir, const Option &opt, bool longopt);
+#endif
+ void handle_exact (InputReader &ir, const Option &opt, bool longopt);
+ void handle_fontmap (InputReader &ir, const Option &opt, bool longopt);
+#if !defined(DISABLE_GS)
+ void handle_grad_overlap (InputReader &ir, const Option &opt, bool longopt);
+#endif
+#if !defined(DISABLE_GS)
+ void handle_grad_segments (InputReader &ir, const Option &opt, bool longopt);
+#endif
+#if !defined(DISABLE_GS)
+ void handle_grad_simplify (InputReader &ir, const Option &opt, bool longopt);
+#endif
+ void handle_help (InputReader &ir, const Option &opt, bool longopt);
+ void handle_keep (InputReader &ir, const Option &opt, bool longopt);
+#if !defined(HAVE_LIBGS) && !defined(DISABLE_GS)
+ void handle_libgs (InputReader &ir, const Option &opt, bool longopt);
+#endif
+ void handle_linkmark (InputReader &ir, const Option &opt, bool longopt);
+ void handle_list_specials (InputReader &ir, const Option &opt, bool longopt);
+ void handle_mag (InputReader &ir, const Option &opt, bool longopt);
+ void handle_no_fonts (InputReader &ir, const Option &opt, bool longopt);
+ void handle_no_merge (InputReader &ir, const Option &opt, bool longopt);
+ void handle_no_mktexmf (InputReader &ir, const Option &opt, bool longopt);
+ void handle_no_specials (InputReader &ir, const Option &opt, bool longopt);
+ void handle_no_styles (InputReader &ir, const Option &opt, bool longopt);
+ void handle_output (InputReader &ir, const Option &opt, bool longopt);
+ void handle_page (InputReader &ir, const Option &opt, bool longopt);
+ void handle_precision (InputReader &ir, const Option &opt, bool longopt);
+ void handle_progress (InputReader &ir, const Option &opt, bool longopt);
+ void handle_relative (InputReader &ir, const Option &opt, bool longopt);
+ void handle_rotate (InputReader &ir, const Option &opt, bool longopt);
+ void handle_scale (InputReader &ir, const Option &opt, bool longopt);
+ void handle_stdout (InputReader &ir, const Option &opt, bool longopt);
+ void handle_trace_all (InputReader &ir, const Option &opt, bool longopt);
+ void handle_transform (InputReader &ir, const Option &opt, bool longopt);
+ void handle_translate (InputReader &ir, const Option &opt, bool longopt);
+ void handle_verbosity (InputReader &ir, const Option &opt, bool longopt);
+ void handle_version (InputReader &ir, const Option &opt, bool longopt);
+ void handle_zip (InputReader &ir, const Option &opt, bool longopt);
+ void handle_zoom (InputReader &ir, const Option &opt, bool longopt);
+
+ private:
+ static const CmdLineParserBase::Option _options[];
+ bool _bbox_given;
+ std::string _bbox_arg;
+ bool _cache_given;
+ std::string _cache_arg;
+#if !defined(DISABLE_GS)
+ bool _clipjoin_given;
+#endif
+ bool _color_given;
+#if !defined(DISABLE_GS)
+ bool _eps_given;
+#endif
+ bool _exact_given;
+ bool _fontmap_given;
+ std::string _fontmap_arg;
+#if !defined(DISABLE_GS)
+ bool _grad_overlap_given;
+#endif
+#if !defined(DISABLE_GS)
+ bool _grad_segments_given;
+ int _grad_segments_arg;
+#endif
+#if !defined(DISABLE_GS)
+ bool _grad_simplify_given;
+ double _grad_simplify_arg;
+#endif
+ bool _help_given;
+ int _help_arg;
+ bool _keep_given;
+#if !defined(HAVE_LIBGS) && !defined(DISABLE_GS)
+ bool _libgs_given;
+ std::string _libgs_arg;
+#endif
+ bool _linkmark_given;
+ std::string _linkmark_arg;
+ bool _list_specials_given;
+ bool _mag_given;
+ double _mag_arg;
+ bool _no_fonts_given;
+ int _no_fonts_arg;
+ bool _no_merge_given;
+ bool _no_mktexmf_given;
+ bool _no_specials_given;
+ std::string _no_specials_arg;
+ bool _no_styles_given;
+ bool _output_given;
+ std::string _output_arg;
+ bool _page_given;
+ std::string _page_arg;
+ bool _precision_given;
+ int _precision_arg;
+ bool _progress_given;
+ double _progress_arg;
+ bool _relative_given;
+ bool _rotate_given;
+ double _rotate_arg;
+ bool _scale_given;
+ std::string _scale_arg;
+ bool _stdout_given;
+ bool _trace_all_given;
+ bool _trace_all_arg;
+ bool _transform_given;
+ std::string _transform_arg;
+ bool _translate_given;
+ std::string _translate_arg;
+ bool _verbosity_given;
+ unsigned _verbosity_arg;
+ bool _version_given;
+ bool _version_arg;
+ bool _zip_given;
+ int _zip_arg;
+ bool _zoom_given;
+ double _zoom_arg;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DLLoader.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DLLoader.cpp
new file mode 100644
index 00000000000..f227cae1f80
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DLLoader.cpp
@@ -0,0 +1,60 @@
+/*************************************************************************
+** DLLoader.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include "DLLoader.h"
+
+
+DLLoader::DLLoader (const char *dlname) : _handle(0)
+{
+ if (dlname && *dlname) {
+#ifdef __WIN32__
+ _handle = LoadLibrary(dlname);
+#else
+ _handle = dlopen(dlname, RTLD_LAZY);
+#endif
+ }
+}
+
+
+DLLoader::~DLLoader () {
+ if (_handle) {
+#ifdef __WIN32__
+ FreeLibrary(_handle);
+#else
+ dlclose(_handle);
+#endif
+ }
+}
+
+
+/** Loads a function or variable from the dynamic/shared library.
+ * @param[in] name name of function/variable to load
+ * @return pointer to loaded symbol, or 0 if the symbol could not be loaded */
+void* DLLoader::loadSymbol (const char *name) {
+ if (_handle) {
+#ifdef __WIN32__
+ return (void*)GetProcAddress(_handle, name);
+#else
+ return dlsym(_handle, name);
+#endif
+ }
+ return 0;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DLLoader.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DLLoader.h
new file mode 100644
index 00000000000..6050467277b
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DLLoader.h
@@ -0,0 +1,50 @@
+/*************************************************************************
+** DLLoader.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_DLLOADER_H
+#define DVISVGM_DLLOADER_H
+
+#ifdef __WIN32__
+ #include <windows.h>
+#else
+ #include <dlfcn.h>
+#endif
+
+
+class DLLoader
+{
+ public:
+ DLLoader (const char *dlname);
+ virtual ~DLLoader ();
+ bool loaded () const {return _handle != 0;}
+
+ protected:
+ DLLoader () : _handle(0) {}
+ void* loadSymbol (const char *name);
+
+ private:
+#ifdef __WIN32__
+ HINSTANCE _handle;
+#else
+ void *_handle;
+#endif
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIActions.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIActions.h
new file mode 100644
index 00000000000..d6248d59cf3
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIActions.h
@@ -0,0 +1,52 @@
+/*************************************************************************
+** DVIActions.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_DVIACTIONS_H
+#define DVISVGM_DVIACTIONS_H
+
+#include <string>
+#include "Message.h"
+#include "types.h"
+
+class BoundingBox;
+struct Font;
+class SpecialManager;
+
+
+struct DVIActions
+{
+ virtual ~DVIActions () {}
+ virtual void setChar (double x, double y, unsigned c, bool vertical, const Font *f) {}
+ virtual void setRule (double x, double y, double height, double width) {}
+ virtual void setTextOrientation (bool vertical) {}
+ virtual void moveToX (double x) {}
+ virtual void moveToY (double y) {}
+ virtual void defineFont (int num, const Font *font) {}
+ virtual void setFont (int num, const Font *font) {}
+ virtual void special (const std::string &s, double dvi2bp, bool preprocessing=false) {}
+ virtual void preamble (const std::string &cmt) {}
+ virtual void postamble () {}
+ virtual void beginPage (unsigned pageno, Int32 *c) {}
+ virtual void endPage (unsigned pageno) {}
+ virtual BoundingBox& bbox () =0;
+ virtual void progress (size_t current, size_t total, const char *id=0) {}
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIReader.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIReader.cpp
new file mode 100644
index 00000000000..3759707d644
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIReader.cpp
@@ -0,0 +1,683 @@
+/*************************************************************************
+** DVIReader.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <algorithm>
+#include <cstdarg>
+#include <fstream>
+#include <iostream>
+#include <sstream>
+#include "Color.h"
+#include "DVIActions.h"
+#include "DVIReader.h"
+#include "Font.h"
+#include "FontManager.h"
+#include "Message.h"
+#include "SignalHandler.h"
+#include "VectorStream.h"
+#include "macros.h"
+#include "types.h"
+
+
+using namespace std;
+
+bool DVIReader::COMPUTE_PROGRESS = false;
+
+
+DVIReader::DVIReader (istream &is, DVIActions *a) : BasicDVIReader(is), _actions(a)
+{
+ _inPage = false;
+ _pageHeight = _pageWidth = 0;
+ _dvi2bp = 0.0;
+ _tx = _ty = 0; // no cursor translation
+ _prevYPos = numeric_limits<double>::min();
+ _inPostamble = false;
+ _currFontNum = 0;
+ _currPageNum = 0;
+ _pagePos = 0;
+ _mag = 1;
+ executePreamble();
+ collectBopOffsets();
+ executePostamble();
+}
+
+
+DVIActions* DVIReader::replaceActions (DVIActions *a) {
+ DVIActions *prev_actions = _actions;
+ _actions = a;
+ return prev_actions;
+}
+
+
+/** Reads a single DVI command from the current position of the input stream and calls the
+ * corresponding cmdFOO method.
+ * @return opcode of the command executed */
+int DVIReader::executeCommand () {
+ SignalHandler::instance().check();
+ CommandHandler handler;
+ int param; // parameter of handler
+ const streampos cmdpos = tell();
+ int opcode = evalCommand(handler, param);
+ (this->*handler)(param);
+ if (_dviState.v+_ty != _prevYPos) {
+ _tx = _ty = 0;
+ _prevYPos = _dviState.v;
+ }
+ if (COMPUTE_PROGRESS && _inPage && _actions) {
+ size_t pagelen = numberOfPageBytes(_currPageNum-1);
+ // ensure progress() is called at 0%
+ if (opcode == 139) // bop?
+ _actions->progress(0, pagelen);
+ // ensure progress() is called at 100%
+ if (peek() == 140) // eop reached?
+ _pagePos = pagelen;
+ else
+ _pagePos += tell()-cmdpos;
+ _actions->progress(_pagePos, pagelen);
+ }
+ return opcode;
+}
+
+
+/** Executes all DVI commands read from the input stream. */
+void DVIReader::executeAll () {
+ int opcode = 0;
+ while (!eof() && opcode >= 0) {
+ try {
+ opcode = executeCommand();
+ }
+ catch (const InvalidDVIFileException &e) {
+ // end of stream reached
+ opcode = -1;
+ }
+ }
+}
+
+
+/** Reads and executes the commands of a single page.
+ * This methods stops reading after the page's eop command has been executed.
+ * @param[in] n number of page to be executed
+ * @returns true if page was read successfully */
+bool DVIReader::executePage (unsigned n) {
+ clearStream(); // reset all status bits
+ if (!isStreamValid())
+ throw DVIException("invalid DVI file");
+ if (n < 1 || n > numberOfPages())
+ return false;
+
+ seek(_bopOffsets[n-1]); // goto bop of n-th page
+ _inPostamble = false; // not in postamble
+ _currPageNum = n;
+ while (executeCommand() != 140); // 140 == eop
+ return true;
+}
+
+
+void DVIReader::executePreamble () {
+ clearStream();
+ if (isStreamValid()) {
+ seek(0);
+ if (readByte() == 247) {
+ cmdPre(0);
+ return;
+ }
+ }
+ throw DVIException("invalid DVI file");
+}
+
+
+/** Moves stream pointer to begin of postamble */
+static void to_postamble (StreamReader &reader) {
+ reader.clearStream();
+ if (!reader.isStreamValid())
+ throw DVIException("invalid DVI file");
+
+ reader.seek(-1, ios::end); // stream pointer to last byte
+ int count=0;
+ while (reader.peek() == 223) {
+ reader.seek(-1, ios::cur); // skip fill bytes
+ count++;
+ }
+ if (count < 4) // the standard requires at least 4 trailing fill bytes
+ throw DVIException("missing fill bytes at end of file");
+
+ reader.seek(-4, ios::cur); // now on first byte of q (pointer to begin of postamble)
+ UInt32 q = reader.readUnsigned(4); // pointer to begin of postamble
+ reader.seek(q); // now on begin of postamble
+}
+
+
+/** Reads and executes the commands of the postamble. */
+void DVIReader::executePostamble () {
+ to_postamble(*this);
+ while (executeCommand() != 249); // executes all commands until post_post (= 249) is reached
+}
+
+
+/** Collects and records the file offsets of all bop commands. */
+void DVIReader::collectBopOffsets () {
+ to_postamble(*this);
+ _bopOffsets.push_back(tell()); // also add offset of postamble
+ readByte(); // skip post command
+ UInt32 offset = readUnsigned(4); // offset of final bop
+ while ((Int32)offset > 0) { // not yet on first bop?
+ _bopOffsets.push_back(offset); // record offset
+ seek(offset+41); // skip bop command and the 10 \count values => now on offset of previous bop
+ offset = readUnsigned(4);
+ }
+ reverse(_bopOffsets.begin(), _bopOffsets.end());
+}
+
+
+/** Returns the current x coordinate in PS point units.
+ * This is the horizontal position where the next output would be placed. */
+double DVIReader::getXPos () const {
+ return _dviState.h+_tx;
+}
+
+
+/** Returns the current y coordinate in PS point units.
+ * This is the vertical position where the next output would be placed. */
+double DVIReader::getYPos () const {
+ return _dviState.v+_ty;
+}
+
+
+/////////////////////////////////////
+
+/** Reads and executes DVI preamble command.
+ * Format: pre ver[1] num[4] den[4] mag[4] cmtlen[1] cmt[cmtlen] */
+void DVIReader::cmdPre (int) {
+ setDVIFormat((DVIFormat)readUnsigned(1)); // identification number
+ UInt32 num = readUnsigned(4); // numerator units of measurement
+ UInt32 den = readUnsigned(4); // denominator units of measurement
+ if (den == 0)
+ throw DVIException("denominator of measurement unit is zero");
+ _mag = readUnsigned(4); // magnification
+ UInt32 k = readUnsigned(1); // length of following comment
+ string cmt = readString(k); // comment
+ // 1 dviunit * num/den == multiples of 0.0000001m
+ // 1 dviunit * _dvibp: length of 1 dviunit in PS points * _mag/1000
+ _dvi2bp = num/254000.0*72.0/den*_mag/1000.0;
+ if (_actions)
+ _actions->preamble(cmt);
+}
+
+
+/** Reads and executes DVI postamble command.
+ * Format: post p[4] num[4] den[4] mag[4] ph[4] pw[4] sd[2] np[2] */
+void DVIReader::cmdPost (int) {
+ readUnsigned(4); // skip pointer to previous bop
+ UInt32 num = readUnsigned(4);
+ UInt32 den = readUnsigned(4);
+ if (den == 0)
+ throw DVIException("denominator of measurement unit is zero");
+ _mag = readUnsigned(4);
+ _pageHeight = readUnsigned(4); // height of tallest page in dvi units
+ _pageWidth = readUnsigned(4); // width of widest page in dvi units
+ readUnsigned(2); // skip max. stack depth
+ if (readUnsigned(2) != numberOfPages())
+ throw DVIException("page count entry doesn't match actual number of pages");
+
+ // 1 dviunit * num/den == multiples of 0.0000001m
+ // 1 dviunit * _dvi2bp: length of 1 dviunit in PS points * _mag/1000
+ _dvi2bp = num/254000.0*72.0/den*_mag/1000.0;
+ _pageHeight *= _dvi2bp; // to pt units
+ _pageWidth *= _dvi2bp;
+ _inPostamble = true;
+ if (_actions)
+ _actions->postamble();
+}
+
+
+/** Reads and executes DVI post_post command.
+ * Format: post_post q[4] i[1] 223[>=4] */
+void DVIReader::cmdPostPost (int) {
+ _inPostamble = false;
+ readUnsigned(4); // pointer to begin of postamble
+ setDVIFormat((DVIFormat)readUnsigned(1)); // identification byte
+ while (readUnsigned(1) == 223); // skip fill bytes (223), eof bit should be set now
+}
+
+
+/** Reads and executes Begin-Of-Page command.
+ * Format: bop c0[+4] ... c9[+4] p[+4] */
+void DVIReader::cmdBop (int) {
+ Int32 c[10];
+ for (int i=0; i < 10; i++)
+ c[i] = readSigned(4);
+ readSigned(4); // pointer to peceeding bop (-1 in case of first page)
+ _dviState.reset(); // set all DVI registers to 0
+ while (!_stateStack.empty())
+ _stateStack.pop();
+ _currFontNum = 0;
+ _inPage = true;
+ _pagePos = 0;
+ beginPage(_currPageNum, c);
+ if (_actions)
+ _actions->beginPage(_currPageNum, c);
+}
+
+
+/** Reads and executes End-Of-Page command. */
+void DVIReader::cmdEop (int) {
+ if (!_stateStack.empty())
+ throw DVIException("stack not empty at end of page");
+ _inPage = false;
+ endPage(_currPageNum);
+ if (_actions)
+ _actions->endPage(_currPageNum);
+}
+
+
+/** Reads and executes push command. */
+void DVIReader::cmdPush (int) {
+ _stateStack.push(_dviState);
+}
+
+
+/** Reads and executes pop command (restores pushed position information). */
+void DVIReader::cmdPop (int) {
+ if (_stateStack.empty())
+ throw DVIException("stack empty at pop command");
+ else {
+ DVIState prevState = _dviState;
+ _dviState = _stateStack.top();
+ _stateStack.pop();
+ if (_actions) {
+ if (prevState.h != _dviState.h)
+ _actions->moveToX(_dviState.h + _tx);
+ if (prevState.v != _dviState.v)
+ _actions->moveToY(_dviState.v + _ty);
+ if (prevState.d != _dviState.d)
+ _actions->setTextOrientation(_dviState.d != WMODE_LR);
+ }
+ }
+}
+
+
+/** Helper function that actually sets/puts a charater. It is called by the
+ * cmdSetChar and cmdPutChar methods.
+ * @param[in] c character to typeset
+ * @param[in] moveCursor if true, register h is increased by the character width
+ * @throw DVIException if method is called ouside a bop/eop pair */
+void DVIReader::putChar (UInt32 c, bool moveCursor) {
+ if (!_inPage)
+ throw DVIException("set_char/put_char outside of page");
+
+ FontManager &fm = FontManager::instance();
+ Font *font = fm.getFont(_currFontNum);
+ if (!font)
+ throw DVIException("no font selected");
+
+ if (VirtualFont *vf = dynamic_cast<VirtualFont*>(font)) { // is current font a virtual font?
+ vector<UInt8> *dvi = const_cast<vector<UInt8>*>(vf->getDVI(c)); // get DVI snippet that describes character c
+ if (dvi) {
+ DVIState pos = _dviState; // save current cursor position
+ _dviState.x = _dviState.y = _dviState.w = _dviState.z = 0;
+ int save_fontnum = _currFontNum; // save current font number
+ fm.enterVF(vf); // new font number context
+ cmdFontNum0(fm.vfFirstFontNum(vf));
+ double save_scale = _dvi2bp;
+ // DVI units in virtual fonts are multiples of 1^(-20) times the scaled size of the VF
+ _dvi2bp = vf->scaledSize()/(1 << 20);
+
+ VectorInputStream<UInt8> vis(*dvi);
+ istream &is = replaceStream(vis);
+ try {
+ executeAll(); // execute DVI fragment
+ }
+ catch (const DVIException &e) {
+ // Message::estream(true) << "invalid dvi in vf: " << e.getMessage() << endl; // @@
+ }
+ replaceStream(is); // restore previous input stream
+ _dvi2bp = save_scale; // restore previous scale factor
+ fm.leaveVF(); // restore previous font number context
+ cmdFontNum0(save_fontnum); // restore previous font number
+ _dviState = pos; // restore previous cursor position
+ }
+ }
+ else if (_actions)
+ _actions->setChar(_dviState.h+_tx, _dviState.v+_ty, c, _dviState.d != WMODE_LR, font);
+
+ if (moveCursor) {
+ double dist = font->charWidth(c) * font->scaleFactor() * _mag/1000.0;
+ switch (_dviState.d) {
+ case WMODE_LR: _dviState.h += dist; break;
+ case WMODE_TB: _dviState.v += dist; break;
+ case WMODE_BT: _dviState.v -= dist; break;
+ }
+ }
+}
+
+
+/** Reads and executes set_char_x command. Puts a character at the current
+ * position and advances the cursor.
+ * @param[in] c character to set
+ * @throw DVIException if method is called ouside a bop/eop pair */
+void DVIReader::cmdSetChar0 (int c) {
+ putChar(c, true);
+}
+
+
+/** Reads and executes setx command. Puts a character at the current
+ * position and advances the cursor.
+ * @param[in] len number of parameter bytes (possible values: 1-4)
+ * @throw DVIException if method is called ouside a bop/eop pair */
+void DVIReader::cmdSetChar (int len) {
+ // According to the dvi specification all character codes are unsigned
+ // except len == 4. At the moment all char codes are treated as unsigned...
+ UInt32 c = readUnsigned(len); // if len == 4 c may be signed
+ putChar(c, true);
+}
+
+
+/** Reads and executes putx command. Puts a character at the current
+ * position but doesn't change the cursor position.
+ * @param[in] len number of parameter bytes (possible values: 1-4)
+ * @throw DVIException if method is called ouside a bop/eop pair */
+void DVIReader::cmdPutChar (int len) {
+ // According to the dvi specification all character codes are unsigned
+ // except len == 4. At the moment all char codes are treated as unsigned...
+ Int32 c = readUnsigned(len);
+ putChar(c, false);
+}
+
+
+/** Reads and executes set_rule command. Puts a solid rectangle at the current
+ * position and updates the cursor position.
+ * Format: set_rule h[+4] w[+4]
+ * @throw DVIException if method is called ouside a bop/eop pair */
+void DVIReader::cmdSetRule (int) {
+ if (!_inPage)
+ throw DVIException("set_rule outside of page");
+ double height = _dvi2bp*readSigned(4);
+ double width = _dvi2bp*readSigned(4);
+ if (_actions && height > 0 && width > 0)
+ _actions->setRule(_dviState.h+_tx, _dviState.v+_ty, height, width);
+ moveRight(width);
+}
+
+
+/** Reads and executes set_rule command. Puts a solid rectangle at the current
+ * position but leaves the cursor position unchanged.
+ * Format: put_rule h[+4] w[+4]
+ * @throw DVIException if method is called ouside a bop/eop pair */
+void DVIReader::cmdPutRule (int) {
+ if (!_inPage)
+ throw DVIException("put_rule outside of page");
+ double height = _dvi2bp*readSigned(4);
+ double width = _dvi2bp*readSigned(4);
+ if (_actions && height > 0 && width > 0)
+ _actions->setRule(_dviState.h+_tx, _dviState.v+_ty, height, width);
+}
+
+
+void DVIReader::moveRight (double dx) {
+ switch (_dviState.d) {
+ case WMODE_LR: _dviState.h += dx; break;
+ case WMODE_TB: _dviState.v += dx; break;
+ case WMODE_BT: _dviState.v -= dx; break;
+ }
+ if (_actions) {
+ if (_dviState.d == WMODE_LR)
+ _actions->moveToX(_dviState.h+_tx);
+ else
+ _actions->moveToY(_dviState.v+_ty);
+ }
+}
+
+
+void DVIReader::moveDown (double dy) {
+ switch (_dviState.d) {
+ case WMODE_LR: _dviState.v += dy; break;
+ case WMODE_TB: _dviState.h -= dy; break;
+ case WMODE_BT: _dviState.h += dy; break;
+ }
+ if (_actions) {
+ if (_dviState.d == WMODE_LR)
+ _actions->moveToY(_dviState.v+_ty);
+ else
+ _actions->moveToX(_dviState.h+_tx);
+ }
+}
+
+
+void DVIReader::cmdRight (int len) {moveRight(_dvi2bp*readSigned(len));}
+void DVIReader::cmdDown (int len) {moveDown(_dvi2bp*readSigned(len));}
+void DVIReader::cmdX0 (int) {moveRight(_dviState.x);}
+void DVIReader::cmdY0 (int) {moveDown(_dviState.y);}
+void DVIReader::cmdW0 (int) {moveRight(_dviState.w);}
+void DVIReader::cmdZ0 (int) {moveDown(_dviState.z);}
+void DVIReader::cmdX (int len) {_dviState.x = _dvi2bp*readSigned(len); cmdX0(0);}
+void DVIReader::cmdY (int len) {_dviState.y = _dvi2bp*readSigned(len); cmdY0(0);}
+void DVIReader::cmdW (int len) {_dviState.w = _dvi2bp*readSigned(len); cmdW0(0);}
+void DVIReader::cmdZ (int len) {_dviState.z = _dvi2bp*readSigned(len); cmdZ0(0);}
+void DVIReader::cmdNop (int) {}
+
+
+/** Sets the text orientation (horizontal, vertical).
+ * This command is only available in DVI files of format 3 (created by pTeX) */
+void DVIReader::cmdDir (int) {
+ UInt8 wmode = readUnsigned(1);
+ if (wmode == 4) // yoko mode (4) equals default LR mode (0)
+ wmode = 0;
+ if (wmode == 2 || wmode > 3) {
+ ostringstream oss;
+ oss << "invalid writing mode value " << wmode << " (0, 1, or 3 expected)";
+ throw DVIException(oss.str());
+ }
+ _dviState.d = (WritingMode)wmode;
+ if (_actions)
+ _actions->setTextOrientation(_dviState.d != WMODE_LR);
+}
+
+
+void DVIReader::cmdXXX (int len) {
+ if (!_inPage)
+ throw DVIException("special outside of page");
+ UInt32 numBytes = readUnsigned(len);
+ string s = readString(numBytes);
+ if (_actions)
+ _actions->special(s, _dvi2bp);
+}
+
+
+/** Selects a previously defined font by its number.
+ * @param[in] num font number
+ * @throw DVIException if font number is undefined */
+void DVIReader::cmdFontNum0 (int num) {
+ if (Font *font = FontManager::instance().getFont(num)) {
+ _currFontNum = num;
+ if (_actions && !dynamic_cast<VirtualFont*>(font))
+ _actions->setFont(FontManager::instance().fontID(num), font); // all fonts get a recomputed ID
+ }
+ else {
+ ostringstream oss;
+ oss << "undefined font number " << num;
+ throw DVIException(oss.str());
+ }
+}
+
+
+/** Selects a previously defined font.
+ * @param[in] len size of font number variable (in bytes)
+ * @throw DVIException if font number is undefined */
+void DVIReader::cmdFontNum (int len) {
+ UInt32 num = readUnsigned(len);
+ cmdFontNum0(num);
+}
+
+
+/** Helper function to handle a font definition.
+ * @param[in] fontnum local font number
+ * @param[in] name font name
+ * @param[in] cs checksum to be compared with TFM checksum
+ * @param[in] ds design size in PS point units
+ * @param[in] ss scaled size in PS point units */
+void DVIReader::defineFont (UInt32 fontnum, const string &name, UInt32 cs, double ds, double ss) {
+ if (!_inPostamble) // only process font definitions collected in the postamble; skip all others
+ return;
+
+ FontManager &fm = FontManager::instance();
+ int id = fm.registerFont(fontnum, name, cs, ds, ss);
+ Font *font = fm.getFontById(id);
+ if (VirtualFont *vf = dynamic_cast<VirtualFont*>(font)) {
+ // read vf file, register its font and character definitions
+ fm.enterVF(vf);
+ ifstream ifs(vf->path(), ios::binary);
+ VFReader vfReader(ifs);
+ vfReader.replaceActions(this);
+ vfReader.executeAll();
+ fm.leaveVF();
+ }
+ if (_actions)
+ _actions->defineFont(id, font);
+}
+
+
+/** Defines a new font.
+ * @param[in] len size of font number variable (in bytes) */
+void DVIReader::cmdFontDef (int len) {
+ UInt32 fontnum = readUnsigned(len); // font number
+ UInt32 checksum = readUnsigned(4); // font checksum (to be compared with corresponding TFM checksum)
+ UInt32 ssize = readUnsigned(4); // scaled size of font in DVI units
+ UInt32 dsize = readUnsigned(4); // design size of font in DVI units
+ UInt32 pathlen = readUnsigned(1); // length of font path
+ UInt32 namelen = readUnsigned(1); // length of font name
+ readString(pathlen); // skip font path
+ string fontname = readString(namelen);
+
+ defineFont(fontnum, fontname, checksum, dsize*_dvi2bp, ssize*_dvi2bp);
+}
+
+
+/** This template method is called by the VFReader after reading a font definition from a VF file.
+ * @param[in] fontnum local font number
+ * @param[in] path path to font file
+ * @param[in] name font name
+ * @param[in] checksum checksum to be compared with TFM checksum
+ * @param[in] dsize design size in PS point units
+ * @param[in] ssize scaled size in PS point units */
+void DVIReader::defineVFFont (UInt32 fontnum, string path, string name, UInt32 checksum, double dsize, double ssize) {
+ if (VirtualFont *vf = FontManager::instance().getVF())
+ defineFont(fontnum, name, checksum, dsize, ssize * vf->scaleFactor());
+}
+
+
+/** This template method is called by the VFReader after reading a character definition from a VF file.
+ * @param[in] c character number
+ * @param[in] dvi DVI fragment describing the character */
+void DVIReader::defineVFChar (UInt32 c, vector<UInt8> *dvi) {
+ FontManager::instance().assignVfChar(c, dvi);
+}
+
+
+/** XDV extension: includes image or pdf file.
+ * parameters: box[1] matrix[4][6] p[2] len[2] path[l] */
+void DVIReader::cmdXPic (int) {
+ // just skip the parameters
+ readUnsigned(1); // box
+ for (int i=0; i < 6; i++) // matrix
+ readSigned(4);
+ readSigned(2); // page number
+ UInt16 len = readUnsigned(2);
+ readString(len); // path to image/pdf file
+}
+
+
+/** XDV extension: defines a native font */
+void DVIReader::cmdXFontDef (int) {
+ Int32 fontnum = readSigned(4);
+ double ptsize = _dvi2bp*readUnsigned(4);
+ UInt16 flags = readUnsigned(2);
+ UInt8 psname_len = readUnsigned(1);
+ UInt8 fmname_len = readUnsigned(1);
+ UInt8 stname_len = readUnsigned(1);
+ string fontname = readString(psname_len);
+ readString(fmname_len);
+ readString(stname_len);
+ FontStyle style;
+ Color color;
+ if (flags & 0x0100) { // vertical?
+ }
+ if (flags & 0x0200) { // colored?
+ // The font color must not interfere with color specials. If the font color is not black,
+ // all color specials should be ignored, i.e. glyphs of a non-black fonts have a fixed color
+ // that can't be changed by color specials.
+ UInt32 rgba = readUnsigned(4);
+ color.setRGB(UInt8(rgba >> 24), UInt8((rgba >> 16) & 0xff), UInt8((rgba >> 8) & 0xff));
+ }
+ if (flags & 0x1000) // extend?
+ style.extend = _dvi2bp*readSigned(4);
+ if (flags & 0x2000) // slant?
+ style.slant = _dvi2bp*readSigned(4);
+ if (flags & 0x4000) // embolden?
+ style.bold = _dvi2bp*readSigned(4);
+ if (flags & 0x0800) { // variations?
+ UInt16 num_variations = readSigned(2);
+ for (int i=0; i < num_variations; i++)
+ readUnsigned(4);
+ }
+ if (_inPage)
+ FontManager::instance().registerFont(fontnum, fontname, ptsize, style, color);
+}
+
+
+/** XDV extension: prints an array of characters where each character
+ * can take independent x and y coordinates.
+ * parameters: w[4] n[2] x[4][n] y[4][n] c[2][n] */
+void DVIReader::cmdXGlyphA (int) {
+ putGlyphArray(false);
+}
+
+/** XDV extension: prints an array/string of characters where each character
+ * can take independent x coordinates whereas all share a single y coordinate.
+ * parameters: w[4] n[2] x[4][n] y[4] c[2][n] */
+void DVIReader::cmdXGlyphS (int) {
+ putGlyphArray(true);
+}
+
+
+/** Implements the common functionality of cmdXGlyphA and cmdXGlyphS.
+ * @param[in] xonly indicates if the characters share a single y coordinate (xonly==true) */
+void DVIReader::putGlyphArray (bool xonly) {
+ double strwidth = _dvi2bp*readSigned(4);
+ UInt16 num_glyphs = readUnsigned(2);
+ vector<Int32> x(num_glyphs);
+ vector<Int32> y(num_glyphs);
+ for (int i=0; i < num_glyphs; i++) {
+ x[i] = readSigned(4);
+ y[i] = xonly ? 0 : readSigned(4);
+ }
+ if (!_actions)
+ seek(2*num_glyphs, ios::cur);
+ else {
+ if (Font *font = FontManager::instance().getFont(_currFontNum)) {
+ for (int i=0; i < num_glyphs; i++) {
+ UInt16 glyph_index = readUnsigned(2);
+ double xx = _dviState.h + x[i]*_dvi2bp + _tx;
+ double yy = _dviState.v + y[i]*_dvi2bp + _ty;
+ _actions->setChar(xx, yy, glyph_index, false, font);
+ }
+ }
+ }
+ moveRight(strwidth);
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIReader.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIReader.h
new file mode 100644
index 00000000000..ae77ac14750
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIReader.h
@@ -0,0 +1,144 @@
+/*************************************************************************
+** DVIReader.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_DVIREADER_H
+#define DVISVGM_DVIREADER_H
+
+#include <limits>
+#include <map>
+#include <stack>
+#include <string>
+#include "BasicDVIReader.h"
+#include "MessageException.h"
+#include "StreamReader.h"
+#include "VFActions.h"
+#include "types.h"
+
+
+struct DVIActions;
+
+class DVIReader : public BasicDVIReader, protected VFActions
+{
+ enum WritingMode {WMODE_LR=0, WMODE_TB=1, WMODE_BT=3};
+
+ struct DVIState
+ {
+ double h, v; ///< horizontal and vertical cursor position
+ double x, w, y, z; ///< additional registers to store horizontal (x, w) and vertical (y, z) positions
+ WritingMode d; ///< direction: 0: horizontal, 1: vertical(top->bottom), 3: vertical (bottom->top)
+ DVIState () {reset();}
+ void reset () {h = v = x = w = y = z = 0.0; d=WMODE_LR;}
+ };
+
+ public:
+ DVIReader (std::istream &is, DVIActions *a=0);
+
+ bool executeDocument ();
+ void executeAll ();
+ void executePreamble ();
+ void executePostamble ();
+ bool executePage (unsigned n);
+ bool inPostamble () const {return _inPostamble;}
+ double getXPos () const;
+ double getYPos () const;
+ void finishLine () {_prevYPos = std::numeric_limits<double>::min();}
+ void translateToX (double x) {_tx = x-_dviState.h-_tx;}
+ void translateToY (double y) {_ty = y-_dviState.v-_ty;}
+ double getPageWidth () const {return _pageWidth;}
+ double getPageHeight () const {return _pageHeight;}
+ int getStackDepth () const {return _stateStack.size();}
+ int getCurrentFontNumber () const {return _currFontNum;}
+ unsigned getCurrentPageNumber () const {return _currPageNum;}
+ unsigned numberOfPages () const {return _bopOffsets.empty() ? 0 : _bopOffsets.size()-1;}
+ DVIActions* getActions () const {return _actions;}
+ DVIActions* replaceActions (DVIActions *a);
+
+ protected:
+ void collectBopOffsets ();
+ size_t numberOfPageBytes (int n) const {return _bopOffsets.size() > 1 ? _bopOffsets[n+1]-_bopOffsets[n] : 0;}
+ int executeCommand ();
+ void moveRight (double dx);
+ void moveDown (double dy);
+ void putChar (UInt32 c, bool moveCursor);
+ void putGlyphArray (bool xonly);
+ void defineFont (UInt32 fontnum, const std::string &name, UInt32 cs, double ds, double ss);
+ virtual void beginPage (unsigned pageno, Int32 *c) {}
+ virtual void endPage (unsigned pageno) {}
+
+ // VFAction methods
+ void defineVFFont (UInt32 fontnum, std::string path, std::string name, UInt32 checksum, double dsize, double ssize);
+ void defineVFChar (UInt32 c, std::vector<UInt8> *dvi);
+
+ // the following methods represent the DVI commands
+ // they are called by executeCommand and should not be used directly
+ void cmdSetChar0 (int c);
+ void cmdSetChar (int len);
+ void cmdPutChar (int len);
+ void cmdSetRule (int len);
+ void cmdPutRule (int len);
+ void cmdNop (int len);
+ void cmdBop (int len);
+ void cmdEop (int len);
+ void cmdPush (int len);
+ void cmdPop (int len);
+ void cmdDir (int len);
+ void cmdRight (int len);
+ void cmdDown (int len);
+ void cmdX0 (int len);
+ void cmdY0 (int len);
+ void cmdW0 (int len);
+ void cmdZ0 (int len);
+ void cmdX (int len);
+ void cmdY (int len);
+ void cmdW (int len);
+ void cmdZ (int len);
+ void cmdFontDef (int len);
+ void cmdFontNum0 (int n);
+ void cmdFontNum (int len);
+ void cmdXXX (int len);
+ void cmdPre (int len);
+ void cmdPost (int len);
+ void cmdPostPost (int len);
+ void cmdXPic (int len);
+ void cmdXFontDef (int len);
+ void cmdXGlyphA (int len);
+ void cmdXGlyphS (int len);
+
+ private:
+ DVIActions *_actions; ///< actions to be performed on various DVI events
+ bool _inPage; ///< true if between bop and eop
+ unsigned _currPageNum; ///< current page number (1 is first page)
+ int _currFontNum; ///< current font number
+ double _dvi2bp; ///< factor to convert dvi units to PS points
+ UInt32 _mag; ///< magnification factor * 1000
+ bool _inPostamble; ///< true if stream pointer is inside the postamble
+ double _pageHeight, _pageWidth; ///< page height and width in PS points
+ DVIState _dviState; ///< current cursor position
+ std::stack<DVIState> _stateStack;
+ std::vector<UInt32> _bopOffsets;
+ double _prevYPos; ///< previous vertical cursor position
+ double _tx, _ty; ///< tranlation of cursor position
+ std::streampos _pagePos; ///< distance of current DVI command from bop (in bytes)
+
+ public:
+ static bool COMPUTE_PROGRESS; ///< if true, an action to handle the progress ratio of a page is triggered
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIToSVG.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIToSVG.cpp
new file mode 100644
index 00000000000..00becb10aeb
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIToSVG.cpp
@@ -0,0 +1,340 @@
+/*************************************************************************
+** DVIToSVG.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cstdlib>
+#include <ctime>
+#include <fstream>
+#include <set>
+#include <sstream>
+#include "Calculator.h"
+#include "DVIToSVG.h"
+#include "DVIToSVGActions.h"
+#include "Font.h"
+#include "FontManager.h"
+#include "FileFinder.h"
+#include "GlyphTracerMessages.h"
+#include "InputBuffer.h"
+#include "InputReader.h"
+#include "Matrix.h"
+#include "Message.h"
+#include "PageRanges.h"
+#include "PageSize.h"
+#include "SVGOutput.h"
+//
+///////////////////////////////////
+// special handlers
+
+#include "BgColorSpecialHandler.h"
+#include "ColorSpecialHandler.h"
+#include "DvisvgmSpecialHandler.h"
+#include "EmSpecialHandler.h"
+#include "PdfSpecialHandler.h"
+#include "HtmlSpecialHandler.h"
+#ifndef HAVE_LIBGS
+ #include "NoPsSpecialHandler.h"
+#endif
+#ifndef DISABLE_GS
+ #include "PsSpecialHandler.h"
+#endif
+#include "TpicSpecialHandler.h"
+#include "PreScanDVIReader.h"
+
+///////////////////////////////////
+
+using namespace std;
+
+
+/** 'a': trace all glyphs even if some of them are already cached
+ * 'm': trace missing glyphs, i.e. glyphs not yet cached
+ * 0 : only trace actually required glyphs */
+char DVIToSVG::TRACE_MODE = 0;
+
+
+DVIToSVG::DVIToSVG (istream &is, SVGOutputBase &out) : DVIReader(is), _out(out)
+{
+ replaceActions(new DVIToSVGActions(*this, _svg));
+}
+
+
+DVIToSVG::~DVIToSVG () {
+ delete replaceActions(0);
+}
+
+
+/** Starts the conversion process.
+ * @param[in] first number of first page to convert
+ * @param[in] last number of last page to convert
+ * @param[out] pageinfo (number of converted pages, number of total pages) */
+void DVIToSVG::convert (unsigned first, unsigned last, pair<int,int> *pageinfo) {
+ if (first > last)
+ swap(first, last);
+ if (first > numberOfPages()) {
+ ostringstream oss;
+ oss << "file contains only " << numberOfPages() << " page";
+ if (numberOfPages() > 1)
+ oss << 's';
+ throw DVIException(oss.str());
+ }
+ last = min(last, numberOfPages());
+
+ for (unsigned i=first; i <= last; ++i) {
+ executePage(i);
+ _svg.removeRedundantElements();
+ embedFonts(_svg.rootNode());
+ _svg.write(_out.getPageStream(getCurrentPageNumber(), numberOfPages()));
+ string fname = _out.filename(i, numberOfPages());
+ Message::mstream(false, Message::MC_PAGE_WRITTEN) << "\npage written to " << (fname.empty() ? "<stdout>" : fname) << '\n';
+ _svg.reset();
+ static_cast<DVIToSVGActions*>(getActions())->reset();
+ }
+ if (pageinfo) {
+ pageinfo->first = last-first+1;
+ pageinfo->second = numberOfPages();
+ }
+}
+
+
+/** Convert DVI pages specified by a page range string.
+ * @param[in] rangestr string describing the pages to convert
+ * @param[out] pageinfo (number of converted pages, number of total pages) */
+void DVIToSVG::convert (const string &rangestr, pair<int,int> *pageinfo) {
+ PageRanges ranges;
+ if (!ranges.parse(rangestr, numberOfPages()))
+ throw MessageException("invalid page range format");
+
+ Message::mstream(false, Message::MC_PAGE_NUMBER) << "pre-processing DVI file (format " << getDVIFormat() << ")\n";
+ if (DVIToSVGActions *actions = dynamic_cast<DVIToSVGActions*>(getActions())) {
+ PreScanDVIReader prescan(getInputStream(), actions);
+ actions->setDVIReader(prescan);
+ prescan.executeAllPages();
+ actions->setDVIReader(*this);
+ SpecialManager::instance().notifyPreprocessingFinished();
+ }
+
+ FORALL(ranges, PageRanges::ConstIterator, it)
+ convert(it->first, it->second);
+ if (pageinfo) {
+ pageinfo->first = ranges.numberOfPages();
+ pageinfo->second = numberOfPages();
+ }
+}
+
+
+/** This template method is called by parent class DVIReader before
+ * executing the BOP actions.
+ * @param[in] pageno physical page number (1 = first page)
+ * @param[in] c contains information about the page (page number etc.) */
+void DVIToSVG::beginPage (unsigned pageno, Int32 *c) {
+ if (dynamic_cast<DVIToSVGActions*>(getActions())) {
+ Message::mstream().indent(0);
+ Message::mstream(false, Message::MC_PAGE_NUMBER) << "processing page " << pageno;
+ if (pageno != (unsigned)c[0]) // Does page number shown on page differ from physical page number?
+ Message::mstream(false) << " [" << c[0] << ']';
+ Message::mstream().indent(1);
+ _svg.appendToDoc(new XMLCommentNode(" This file was generated by dvisvgm " VERSION " "));
+ }
+}
+
+
+/** This template method is called by parent class DVIReader before
+ * executing the EOP actions. */
+void DVIToSVG::endPage (unsigned pageno) {
+ if (!dynamic_cast<DVIToSVGActions*>(getActions()))
+ return;
+
+ SpecialManager::instance().notifyEndPage(pageno);
+ // set bounding box and apply page transformations
+ BoundingBox &bbox = getActions()->bbox();
+ bbox.unlock();
+ Matrix matrix;
+ getPageTransformation(matrix);
+ static_cast<DVIToSVGActions*>(getActions())->setPageMatrix(matrix);
+ if (_bboxString == "min")
+ bbox.transform(matrix);
+ if (string("dvi none min").find(_bboxString) == string::npos) {
+ istringstream iss(_bboxString);
+ StreamInputReader ir(iss);
+ ir.skipSpace();
+ if (isalpha(ir.peek())) {
+ // set explicitly given page format
+ PageSize size(_bboxString);
+ if (size.valid()) {
+ // convention: DVI position (0,0) equals (1in, 1in) relative
+ // to the upper left vertex of the page (see DVI specification)
+ const double border = -72;
+ bbox = BoundingBox(border, border, size.widthInBP()+border, size.heightInBP()+border);
+ }
+ }
+ else { // set/modify bounding box by explicitly given values
+ try {
+ bbox.set(_bboxString);
+ }
+ catch (const MessageException &e) {
+ }
+ }
+ }
+ else if (_bboxString == "dvi") {
+ // center page content
+ double dx = (getPageWidth()-bbox.width())/2;
+ double dy = (getPageHeight()-bbox.height())/2;
+ bbox += BoundingBox(-dx, -dy, dx, dy);
+ }
+ if (_bboxString != "none") {
+ if (bbox.width() == 0)
+ Message::wstream(false) << "\npage is empty\n";
+ else {
+ _svg.setBBox(bbox);
+
+ const double bp2pt = 72.27/72;
+ const double bp2mm = 25.4/72;
+ Message::mstream(false) << '\n';
+ Message::mstream(false, Message::MC_PAGE_SIZE) << "page size: " << XMLString(bbox.width()*bp2pt) << "pt"
+ " x " << XMLString(bbox.height()*bp2pt) << "pt"
+ " (" << XMLString(bbox.width()*bp2mm) << "mm"
+ " x " << XMLString(bbox.height()*bp2mm) << "mm)";
+ Message::mstream(false) << '\n';
+ }
+ }
+}
+
+
+void DVIToSVG::getPageTransformation(Matrix &matrix) const {
+ if (_transCmds.empty())
+ matrix.set(1); // unity matrix
+ else {
+ Calculator calc;
+ if (getActions()) {
+ const double bp2pt = 72.27/72;
+ BoundingBox &bbox = getActions()->bbox();
+ calc.setVariable("ux", bbox.minX()*bp2pt);
+ calc.setVariable("uy", bbox.minY()*bp2pt);
+ calc.setVariable("w", bbox.width()*bp2pt);
+ calc.setVariable("h", bbox.height()*bp2pt);
+ }
+ calc.setVariable("pt", 1);
+ calc.setVariable("in", 72.27);
+ calc.setVariable("cm", 72.27/2.54);
+ calc.setVariable("mm", 72.27/25.4);
+ matrix.set(_transCmds, calc);
+ }
+}
+
+
+static void collect_chars (map<const Font*, set<int> > &fm) {
+ typedef const map<const Font*, set<int> > UsedCharsMap;
+ FORALL(fm, UsedCharsMap::const_iterator, it) {
+ if (it->first->uniqueFont() != it->first) {
+ FORALL(it->second, set<int>::const_iterator, cit)
+ fm[it->first->uniqueFont()].insert(*cit);
+ }
+ }
+}
+
+
+/** Adds the font information to the SVG tree.
+ * @param[in] svgElement the font nodes are added to this node */
+void DVIToSVG::embedFonts (XMLElementNode *svgElement) {
+ if (!svgElement)
+ return;
+ if (!getActions()) // no dvi actions => no chars written => no fonts to embed
+ return;
+
+ typedef map<const Font*, set<int> > UsedCharsMap;
+ const DVIToSVGActions *svgActions = static_cast<DVIToSVGActions*>(getActions());
+ UsedCharsMap &usedChars = svgActions->getUsedChars();
+
+ collect_chars(usedChars);
+
+ GlyphTracerMessages messages;
+ set<const Font*> tracedFonts; // collect unique fonts already traced
+ FORALL(usedChars, UsedCharsMap::const_iterator, it) {
+ const Font *font = it->first;
+ if (const PhysicalFont *ph_font = dynamic_cast<const PhysicalFont*>(font)) {
+ // Check if glyphs should be traced. Only trace the glyphs of unique fonts, i.e.
+ // avoid retracing the same glyphs again if they are referenced in various sizes.
+ if (TRACE_MODE != 0 && tracedFonts.find(ph_font->uniqueFont()) == tracedFonts.end()) {
+ ph_font->traceAllGlyphs(TRACE_MODE == 'a', &messages);
+ tracedFonts.insert(ph_font->uniqueFont());
+ }
+ if (font->path()) // does font file exist?
+ _svg.append(*ph_font, it->second, &messages);
+ else
+ Message::wstream(true) << "can't embed font '" << font->name() << "'\n";
+ }
+ else
+ Message::wstream(true) << "can't embed font '" << font->name() << "'\n";
+ }
+ _svg.appendFontStyles(svgActions->getUsedFonts());
+}
+
+
+/** Enables or disables processing of specials. If ignorelist == 0, all
+ * supported special handlers are loaded. To disable selected sets of specials,
+ * the corresponding prefixes can be given separated by non alpha-numeric characters,
+ * e.g. "color, ps, em" or "color: ps em" etc.
+ * A single "*" in the ignore list disables all specials.
+ * @param[in] ignorelist list of special prefixes to ignore
+ * @param[in] pswarning if true, shows warning about disabled PS support
+ * @return the SpecialManager that handles special statements */
+void DVIToSVG::setProcessSpecials (const char *ignorelist, bool pswarning) {
+ if (ignorelist && strcmp(ignorelist, "*") == 0) { // ignore all specials?
+ SpecialManager::instance().unregisterHandlers();
+ }
+ else {
+ // add special handlers
+ SpecialHandler *handlers[] = {
+ 0, // placeholder for PsSpecialHandler
+ new BgColorSpecialHandler, // handles background color special
+ new ColorSpecialHandler, // handles color specials
+ new DvisvgmSpecialHandler, // handles raw SVG embeddings
+ new EmSpecialHandler, // handles emTeX specials
+ new HtmlSpecialHandler, // handles hyperref specials
+ new PdfSpecialHandler, // handles pdf specials
+ new TpicSpecialHandler, // handles tpic specials
+ 0
+ };
+ SpecialHandler **p = handlers;
+#ifndef DISABLE_GS
+ if (Ghostscript().available())
+ *p = new PsSpecialHandler;
+ else
+#endif
+ {
+#ifndef HAVE_LIBGS
+ *p = new NoPsSpecialHandler; // dummy PS special handler that only prints warning messages
+ if (pswarning) {
+#ifdef DISABLE_GS
+ Message::wstream() << "processing of PostScript specials has been disabled permanently\n";
+#else
+ Message::wstream() << "processing of PostScript specials is disabled (Ghostscript not found)\n";
+#endif
+ }
+#endif
+ }
+ SpecialManager::instance().unregisterHandlers();
+ SpecialManager::instance().registerHandlers(p, ignorelist);
+ }
+}
+
+
+string DVIToSVG::getSVGFilename (unsigned pageno) const {
+ return _out.filename(pageno, numberOfPages());
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIToSVG.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIToSVG.h
new file mode 100644
index 00000000000..9e3f5d659ca
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIToSVG.h
@@ -0,0 +1,63 @@
+/*************************************************************************
+** DVIToSVG.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_DVITOSVG_H
+#define DVISVGM_DVITOSVG_H
+
+#include <iostream>
+#include <string>
+#include <utility>
+#include "DVIReader.h"
+#include "SpecialManager.h"
+#include "SVGTree.h"
+
+class Matrix;
+struct SVGOutputBase;
+
+class DVIToSVG : public DVIReader
+{
+ public:
+ DVIToSVG (std::istream &is, SVGOutputBase &out);
+ ~DVIToSVG ();
+ void convert (const std::string &range, std::pair<int,int> *pageinfo=0);
+ void setPageSize (const std::string &name) {_bboxString = name;}
+ void setPageTransformation (const std::string &cmds) {_transCmds = cmds;}
+ void getPageTransformation (Matrix &matrix) const;
+ std::string getSVGFilename (unsigned pageno) const;
+ static void setProcessSpecials (const char *ignorelist=0, bool pswarning=false);
+
+ public:
+ static char TRACE_MODE;
+
+ protected:
+ DVIToSVG (const DVIToSVG &);
+ void convert (unsigned firstPage, unsigned lastPage, std::pair<int,int> *pageinfo=0);
+ void beginPage (unsigned pageno, Int32 *c);
+ void endPage (unsigned pageno);
+ void embedFonts (XMLElementNode *svgElement);
+
+ private:
+ SVGTree _svg;
+ SVGOutputBase &_out;
+ std::string _bboxString;
+ std::string _transCmds;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIToSVGActions.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIToSVGActions.cpp
new file mode 100644
index 00000000000..adf4ebe549d
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIToSVGActions.cpp
@@ -0,0 +1,368 @@
+/*************************************************************************
+** DVIToSVGActions.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cstring>
+#include <ctime>
+#include "BoundingBox.h"
+#include "DVIToSVG.h"
+#include "DVIToSVGActions.h"
+#include "Font.h"
+#include "FontManager.h"
+#include "GlyphTracerMessages.h"
+#include "SpecialManager.h"
+#include "System.h"
+#include "XMLNode.h"
+#include "XMLString.h"
+
+
+using namespace std;
+
+
+DVIToSVGActions::DVIToSVGActions (DVIToSVG &dvisvg, SVGTree &svg)
+ : _svg(svg), _dvireader(&dvisvg), _pageMatrix(0), _bgcolor(Color::TRANSPARENT), _boxes(0)
+{
+ _currentFontNum = -1;
+ _pageCount = 0;
+}
+
+
+DVIToSVGActions::~DVIToSVGActions () {
+ delete _pageMatrix;
+ delete _boxes;
+}
+
+
+void DVIToSVGActions::reset() {
+ _usedChars.clear();
+ _usedFonts.clear();
+ _bbox = BoundingBox();
+ _currentFontNum = -1;
+ _bgcolor = Color::TRANSPARENT;
+}
+
+
+void DVIToSVGActions::setPageMatrix (const Matrix &matrix) {
+ delete _pageMatrix;
+ _pageMatrix = new Matrix(matrix);
+}
+
+
+void DVIToSVGActions::moveToX (double x) {
+ SpecialManager::instance().notifyPositionChange(getX(), getY());
+ _svg.setX(x);
+}
+
+
+void DVIToSVGActions::moveToY (double y) {
+ SpecialManager::instance().notifyPositionChange(getX(), getY());
+ _svg.setY(y);
+}
+
+
+string DVIToSVGActions::getSVGFilename (unsigned pageno) const {
+ if (DVIToSVG *dvi2svg = dynamic_cast<DVIToSVG*>(_dvireader))
+ return dvi2svg->getSVGFilename(pageno);
+ return "";
+}
+
+
+/** This method is called when a "set char" command was found in the DVI file.
+ * It draws a character of the current font.
+ * @param[in] x horizontal position of left bounding box edge
+ * @param[in] y vertical position of the character's baseline
+ * @param[in] c character code relative to the current font
+ * @param[in] vertical true if we're in vertical mode
+ * @param[in] font font to be used */
+void DVIToSVGActions::setChar (double x, double y, unsigned c, bool vertical, const Font *font) {
+ // If we use SVG fonts there is no need to record all font name/char/size combinations
+ // because the SVG font mechanism handles this automatically. It's sufficient to
+ // record font names and chars. The various font sizes can be ignored here.
+ // For a given font object, Font::uniqueFont() returns the same unique font object for
+ // all fonts with the same name.
+ _usedChars[SVGTree::USE_FONTS ? font->uniqueFont() : font].insert(c);
+
+ // However, we record all required fonts
+ _usedFonts.insert(font);
+ _svg.appendChar(c, x, y, *font);
+
+ static string fontname;
+ GlyphTracerMessages callback(fontname != font->name(), false);
+ fontname = font->name();
+
+ BoundingBox charbox;
+ GlyphMetrics metrics;
+ font->getGlyphMetrics(c, vertical, metrics);
+ const PhysicalFont* pf = dynamic_cast<const PhysicalFont*>(font);
+ if (PhysicalFont::EXACT_BBOX && pf) {
+ GlyphMetrics exact_metrics;
+ pf->getExactGlyphBox(c, exact_metrics, vertical, &callback);
+ if (vertical) {
+ // move top of bbox to upper margin of glyph (just an approximation yet)
+ y += (metrics.d-exact_metrics.h-exact_metrics.d)/2;
+ }
+ metrics = exact_metrics;
+ }
+ BoundingBox bbox(x-metrics.wl, y-metrics.h, x+metrics.wr, y+metrics.d);
+
+ // update bounding box
+ if (!getMatrix().isIdentity())
+ bbox.transform(getMatrix());
+ embed(bbox);
+#if 0
+ XMLElementNode *rect = new XMLElementNode("rect");
+ rect->addAttribute("x", x-metrics.wl);
+ rect->addAttribute("y", y-metrics.h);
+ rect->addAttribute("width", metrics.wl+metrics.wr);
+ rect->addAttribute("height", metrics.h+metrics.d);
+ rect->addAttribute("fill", "none");
+ rect->addAttribute("stroke", "red");
+ rect->addAttribute("stroke-width", "0.5");
+ _svg.appendToPage(rect);
+ if (metrics.d > 0) {
+ XMLElementNode *line = new XMLElementNode("line");
+ line->addAttribute("x1", x-metrics.wl);
+ line->addAttribute("y1", y);
+ line->addAttribute("x2", x+metrics.wr);
+ line->addAttribute("y2", y);
+ line->addAttribute("stroke", "blue");
+ line->addAttribute("stroke-width", "0.5");
+ _svg.appendToPage(line);
+ }
+ if (metrics.wl > 0) {
+ XMLElementNode *line = new XMLElementNode("line");
+ line->addAttribute("x1", x);
+ line->addAttribute("y1", y-metrics.h);
+ line->addAttribute("x2", x);
+ line->addAttribute("y2", y+metrics.d);
+ line->addAttribute("stroke", "blue");
+ line->addAttribute("stroke-width", "0.5");
+ _svg.appendToPage(line);
+ }
+#endif
+}
+
+
+/** This method is called when a "set rule" or "put rule" command was found in the
+ * DVI file. It draws a solid unrotated rectangle.
+ * @param[in] x horizontal position of left edge
+ * @param[in] y vertical position of bottom(!) edge
+ * @param[in] height length of the vertical edges
+ * @param[in] width length of the horizontal edges */
+void DVIToSVGActions::setRule (double x, double y, double height, double width) {
+ // (x,y) is the lower left corner of the rectangle
+ XMLElementNode *rect = new XMLElementNode("rect");
+ rect->addAttribute("x", x);
+ rect->addAttribute("y", y-height);
+ rect->addAttribute("height", height);
+ rect->addAttribute("width", width);
+ if (!getMatrix().isIdentity())
+ rect->addAttribute("transform", getMatrix().getSVG());
+ if (getColor() != Color::BLACK)
+ rect->addAttribute("fill", _svg.getColor().rgbString());
+ _svg.appendToPage(rect);
+
+ // update bounding box
+ BoundingBox bb(x, y-height, x+width, y);
+ if (!getMatrix().isIdentity())
+ bb.transform(getMatrix());
+ embed(bb);
+}
+
+
+/** This method is called when a "set font" command was found in the DVI file. The
+ * font must be previously defined.
+ * @param[in] num unique number of the font in the DVI file (not necessarily equal to the DVI font number)
+ * @param[in] font pointer to the font object (always represents a physical font and never a virtual font) */
+void DVIToSVGActions::setFont (int num, const Font *font) {
+ _currentFontNum = num;
+ _svg.setFont(num, font);
+}
+
+
+/** This method is called when a "special" command was found in the DVI file.
+ * @param[in] spc the special expression
+ * @param[in] dvi2bp factor to scale DVI units to PS points
+ * @param[in] preprocessing if true, the DVI file is being pre-processed */
+void DVIToSVGActions::special (const string &spc, double dvi2bp, bool preprocessing) {
+ try {
+ if (preprocessing)
+ SpecialManager::instance().preprocess(spc, this);
+ else
+ SpecialManager::instance().process(spc, dvi2bp, this);
+ // @@ output message in case of unsupported specials?
+ }
+ catch (const SpecialException &e) {
+ Message::estream(true) << "error in special: " << e.what() << '\n';
+ }
+}
+
+
+/** This method is called when the DVI preamble was read
+ * @param[in] cmt preamble comment text. */
+void DVIToSVGActions::preamble (const string &cmt) {
+}
+
+
+void DVIToSVGActions::postamble () {
+}
+
+
+/** This method is called when a "begin of page (bop)" command was found in the DVI file.
+ * @param[in] pageno physical page number
+ * @param[in] c array with 10 components representing \\count0 ... \\count9. c[0] contains the
+ * current (printed) page number (may differ from page count) */
+void DVIToSVGActions::beginPage (unsigned pageno, Int32 *c) {
+ _svg.newPage(++_pageCount);
+ _bbox = BoundingBox(); // clear bounding box
+ if (_boxes)
+ _boxes->clear();
+}
+
+
+/** This method is called when an "end of page (eop)" command was found in the DVI file. */
+void DVIToSVGActions::endPage (unsigned pageno) {
+ _svg.transformPage(_pageMatrix);
+ if (_bgcolor != Color::TRANSPARENT) {
+ // create a rectangle filled with the background color
+ XMLElementNode *r = new XMLElementNode("rect");
+ r->addAttribute("x", _bbox.minX());
+ r->addAttribute("y", _bbox.minY());
+ r->addAttribute("width", _bbox.width());
+ r->addAttribute("height", _bbox.height());
+ r->addAttribute("fill", _bgcolor.rgbString());
+ _svg.prependToPage(r);
+ }
+}
+
+
+void DVIToSVGActions::setBgColor (const Color &color) {
+ _bgcolor = color;
+}
+
+
+void DVIToSVGActions::embed(const BoundingBox& bbox) {
+ _bbox.embed(bbox);
+ if (_boxes) {
+ FORALL(*_boxes, BoxMap::iterator, it)
+ it->second.embed(bbox);
+ }
+}
+
+
+void DVIToSVGActions::embed(const DPair& p, double r) {
+ if (r == 0)
+ _bbox.embed(p);
+ else
+ _bbox.embed(p, r);
+ if (_boxes)
+ FORALL(*_boxes, BoxMap::iterator, it)
+ it->second.embed(p, r);
+}
+
+
+BoundingBox& DVIToSVGActions::bbox(const string& name, bool reset) {
+ if (!_boxes)
+ _boxes = new BoxMap;
+ BoundingBox &box = (*_boxes)[name];
+ if (reset)
+ box = BoundingBox();
+ return box;
+}
+
+
+/** This method is called by subprocesses like the PS handler when
+ * a computation step has finished. Since the total number of steps
+ * can't be determined in advance, we don't show a percent value but
+ * a rotating dash. */
+void DVIToSVGActions::progress (const char *id) {
+ if (PROGRESSBAR_DELAY < 1000) {
+ static double time=0;
+ // slow down updating of the progress indicator to prevent flickering
+ if (System::time() - time > 0.1) {
+ progress(0, 0, id);
+ time = System::time();
+ }
+ }
+}
+
+
+/** Returns the number of digits of a given integer. */
+static int digits (int n) {
+ if (n == 0)
+ return 1;
+ if (n > 0)
+ return int(log10(double(n))+1);
+ return int(log10(double(-n))+2);
+}
+
+
+/** Draws a simple progress indicator.
+ * @param[in] current current iteration step (of 'total' steps)
+ * @param[in] total total number of iteration steps
+ * @param[in] id ID of the subprocess providing the information */
+void DVIToSVGActions::progress (size_t current, size_t total, const char *id) {
+ static double time=0;
+ static bool draw=false; // show progress indicator?
+ static const char *prev_id=0;
+ if (current == 0 && total > 0) {
+ time = System::time();
+ draw = false;
+ Message::mstream() << '\n';
+ }
+ // don't show the progress indicator before the given time has elapsed
+ if (!draw && System::time()-time > PROGRESSBAR_DELAY) {
+ draw = true;
+ Terminal::cursor(false);
+ }
+ if (draw && (System::time() - time > 0.1 || (total > 0 && current == total) || prev_id != id)) {
+ static int step = -1; // >=0: rotating dash
+ static size_t prev_current=0, prev_total=1;
+ const char *tips = "-\\|/";
+ if (total == 0) {
+ current = prev_current;
+ total = prev_total;
+ step = (step+1) % 4;
+ }
+ else {
+ prev_current = current;
+ prev_total = total;
+ step = -1;
+ }
+ // adapt length of progress indicator to terminal width
+ int cols = Terminal::columns();
+ int width = (cols == 0 || cols > 60) ? 50 : 49-60+cols;
+ double factor = double(current)/double(total);
+ int length = int(width*factor);
+ Message::mstream(false, Message::MC_PROGRESS)
+ << '[' << string(length, '=')
+ << (factor < 1.0 ? (step < 0 ? ' ' : tips[step]) : '=')
+ << string(width-length, ' ')
+ << "] " << string(3-digits(int(100*factor)), ' ') << int(100*factor)
+ << "%\r";
+ // overprint indicator when finished
+ if (factor == 1.0) {
+ Message::estream().clearline();
+ Terminal::cursor(true);
+ }
+ time = System::time();
+ prev_id = id;
+ }
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIToSVGActions.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIToSVGActions.h
new file mode 100644
index 00000000000..873f104550a
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DVIToSVGActions.h
@@ -0,0 +1,105 @@
+/*************************************************************************
+** DVIToSVGActions.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_DVITOSVGACTIONS_H
+#define DVISVGM_DVITOSVGACTIONS_H
+
+#include <map>
+#include <set>
+#include "BoundingBox.h"
+#include "DVIActions.h"
+#include "Matrix.h"
+#include "SpecialActions.h"
+#include "SpecialManager.h"
+#include "SVGTree.h"
+#include "DVIReader.h"
+
+
+class DVIToSVG;
+struct FileFinder;
+struct Font;
+struct XMLNode;
+
+class DVIToSVGActions : public DVIActions, public SpecialActions
+{
+ typedef std::map<const Font*, std::set<int> > CharMap;
+ typedef std::set<const Font*> FontSet;
+ typedef std::map<std::string,BoundingBox> BoxMap;
+
+ public:
+ DVIToSVGActions (DVIToSVG &dvisvg, SVGTree &svg);
+ ~DVIToSVGActions ();
+ void reset ();
+ void setChar (double x, double y, unsigned c, bool vertical, const Font *f);
+ void setRule (double x, double y, double height, double width);
+ void setBgColor (const Color &color);
+ void setColor (const Color &color) {_svg.setColor(color);}
+ void setMatrix (const Matrix &m) {_svg.setMatrix(m);}
+ const Matrix& getMatrix () const {return _svg.getMatrix();}
+ void getPageTransform (Matrix &matrix) const {_dvireader->getPageTransformation(matrix);}
+ Color getColor () const {return _svg.getColor();}
+ int getDVIStackDepth() const {return _dvireader->getStackDepth();}
+ unsigned getCurrentPageNumber() const {return _dvireader->getCurrentPageNumber();}
+ void appendToPage (XMLNode *node) {_svg.appendToPage(node);}
+ void appendToDefs (XMLNode *node) {_svg.appendToDefs(node);}
+ void prependToPage (XMLNode *node) {_svg.prependToPage(node);}
+ void pushContextElement (XMLElementNode *node) {_svg.pushContextElement(node);}
+ void popContextElement () {_svg.popContextElement();}
+ void setTextOrientation(bool vertical) {_svg.setVertical(vertical);}
+ void moveToX (double x);
+ void moveToY (double y);
+ void setFont (int num, const Font *font);
+ void special (const std::string &spc, double dvi2bp, bool preprocessing=false);
+ void preamble (const std::string &cmt);
+ void postamble ();
+ void beginPage (unsigned pageno, Int32 *c);
+ void endPage (unsigned pageno);
+ void progress (size_t current, size_t total, const char *id=0);
+ void progress (const char *id);
+ CharMap& getUsedChars () const {return _usedChars;}
+ const FontSet& getUsedFonts () const {return _usedFonts;}
+ void setDVIReader (BasicDVIReader &r) {_dvireader = &r;}
+ void setPageMatrix (const Matrix &tm);
+ double getX() const {return _dvireader->getXPos();}
+ double getY() const {return _dvireader->getYPos();}
+ void setX (double x) {_dvireader->translateToX(x); _svg.setX(x);}
+ void setY (double y) {_dvireader->translateToY(y); _svg.setY(y);}
+ void finishLine () {_dvireader->finishLine();}
+ BoundingBox& bbox () {return _bbox;}
+ BoundingBox& bbox (const std::string &name, bool reset=false);
+ void embed (const BoundingBox &bbox);
+ void embed (const DPair &p, double r=0);
+ std::string getSVGFilename (unsigned pageno) const;
+
+ private:
+ SVGTree &_svg;
+ BasicDVIReader *_dvireader;
+ BoundingBox _bbox;
+ int _pageCount;
+ int _currentFontNum;
+ mutable CharMap _usedChars;
+ FontSet _usedFonts;
+ Matrix *_pageMatrix; // transformation of whole page
+ Color _bgcolor;
+ BoxMap *_boxes;
+};
+
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DependencyGraph.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DependencyGraph.h
new file mode 100644
index 00000000000..e00a68ffbd1
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DependencyGraph.h
@@ -0,0 +1,122 @@
+/*************************************************************************
+** DependencyGraph.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+
+#ifndef DEPENDENCYGRAPH_H
+#define DEPENDENCYGRAPH_H
+
+#include <map>
+#include <vector>
+
+template <typename T>
+class DependencyGraph
+{
+ struct GraphNode {
+ typedef typename std::vector<GraphNode*> Dependees;
+ typedef typename Dependees::iterator Iterator;
+
+ GraphNode (const T &k) : key(k), dependent(0) {}
+
+ void addDependee (GraphNode *node) {
+ if (node) {
+ node->dependent = this;
+ dependees.push_back(node);
+ }
+ }
+
+ void deleteDependentsAndSelf () {
+ if (dependent)
+ dependent->deleteDependentsAndSelf();
+ for (typename Dependees::iterator it = dependees.begin(); it != dependees.end(); ++it)
+ (*it)->dependent = 0;
+ delete this;
+ }
+
+ T key;
+ GraphNode *dependent;
+ Dependees dependees;
+ };
+
+ typedef std::map<T, GraphNode*> NodeMap;
+
+ public:
+ ~DependencyGraph() {
+ for (typename NodeMap::iterator it=_nodeMap.begin(); it != _nodeMap.end(); ++it)
+ delete it->second;
+ }
+
+ void insert (const T &key) {
+ if (!contains(key))
+ _nodeMap[key] = new GraphNode(key);
+ }
+
+ void insert (const T &depKey, const T &key) {
+ if (contains(key))
+ return;
+ typename NodeMap::iterator it = _nodeMap.find(depKey);
+ if (it != _nodeMap.end()) {
+ GraphNode *node = new GraphNode(key);
+ it->second->addDependee(node);
+ _nodeMap[key] = node;
+ }
+ }
+
+ void removeDependencyPath (const T &key) {
+ typename NodeMap::iterator it = _nodeMap.find(key);
+ if (it != _nodeMap.end()) {
+ GraphNode *startNode = it->second;
+ for (GraphNode *node=startNode; node; node=node->dependent)
+ _nodeMap.erase(node->key);
+ startNode->deleteDependentsAndSelf();
+ }
+ }
+
+ void getKeys (std::vector<T> &keys) const {
+ for (typename NodeMap::const_iterator it=_nodeMap.begin(); it != _nodeMap.end(); ++it)
+ keys.push_back(it->first);
+ }
+
+ bool contains (const T &value) const {
+ return _nodeMap.find(value) != _nodeMap.end();
+ }
+
+ bool empty () const {
+ return _nodeMap.empty();
+ }
+
+#if 0
+ void writeDOT (std::ostream &os) const {
+ os << "digraph {\n";
+ for (typename NodeMap::const_iterator it=_nodeMap.begin(); it != _nodeMap.end(); ++it) {
+ GraphNode *node = it->second;
+ if (node->dependent)
+ os << (node->key) << " -> " << (node->dependent->key) << ";\n";
+ else if (node->dependees.empty())
+ os << (node->key) << ";\n";
+ }
+ os << "}\n";
+ }
+#endif
+
+ private:
+ NodeMap _nodeMap;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Directory.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Directory.cpp
new file mode 100644
index 00000000000..0bc3c555e45
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Directory.cpp
@@ -0,0 +1,129 @@
+/*************************************************************************
+** Directory.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include "Directory.h"
+
+using namespace std;
+
+#ifdef __WIN32__
+ #include <windows.h>
+#else
+ #include <errno.h>
+ #include <sys/stat.h>
+#endif
+
+
+Directory::Directory () {
+#if __WIN32__
+ handle = INVALID_HANDLE_VALUE;
+ firstread = true;
+ memset(&fileData, 0, sizeof(WIN32_FIND_DATA));
+#else
+ dir = 0;
+ dirent = 0;
+#endif
+}
+
+
+Directory::Directory (string dirname) {
+#if __WIN32__
+ handle = INVALID_HANDLE_VALUE;
+ firstread = true;
+ memset(&fileData, 0, sizeof(WIN32_FIND_DATA));
+#else
+ dir = 0;
+ dirent = 0;
+#endif
+ open(dirname);
+}
+
+
+Directory::~Directory () {
+ close();
+}
+
+
+bool Directory::open (string dname) {
+ _dirname = dname;
+#ifdef __WIN32__
+ firstread = true;
+ if (dname[dname.length()-1] == '/' || dname[dname.length()-1] == '\\')
+ dname = dname.substr(0, dname.length()-1);
+ dname += "\\*";
+ handle = FindFirstFile(dname.c_str(), &fileData);
+ return handle != INVALID_HANDLE_VALUE;
+#else
+ dir = opendir(_dirname.c_str());
+ return dir;
+#endif
+}
+
+
+void Directory::close () {
+#ifdef __WIN32__
+ FindClose(handle);
+#else
+ closedir(dir);
+#endif
+}
+
+
+/** Reads first/next directory entry.
+ * @param[in] type type of entry to return (a: file or dir, f: file, d: dir)
+ * @return name of entry */
+const char* Directory::read (EntryType type) {
+#ifdef __WIN32__
+ if (handle == INVALID_HANDLE_VALUE)
+ return 0;
+ while (firstread || FindNextFile(handle, &fileData)) {
+ firstread = false;
+ if (fileData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
+ if (type == ET_FILE_OR_DIR || type == ET_DIR)
+ return fileData.cFileName;
+ }
+ else if (type == ET_FILE_OR_DIR || type == ET_FILE)
+ return fileData.cFileName;
+ }
+ FindClose(handle);
+ handle = INVALID_HANDLE_VALUE;
+ return 0;
+#else
+ if (!dir)
+ return 0;
+ while ((dirent = readdir(dir))) {
+ string path = string(_dirname) + "/" + dirent->d_name;
+ struct stat stats;
+ if (stat(path.c_str(), &stats) == 0) {
+ if (S_ISDIR(stats.st_mode)) {
+ if (type == ET_FILE_OR_DIR || type == ET_DIR)
+ return dirent->d_name;
+ }
+ else if (type == ET_FILE_OR_DIR || type == ET_FILE)
+ return dirent->d_name;
+ }
+ }
+ closedir(dir);
+ dir = 0;
+ return 0;
+#endif
+}
+
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Directory.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Directory.h
new file mode 100644
index 00000000000..17bd10f507d
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Directory.h
@@ -0,0 +1,56 @@
+/*************************************************************************
+** Directory.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_DIRECTORY_H
+#define DVISVGM_DIRECTORY_H
+
+#include <string>
+#ifdef __WIN32__
+ #include <windows.h>
+#else
+ #include <dirent.h>
+#endif
+
+class Directory
+{
+ public:
+ enum EntryType {ET_FILE, ET_DIR, ET_FILE_OR_DIR};
+
+ public:
+ Directory ();
+ Directory (std::string path);
+ ~Directory ();
+ bool open (std::string path);
+ void close ();
+ const char* read (EntryType type=ET_FILE_OR_DIR);
+
+ private:
+ std::string _dirname;
+#ifdef __WIN32__
+ bool firstread;
+ HANDLE handle;
+ WIN32_FIND_DATA fileData;
+#else
+ DIR *dir;
+ struct dirent *dirent;
+#endif
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DvisvgmSpecialHandler.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DvisvgmSpecialHandler.cpp
new file mode 100644
index 00000000000..809172d0b8c
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DvisvgmSpecialHandler.cpp
@@ -0,0 +1,354 @@
+/*************************************************************************
+** DvisvgmSpecialHandler.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cstring>
+#include <utility>
+#include "DvisvgmSpecialHandler.h"
+#include "InputBuffer.h"
+#include "InputReader.h"
+#include "SpecialActions.h"
+#include "XMLNode.h"
+#include "XMLString.h"
+
+using namespace std;
+
+
+DvisvgmSpecialHandler::DvisvgmSpecialHandler ()
+ : _currentMacro(_macros.end()), _nestingLevel(0)
+{
+}
+
+
+void DvisvgmSpecialHandler::preprocess (const char*, istream &is, SpecialActions*) {
+ struct Command {
+ const char *name;
+ void (DvisvgmSpecialHandler::*handler)(InputReader&);
+ } commands[] = {
+ {"raw", &DvisvgmSpecialHandler::preprocessRaw},
+ {"rawdef", &DvisvgmSpecialHandler::preprocessRawDef},
+ {"rawset", &DvisvgmSpecialHandler::preprocessRawSet},
+ {"endrawset", &DvisvgmSpecialHandler::preprocessEndRawSet},
+ {"rawput", &DvisvgmSpecialHandler::preprocessRawPut},
+ };
+
+ StreamInputReader ir(is);
+ string cmd = ir.getWord();
+ for (size_t i=0; i < sizeof(commands)/sizeof(Command); i++) {
+ if (commands[i].name == cmd) {
+ ir.skipSpace();
+ (this->*commands[i].handler)(ir);
+ return;
+ }
+ }
+}
+
+
+void DvisvgmSpecialHandler::preprocessRawSet (InputReader &ir) {
+ _nestingLevel++;
+ string id = ir.getString();
+ if (id.empty())
+ throw SpecialException("definition of unnamed SVG fragment");
+ if (_nestingLevel > 1)
+ throw SpecialException("nested definition of SVG fragment '" + id + "'");
+
+ _currentMacro = _macros.find(id);
+ if (_currentMacro != _macros.end()) {
+ _currentMacro = _macros.end();
+ throw SpecialException("redefinition of SVG fragment '" + id + "'");
+ }
+ pair<string, StringVector> entry(id, StringVector());
+ pair<MacroMap::iterator, bool> state = _macros.insert(entry);
+ _currentMacro = state.first;
+}
+
+
+void DvisvgmSpecialHandler::preprocessEndRawSet (InputReader&) {
+ if (_nestingLevel > 0 && --_nestingLevel == 0)
+ _currentMacro = _macros.end();
+}
+
+
+void DvisvgmSpecialHandler::preprocessRaw (InputReader &ir) {
+ if (_currentMacro == _macros.end())
+ return;
+ string str = ir.getLine();
+ if (!str.empty())
+ _currentMacro->second.push_back(string("P")+str);
+}
+
+
+void DvisvgmSpecialHandler::preprocessRawDef (InputReader &ir) {
+ if (_currentMacro == _macros.end())
+ return;
+ string str = ir.getLine();
+ if (!str.empty())
+ _currentMacro->second.push_back(string("D")+str);
+}
+
+
+void DvisvgmSpecialHandler::preprocessRawPut (InputReader &ir) {
+ if (_currentMacro != _macros.end())
+ throw SpecialException("dvisvgm:rawput not allowed inside rawset/endrawset");
+}
+
+
+/** Evaluates and executes a dvisvgm special statement.
+ * @param[in] prefix special prefix read by the SpecialManager
+ * @param[in] is the special statement is read from this stream
+ * @param[in] actions object providing the actions that can be performed by the SpecialHandler */
+bool DvisvgmSpecialHandler::process (const char *prefix, istream &is, SpecialActions *actions) {
+ if (!actions)
+ return true;
+
+ struct Command {
+ const char *name;
+ void (DvisvgmSpecialHandler::*handler)(InputReader&, SpecialActions*);
+ } commands[] = {
+ {"raw", &DvisvgmSpecialHandler::processRaw},
+ {"rawdef", &DvisvgmSpecialHandler::processRawDef},
+ {"rawset", &DvisvgmSpecialHandler::processRawSet},
+ {"endrawset", &DvisvgmSpecialHandler::processEndRawSet},
+ {"rawput", &DvisvgmSpecialHandler::processRawPut},
+ {"bbox", &DvisvgmSpecialHandler::processBBox},
+ {"img", &DvisvgmSpecialHandler::processImg},
+ };
+ StreamInputReader ir(is);
+ string cmd = ir.getWord();
+ for (size_t i=0; i < sizeof(commands)/sizeof(Command); i++) {
+ if (commands[i].name == cmd) {
+ ir.skipSpace();
+ (this->*commands[i].handler)(ir, actions);
+ return true;
+ }
+ }
+ return true;
+}
+
+
+/** Replaces constants of the form {?name} by their corresponding value.
+ * @param[in,out] str text to expand
+ * @param[in] actions interfcae to the world outside the special handler */
+static void expand_constants (string &str, SpecialActions *actions) {
+ struct Constant {
+ const char *name;
+ string val;
+ }
+ constants[] = {
+ {"x", XMLString(actions->getX())},
+ {"y", XMLString(actions->getY())},
+ {"color", actions->getColor().rgbString()},
+ {"nl", "\n"},
+ {0, ""}
+ };
+ bool repl_bbox = true;
+ while (repl_bbox) {
+ size_t pos = str.find(string("{?bbox "));
+ if (pos == string::npos)
+ repl_bbox = false;
+ else {
+ size_t endpos = pos+7;
+ while (endpos < str.length() && isalnum(str[endpos]))
+ ++endpos;
+ if (str[endpos] == '}') {
+ BoundingBox &box=actions->bbox(str.substr(pos+7, endpos-pos-7));
+ str.replace(pos, endpos-pos+1, box.toSVGViewBox());
+ }
+ else
+ repl_bbox = false;
+ }
+ }
+ for (const Constant *p=constants; p->name; p++) {
+ const string pattern = string("{?")+p->name+"}";
+ size_t pos = str.find(pattern);
+ while (pos != string::npos) {
+ str.replace(pos, strlen(p->name)+3, p->val);
+ pos = str.find(pattern, pos+p->val.length()); // look for further matches
+ }
+ }
+}
+
+
+void DvisvgmSpecialHandler::processRaw (InputReader &ir, SpecialActions *actions) {
+ if (_nestingLevel == 0) {
+ string str = ir.getLine();
+ if (!str.empty()) {
+ expand_constants(str, actions);
+ actions->appendToPage(new XMLTextNode(str));
+ }
+ }
+}
+
+
+void DvisvgmSpecialHandler::processRawDef (InputReader &ir, SpecialActions *actions) {
+ if (_nestingLevel == 0) {
+ string str = ir.getLine();
+ if (!str.empty()) {
+ expand_constants(str, actions);
+ actions->appendToDefs(new XMLTextNode(str));
+ }
+ }
+}
+
+
+void DvisvgmSpecialHandler::processRawSet (InputReader&, SpecialActions*) {
+ _nestingLevel++;
+}
+
+
+void DvisvgmSpecialHandler::processEndRawSet (InputReader&, SpecialActions*) {
+ if (_nestingLevel > 0)
+ _nestingLevel--;
+}
+
+
+void DvisvgmSpecialHandler::processRawPut (InputReader &ir, SpecialActions *actions) {
+ if (_nestingLevel > 0)
+ return;
+ string id = ir.getString();
+ MacroMap::iterator it = _macros.find(id);
+ if (it == _macros.end())
+ throw SpecialException("undefined SVG fragment '" + id + "' referenced");
+
+ StringVector &defs = it->second;
+ for (StringVector::iterator defs_it=defs.begin(); defs_it != defs.end(); ++defs_it) {
+ char &type = defs_it->at(0);
+ string def = defs_it->substr(1);
+ if ((type == 'P' || type == 'D') && !def.empty()) {
+ expand_constants(def, actions);
+ if (type == 'P')
+ actions->appendToPage(new XMLTextNode(def));
+ else { // type == 'D'
+ actions->appendToDefs(new XMLTextNode(def));
+ type = 'L'; // locked
+ }
+ }
+ }
+}
+
+
+/** Embeds the virtual rectangle (x, y ,w , h) into the current bounding box,
+ * where (x,y) is the lower left vertex composed of the current DVI position.
+ * @param[in] w width of the rectangle in PS point units
+ * @param[in] h height of the rectangle in PS point units
+ * @param[in] d depth of the rectangle in PS point units
+ * @param[in] actions object providing the actions that can be performed by the SpecialHandler */
+static void update_bbox (double w, double h, double d, SpecialActions *actions) {
+ double x = actions->getX();
+ double y = actions->getY();
+ actions->embed(BoundingBox(x, y, x+w, y-h));
+ actions->embed(BoundingBox(x, y, x+w, y+d));
+}
+
+
+/** Evaluates the special dvisvgm:bbox.
+ * variant 1: dvisvgm:bbox [r[el]] <width> <height> [<depth>]
+ * variant 2: dvisvgm:bbox a[bs] <x1> <y1> <x2> <y2>
+ * variant 3: dvisvgm:bbox f[ix] <x1> <y1> <x2> <y2>
+ * variant 4: dvisvgm:bbox n[ew] <name> */
+void DvisvgmSpecialHandler::processBBox (InputReader &ir, SpecialActions *actions) {
+ const double pt2bp = 72/72.27;
+ ir.skipSpace();
+ int c = ir.peek();
+ if (isalpha(c)) {
+ while (!isspace(ir.peek())) // skip trailing characters
+ ir.get();
+ if (c == 'n') {
+ ir.skipSpace();
+ string name;
+ while (isalnum(ir.peek()))
+ name += char(ir.get());
+ ir.skipSpace();
+ if (!name.empty() && ir.eof())
+ actions->bbox(name, true); // create new user box
+ }
+ else if (c == 'a' || c == 'f') {
+ double p[4];
+ for (int i=0; i < 4; i++)
+ p[i] = ir.getDouble()*pt2bp;
+ BoundingBox b(p[0], p[1], p[2], p[3]);
+ if (c == 'a')
+ actions->embed(b);
+ else {
+ actions->bbox() = b;
+ actions->bbox().lock();
+ }
+ }
+ }
+ else
+ c = 'r'; // no mode specifier => relative box parameters
+
+ if (c == 'r') {
+ double w = ir.getDouble()*pt2bp;
+ double h = ir.getDouble()*pt2bp;
+ double d = ir.getDouble()*pt2bp;
+ update_bbox(w, h, d, actions);
+ }
+}
+
+
+void DvisvgmSpecialHandler::processImg (InputReader &ir, SpecialActions *actions) {
+ if (actions) {
+ const double pt2bp = 72/72.27;
+ double w = ir.getDouble()*pt2bp;
+ double h = ir.getDouble()*pt2bp;
+ string f = ir.getString();
+ update_bbox(w, h, 0, actions);
+ XMLElementNode *img = new XMLElementNode("image");
+ img->addAttribute("x", actions->getX());
+ img->addAttribute("y", actions->getY());
+ img->addAttribute("width", w);
+ img->addAttribute("height", h);
+ img->addAttribute("xlink:href", f);
+ if (!actions->getMatrix().isIdentity())
+ img->addAttribute("transform", actions->getMatrix().getSVG());
+ actions->appendToPage(img);
+ }
+}
+
+
+void DvisvgmSpecialHandler::dviPreprocessingFinished () {
+ string id;
+ if (_currentMacro != _macros.end())
+ id = _currentMacro->first;
+ // ensure all pattern definitions are closed after pre-processing the whole DVI file
+ _currentMacro = _macros.end();
+ _nestingLevel = 0;
+ if (!id.empty())
+ throw SpecialException("missing dvisvgm:endrawset for SVG fragment '" + id + "'");
+}
+
+
+void DvisvgmSpecialHandler::dviEndPage (unsigned) {
+ for (MacroMap::iterator map_it=_macros.begin(); map_it != _macros.end(); ++map_it) {
+ StringVector &vec = map_it->second;
+ for (StringVector::iterator str_it=vec.begin(); str_it != vec.end(); ++str_it) {
+ // activate locked parts of a pattern again
+ if (str_it->at(0) == 'L')
+ str_it->at(0) = 'D';
+ }
+ }
+}
+
+
+const char** DvisvgmSpecialHandler::prefixes () const {
+ static const char *pfx[] = {"dvisvgm:", 0};
+ return pfx;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DvisvgmSpecialHandler.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DvisvgmSpecialHandler.h
new file mode 100644
index 00000000000..fb3a0c754aa
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/DvisvgmSpecialHandler.h
@@ -0,0 +1,67 @@
+/*************************************************************************
+** DvisvgmSpecialHandler.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_DVISVGMSPECIALHANDLER_H
+#define DVISVGM_DVISVGMSPECIALHANDLER_H
+
+#include <map>
+#include <string>
+#include <vector>
+#include "SpecialHandler.h"
+
+class InputReader;
+struct SpecialActions;
+
+class DvisvgmSpecialHandler : public SpecialHandler, public DVIPreprocessingListener, public DVIEndPageListener
+{
+ typedef std::vector<std::string> StringVector;
+ typedef std::map<std::string, StringVector> MacroMap;
+
+ public:
+ DvisvgmSpecialHandler ();
+ const char* name () const {return "dvisvgm";}
+ const char* info () const {return "special set for embedding raw SVG snippets";}
+ const char** prefixes () const;
+ void preprocess (const char *prefix, std::istream &is, SpecialActions *actions);
+ bool process (const char *prefix, std::istream &is, SpecialActions *actions);
+
+ protected:
+ void preprocessRaw (InputReader &ir);
+ void preprocessRawDef (InputReader &ir);
+ void preprocessRawSet (InputReader &ir);
+ void preprocessEndRawSet (InputReader &ir);
+ void preprocessRawPut (InputReader &ir);
+ void processRaw (InputReader &ir, SpecialActions *actions);
+ void processRawDef (InputReader &ir, SpecialActions *actions);
+ void processRawSet (InputReader &ir, SpecialActions *actions);
+ void processEndRawSet (InputReader &ir, SpecialActions *actions);
+ void processRawPut (InputReader &ir, SpecialActions *actions);
+ void processBBox (InputReader &ir, SpecialActions *actions);
+ void processImg (InputReader &ir, SpecialActions *actions);
+ void dviPreprocessingFinished ();
+ void dviEndPage (unsigned pageno);
+
+ private:
+ MacroMap _macros;
+ MacroMap::iterator _currentMacro;
+ int _nestingLevel;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EPSFile.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EPSFile.cpp
new file mode 100644
index 00000000000..3b8632599a3
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EPSFile.cpp
@@ -0,0 +1,115 @@
+/*************************************************************************
+** EPSFile.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cstring>
+#include <istream>
+#include <limits>
+#include "EPSFile.h"
+#include "InputBuffer.h"
+#include "InputReader.h"
+
+using namespace std;
+
+
+/** Reads a little-endian 32-bit integer from the given input stream. */
+static UInt32 getUInt32 (istream &is) {
+ UInt32 value=0;
+ char buf[4];
+ is.read(buf, 4);
+ for (int i=0; i < 4; i++)
+ value |= ((buf[i] & 255) << (8*i));
+ return value;
+}
+
+
+static size_t getline (istream &is, char *line, size_t n) {
+ char buf[512];
+ is.get(buf, min(n, (size_t)512)-1);
+ n = is.gcount();
+ size_t linelen=0;
+ for (size_t i=0; i < n; i++)
+ if (isprint(buf[i]))
+ line[linelen++] = buf[i];
+ line[linelen] = 0;
+ if (is.peek() == '\n')
+ is.get();
+ else
+ is.ignore(numeric_limits<size_t>::max(), '\n');
+ return linelen;
+}
+
+
+EPSFile::EPSFile (const std::string& fname) : _ifs(fname.c_str(), ios::binary), _headerValid(false), _offset(0), _pslength(0)
+{
+ if (_ifs) {
+ if (getUInt32(_ifs) != 0xC6D3D0C5) // no binary header present?
+ _ifs.seekg(0); // go back to the first byte
+ else {
+ _offset = getUInt32(_ifs); // stream offset where PS part of the file begins
+ _pslength = getUInt32(_ifs); // length of PS section in bytes
+ _ifs.seekg(_offset); // continue reading at the beginning of the PS section
+ }
+ string str;
+ str += _ifs.get();
+ str += _ifs.get();
+ _headerValid = (str == "%!");
+ _ifs.seekg(0);
+ }
+}
+
+
+/** Returns an input stream for the EPS file. The stream pointer is automatically moved
+ * to the beginning of the ASCII (PostScript) part of the file. */
+istream& EPSFile::istream () const {
+ _ifs.clear();
+ _ifs.seekg(_offset);
+ return _ifs;
+}
+
+
+/** Extracts the bounding box information from the DSC header/footer (if present)
+ * @param[out] box the extracted bounding box
+ * @return true if %%BoundingBox data could be read successfully */
+bool EPSFile::bbox (BoundingBox &box) const {
+ std::istream &is = EPSFile::istream();
+ if (is) {
+ char buf[64];
+ while (is) {
+ size_t linelen = getline(is, buf, 64);
+ if (strncmp(buf, "%%BoundingBox:", 14) == 0) {
+ CharInputBuffer ib(buf, linelen);
+ BufferInputReader ir(ib);
+ ir.skip(14);
+ ir.skipSpace();
+ if (!ir.check("(atend)", true)) {
+ int val[4];
+ for (int i=0; i < 4; i++) {
+ ir.skipSpace();
+ ir.parseInt(val[i]);
+ }
+ box = BoundingBox(val[0], val[1], val[2], val[3]);
+ return true;
+ }
+ }
+ }
+ }
+ return false;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EPSFile.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EPSFile.h
new file mode 100644
index 00000000000..24871103327
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EPSFile.h
@@ -0,0 +1,46 @@
+/*************************************************************************
+** EPSFile.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_EPSFILE_H
+#define DVISVGM_EPSFILE_H
+
+#include <fstream>
+#include <string>
+#include "BoundingBox.h"
+#include "types.h"
+
+class EPSFile
+{
+ public:
+ EPSFile (const std::string &fname);
+ std::istream& istream () const;
+ bool hasValidHeader () const {return _headerValid;}
+ bool bbox (BoundingBox &box) const;
+ UInt32 pslength () const {return _pslength;}
+
+ private:
+ mutable std::ifstream _ifs;
+ bool _headerValid; ///< true if file has a valid header
+ UInt32 _offset; ///< stream offset where ASCII part of the file begins
+ UInt32 _pslength; ///< length of PS section (in bytes)
+};
+
+#endif
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EPSToSVG.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EPSToSVG.cpp
new file mode 100644
index 00000000000..555e3549760
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EPSToSVG.cpp
@@ -0,0 +1,108 @@
+/*************************************************************************
+** EPSToSVG.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <fstream>
+#include <istream>
+#include <sstream>
+#include "EPSFile.h"
+#include "EPSToSVG.h"
+#include "Message.h"
+#include "MessageException.h"
+#include "PsSpecialHandler.h"
+#include "SVGOutput.h"
+#include "System.h"
+
+
+using namespace std;
+
+
+void EPSToSVG::convert () {
+#ifndef HAVE_LIBGS
+ if (!Ghostscript().available())
+ throw MessageException("Ghostscript is required to process the EPS file");
+#endif
+ EPSFile epsfile(_fname);
+ if (!epsfile.hasValidHeader())
+ throw PSException("invalid EPS file");
+
+ BoundingBox bbox;
+ epsfile.bbox(bbox);
+ if (bbox.width() == 0 || bbox.height() == 0)
+ Message::wstream(true) << "bounding box of file " << _fname << " is empty\n";
+ Message::mstream(false, Message::MC_PAGE_NUMBER) << "processing file " << _fname << '\n';
+ Message::mstream().indent(1);
+ _svg.newPage(1);
+ // create a psfile special and forward it to the PsSpecialHandler
+ stringstream ss;
+ ss << "\"" << _fname << "\" "
+ "llx=" << bbox.minX() << " "
+ "lly=" << bbox.minY() << " "
+ "urx=" << bbox.maxX() << " "
+ "ury=" << bbox.maxY();
+ PsSpecialHandler pshandler;
+ pshandler.process("psfile=", ss, this);
+ progress(0);
+ // output SVG file
+ _svg.setBBox(_bbox);
+ _svg.appendToDoc(new XMLCommentNode(" This file was generated by dvisvgm " VERSION " "));
+ _svg.write(_out.getPageStream(1, 1));
+ string svgfname = _out.filename(1, 1);
+ const double bp2pt = 72.27/72;
+ const double bp2mm = 25.4/72;
+ Message::mstream(false, Message::MC_PAGE_SIZE) << "graphic size: " << XMLString(bbox.width()*bp2pt) << "pt"
+ " x " << XMLString(bbox.height()*bp2pt) << "pt"
+ " (" << XMLString(bbox.width()*bp2mm) << "mm"
+ " x " << XMLString(bbox.height()*bp2mm) << "mm)\n";
+ Message::mstream(false, Message::MC_PAGE_WRITTEN) << "graphic written to " << (svgfname.empty() ? "<stdout>" : svgfname) << '\n';
+}
+
+
+string EPSToSVG::getSVGFilename (unsigned pageno) const {
+ if (pageno == 1)
+ return _out.filename(1, 1);
+ return "";
+}
+
+
+void EPSToSVG::progress (const char *id) {
+ static double time=0;
+ static bool draw=false; // show progress indicator?
+ static size_t count=0;
+ count++;
+ // don't show the progress indicator before the given time has elapsed
+ if (!draw && System::time()-time > PROGRESSBAR_DELAY) {
+ draw = true;
+ Terminal::cursor(false);
+ Message::mstream(false) << "\n";
+ }
+ if (draw && ((System::time() - time > 0.05) || id == 0)) {
+ const size_t DIGITS=6;
+ Message::mstream(false, Message::MC_PROGRESS)
+ << string(DIGITS-min(DIGITS, static_cast<size_t>(log10(count))), ' ')
+ << count << " PostScript instructions processed\r";
+ // overprint indicator when finished
+ if (id == 0) {
+ Message::estream().clearline();
+ Terminal::cursor(true);
+ }
+ time = System::time();
+ }
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EPSToSVG.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EPSToSVG.h
new file mode 100644
index 00000000000..841ffe5d0a9
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EPSToSVG.h
@@ -0,0 +1,72 @@
+/*************************************************************************
+** EPSToSVG.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_EPSTOSVG_H
+#define DVISVGM_EPSTOSVG_H
+
+#include <string>
+#include "SpecialActions.h"
+#include "SVGTree.h"
+
+struct SVGOutputBase;
+
+class EPSToSVG : protected SpecialActions
+{
+ public:
+ EPSToSVG (const std::string &fname, SVGOutputBase &out) : _fname(fname), _out(out), _x(0), _y(0) {}
+ void convert ();
+ void setTransformation (const Matrix &m);
+ void setPageSize (const std::string &name);
+
+ protected:
+ // implement abstract base class SpecialActions
+ double getX () const {return _x;}
+ double getY () const {return _y;}
+ void setX (double x) {_x = x; _svg.setX(x);}
+ void setY (double y) {_y = y; _svg.setY(y);}
+ void finishLine () {}
+ void setColor (const Color &color) {_svg.setColor(color);}
+ Color getColor () const {return _svg.getColor();}
+ void setMatrix (const Matrix &m) {_svg.setMatrix(m);}
+ const Matrix& getMatrix () const {return _svg.getMatrix();}
+ void getPageTransform (Matrix &matrix) const {}
+ void setBgColor (const Color &color) {}
+ void appendToPage (XMLNode *node) {_svg.appendToPage(node);}
+ void appendToDefs (XMLNode *node) {_svg.appendToDefs(node);}
+ void prependToPage (XMLNode *node) {_svg.prependToPage(node);}
+ void pushContextElement (XMLElementNode *node) {_svg.pushContextElement(node);}
+ void popContextElement () {_svg.popContextElement();}
+ void embed (const BoundingBox &bbox) {_bbox.embed(bbox);}
+ void embed (const DPair &p, double r=0) {if (r==0) _bbox.embed(p); else _bbox.embed(p, r);}
+ void progress (const char *id);
+ unsigned getCurrentPageNumber() const {return 0;}
+ BoundingBox& bbox () {return _bbox;}
+ BoundingBox& bbox (const std::string &name, bool reset=false) {return _bbox;}
+ std::string getSVGFilename (unsigned pageno) const;
+
+ private:
+ std::string _fname; ///< name of EPS file
+ SVGTree _svg;
+ SVGOutputBase &_out;
+ double _x, _y;
+ BoundingBox _bbox;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EmSpecialHandler.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EmSpecialHandler.cpp
new file mode 100644
index 00000000000..994f46f7c4b
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EmSpecialHandler.cpp
@@ -0,0 +1,233 @@
+/*************************************************************************
+** EmSpecialHandler.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <sstream>
+#include "EmSpecialHandler.h"
+#include "InputBuffer.h"
+#include "InputReader.h"
+#include "SpecialActions.h"
+#include "XMLNode.h"
+#include "XMLString.h"
+
+using namespace std;
+
+
+EmSpecialHandler::EmSpecialHandler () : _linewidth(0.4*72/72.27), _actions(0) {
+}
+
+
+/** Computes the "cut vector" that is used to compute the line shape.
+ * Because each line has a width > 0 the actual shape of the line is a tetragon.
+ * The 4 vertices can be influenced by the cut parameter c that specifies
+ * a horizontal, vertical or orthogonal cut of a line end. Depending on c and the
+ * line's slope a cut vector v can be computed that, relatively to endpoint p, denotes
+ * the 2 vertices of that line end: v1=p+v and v2=p-v.
+ * @param[in] c cut direction ('h', 'v' or 'p')
+ * @param[in] v direction vector of line to be drawn
+ * @param[in] lw width of line to be drawn
+ * @return the "cut vector" */
+static DPair cut_vector (char c, const DPair &v, double lw) {
+ if (c == 'p')
+ return v.ortho()/v.length() * (lw/2);
+ DPair cut;
+ if (c == 'v' && v.x() != 0) {
+ double slope = v.y()/v.x();
+ double h = sqrt(lw*lw*(1+slope*slope));
+ cut.y(0.5*h);
+ }
+ else if (v.y() != 0) { // c == 'h'
+ double slope = v.x()/v.y();
+ double h = sqrt(lw*lw*(1+slope*slope));
+ double sgn = slope < 0 ? 1.0 : -1.0;
+ cut.x(0.5*h*sgn);
+ }
+ return cut;
+}
+
+
+/** Creates the SVG element that will a the line.
+ * @param[in] p1 first endpoint in PS point units
+ * @param[in] p2 second endpoint in PS point units
+ * @param[in] c1 cut method of first endpoint ('h', 'v' or 'p')
+ * @param[in] c2 cut method of second endpoint ('h', 'v' or 'p')
+ * @param[in] lw line width in PS point units
+ * @param[in] actions object providing the actions that can be performed by the SpecialHandler */
+static void create_line (const DPair &p1, const DPair &p2, char c1, char c2, double lw, SpecialActions *actions) {
+ XMLElementNode *node=0;
+ DPair dir = p2-p1;
+ if (dir.x() == 0 || dir.y() == 0 || (c1 == 'p' && c2 == 'p')) {
+ // draw regular line
+ node = new XMLElementNode("line");
+ node->addAttribute("x1", p1.x());
+ node->addAttribute("y1", p1.y());
+ node->addAttribute("x2", p2.x());
+ node->addAttribute("y2", p2.y());
+ node->addAttribute("stroke-width", lw);
+ node->addAttribute("stroke", actions->getColor().rgbString());
+ // update bounding box
+ actions->embed(p1);
+ actions->embed(p2);
+ }
+ else {
+ // draw polygon
+ DPair cv1 = cut_vector(c1, dir, lw);
+ DPair cv2 = cut_vector(c2, dir, lw);
+ DPair q11 = p1+cv1, q12 = p1-cv1;
+ DPair q21 = p2+cv2, q22 = p2-cv2;
+ node = new XMLElementNode("polygon");
+ ostringstream oss;
+ oss << XMLString(q11.x()) << ',' << XMLString(q11.y()) << ' '
+ << XMLString(q12.x()) << ',' << XMLString(q12.y()) << ' '
+ << XMLString(q22.x()) << ',' << XMLString(q22.y()) << ' '
+ << XMLString(q21.x()) << ',' << XMLString(q21.y());
+ node->addAttribute("points", oss.str());
+ if (actions->getColor() != Color::BLACK)
+ node->addAttribute("fill", actions->getColor().rgbString());
+ // update bounding box
+ actions->embed(q11);
+ actions->embed(q12);
+ actions->embed(q21);
+ actions->embed(q22);
+ }
+ actions->appendToPage(node);
+}
+
+
+static double read_length (InputReader &in) {
+ struct Unit {
+ const char *name;
+ double factor;
+ }
+ units[] = {
+ {"pt", 1.0},
+ {"pc", 12.0},
+ {"in", 72.27},
+ {"bp", 72.27/72},
+ {"cm", 72.27/2.54},
+ {"mm", 72.27/25.4},
+ {"dd", 1238.0/1157},
+ {"cc", 1238.0/1157*12},
+ {"sp", 1.0/65536},
+ {0, 0}
+ };
+ double len = in.getDouble();
+ in.skipSpace();
+ for (Unit *p=units; p->name; p++)
+ if (in.check(p->name)) {
+ len *= p->factor;
+ break;
+ }
+ return len*72/72.27;
+}
+
+
+bool EmSpecialHandler::process (const char *prefix, istream &is, SpecialActions *actions) {
+ // em:moveto => move graphic cursor to dvi cursor
+ // em:lineto => draw line from graphic cursor to dvi cursor, move graphic cursor to dvi cursor
+ // em:linewidth <w> => set line width to <w>
+ // em:point <n>[,<x>[,<y>]] => defines point <n> as (<x>,<y>); if <x> and/or <y> is missing,
+ // the corresponding dvi cursor coordinate is inserted
+ // <x> and <y> are lengths
+ // em:line <n>[h|v|p], <m>[h|v|p] [,<w>] => draws line of width <w> from point #<n> to point #<m>
+ // point number suffixes:
+ // h: cut line horizontally
+ // v: cut line vertically
+ // p: cut line orthogonally to line direction (default)
+ // if <w> is omitted, the global line width is used
+ //
+ // supported length units: pt, pc, in, bp, cm, mm, dd, cc, sp
+ // default line width: 0.4pt
+
+ if (actions) {
+ _actions = actions; // save pointer to SpecialActions for later use in endPage
+ StreamInputBuffer ib(is, 128);
+ BufferInputReader in(ib);
+ string cmd = in.getWord();
+ if (cmd == "moveto")
+ _pos = DPair(actions->getX(), actions->getY());
+ else if (cmd == "lineto") {
+ DPair p(actions->getX(), actions->getY());
+ create_line(_pos, p, 'p', 'p', _linewidth, actions);
+ _pos = p;
+ }
+ else if (cmd == "linewidth")
+ _linewidth = read_length(in);
+ else if (cmd == "point") {
+ DPair p(actions->getX(), actions->getY());
+ int n = in.getInt();
+ if (in.getPunct() == ',') {
+ p.x(in.getDouble());
+ if (in.getPunct() == ',')
+ p.y(in.getDouble());
+ }
+ _points[n] = p;
+ }
+ else if (cmd == "line") {
+ int n1 = in.getInt();
+ int c1 = 'p';
+ if (isalpha(in.peek()))
+ c1 = in.get();
+ in.getPunct();
+ int n2 = in.getInt();
+ int c2 = 'p';
+ if (isalpha(in.peek()))
+ c2 = in.get();
+ double lw = _linewidth;
+ if (in.getPunct() == ',')
+ lw = read_length(in);
+ map<int,DPair>::iterator it1=_points.find(n1);
+ map<int,DPair>::iterator it2=_points.find(n2);
+ if (it1 != _points.end() && it2 != _points.end())
+ create_line(it1->second, it2->second, char(c1), char(c2), lw, actions);
+ else {
+ // Line endpoints havn't necessarily to be defined before
+ // a line definition. If a point wasn't defined yet we push the line
+ // in a wait list and process the lines at the end of the page.
+ _lines.push_back(Line(n1, n2, char(c1), char(c2), lw));
+ }
+ }
+ }
+ return true;
+}
+
+
+/** This method is called at the end of a DVI page. Here we have to draw all pending
+ * lines that are still in the line list. All line endpoints must be defined until here. */
+void EmSpecialHandler::dviEndPage (unsigned pageno) {
+ if (_actions) {
+ FORALL(_lines, list<Line>::iterator, it) {
+ map<int,DPair>::iterator pit1=_points.find(it->p1);
+ map<int,DPair>::iterator pit2=_points.find(it->p2);
+ if (pit1 != _points.end() && pit2 != _points.end())
+ create_line(pit1->second, pit2->second, it->c1, it->c2, it->width, _actions);
+ // all lines with still undefined points are ignored
+ }
+ }
+ // line and point definitions are local to a page
+ _lines.clear();
+ _points.clear();
+}
+
+
+const char** EmSpecialHandler::prefixes () const {
+ static const char *pfx[] = {"em:", 0};
+ return pfx;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EmSpecialHandler.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EmSpecialHandler.h
new file mode 100644
index 00000000000..7b3c78b6b24
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EmSpecialHandler.h
@@ -0,0 +1,57 @@
+/*************************************************************************
+** EmSpecialHandler.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_EMSPECIALHANDLER_H
+#define DVISVGM_EMSPECIALHANDLER_H
+
+#include <list>
+#include <map>
+#include "Pair.h"
+#include "SpecialHandler.h"
+
+
+class EmSpecialHandler : public SpecialHandler, public DVIEndPageListener
+{
+ struct Line {
+ Line (int pp1, int pp2, char cc1, char cc2, double w) : p1(pp1), p2(pp2), c1(cc1), c2(cc2), width(w) {}
+ int p1, p2; ///< point numbers of line ends
+ char c1, c2; ///< cut type of line ends (h, v or p)
+ double width; ///< line width
+ };
+
+ public:
+ EmSpecialHandler ();
+ const char* name () const {return "em";}
+ const char* info () const {return "line drawing statements of the emTeX special set";}
+ const char** prefixes () const;
+ bool process (const char *prefix, std::istream &in, SpecialActions *actions);
+
+ protected:
+ void dviEndPage (unsigned pageno);
+
+ private:
+ std::map<int, DPair> _points; ///< points defined by special em:point
+ std::list<Line> _lines; ///< list of lines with undefined end points
+ double _linewidth; ///< global line width
+ DPair _pos; ///< current position of "graphic cursor"
+ SpecialActions *_actions;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EncFile.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EncFile.cpp
new file mode 100644
index 00000000000..cc1b8151e14
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EncFile.cpp
@@ -0,0 +1,134 @@
+/*************************************************************************
+** EncFile.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <fstream>
+#include "Font.h"
+#include "EncFile.h"
+#include "FontMap.h"
+#include "InputBuffer.h"
+#include "InputReader.h"
+#include "FileFinder.h"
+#include "Message.h"
+
+using namespace std;
+
+static string read_entry (InputReader &in);
+static bool valid_name_char (int c);
+
+
+EncFile::EncFile (const string &encname) : _encname(encname)
+{
+ read();
+}
+
+
+const char* EncFile::path () const {
+ return FileFinder::lookup(_encname+".enc", false);
+}
+
+
+/** Search for suitable enc-file and read its encoding information.
+ * The file contents must be a valid PostScript vector with 256 entries. */
+void EncFile::read () {
+ if (const char *p = path()) {
+ ifstream ifs(p);
+ read(ifs);
+ }
+ else
+ Message::wstream(true) << "encoding file '" << _encname << ".enc' not found\n";
+}
+
+
+/** Read encoding information from stream. */
+void EncFile::read (istream &is) {
+ StreamInputBuffer ib(is, 256);
+ BufferInputReader in(ib);
+ _table.resize(256);
+
+ // find beginning of vector
+ while (!in.eof()) {
+ in.skipSpace();
+ if (in.peek() == '%')
+ in.skipUntil("\n");
+ else
+ if (in.get() == '[')
+ break;
+ }
+
+ // read vector entries
+ int n=0;
+ while (!in.eof()) {
+ in.skipSpace();
+ if (in.peek() == '%')
+ in.skipUntil("\n");
+ else if (in.peek() == ']') {
+ in.get();
+ break;
+ }
+ else {
+ string entry = read_entry(in);
+ if (entry == ".notdef")
+ entry.clear();
+ if (n < 256)
+ _table[n++] = entry;
+ }
+ }
+ // remove trailing .notdef names
+ for (n--; n > 0 && _table[n].empty(); n--);
+ _table.resize(n+1);
+}
+
+
+static string read_entry (InputReader &in) {
+ string entry;
+ bool accept_slashes=true;
+ while (!in.eof() && ((in.peek() == '/' && accept_slashes) || valid_name_char(in.peek()))) {
+ if (in.peek() != '/')
+ accept_slashes = false;
+ entry += in.get();
+ }
+ if (entry.length() > 1) {
+ // strip leading slashes
+ // According to the PostScript specification, a single slash without further
+ // following characters is a valid name.
+ size_t n=0;
+ while (n < entry.length() && entry[n] == '/')
+ n++;
+ entry = entry.substr(n);
+ }
+ return entry;
+}
+
+
+static bool valid_name_char (int c) {
+ const char *delimiters = "<>(){}[]/~%";
+ return isprint(c) && !isspace(c) && !strchr(delimiters, c);
+}
+
+
+/** Returns an entry of the encoding table.
+ * @param[in] c character code
+ * @return character name assigned to character code c*/
+const char* EncFile::charName (UInt32 c) const {
+ if (c < _table.size())
+ return !_table[c].empty() ? _table[c].c_str() : 0;
+ return 0;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EncFile.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EncFile.h
new file mode 100644
index 00000000000..249db961054
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/EncFile.h
@@ -0,0 +1,50 @@
+/*************************************************************************
+** EncFile.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_ENCFILE_H
+#define DVISVGM_ENCFILE_H
+
+#include <istream>
+#include <map>
+#include <string>
+#include <vector>
+#include "FontEncoding.h"
+#include "types.h"
+
+
+class EncFile : public NamedFontEncoding
+{
+ public:
+ EncFile (const std::string &name);
+ void read ();
+ void read (std::istream &is);
+ int size () const {return _table.size();}
+ const char* name () const {return _encname.c_str();}
+ const char* charName (UInt32 c) const;
+ Character decode (UInt32 c) const {return Character(charName(c));}
+ bool mapsToCharIndex () const {return false;}
+ const char* path () const;
+
+ private:
+ std::string _encname;
+ std::vector<std::string> _table;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FileFinder.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FileFinder.cpp
new file mode 100644
index 00000000000..2418c8fb786
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FileFinder.cpp
@@ -0,0 +1,278 @@
+/*************************************************************************
+** FileFinder.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+
+#ifdef MIKTEX
+ #include "MessageException.h"
+ #include "MiKTeXCom.h"
+ static MiKTeXCom *miktex=0;
+#else
+ #ifdef KPSE_CXX_UNSAFE
+ extern "C" {
+ #endif
+ #include <kpathsea/kpathsea.h>
+ #ifdef KPSE_CXX_UNSAFE
+ }
+ #endif
+#endif
+
+#include <cstdlib>
+#include <fstream>
+#include <map>
+#include <string>
+#include "FileFinder.h"
+#include "FileSystem.h"
+#include "FontMap.h"
+#include "Message.h"
+#include "Process.h"
+
+// ---------------------------------------------------
+
+static bool _initialized = false;
+static bool _mktex_enabled = false;
+
+// ---------------------------------------------------
+
+static const char* find_file (const std::string &fname, const char *ftype);
+static const char* find_mapped_file (std::string fname);
+static const char* mktex (const std::string &fname);
+
+
+/** Initializes the file finder. This function must be called before any other
+ * FileFinder function.
+ * @param[in] argv0 argv[0] of main() function
+ * @param[in] progname name of application using the FileFinder
+ * @param[in] enable_mktexmf if true, tfm and mf file generation is activated */
+void FileFinder::init (const char *argv0, const char *progname, bool enable_mktexmf) {
+ if (_initialized)
+ return;
+
+ _mktex_enabled = enable_mktexmf;
+#ifdef MIKTEX
+ miktex = new MiKTeXCom;
+#else
+ kpse_set_program_name(argv0, progname);
+ // enable tfm and mf generation (actually invoked by calls of kpse_make_tex)
+ kpse_set_program_enabled(kpse_tfm_format, 1, kpse_src_env);
+ kpse_set_program_enabled(kpse_mf_format, 1, kpse_src_env);
+ kpse_make_tex_discard_errors = true; // suppress messages from mktexFOO tools
+#ifdef TEXLIVEWIN32
+ texlive_gs_init();
+#endif
+#endif
+ _initialized = true;
+}
+
+
+/** Cleans up the FileFinder. This function must be called before leaving the
+ * application's main() function. */
+void FileFinder::finish () {
+#ifdef MIKTEX
+ if (miktex) {
+ delete miktex;
+ miktex = 0;
+ }
+#endif
+ _initialized = false;
+}
+
+
+/** Returns the version string of the underlying file searching library (kpathsea, MiKTeX) */
+std::string FileFinder::version () {
+#ifdef MIKTEX
+ bool autoinit=false;
+ try {
+ if (!_initialized) {
+ init("", "", false);
+ autoinit = true;
+ }
+ std::string ret = miktex->getVersion();
+ if (autoinit)
+ finish();
+ return ret;
+ }
+ catch (MessageException &e) {
+ if (autoinit)
+ finish();
+ }
+#else
+ if (const char *v = strrchr(KPSEVERSION, ' '))
+ return v+1;
+#endif
+ return "unknown";
+}
+
+
+/** Determines filetype by the filename extension and calls kpse_find_file
+ * to actually look up the file.
+ * @param[in] fname name of file to look up
+ * @param[in] ftype expected file format of file fname; if 0, it's derived from the filename suffix
+ * @return file path on success, 0 otherwise */
+static const char* find_file (const std::string &fname, const char *ftype) {
+ if (!_initialized || fname.empty())
+ return 0;
+
+ std::string ext;
+ if (ftype)
+ ext = ftype;
+ else {
+ size_t pos = fname.rfind('.');
+ if (pos == std::string::npos)
+ return 0; // no extension and no file type => no search
+ ext = fname.substr(pos+1);
+ }
+
+ static std::string buf;
+#ifdef MIKTEX
+ if (ext == "dll" || ext == "exe") {
+ // lookup dll and exe files in the MiKTeX bin directory first
+ buf = miktex->getBinDir() + "/" + fname;
+ if (FileSystem::exists(buf.c_str()))
+ return buf.c_str();
+ }
+ else if (ext == "cmap") {
+ // The MiKTeX SDK doesn't support the lookup of files without suffix (yet), thus
+ // it's not possible to find cmap files which usually don't have a suffix. In order
+ // to work around this, we try to lookup the files by calling kpsewhich.
+ Process process("kpsewhich", std::string("-format=cmap ")+fname);
+ process.run(&buf);
+ return buf.empty() ? 0 : buf.c_str();
+ }
+ try {
+ return miktex->findFile(fname.c_str());
+ }
+ catch (const MessageException &e) {
+ return 0;
+ }
+#else
+#ifdef TEXLIVEWIN32
+ if (ext == "exe") {
+ // lookup exe files in directory where dvisvgm is located
+ if (const char *path = kpse_var_value("SELFAUTOLOC")) {
+ buf = std::string(path) + "/" + fname;
+ return FileSystem::exists(buf.c_str()) ? buf.c_str() : 0;
+ }
+ return 0;
+ }
+#endif
+ static std::map<std::string, kpse_file_format_type> types;
+ if (types.empty()) {
+ types["tfm"] = kpse_tfm_format;
+ types["pfb"] = kpse_type1_format;
+ types["vf"] = kpse_vf_format;
+ types["mf"] = kpse_mf_format;
+ types["ttc"] = kpse_truetype_format;
+ types["ttf"] = kpse_truetype_format;
+ types["otf"] = kpse_opentype_format;
+ types["map"] = kpse_fontmap_format;
+ types["cmap"] = kpse_cmap_format;
+ types["sty"] = kpse_tex_format;
+ types["enc"] = kpse_enc_format;
+ types["pro"] = kpse_tex_ps_header_format;
+ types["sfd"] = kpse_sfd_format;
+ }
+ std::map<std::string, kpse_file_format_type>::iterator it = types.find(ext.c_str());
+ if (it == types.end())
+ return 0;
+
+ if (char *path = kpse_find_file(fname.c_str(), it->second, 0)) {
+ // In the current version of libkpathsea, each call of kpse_find_file produces
+ // a memory leak since the path buffer is not freed. I don't think we can do
+ // anything against it here...
+ buf = path;
+ std::free(path);
+ return buf.c_str();
+ }
+ return 0;
+#endif
+}
+
+
+/** Checks whether the given file is mapped to a different name and if the
+ * file can be found under this name.
+ * @param[in] fname name of file to look up
+ * @return file path on success, 0 otherwise */
+static const char* find_mapped_file (std::string fname) {
+ size_t pos = fname.rfind('.');
+ if (pos == std::string::npos)
+ return 0;
+ const std::string ext = fname.substr(pos+1); // file extension
+ const std::string base = fname.substr(0, pos);
+ if (const FontMap::Entry *entry = FontMap::instance().lookup(base)) {
+ const char *path=0;
+ if (entry->fontname.find('.') != std::string::npos) // does the mapped filename has an extension?
+ path = find_file(entry->fontname, 0); // look for that file
+ else { // otherwise, use extension of unmapped file
+ fname = entry->fontname + "." + ext;
+ (path = find_file(fname, 0)) || (path = mktex(fname));
+ }
+ return path;
+ }
+ return 0;
+}
+
+
+/** Runs external mktexFOO tool to create missing tfm or mf file.
+ * @param[in] fname name of file to build
+ * @return file path on success, 0 otherwise */
+static const char* mktex (const std::string &fname) {
+ if (!_initialized)
+ return 0;
+
+ size_t pos = fname.rfind('.');
+ if (!_mktex_enabled || pos == std::string::npos)
+ return 0;
+
+ std::string ext = fname.substr(pos+1); // file extension
+ if (ext != "tfm" && ext != "mf")
+ return 0;
+
+ const char *path = 0;
+#ifdef MIKTEX
+ // maketfm and makemf are located in miktex/bin which is in the search PATH
+ std::string toolname = (ext == "tfm" ? "miktex-maketfm" : "miktex-makemf");
+ system((toolname+".exe "+fname).c_str());
+ path = find_file(fname, 0);
+#else
+ kpse_file_format_type type = (ext == "tfm" ? kpse_tfm_format : kpse_mf_format);
+ path = kpse_make_tex(type, fname.c_str());
+#endif
+ return path;
+}
+
+
+/** Searches a file in the TeX directory tree.
+ * If the file doesn't exist, maximal two further steps are applied
+ * (if "extended" is true):
+ * - checks whether the filename is mapped to a different name and returns
+ * the path to that name
+ * - in case of tfm or mf files: invokes the external mktextfm/mktexmf tool
+ * to create the missing file
+ * @param[in] fname name of file to look up
+ * @param[in] ftype type/format of file to look up
+ * @param[in] extended if true, use fontmap lookup and mktexFOO calls
+ * @return path to file on success, 0 otherwise */
+const char* FileFinder::lookup (const std::string &fname, const char *ftype, bool extended) {
+ const char *path;
+ if ((path = find_file(fname, ftype)) || (extended && ((path = find_mapped_file(fname)) || (path = mktex(fname)))))
+ return path;
+ return 0;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FileFinder.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FileFinder.h
new file mode 100644
index 00000000000..6727bd3e81d
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FileFinder.h
@@ -0,0 +1,35 @@
+/*************************************************************************
+** FileFinder.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_KPSFILEFINDER_H
+#define DVISVGM_KPSFILEFINDER_H
+
+#include <string>
+
+struct FileFinder
+{
+ static void init (const char *argv0, const char *progname, bool enable_mktexmf);
+ static void finish ();
+ static std::string version ();
+ static const char* lookup (const std::string &fname, const char *ftype, bool extended=true);
+ static const char* lookup (const std::string &fname, bool extended=true) {return lookup(fname, 0, extended);}
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FilePath.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FilePath.cpp
new file mode 100644
index 00000000000..fc8430145f5
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FilePath.cpp
@@ -0,0 +1,258 @@
+/*************************************************************************
+** FilePath.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cctype>
+#include "FilePath.h"
+#include "FileSystem.h"
+#include "MessageException.h"
+#include "macros.h"
+
+using namespace std;
+
+
+/** Removes redundant slashes from a given path. */
+static string& single_slashes (string &str) {
+ size_t pos=0;
+ while ((pos = str.find("//", pos)) != string::npos)
+ str.replace(pos, 2, "/");
+ return str;
+}
+
+
+#ifdef __WIN32__
+static char strip_drive_letter (string &path) {
+ char letter = 0;
+ if (path.length() >= 2 && path[1] == ':' && isalpha(path[0])) {
+ letter = tolower(path[0]);
+ path.erase(0, 2);
+ }
+ return letter;
+}
+
+
+static char adapt_current_path (string &path, char target_drive) {
+ if (char current_drive = strip_drive_letter(path)) {
+ if (target_drive != current_drive) {
+ if (target_drive == 0)
+ target_drive = current_drive;
+ if (path.empty() || path[0] != '/') {
+ if (FileSystem::chdir((string(1, target_drive) + ":").c_str())) {
+ path.insert(0, FileSystem::getcwd()+"/");
+ strip_drive_letter(path);
+ }
+ else
+ throw MessageException("drive " + string(1, target_drive) + ": not accessible");
+ }
+ }
+ }
+ return target_drive;
+}
+
+
+static void tolower (string &str) {
+ for (size_t i=0; i < str.length(); ++i)
+ str[i] = tolower(str[i]);
+}
+#endif
+
+
+/** Constructs a FilePath object from a given path. Relative paths are
+ * relative to the current working directory.
+ * @param[in] path absolute or relative path to a file or directory */
+FilePath::FilePath (const string &path) {
+ init(path, !FileSystem::isDirectory(path.c_str()), FileSystem::getcwd());
+}
+
+
+/** Constructs a FilePath object.
+ * @param[in] path absolute or relative path to a file or directory
+ * @param[in] isfile true if 'path' references a file, false if a directory is referenced
+ * @param[in] current_dir if 'path' is a relative path expression it will be related to 'current_dir' */
+FilePath::FilePath (const string &path, bool isfile, string current_dir) {
+ init(path, isfile, current_dir);
+}
+
+
+/** Initializes a FilePath object. This method should be called by the constructors only.
+ * @param[in] path absolute or relative path to a file or directory
+ * @param[in] isfile true if 'path' references a file, false if a directory is referenced
+ * @param[in] current_dir if 'path' is a relative path expression it will be related to 'current_dir' */
+void FilePath::init (string path, bool isfile, string current_dir) {
+ single_slashes(path);
+ single_slashes(current_dir);
+#ifdef __WIN32__
+ tolower(path);
+ path = FileSystem::adaptPathSeperators(path);
+ _drive = strip_drive_letter(path);
+#endif
+ if (isfile) {
+ size_t pos = path.rfind('/');
+ _fname = path.substr((pos == string::npos) ? 0 : pos+1);
+ if (pos != string::npos)
+ path.erase(pos);
+ else
+ path.clear();
+ }
+ if (current_dir.empty())
+ current_dir = FileSystem::getcwd();
+#ifdef __WIN32__
+ tolower(current_dir);
+ _drive = adapt_current_path(current_dir, _drive);
+#endif
+ if (!path.empty()) {
+ if (path[0] == '/')
+ current_dir.clear();
+ else if (current_dir[0] != '/')
+ current_dir = "/";
+ else {
+ FilePath curr(current_dir, false, "/");
+ current_dir = curr.absolute();
+#ifdef __WIN32__
+ adapt_current_path(current_dir, _drive);
+#endif
+ }
+ }
+ path.insert(0, current_dir + "/");
+ string elem;
+ FORALL (path, string::const_iterator, it) {
+ if (*it == '/') {
+ add(elem);
+ elem.clear();
+ }
+ else
+ elem += *it;
+ }
+ add(elem);
+}
+
+
+/** Adds a location step to the current path. */
+void FilePath::add (const string &dir) {
+ if (dir == ".." && !_dirs.empty())
+ _dirs.pop_back();
+ else if (dir.length() > 0 && dir != ".")
+ _dirs.push_back(dir);
+}
+
+
+/** Returns the suffix of the filename. If FilePath represents the
+ * location of a directory (and not of a file) an empty string
+ * is returned. */
+string FilePath::suffix () const {
+ size_t start = 0;
+ // ignore leading dots
+ while (start < _fname.length() && _fname[start] == '.')
+ start++;
+ string sub = _fname.substr(start);
+ size_t pos = sub.rfind('.');
+ if (pos != string::npos && pos < sub.length()-1)
+ return sub.substr(pos+1);
+ return "";
+}
+
+
+/** Changes the suffix of the filename. If FilePath represents the
+ * location of a directory (and not of a file) nothing happens.
+ * @param[in] s new suffix */
+void FilePath::suffix (const string &s) {
+ if (!_fname.empty()) {
+ string current_suffix = suffix();
+ if (!current_suffix.empty())
+ _fname.erase(_fname.length()-current_suffix.length()-1);
+ _fname += "."+s;
+ }
+}
+
+
+/** Returns the filename without suffix.
+ * Example: FilePath("/a/b/c.def", true) == "c" */
+string FilePath::basename () const {
+ if (!_fname.empty()) {
+ size_t len = suffix().length();
+ if (len > 0)
+ len++; // strip dot too
+ return _fname.substr(0, _fname.length()-len);
+ }
+ return "";
+}
+
+
+/** Returns the absolute path string of this FilePath.
+ * @param[in] with_filename if false, the filename is omitted
+ * @return the absolute path string */
+string FilePath::absolute (bool with_filename) const {
+ string path;
+ FORALL (_dirs, ConstIterator, it) {
+ path += "/" + *it;
+ }
+ if (path.empty())
+ path = "/";
+ if (with_filename && !_fname.empty())
+ path += "/"+_fname;
+#ifdef __WIN32__
+ if (_drive)
+ path.insert(0, string(1, _drive) + ":");
+#endif
+ return single_slashes(path);
+}
+
+
+/** Returns a path string of this FilePath relative to reldir. If we wanted to
+ * navigate from /a/b/c/d to /a/b/e/f using the shell command "cd", we could do that
+ * with the relative path argument: "cd ../../e/f". This function returns such a relative
+ * path. Example: FilePath("/a/b/e/f").relative("/a/b/c/d") => "../../e/f".
+ * @param[in] reldir absolute path to a directory
+ * @param[in] with_filename if false, the filename is omitted
+ * @return the relative path string */
+string FilePath::relative (string reldir, bool with_filename) const {
+ if (reldir.empty())
+ reldir = FileSystem::getcwd();
+#ifdef __WIN32__
+ adapt_current_path(reldir, _drive);
+#endif
+ if (reldir[0] != '/')
+ return absolute();
+ FilePath rel(reldir, false);
+ string path;
+#ifdef __WIN32__
+ if (rel._drive && _drive && rel._drive != _drive)
+ path += string(1, _drive) + ":";
+#endif
+ ConstIterator i = _dirs.begin();
+ ConstIterator j = rel._dirs.begin();
+ while (i != _dirs.end() && j != rel._dirs.end() && *i == *j)
+ ++i, ++j;
+ for (; j != rel._dirs.end(); ++j)
+ path += "../";
+ for (; i != _dirs.end(); ++i)
+ path += *i + "/";
+ if (!path.empty())
+ path.erase(path.length()-1, 1); // remove trailing slash
+ if (with_filename && !_fname.empty()) {
+ if (!path.empty() && path != "/")
+ path += "/";
+ path += _fname;
+ }
+ if (path.empty())
+ path = ".";
+ return single_slashes(path);
+}
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FilePath.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FilePath.h
new file mode 100644
index 00000000000..005d9ecc66e
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FilePath.h
@@ -0,0 +1,59 @@
+/*************************************************************************
+** FilePath.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_FILEPATH_H
+#define DVISVGM_FILEPATH_H
+
+#include <string>
+#include <vector>
+
+class FilePath
+{
+ typedef std::vector<std::string> Directories;
+ typedef Directories::iterator Iterator;
+ typedef Directories::const_iterator ConstIterator;
+ public:
+ FilePath (const std::string &path);
+ FilePath (const std::string &path, bool isfile, std::string current_dir="");
+ std::string absolute (bool with_filename=true) const;
+ std::string relative (std::string reldir="", bool with_filename=true) const;
+ std::string basename () const;
+ std::string suffix () const;
+ void suffix (const std::string &s);
+ size_t depth () const {return _dirs.size();}
+ bool isFile () const {return !_fname.empty();}
+ bool empty () const {return _dirs.empty() && _fname.empty();}
+ const std::string& filename () const {return _fname;}
+ void filename (const std::string &fname) {_fname = fname;}
+
+ protected:
+ void init (std::string path, bool isfile, std::string current_dir);
+ void add (const std::string &elem);
+
+ private:
+ Directories _dirs;
+ std::string _fname;
+#ifdef __WIN32__
+ char _drive;
+#endif
+};
+
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FileSystem.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FileSystem.cpp
new file mode 100644
index 00000000000..a0c93177ac8
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FileSystem.cpp
@@ -0,0 +1,330 @@
+/*************************************************************************
+** FileSystem.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cstdlib>
+#include <cstring>
+#include <fstream>
+#include "FileSystem.h"
+#include "macros.h"
+
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
+
+using namespace std;
+
+#ifdef __WIN32__
+ #include <direct.h>
+ #include <windows.h>
+ const char *FileSystem::DEVNULL = "nul";
+ const char FileSystem::PATHSEP = '\\';
+ #define unlink _unlink
+#else
+ #include <dirent.h>
+ #include <pwd.h>
+ #include <sys/stat.h>
+ #include <sys/types.h>
+ const char *FileSystem::DEVNULL = "/dev/null";
+ const char FileSystem::PATHSEP = '/';
+#endif
+
+
+bool FileSystem::remove (const string &fname) {
+ return unlink(fname.c_str()) == 0;
+}
+
+
+/** Copies a file.
+ * @param[in] src path of file to copy
+ * @param[in] dest path of target file
+ * @param[in] remove_src remove file 'src' if true
+ * @return true on success */
+bool FileSystem::copy (const string &src, const string &dest, bool remove_src) {
+ ifstream ifs(src.c_str(), ios::in|ios::binary);
+ ofstream ofs(dest.c_str(), ios::out|ios::binary);
+ if (ifs && ofs) {
+ ofs << ifs.rdbuf();
+ if (!ifs.fail() && !ofs.fail() && remove_src) {
+ ofs.close();
+ ifs.close();
+ return remove(src);
+ }
+ else
+ return !remove_src;
+ }
+ return false;
+}
+
+
+bool FileSystem::rename (const string &oldname, const string &newname) {
+ return ::rename(oldname.c_str(), newname.c_str()) == 0;
+}
+
+
+UInt64 FileSystem::filesize (const string &fname) {
+#ifdef __WIN32__
+ // unfortunately, stat doesn't work properly under Windows
+ // so we have to use this freaky code
+ WIN32_FILE_ATTRIBUTE_DATA attr;
+ GetFileAttributesExA(fname.c_str(), GetFileExInfoStandard, &attr);
+ return (static_cast<UInt64>(attr.nFileSizeHigh) << (8*sizeof(attr.nFileSizeLow))) | attr.nFileSizeLow;
+#else
+ struct stat attr;
+ return (stat(fname.c_str(), &attr) == 0) ? attr.st_size : 0;
+#endif
+}
+
+
+string FileSystem::adaptPathSeperators (string path) {
+ for (size_t i=0; i < path.length(); i++)
+ if (path[i] == PATHSEP)
+ path[i] = '/';
+ return path;
+}
+
+
+string FileSystem::getcwd () {
+ char buf[1024];
+#ifdef __WIN32__
+ return adaptPathSeperators(_getcwd(buf, 1024));
+#else
+ return ::getcwd(buf, 1024);
+#endif
+}
+
+
+/** Changes the work directory.
+ * @param[in] dir path to new work directory
+ * @return true on success */
+bool FileSystem::chdir (const char *dir) {
+ bool success = false;
+ if (dir) {
+#ifdef __WIN32__
+ success = (_chdir(dir) == 0);
+#else
+ success = (chdir(dir) == 0);
+#endif
+ }
+ return success;
+}
+
+
+/** Returns the user's home directory. */
+const char* FileSystem::userdir () {
+#ifdef __WIN32__
+ const char *drive=getenv("HOMEDRIVE");
+ const char *path=getenv("HOMEPATH");
+ if (drive && path) {
+ static string ret = string(drive)+path;
+ if (!ret.empty())
+ return ret.c_str();
+ }
+ return 0;
+#else
+ const char *dir=getenv("HOME");
+ if (!dir) {
+ if (const char *user=getenv("USER")) {
+ if (struct passwd *pw=getpwnam(user))
+ dir = pw->pw_dir;
+ }
+ }
+ return dir;
+#endif
+}
+
+
+/** Private wrapper function for mkdir: creates a single folder.
+ * @param[in] dir folder name
+ * @return true on success */
+static bool s_mkdir (const char *dir) {
+ bool success = true;
+ if (!FileSystem::exists(dir)) {
+#ifdef __WIN32__
+ success = (_mkdir(dir) == 0);
+#else
+ success = (mkdir(dir, 0776) == 0);
+#endif
+ }
+ return success;
+}
+
+
+static bool inline s_rmdir (const char *dir) {
+#ifdef __WIN32__
+ return (_rmdir(dir) == 0);
+#else
+ return (rmdir(dir) == 0);
+#endif
+}
+
+
+/** Removes leading and trailing whitespace from a string. */
+static string trim (const string &str) {
+ int first=0, last=str.length()-1;
+ while (isspace(str[first]))
+ first++;
+ while (isspace(str[last]))
+ last--;
+ return str.substr(first, last-first+1);
+}
+
+
+/** Creates a new folder relative to the current work directory. If necessary,
+ * the parent folders are also created.
+ * @param[in] dir single folder name or path to folder
+ * @return true if folder(s) could be created */
+bool FileSystem::mkdir (const char *dir) {
+ bool success = false;
+ if (dir) {
+ success = true;
+ const string dirstr = adaptPathSeperators(trim(dir));
+ for (size_t pos=1; success && (pos = dirstr.find('/', pos)) != string::npos; pos++)
+ success &= s_mkdir(dirstr.substr(0, pos).c_str());
+ success &= s_mkdir(dirstr.c_str());
+ }
+ return success;
+}
+
+
+/** Removes a directory and its contents.
+ * @param[in] dirname path to directory
+ * @return true on success */
+bool FileSystem::rmdir (const char *dirname) {
+ bool ok = false;
+ if (dirname && isDirectory(dirname)) {
+ ok = true;
+#ifdef __WIN32__
+ string pattern = string(dirname) + "/*";
+ WIN32_FIND_DATA data;
+ HANDLE h = FindFirstFile(pattern.c_str(), &data);
+ bool ready = (h == INVALID_HANDLE_VALUE);
+ while (!ready && ok) {
+ const char *fname = data.cFileName;
+ string path = string(dirname) + "/" + fname;
+ if (isDirectory(path.c_str())) {
+ if (strcmp(fname, ".") != 0 && strcmp(fname, "..") != 0)
+ ok = rmdir(path.c_str()) && s_rmdir(path.c_str());
+ }
+ else if (isFile(path.c_str()))
+ ok = remove(path);
+ else
+ ok = false;
+ ready = !FindNextFile(h, &data);
+ }
+ FindClose(h);
+#else
+ if (DIR *dir = opendir(dirname)) {
+ struct dirent *ent;
+ while ((ent = readdir(dir)) && ok) {
+ const char *fname = ent->d_name;
+ string path = string(fname) + "/" + fname;
+ if (isDirectory(path.c_str())) {
+ if (strcmp(fname, ".") != 0 && strcmp(fname, "..") != 0)
+ ok = rmdir(path.c_str()) && s_rmdir(path.c_str());
+ }
+ else if (isFile(path.c_str()))
+ ok = remove(path);
+ else
+ ok = false;
+ }
+ closedir(dir);
+ }
+#endif
+ ok = s_rmdir(dirname);
+ }
+ return ok;
+}
+
+
+/** Checks if a file or directory exits. */
+bool FileSystem::exists (const char *fname) {
+ if (!fname)
+ return false;
+#ifdef __WIN32__
+ return GetFileAttributes(fname) != INVALID_FILE_ATTRIBUTES;
+#else
+ struct stat attr;
+ return stat(fname, &attr) == 0;
+#endif
+}
+
+
+/** Returns true if 'fname' references a directory. */
+bool FileSystem::isDirectory (const char *fname) {
+ if (!fname)
+ return false;
+#ifdef __WIN32__
+ return GetFileAttributes(fname) & FILE_ATTRIBUTE_DIRECTORY;
+#else
+ struct stat attr;
+ return stat(fname, &attr) == 0 && S_ISDIR(attr.st_mode);
+#endif
+}
+
+
+/** Returns true if 'fname' references a file. */
+bool FileSystem::isFile (const char *fname) {
+ if (!fname)
+ return false;
+#ifdef __WIN32__
+ ifstream ifs(fname);
+ return (bool)ifs;
+#else
+ struct stat attr;
+ return stat(fname, &attr) == 0 && S_ISREG(attr.st_mode);
+#endif
+}
+
+
+int FileSystem::collect (const char *dirname, vector<string> &entries) {
+ entries.clear();
+#ifdef __WIN32__
+ string pattern = string(dirname) + "/*";
+ WIN32_FIND_DATA data;
+ HANDLE h = FindFirstFile(pattern.c_str(), &data);
+ bool ready = (h == INVALID_HANDLE_VALUE);
+ while (!ready) {
+ string fname = data.cFileName;
+ string path = string(dirname)+"/"+fname;
+ string typechar = isFile(path.c_str()) ? "f" : isDirectory(path.c_str()) ? "d" : "?";
+ if (fname != "." && fname != "..")
+ entries.push_back(typechar+fname);
+ ready = !FindNextFile(h, &data);
+ }
+ FindClose(h);
+#else
+ if (DIR *dir = opendir(dirname)) {
+ struct dirent *ent;
+ while ((ent = readdir(dir))) {
+ string fname = ent->d_name;
+ string path = string(dirname)+"/"+fname;
+ string typechar = isFile(path.c_str()) ? "f" : isDirectory(path.c_str()) ? "d" : "?";
+ if (fname != "." && fname != "..")
+ entries.push_back(typechar+fname);
+ }
+ closedir(dir);
+ }
+#endif
+ return entries.size();
+}
+
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FileSystem.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FileSystem.h
new file mode 100644
index 00000000000..d14454262ac
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FileSystem.h
@@ -0,0 +1,48 @@
+/*************************************************************************
+** FileSystem.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_FILESYSTEM_H
+#define DVISVGM_FILESYSTEM_H
+
+#include <string>
+#include <vector>
+#include "types.h"
+
+struct FileSystem
+{
+ static bool remove (const std::string &fname);
+ static bool rename (const std::string &oldname, const std::string &newname);
+ static bool copy (const std::string &src, const std::string &dest, bool remove_src=false);
+ static UInt64 filesize (const std::string &fname);
+ static std::string adaptPathSeperators (std::string path);
+ static std::string getcwd ();
+ static bool chdir (const char *dir);
+ static bool exists (const char *file);
+ static bool mkdir (const char *dir);
+ static bool rmdir (const char *fname);
+ static int collect (const char *dirname, std::vector<std::string> &entries);
+ static bool isDirectory (const char *fname);
+ static bool isFile (const char *fname);
+ static const char* userdir ();
+ static const char* DEVNULL;
+ static const char PATHSEP;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Font.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Font.cpp
new file mode 100644
index 00000000000..ef81abb43be
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Font.cpp
@@ -0,0 +1,656 @@
+/*************************************************************************
+** Font.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cstdlib>
+#include <iostream>
+#include <fstream>
+#include <sstream>
+#include "CMap.h"
+#include "FileFinder.h"
+#include "FileSystem.h"
+#include "Font.h"
+#include "FontEncoding.h"
+#include "FontEngine.h"
+#include "GFGlyphTracer.h"
+#include "Glyph.h"
+#include "Message.h"
+#include "MetafontWrapper.h"
+#include "TFM.h"
+#include "VFReader.h"
+#include "SignalHandler.h"
+#include "Subfont.h"
+#include "SVGTree.h"
+#include "Unicode.h"
+#include "macros.h"
+
+
+using namespace std;
+
+
+UInt32 Font::unicode (UInt32 c) const {
+ // @@ this should be optimized :-)
+ return Unicode::isValidCodepoint(c) ? c : 0x3400+c;
+}
+
+
+/** Returns the encoding object of this font which is asigned in a map file.
+ * If there's no encoding assigned, the function returns 0. */
+const FontEncoding* Font::encoding () const {
+ if (const FontMap::Entry *entry = fontMapEntry())
+ return FontEncoding::encoding(entry->encname);
+ return 0;
+}
+
+
+const FontMap::Entry* Font::fontMapEntry () const {
+ string fontname = name();
+ size_t pos = fontname.rfind('.');
+ if (pos != string::npos)
+ fontname = fontname.substr(0, pos); // strip extension
+ return FontMap::instance().lookup(fontname);
+}
+
+
+/** Compute the extents of a given glyph.
+ * @param[in] c character code of glyph
+ * @param[in] vertical true if is glyph is part of vertical aligned text
+ * @param[out] metrics the resulting extents */
+void Font::getGlyphMetrics (int c, bool vertical, GlyphMetrics &metrics) const {
+ double s = scaleFactor();
+ if (vertical) { // get metrics for vertical text flow?
+ if (verticalLayout()) { // is the font designed for vertical texts?
+ metrics.wl = s*charDepth(c);
+ metrics.wr = s*charHeight(c);
+ metrics.h = 0;
+ metrics.d = s*charWidth(c);
+ }
+ else { // rotate box by 90 degrees for alphabetic text
+ metrics.wl = s*charDepth(c);
+ metrics.wr = s*charHeight(c);
+ metrics.h = 0;
+ metrics.d = s*(charWidth(c)+italicCorr(c));
+ }
+ }
+ else {
+ metrics.wl = 0;
+ metrics.wr = s*(charWidth(c)+italicCorr(c));
+ metrics.h = s*charHeight(c);
+ metrics.d = s*charDepth(c);
+ }
+}
+
+
+const char* Font::filename () const {
+ const char *fname = strrchr(path(), '/');
+ if (fname)
+ return fname+1;
+ return path();
+}
+
+///////////////////////////////////////////////////////////////////////////////////////
+
+TFMFont::TFMFont (string name, UInt32 cs, double ds, double ss)
+ : _metrics(0), _fontname(name), _checksum(cs), _dsize(ds), _ssize(ss)
+{
+}
+
+
+TFMFont::~TFMFont () {
+ delete _metrics;
+}
+
+
+/** Returns a font metrics object for the current font.
+ * @throw FontException if TFM file can't be found */
+const FontMetrics* TFMFont::getMetrics () const {
+ if (!_metrics) {
+ try {
+ _metrics = FontMetrics::read(_fontname.c_str());
+ if (!_metrics) {
+ _metrics = new NullFontMetric;
+ Message::wstream(true) << "can't find "+_fontname+".tfm\n";
+ }
+ }
+ catch (FontMetricException &e) {
+ _metrics = new NullFontMetric;
+ Message::wstream(true) << e.what() << " in " << _fontname << ".tfm\n";
+ }
+ }
+ return _metrics;
+}
+
+
+double TFMFont::charWidth (int c) const {
+ double w = getMetrics() ? getMetrics()->getCharWidth(c) : 0;
+ if (style()) {
+ w *= style()->extend;
+ w += fabs(style()->slant*charHeight(c)); // slant := tan(phi) = dx/height
+ }
+ return w;
+}
+
+
+double TFMFont::italicCorr (int c) const {
+ double w = getMetrics() ? getMetrics()->getItalicCorr(c) : 0;
+ if (style())
+ w *= style()->extend;
+ return w;
+}
+
+
+double TFMFont::charDepth (int c) const {return getMetrics() ? getMetrics()->getCharDepth(c) : 0;}
+double TFMFont::charHeight (int c) const {return getMetrics() ? getMetrics()->getCharHeight(c) : 0;}
+
+
+/** Tests if the checksum of the font matches that of the corresponding TFM file. */
+bool TFMFont::verifyChecksums () const {
+ if (_checksum != 0 && getMetrics() && getMetrics()->getChecksum() != 0)
+ return _checksum == getMetrics()->getChecksum();
+ return true;
+}
+
+//////////////////////////////////////////////////////////////////////////////
+
+// static class variables
+bool PhysicalFont::EXACT_BBOX = false;
+bool PhysicalFont::KEEP_TEMP_FILES = false;
+const char *PhysicalFont::CACHE_PATH = 0;
+double PhysicalFont::METAFONT_MAG = 4;
+FontCache PhysicalFont::_cache;
+
+
+Font* PhysicalFont::create (string name, UInt32 checksum, double dsize, double ssize, PhysicalFont::Type type) {
+ return new PhysicalFontImpl(name, 0, checksum, dsize, ssize, type);
+}
+
+
+Font* PhysicalFont::create (string name, int fontindex, UInt32 checksum, double dsize, double ssize) {
+ return new PhysicalFontImpl(name, fontindex, checksum, dsize, ssize, PhysicalFont::TTC);
+}
+
+
+const char* PhysicalFont::path () const {
+ const char *ext=0;
+ switch (type()) {
+ case OTF: ext = "otf"; break;
+ case PFB: ext = "pfb"; break;
+ case TTC: ext = "ttc"; break;
+ case TTF: ext = "ttf"; break;
+ case MF : ext = "mf"; break;
+ default : ext = 0;
+ }
+ if (ext)
+ return FileFinder::lookup(name()+"."+ext);
+ return FileFinder::lookup(name());
+}
+
+
+/** Returns true if this font is CID-based. */
+bool PhysicalFont::isCIDFont () const {
+ if (type() == MF)
+ return false;
+ FontEngine::instance().setFont(*this);
+ return FontEngine::instance().isCIDFont();
+}
+
+
+/** Retrieve the IDs of all charachter maps available in the font file.
+ * @param[out] charMapIDs IDs of the found character maps
+ * @return number of found character maps */
+int PhysicalFont::collectCharMapIDs (std::vector<CharMapID> &charMapIDs) const {
+ if (type() == MF)
+ return 0;
+ FontEngine::instance().setFont(*this);
+ return FontEngine::instance().getCharMapIDs(charMapIDs);
+}
+
+
+/** Decodes a character code used in the DVI file to the code required to
+ * address the correct character in the font.
+ * @param[in] c DVI character to decode
+ * @return target character code or name */
+Character PhysicalFont::decodeChar (UInt32 c) const {
+ if (const FontEncoding *enc = encoding())
+ return enc->decode(c);
+ return Character(Character::CHRCODE, c);
+}
+
+
+/** Returns the number of units per EM. The EM square is the virtual area a glyph is designed on.
+ * All coordinates used to specify portions of the glyph are relative to the origin (0,0) at the
+ * lower left corner of this square, while the upper right corner is located at (m,m), where m
+ * is an integer value defined with the font, and returned by this function. */
+int PhysicalFont::unitsPerEm() const {
+ if (type() == MF)
+ return 1000;
+ FontEngine::instance().setFont(*this);
+ return FontEngine::instance().getUnitsPerEM();
+}
+
+
+int PhysicalFont::hAdvance () const {
+ if (type() == MF)
+ return 0;
+ FontEngine::instance().setFont(*this);
+ return FontEngine::instance().getHAdvance();
+}
+
+
+double PhysicalFont::hAdvance (int c) const {
+ if (type() == MF)
+ return unitsPerEm()*charWidth(c)/designSize();
+ FontEngine::instance().setFont(*this);
+ if (const FontMap::Entry *entry = fontMapEntry())
+ if (Subfont *sf = entry->subfont)
+ c = sf->decode(c);
+ return FontEngine::instance().getHAdvance(decodeChar(c));
+}
+
+
+double PhysicalFont::vAdvance (int c) const {
+ if (type() == MF)
+ return unitsPerEm()*charWidth(c)/designSize();
+ FontEngine::instance().setFont(*this);
+ if (const FontMap::Entry *entry = fontMapEntry())
+ if (Subfont *sf = entry->subfont)
+ c = sf->decode(c);
+ return FontEngine::instance().getVAdvance(decodeChar(c));
+}
+
+
+string PhysicalFont::glyphName (int c) const {
+ if (type() == MF)
+ return "";
+ FontEngine::instance().setFont(*this);
+ if (const FontMap::Entry *entry = fontMapEntry())
+ if (Subfont *sf = entry->subfont)
+ c = sf->decode(c);
+ return FontEngine::instance().getGlyphName(decodeChar(c));
+}
+
+
+double PhysicalFont::scaledAscent() const {
+ return ascent()*scaledSize()/unitsPerEm();
+}
+
+
+int PhysicalFont::ascent () const {
+ if (type() == MF)
+ return 0;
+ FontEngine::instance().setFont(*this);
+ return FontEngine::instance().getAscender();
+}
+
+
+int PhysicalFont::descent () const {
+ if (type() == MF)
+ return 0;
+ FontEngine::instance().setFont(*this);
+ return FontEngine::instance().getDescender();
+}
+
+
+/** Extracts the glyph outlines of a given character.
+ * @param[in] c character code of requested glyph
+ * @param[out] glyph path segments of the glyph outline
+ * @param[in] cb optional callback object for tracer class
+ * @return true if outline could be computed */
+bool PhysicalFont::getGlyph (int c, GraphicPath<Int32> &glyph, GFGlyphTracer::Callback *cb) const {
+ if (type() == MF) {
+ const Glyph *cached_glyph=0;
+ if (CACHE_PATH) {
+ _cache.write(CACHE_PATH);
+ _cache.read(name().c_str(), CACHE_PATH);
+ cached_glyph = _cache.getGlyph(c);
+ }
+ if (cached_glyph) {
+ glyph = *cached_glyph;
+ return true;
+ }
+ else {
+ string gfname;
+ if (createGF(gfname)) {
+ try {
+ double ds = getMetrics() ? getMetrics()->getDesignSize() : 1;
+ GFGlyphTracer tracer(gfname, unitsPerEm()/ds, cb);
+ tracer.setGlyph(glyph);
+ tracer.executeChar(c);
+ glyph.closeOpenSubPaths();
+ if (CACHE_PATH)
+ _cache.setGlyph(c, glyph);
+ return true;
+ }
+ catch (GFException &e) {
+ // @@ print error message
+ }
+ }
+ else {
+ Message::wstream(true) << "failed creating " << name() << ".gf\n";
+ }
+ }
+ }
+ else { // vector fonts (OTF, PFB, TTF, TTC)
+ bool ok=true;
+ FontEngine::instance().setFont(*this);
+ if (const FontMap::Entry *entry = fontMapEntry())
+ if (Subfont *sf = entry->subfont)
+ c = sf->decode(c);
+ ok = FontEngine::instance().traceOutline(decodeChar(c), glyph, false);
+ glyph.closeOpenSubPaths();
+ return ok;
+ }
+ return false;
+}
+
+
+/** Creates a GF file for this font object.
+ * @param[out] gfname name of GF font file
+ * @return true on success */
+bool PhysicalFont::createGF (string &gfname) const {
+ SignalHandler::instance().check();
+ gfname = name()+".gf";
+ MetafontWrapper mf(name());
+ bool ok = mf.make("ljfour", METAFONT_MAG); // call Metafont if necessary
+ return ok && mf.success() && getMetrics();
+}
+
+
+/** Traces all glyphs of the current font and stores them in the cache. If caching is disabled, nothing happens.
+ * @param[in] includeCached if true, glyphs already cached are traced again
+ * @param[in] cb optional callback methods called by the tracer
+ * @return number of glyphs traced */
+int PhysicalFont::traceAllGlyphs (bool includeCached, GFGlyphTracer::Callback *cb) const {
+ int count = 0;
+ if (type() == MF && CACHE_PATH) {
+ if (const FontMetrics *metrics = getMetrics()) {
+ int fchar = metrics->firstChar();
+ int lchar = metrics->lastChar();
+ string gfname;
+ Glyph glyph;
+ if (createGF(gfname)) {
+ _cache.read(name().c_str(), CACHE_PATH);
+ double ds = getMetrics() ? getMetrics()->getDesignSize() : 1;
+ GFGlyphTracer tracer(gfname, unitsPerEm()/ds, cb);
+ tracer.setGlyph(glyph);
+ for (int i=fchar; i <= lchar; i++) {
+ if (includeCached || !_cache.getGlyph(i)) {
+ glyph.clear();
+ tracer.executeChar(i);
+ glyph.closeOpenSubPaths();
+ _cache.setGlyph(i, glyph);
+ ++count;
+ }
+ }
+ _cache.write(CACHE_PATH);
+ }
+ }
+ }
+ return count;
+}
+
+
+/** Computes the exact bounding box of a glyph.
+ * @param[in] c character code of the glyph
+ * @param[out] bbox the computed bounding box
+ * @param[in] cb optional calback object forwarded to the tracer
+ * @return true if the box could be computed successfully */
+bool PhysicalFont::getExactGlyphBox(int c, BoundingBox& bbox, GFGlyphTracer::Callback* cb) const {
+ Glyph glyph;
+ if (getGlyph(c, glyph, cb)) {
+ glyph.computeBBox(bbox);
+ double s = scaledSize()/unitsPerEm();
+ bbox.scale(s, s);
+ return true;
+ }
+ return false;
+}
+
+
+bool PhysicalFont::getExactGlyphBox (int c, GlyphMetrics &metrics, bool vertical, GFGlyphTracer::Callback *cb) const {
+ BoundingBox charbox;
+ if (!getExactGlyphBox(c, charbox, cb))
+ return false;
+ if ((metrics.wl = -charbox.minX()) < 0) metrics.wl=0;
+ if ((metrics.wr = charbox.maxX()) < 0) metrics.wr=0;
+ if ((metrics.h = charbox.maxY()) < 0) metrics.h=0;
+ if ((metrics.d = -charbox.minY()) < 0) metrics.d=0;
+ if (vertical) { // vertical text orientation
+ if (verticalLayout()) { // font designed for vertical layout?
+ metrics.wl = metrics.wr = (metrics.wl+metrics.wr)/2;
+ metrics.d += metrics.h;
+ metrics.h = 0;
+ }
+ else {
+ double depth = metrics.d;
+ metrics.d = metrics.wr;
+ metrics.wr = metrics.h;
+ metrics.h = metrics.wl;
+ metrics.wl = depth;
+ }
+ }
+ return true;
+}
+
+
+Font* VirtualFont::create (string name, UInt32 checksum, double dsize, double ssize) {
+ return new VirtualFontImpl(name, checksum, dsize, ssize);
+}
+
+
+//////////////////////////////////////////////////////////////////////////////
+
+
+PhysicalFontImpl::PhysicalFontImpl (string name, int fontindex, UInt32 cs, double ds, double ss, PhysicalFont::Type type)
+ : TFMFont(name, cs, ds, ss),
+ _filetype(type), _fontIndex(fontindex), _fontMapEntry(Font::fontMapEntry()), _encodingPair(Font::encoding()), _localCharMap(0)
+{
+}
+
+
+PhysicalFontImpl::~PhysicalFontImpl () {
+ if (CACHE_PATH)
+ _cache.write(CACHE_PATH);
+ if (!KEEP_TEMP_FILES)
+ tidy();
+ delete _localCharMap;
+}
+
+
+const FontEncoding* PhysicalFontImpl::encoding () const {
+ if (!_encodingPair.enc1())
+ return 0;
+ return &_encodingPair;
+}
+
+
+bool PhysicalFontImpl::findAndAssignBaseFontMap () {
+ const FontEncoding *enc = encoding();
+ if (enc && enc->mapsToCharIndex()) {
+ // try to find a base font map that maps from character indexes to a suitable
+ // target encoding supported by the font file
+ if (const FontEncoding *bfmap = enc->findCompatibleBaseFontMap(this, _charmapID))
+ _encodingPair.assign(bfmap);
+ else
+ return false;
+ }
+ else if (type() != MF) {
+ FontEngine::instance().setFont(*this);
+ if ((_localCharMap = FontEngine::instance().createCustomToUnicodeMap()) != 0)
+ _charmapID = FontEngine::instance().setCustomCharMap();
+ else
+ _charmapID = FontEngine::instance().setUnicodeCharMap();
+ }
+ return true;
+}
+
+
+UInt32 PhysicalFontImpl::unicode (UInt32 c) const {
+ if (type() == MF)
+ return Font::unicode(c);
+ Character chr = decodeChar(c);
+ if (chr.type() == Character::NAME || chr.number() == 0)
+ return Font::unicode(c);
+
+ if (_localCharMap) {
+ if (UInt32 mapped_char = _localCharMap->valueAt(chr.number()))
+ return mapped_char;
+ // No unicode equivalent found in font file.
+ // Now we should look for a smart alternative but at the moment
+ // it's sufficient to simply choose a valid unused unicode value...
+ // Can we use the charcode itself as a unicode replacement?
+ if (!_localCharMap->valueExists(chr.number()) && Unicode::isValidCodepoint(chr.number()))
+ return chr.number();
+ }
+ if (Unicode::isValidCodepoint(chr.number()))
+ return chr.number();
+ return Font::unicode(chr.number());
+}
+
+
+/** Delete all temporary font files created by Metafont. */
+void PhysicalFontImpl::tidy () const {
+ if (type() == MF) {
+ const char *ext[] = {"gf", "tfm", "log", 0};
+ for (const char **p=ext; *p; ++p) {
+ if (FileSystem::exists((name()+"."+(*p)).c_str()))
+ FileSystem::remove(name()+"."+(*p));
+ }
+ }
+}
+
+//////////////////////////////////////////////////////////////////////////////
+
+string NativeFont::uniqueName (const string &path, const FontStyle &style) {
+ static map<string, int> ids;
+ ostringstream oss;
+ oss << path << "b" << style.bold << "e" << style.extend << "s" << style.slant;
+ map<string, int>::iterator it = ids.find(oss.str());
+ int id = ids.size();
+ if (it == ids.end())
+ ids[oss.str()] = id;
+ else
+ id = it->second;
+ oss.str("");
+ oss << "nf" << id;
+ return oss.str();
+}
+
+
+string NativeFont::name () const {
+ return uniqueName(path(), _style);
+}
+
+
+PhysicalFont::Type NativeFont::type () const {
+ if (const char *filepath = path()) {
+ if (const char *p =strrchr(filepath, '.')) {
+ string ext = p+1;
+ if (ext == "otf")
+ return PhysicalFont::OTF;
+ if (ext == "ttf")
+ return PhysicalFont::TTF;
+ if (ext == "pfb")
+ return PhysicalFont::PFB;
+ }
+ }
+ return PhysicalFont::UNKNOWN;
+}
+
+
+double NativeFont::charWidth (int c) const {
+ FontEngine::instance().setFont(*this);
+ int upem = FontEngine::instance().getUnitsPerEM();
+ double w = upem ? (scaledSize()*FontEngine::instance().getAdvance(c)/upem*_style.extend) : 0;
+ w += fabs(_style.slant*charHeight(c));
+ return w;
+}
+
+
+double NativeFont::charHeight (int c) const {
+ FontEngine::instance().setFont(*this);
+ int upem = FontEngine::instance().getUnitsPerEM();
+ return upem ? (scaledSize()*FontEngine::instance().getAscender()/upem) : 0;
+}
+
+
+double NativeFont::charDepth (int c) const {
+ FontEngine::instance().setFont(*this);
+ int upem = FontEngine::instance().getUnitsPerEM();
+ return upem ? (-scaledSize()*FontEngine::instance().getDescender()/upem) : 0;
+}
+
+
+bool NativeFontImpl::findAndAssignBaseFontMap () {
+ FontEngine &fe = FontEngine::instance();
+ fe.setFont(*this);
+ fe.setUnicodeCharMap();
+ fe.buildCharMap(_toUnicodeMap);
+ if (!_toUnicodeMap.addMissingMappings(fe.getNumGlyphs()))
+ Message::wstream(true) << "incomplete unicode mapping for native font " << name() << " (" << filename() << ")\n";
+ return true;
+}
+
+
+Character NativeFontImpl::decodeChar (UInt32 c) const {
+ return Character(Character::INDEX, c);
+}
+
+
+UInt32 NativeFontImpl::unicode (UInt32 c) const {
+ UInt32 ucode = _toUnicodeMap.valueAt(c);
+ return Unicode::isValidCodepoint(ucode) ? ucode : 0x3400+ucode;
+}
+
+//////////////////////////////////////////////////////////////////////////////
+
+VirtualFontImpl::VirtualFontImpl (string name, UInt32 cs, double ds, double ss)
+ : TFMFont(name, cs, ds, ss)
+{
+}
+
+
+VirtualFontImpl::~VirtualFontImpl () {
+ // delete dvi vectors received by VFReaderAction
+ for (map<UInt32, DVIVector*>::iterator i=_charDefs.begin(); i != _charDefs.end(); ++i)
+ delete i->second;
+}
+
+
+const char* VirtualFontImpl::path () const {
+ return FileFinder::lookup(name()+".vf");
+}
+
+
+void VirtualFontImpl::assignChar (UInt32 c, DVIVector *dvi) {
+ if (dvi) {
+ if (_charDefs.find(c) == _charDefs.end())
+ _charDefs[c] = dvi;
+ else
+ delete dvi;
+ }
+}
+
+
+const vector<UInt8>* VirtualFontImpl::getDVI (int c) const {
+ map<UInt32,DVIVector*>::const_iterator it = _charDefs.find(c);
+ return (it == _charDefs.end() ? 0 : it->second);
+}
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Font.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Font.h
new file mode 100644
index 00000000000..ed862a9f165
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Font.h
@@ -0,0 +1,389 @@
+/*************************************************************************
+** Font.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_FONT_H
+#define DVISVGM_FONT_H
+
+#include <map>
+#include <string>
+#include <vector>
+#include "Character.h"
+#include "CharMapID.h"
+#include "Color.h"
+#include "FontCache.h"
+#include "FontEncoding.h"
+#include "FontMap.h"
+#include "FontMetrics.h"
+#include "GFGlyphTracer.h"
+#include "Glyph.h"
+#include "GraphicPath.h"
+#include "MessageException.h"
+#include "RangeMap.h"
+#include "ToUnicodeMap.h"
+#include "VFActions.h"
+#include "VFReader.h"
+#include "types.h"
+
+
+struct FontStyle;
+
+
+struct GlyphMetrics
+{
+ GlyphMetrics () : wl(0), wr(0), h(0), d(0) {}
+ GlyphMetrics (double wwl, double wwr, double hh, double dd) : wl(wwl), wr(wwr), h(hh), d(dd) {}
+ double wl, wr, h, d;
+};
+
+
+/** Abstract base for all font classes. */
+struct Font {
+ virtual ~Font () {}
+ virtual Font* clone (double ds, double sc) const =0;
+ virtual const Font* uniqueFont () const =0;
+ virtual std::string name () const =0;
+ virtual double designSize () const =0;
+ virtual double scaledSize () const =0;
+ virtual double scaleFactor () const {return scaledSize()/designSize();}
+ virtual double charWidth (int c) const =0;
+ virtual double charDepth (int c) const =0;
+ virtual double charHeight (int c) const =0;
+ virtual double italicCorr (int c) const =0;
+ virtual const FontMetrics* getMetrics () const =0;
+ virtual const char* path () const =0;
+ virtual const char* filename () const;
+ virtual const FontEncoding* encoding () const;
+ virtual bool getGlyph (int c, Glyph &glyph, GFGlyphTracer::Callback *cb=0) const =0;
+ virtual void getGlyphMetrics (int c, bool vertical, GlyphMetrics &metrics) const;
+ virtual UInt32 unicode (UInt32 c) const;
+ virtual void tidy () const {}
+ virtual bool findAndAssignBaseFontMap () {return true;}
+ virtual bool verticalLayout () const {return getMetrics() ? getMetrics()->verticalLayout() : false;}
+ virtual bool verifyChecksums () const {return true;}
+ virtual int fontIndex () const {return 0;}
+ virtual const FontStyle* style () const {return 0;}
+ virtual Color color () const {return Color::BLACK;}
+ virtual const FontMap::Entry* fontMapEntry () const;
+};
+
+
+/** Empty font without any glyphs. Instances of this class are used
+ * if no physical or virtual font file can be found.
+ * The metric values returned by the member functions are based on cmr10. */
+struct EmptyFont : public Font
+{
+ public:
+ EmptyFont (std::string name) : _fontname(name) {}
+ Font* clone (double ds, double sc) const {return new EmptyFont(*this);}
+ const Font* uniqueFont () const {return this;}
+ std::string name () const {return _fontname;}
+ double designSize () const {return 10;} // cmr10 design size in pt
+ double scaledSize () const {return 10;} // cmr10 scaled size in pt
+ double charWidth (int c) const {return 9.164;} // width of cmr10's 'M' in pt
+ double charHeight (int c) const {return 6.833;} // height of cmr10's 'M' in pt
+ double charDepth (int c) const {return 0;}
+ double italicCorr (int c) const {return 0;}
+ const FontMetrics* getMetrics () const {return 0;}
+ const char* path () const {return 0;}
+ bool getGlyph (int c, Glyph &glyph, GFGlyphTracer::Callback *cb=0) const {return false;}
+
+ private:
+ std::string _fontname;
+};
+
+
+/** Interface for all physical fonts. */
+class PhysicalFont : public virtual Font
+{
+ public:
+ enum Type {MF, OTF, PFB, TTC, TTF, UNKNOWN};
+
+ static Font* create (std::string name, UInt32 checksum, double dsize, double ssize, PhysicalFont::Type type);
+ static Font* create (std::string name, int fontindex, UInt32 checksum, double dsize, double ssize);
+ virtual Type type () const =0;
+ virtual bool getGlyph (int c, Glyph &glyph, GFGlyphTracer::Callback *cb=0) const;
+ virtual bool getExactGlyphBox (int c, BoundingBox &bbox, GFGlyphTracer::Callback *cb=0) const;
+ virtual bool getExactGlyphBox (int c, GlyphMetrics &metrics, bool vertical, GFGlyphTracer::Callback *cb=0) const;
+ virtual bool isCIDFont () const;
+ virtual int hAdvance () const;
+ virtual double hAdvance (int c) const;
+ virtual double vAdvance (int c) const;
+ std::string glyphName (int c) const;
+ virtual int unitsPerEm () const;
+ virtual double scaledAscent () const;
+ virtual int ascent () const;
+ virtual int descent () const;
+ virtual int traceAllGlyphs (bool includeCached, GFGlyphTracer::Callback *cb=0) const;
+ virtual int collectCharMapIDs (std::vector<CharMapID> &charmapIDs) const;
+ virtual CharMapID getCharMapID () const =0;
+ virtual void setCharMapID (const CharMapID &id) {}
+ virtual Character decodeChar (UInt32 c) const;
+ const char* path () const;
+
+ protected:
+ bool createGF (std::string &gfname) const;
+
+ public:
+ static bool EXACT_BBOX;
+ static bool KEEP_TEMP_FILES;
+ static const char *CACHE_PATH; ///< path to cache directory (0 if caching is disabled)
+ static double METAFONT_MAG; ///< magnification factor for Metafont calls
+
+ protected:
+ static FontCache _cache;
+};
+
+
+/** Interface for all virtual fonts. */
+class VirtualFont : public virtual Font
+{
+ friend class FontManager;
+ public:
+ typedef std::vector<UInt8> DVIVector;
+
+ public:
+ static Font* create (std::string name, UInt32 checksum, double dsize, double ssize);
+ virtual const DVIVector* getDVI (int c) const =0;
+ bool getGlyph (int c, Glyph &glyph, GFGlyphTracer::Callback *cb=0) const {return false;}
+
+ protected:
+ virtual void assignChar (UInt32 c, DVIVector *dvi) =0;
+};
+
+
+class TFMFont : public virtual Font
+{
+ public:
+ TFMFont (std::string name, UInt32 checksum, double dsize, double ssize);
+ ~TFMFont ();
+ const FontMetrics* getMetrics () const;
+ std::string name () const {return _fontname;}
+ double designSize () const {return _dsize;}
+ double scaledSize () const {return _ssize;}
+ double charWidth (int c) const;
+ double charDepth (int c) const;
+ double charHeight (int c) const;
+ double italicCorr (int c) const;
+ bool verifyChecksums () const;
+
+ private:
+ mutable FontMetrics *_metrics;
+ std::string _fontname;
+ UInt32 _checksum; ///< cheksum to be compared with TFM checksum
+ double _dsize; ///< design size in PS point units
+ double _ssize; ///< scaled size in PS point units
+};
+
+
+class PhysicalFontProxy : public PhysicalFont
+{
+ friend class PhysicalFontImpl;
+ public:
+ Font* clone (double ds, double sc) const {return new PhysicalFontProxy(*this, ds, sc);}
+ const Font* uniqueFont () const {return _pf;}
+ std::string name () const {return _pf->name();}
+ double designSize () const {return _dsize;}
+ double scaledSize () const {return _ssize;}
+ double charWidth (int c) const {return _pf->charWidth(c);}
+ double charDepth (int c) const {return _pf->charDepth(c);}
+ double charHeight (int c) const {return _pf->charHeight(c);}
+ double italicCorr (int c) const {return _pf->italicCorr(c);}
+ const FontMetrics* getMetrics () const {return _pf->getMetrics();}
+ Type type () const {return _pf->type();}
+ UInt32 unicode (UInt32 c) const {return _pf->unicode(c);}
+ int fontIndex () const {return _pf->fontIndex();}
+ const FontStyle* style () const {return _pf->style();}
+ const FontMap::Entry* fontMapEntry () const {return _pf->fontMapEntry();}
+ const FontEncoding* encoding () const {return _pf->encoding();}
+ CharMapID getCharMapID () const {return _pf->getCharMapID();}
+ int collectCharMapIDs (std::vector<CharMapID> &charmapIDs) const {return _pf->collectCharMapIDs(charmapIDs);}
+
+ protected:
+ PhysicalFontProxy (const PhysicalFont *font, double ds, double ss) : _pf(font), _dsize(ds), _ssize(ss) {}
+ PhysicalFontProxy (const PhysicalFontProxy &proxy, double ds, double ss) : _pf(proxy._pf), _dsize(ds), _ssize(ss) {}
+
+ private:
+ const PhysicalFont *_pf;
+ double _dsize; ///< design size in PS point units
+ double _ssize; ///< scaled size in PS point units
+};
+
+
+class PhysicalFontImpl : public PhysicalFont, public TFMFont
+{
+ friend class PhysicalFont;
+ public:
+ ~PhysicalFontImpl();
+ Font* clone (double ds, double ss) const {return new PhysicalFontProxy(this, ds, ss);}
+ const Font* uniqueFont () const {return this;}
+ Type type () const {return _filetype;}
+ int fontIndex() const {return _fontIndex;}
+ const FontStyle* style () const {return _fontMapEntry ? &_fontMapEntry->style : 0;}
+ const FontMap::Entry* fontMapEntry () const {return _fontMapEntry;}
+ const FontEncoding* encoding () const;
+ UInt32 unicode (UInt32 c) const;
+ bool findAndAssignBaseFontMap ();
+ void tidy () const;
+ CharMapID getCharMapID () const {return _charmapID;}
+
+ protected:
+ PhysicalFontImpl (std::string name, int fontindex, UInt32 checksum, double dsize, double ssize, PhysicalFont::Type type);
+
+ private:
+ Type _filetype;
+ int _fontIndex;
+ const FontMap::Entry *_fontMapEntry;
+ FontEncodingPair _encodingPair;
+ CharMapID _charmapID; ///< ID of the font's charmap to use
+ const RangeMap *_localCharMap;
+};
+
+
+class NativeFont : public PhysicalFont
+{
+ public:
+ virtual NativeFont* clone (double ptsize, const FontStyle &style, Color color) const =0;
+ virtual Font* clone (double ds, double sc) const =0;
+ std::string name () const;
+ Type type () const;
+ double designSize () const {return _ptsize;}
+ double scaledSize () const {return _ptsize;}
+ double charWidth (int c) const;
+ double charDepth (int c) const;
+ double charHeight (int c) const;
+ double italicCorr (int c) const {return 0;}
+ const FontMetrics* getMetrics () const {return 0;}
+ const FontStyle* style () const {return &_style;}
+ Color color () const {return _color;}
+ const FontMap::Entry* fontMapEntry () const {return 0;}
+ static std::string uniqueName (const std::string &path, const FontStyle &style);
+
+ protected:
+ NativeFont (double ptsize, const FontStyle &style, Color color) : _ptsize(ptsize), _style(style), _color(color) {}
+
+ private:
+ double _ptsize; ///< font size in PS point units
+ FontStyle _style;
+ Color _color;
+};
+
+
+class NativeFontProxy : public NativeFont
+{
+ friend class NativeFontImpl;
+ public:
+ NativeFont* clone (double ptsize, const FontStyle &style, Color color) const {
+ return new NativeFontProxy(this, ptsize, style, color);
+ }
+
+ Font* clone (double ds, double sc) const {return new NativeFontProxy(this , sc, *style(), color());}
+ const Font* uniqueFont () const {return _nfont;}
+ const char* path () const {return _nfont->path();}
+ Character decodeChar (UInt32 c) const {return _nfont->decodeChar(c);}
+ UInt32 unicode (UInt32 c) const {return _nfont->unicode(c);}
+ CharMapID getCharMapID () const {return _nfont->getCharMapID();}
+
+ protected:
+ NativeFontProxy (const NativeFont *nfont, double ptsize, const FontStyle &style, Color color)
+ : NativeFont(ptsize, style, color), _nfont(nfont) {}
+
+ private:
+ const NativeFont *_nfont;
+};
+
+
+class NativeFontImpl : public NativeFont
+{
+ public:
+ NativeFontImpl (const std::string &fname, double ptsize, const FontStyle &style, Color color)
+ : NativeFont(ptsize, style, color), _path(fname) {}
+
+ NativeFont* clone (double ptsize, const FontStyle &style, Color color) const {
+ return new NativeFontProxy(this, ptsize, style, color);
+ }
+
+ Font* clone (double ds, double sc) const {return new NativeFontProxy(this , sc, *style(), color());}
+ const Font* uniqueFont () const {return this;}
+ const char* path () const {return _path.c_str();}
+ bool findAndAssignBaseFontMap ();
+ CharMapID getCharMapID () const {return CharMapID::NONE;}
+ Character decodeChar (UInt32 c) const;
+ UInt32 unicode (UInt32 c) const;
+
+ private:
+ std::string _path;
+ ToUnicodeMap _toUnicodeMap; ///< maps from char indexes to unicode points
+};
+
+
+class VirtualFontProxy : public VirtualFont
+{
+ friend class VirtualFontImpl;
+ public:
+ Font* clone (double ds, double ss) const {return new VirtualFontProxy(*this, ds, ss);}
+ const Font* uniqueFont () const {return _vf;}
+ std::string name () const {return _vf->name();}
+ const DVIVector* getDVI (int c) const {return _vf->getDVI(c);}
+ double designSize () const {return _dsize;}
+ double scaledSize () const {return _ssize;}
+ double charWidth (int c) const {return _vf->charWidth(c);}
+ double charDepth (int c) const {return _vf->charDepth(c);}
+ double charHeight (int c) const {return _vf->charHeight(c);}
+ double italicCorr (int c) const {return _vf->italicCorr(c);}
+ const FontMetrics* getMetrics () const {return _vf->getMetrics();}
+ const char* path () const {return _vf->path();}
+
+ protected:
+ VirtualFontProxy (const VirtualFont *font, double ds, double ss) : _vf(font), _dsize(ds), _ssize(ss) {}
+ VirtualFontProxy (const VirtualFontProxy &proxy, double ds, double ss) : _vf(proxy._vf), _dsize(ds), _ssize(ss) {}
+ void assignChar (UInt32 c, DVIVector *dvi) {delete dvi;}
+
+ private:
+ const VirtualFont *_vf;
+ double _dsize; ///< design size in PS point units
+ double _ssize; ///< scaled size in PS point units
+};
+
+
+class VirtualFontImpl : public VirtualFont, public TFMFont
+{
+ friend class VirtualFont;
+ public:
+ ~VirtualFontImpl ();
+ Font* clone (double ds, double ss) const {return new VirtualFontProxy(this, ds, ss);}
+ const Font* uniqueFont () const {return this;}
+ const DVIVector* getDVI (int c) const;
+ const char* path () const;
+
+ protected:
+ VirtualFontImpl (std::string name, UInt32 checksum, double dsize, double ssize);
+ void assignChar (UInt32 c, DVIVector *dvi);
+
+ private:
+ std::map<UInt32, DVIVector*> _charDefs; ///< dvi subroutines defining the characters
+};
+
+
+struct FontException : public MessageException
+{
+ FontException (std::string msg) : MessageException(msg) {}
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontCache.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontCache.cpp
new file mode 100644
index 00000000000..df638715785
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontCache.cpp
@@ -0,0 +1,390 @@
+/*************************************************************************
+** FontCache.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+
+#include <config.h>
+#include <algorithm>
+#include <cstring>
+#include <fstream>
+#include <iomanip>
+#include <sstream>
+#include "CRC32.h"
+#include "FileSystem.h"
+#include "FontCache.h"
+#include "Glyph.h"
+#include "Pair.h"
+#include "StreamReader.h"
+#include "StreamWriter.h"
+#include "types.h"
+
+using namespace std;
+
+const UInt8 FontCache::FORMAT_VERSION = 5;
+
+
+static Pair32 read_pair (int bytes, StreamReader &sr) {
+ Int32 x = sr.readSigned(bytes);
+ Int32 y = sr.readSigned(bytes);
+ return Pair32(x, y);
+}
+
+
+FontCache::FontCache () : _changed(false)
+{
+}
+
+
+FontCache::~FontCache () {
+ clear();
+}
+
+
+/** Removes all data from the cache. This does not affect the cache files. */
+void FontCache::clear () {
+ _glyphs.clear();
+ _fontname.clear();
+}
+
+
+/** Assigns glyph data to a character and adds it to the cache.
+ * @param[in] c character code
+ * @param[in] glyph font glyph data */
+void FontCache::setGlyph (int c, const Glyph &glyph) {
+ _glyphs[c] = glyph;
+ _changed = true;
+}
+
+
+/** Returns the corresponding glyph data of a given character of the current font.
+ * @param[in] c character code
+ * @return font glyph data (0 if no matching data was found) */
+const Glyph* FontCache::getGlyph (int c) const {
+ GlyphMap::const_iterator it = _glyphs.find(c);
+ return (it != _glyphs.end()) ? &it->second : 0;
+}
+
+
+/** Writes the current cache data to a file (only if anything changed after
+ * the last call of read()).
+ * @param[in] fontname name of current font
+ * @param[in] dir directory where the cache file should go
+ * @return true if writing was successful */
+bool FontCache::write (const char *fontname, const char *dir) const {
+ if (!_changed)
+ return true;
+
+ if (fontname && strlen(fontname) > 0) {
+ string dirstr = (dir == 0 || strlen(dir) == 0) ? FileSystem::getcwd() : dir;
+ ostringstream oss;
+ oss << dirstr << '/' << fontname << ".fgd";
+ ofstream ofs(oss.str().c_str(), ios::binary);
+ return write(fontname, ofs);
+ }
+ return false;
+}
+
+
+bool FontCache::write (const char* dir) const {
+ return _fontname.empty() ? false : write(_fontname.c_str(), dir);
+}
+
+
+/** Returns the minimal number of bytes needed to store the given value. */
+static int max_int_size (Int32 value) {
+ Int32 limit = 0x7f;
+ for (int i=1; i <= 4; i++) {
+ if ((value < 0 && -value <= limit+1) || (value >= 0 && value <= limit))
+ return i;
+ limit = (limit << 8) | 0xff;
+ }
+ return 4;
+}
+
+
+/** Returns the minimal number of bytes needed to store the biggest
+ * pair component of the given vector. */
+static int max_int_size (const Pair<Int32> *pairs, size_t n) {
+ int ret=0;
+ for (size_t i=0; i < n; i++) {
+ ret = max(ret, max_int_size(pairs[i].x()));
+ ret = max(ret, max_int_size(pairs[i].y()));
+ }
+ return ret;
+}
+
+
+/** Writes the current cache data to a stream (only if anything changed after
+ * the last call of read()).
+ * @param[in] fontname name of current font
+ * @param[in] os output stream
+ * @return true if writing was successful */
+bool FontCache::write (const char *fontname, ostream &os) const {
+ if (!_changed)
+ return true;
+ if (!os)
+ return false;
+
+ StreamWriter sw(os);
+ CRC32 crc32;
+
+ struct WriteActions : Glyph::Actions {
+ WriteActions (StreamWriter &sw, CRC32 &crc32) : _sw(sw), _crc32(crc32) {}
+
+ void draw (char cmd, const Glyph::Point *points, int n) {
+ int bytes = max_int_size(points, n);
+ int cmdchar = (bytes << 5) | (cmd - 'A');
+ _sw.writeUnsigned(cmdchar, 1, _crc32);
+ for (int i=0; i < n; i++) {
+ _sw.writeSigned(points[i].x(), bytes, _crc32);
+ _sw.writeSigned(points[i].y(), bytes, _crc32);
+ }
+ }
+ StreamWriter &_sw;
+ CRC32 &_crc32;
+ } actions(sw, crc32);
+
+ sw.writeUnsigned(FORMAT_VERSION, 1, crc32);
+ sw.writeUnsigned(0, 4); // space for checksum
+ sw.writeString(fontname, crc32, true);
+ sw.writeUnsigned(_glyphs.size(), 4, crc32);
+ FORALL(_glyphs, GlyphMap::const_iterator, it) {
+ const Glyph &glyph = it->second;
+ sw.writeUnsigned(it->first, 4, crc32);
+ sw.writeUnsigned(glyph.size(), 2, crc32);
+ glyph.iterate(actions, false);
+ }
+ os.seekp(1);
+ sw.writeUnsigned(crc32.get(), 4); // insert CRC32 checksum
+ os.seekp(0, ios::end);
+ return true;
+}
+
+
+/** Reads font glyph information from a file.
+ * @param[in] fontname name of font data to read
+ * @param[in] dir directory where the cache files are located
+ * @return true if reading was successful */
+bool FontCache::read (const char *fontname, const char *dir) {
+ if (!fontname || strlen(fontname) == 0)
+ return false;
+ if (_fontname == fontname)
+ return true;
+ clear();
+ string dirstr = (dir == 0 || strlen(dir) == 0) ? FileSystem::getcwd() : dir;
+ ostringstream oss;
+ oss << dirstr << '/' << fontname << ".fgd";
+ ifstream ifs(oss.str().c_str(), ios::binary);
+ return read(fontname, ifs);
+}
+
+
+/** Reads font glyph information from a stream.
+ * @param[in] fontname name of font data to read
+ * @param[in] is input stream to read the glyph data from
+ * @return true if reading was successful */
+bool FontCache::read (const char *fontname, istream &is) {
+ if (_fontname == fontname)
+ return true;
+ clear();
+ _fontname = fontname;
+ if (!is)
+ return false;
+
+ StreamReader sr(is);
+ CRC32 crc32;
+ if (sr.readUnsigned(1, crc32) != FORMAT_VERSION)
+ return false;
+
+ UInt32 crc32_cmp = sr.readUnsigned(4);
+ crc32.update(is);
+ if (crc32.get() != crc32_cmp)
+ return false;
+
+ is.clear();
+ is.seekg(5); // continue reading after checksum
+
+ string fname = sr.readString();
+ if (fname != fontname)
+ return false;
+
+ UInt32 num_glyphs = sr.readUnsigned(4);
+ while (num_glyphs-- > 0) {
+ UInt32 c = sr.readUnsigned(4); // character code
+ UInt16 s = sr.readUnsigned(2); // number of path commands
+ Glyph &glyph = _glyphs[c];
+ while (s-- > 0) {
+ UInt8 cmdval = sr.readUnsigned(1);
+ UInt8 cmdchar = (cmdval & 0x1f) + 'A';
+ int bytes = cmdval >> 5;
+ switch (cmdchar) {
+ case 'C': {
+ Pair32 p1 = read_pair(bytes, sr);
+ Pair32 p2 = read_pair(bytes, sr);
+ Pair32 p3 = read_pair(bytes, sr);
+ glyph.cubicto(p1, p2, p3);
+ break;
+ }
+ case 'L':
+ glyph.lineto(read_pair(bytes, sr));
+ break;
+ case 'M':
+ glyph.moveto(read_pair(bytes, sr));
+ break;
+ case 'Q': {
+ Pair32 p1 = read_pair(bytes, sr);
+ Pair32 p2 = read_pair(bytes, sr);
+ glyph.conicto(p1, p2);
+ break;
+ }
+ case 'Z':
+ glyph.closepath();
+ }
+ }
+ }
+ _changed = false;
+ return true;
+}
+
+
+/** Collects font cache information.
+ * @param[in] dirname path to font cache directory
+ * @param[out] infos the collected font information
+ * @param[out] invalid names of outdated/corrupted cache files
+ * @return true on success */
+bool FontCache::fontinfo (const char *dirname, vector<FontInfo> &infos, vector<string> &invalid) {
+ infos.clear();
+ invalid.clear();
+ if (dirname) {
+ vector<string> fnames;
+ FileSystem::collect(dirname, fnames);
+ FORALL(fnames, vector<string>::iterator, it) {
+ if ((*it)[0] == 'f' && it->length() > 5 && it->substr(it->length()-4) == ".fgd") {
+ FontInfo info;
+ string path = string(dirname)+"/"+(it->substr(1));
+ ifstream ifs(path.c_str(), ios::binary);
+ if (fontinfo(ifs, info))
+ infos.push_back(info);
+ else
+ invalid.push_back(it->substr(1));
+ }
+ }
+ }
+ return !infos.empty();
+}
+
+
+/** Collects font cache information of a single font.
+ * @param[in] is input stream of the cache file
+ * @param[out] info the collected data
+ * @return true if data could be read, false if cache file is unavailable, outdated, or corrupted */
+bool FontCache::fontinfo (std::istream &is, FontInfo &info) {
+ info.name.clear();
+ info.numchars = info.numbytes = info.numcmds = 0;
+ if (is) {
+ is.clear();
+ is.seekg(0);
+ try {
+ StreamReader sr(is);
+ CRC32 crc32;
+ if ((info.version = sr.readUnsigned(1, crc32)) != FORMAT_VERSION)
+ return false;
+
+ info.checksum = sr.readUnsigned(4);
+ crc32.update(is);
+ if (crc32.get() != info.checksum)
+ return false;
+
+ is.clear();
+ is.seekg(5); // continue reading after checksum
+
+ info.name = sr.readString();
+ info.numchars = sr.readUnsigned(4);
+ for (UInt32 i=0; i < info.numchars; i++) {
+ sr.readUnsigned(4); // character code
+ UInt16 s = sr.readUnsigned(2); // number of path commands
+ while (s-- > 0) {
+ UInt8 cmdval = sr.readUnsigned(1);
+ UInt8 cmdchar = (cmdval & 0x1f) + 'A';
+ int bytes = cmdval >> 5;
+ int bc = 0;
+ switch (cmdchar) {
+ case 'C': bc = 6*bytes; break;
+ case 'H':
+ case 'L':
+ case 'M':
+ case 'T':
+ case 'V': bc = 2*bytes; break;
+ case 'Q':
+ case 'S': bc = 4*bytes; break;
+ case 'Z': break;
+ default : return false;
+ }
+ info.numbytes += bc+1; // command length + command
+ info.numcmds++;
+ is.seekg(bc, ios::cur);
+ }
+ info.numbytes += 6; // number of path commands + char code
+ }
+ info.numbytes += 6+info.name.length(); // version + 0-byte + fontname + number of chars
+ }
+ catch (StreamReaderException &e) {
+ return false;
+ }
+ }
+ return true;
+}
+
+
+/** Collects font cache information and write it to a stream.
+ * @param[in] dirname path to font cache directory
+ * @param[in] os output is written to this stream
+ * @param[in] purge if true, outdated and corrupted cache files are removed */
+void FontCache::fontinfo (const char *dirname, ostream &os, bool purge) {
+ if (dirname) {
+ ios::fmtflags osflags(os.flags());
+ vector<FontInfo> infos;
+ vector<string> invalid_files;
+ if (fontinfo(dirname, infos, invalid_files)) {
+ os << "cache format version " << infos[0].version << endl;
+ typedef map<string,FontInfo*> SortMap;
+ SortMap sortmap;
+ FORALL(infos, vector<FontInfo>::iterator, it)
+ sortmap[it->name] = &(*it);
+
+ FORALL(sortmap, SortMap::iterator, it) {
+ os << dec << setfill(' ') << left
+ << setw(10) << left << it->second->name
+ << setw(5) << right << it->second->numchars << " glyph" << (it->second->numchars == 1 ? ' ':'s')
+ << setw(10) << right << it->second->numcmds << " cmd" << (it->second->numcmds == 1 ? ' ':'s')
+ << setw(12) << right << it->second->numbytes << " byte" << (it->second->numbytes == 1 ? ' ':'s')
+ << setw(6) << "crc:" << setw(8) << hex << right << setfill('0') << it->second->checksum
+ << endl;
+ }
+ }
+ else
+ os << "cache is empty\n";
+ FORALL(invalid_files, vector<string>::iterator, it) {
+ string path=string(dirname)+"/"+(*it);
+ if (FileSystem::remove(path))
+ os << "invalid cache file " << (*it) << " removed\n";
+ }
+ os.flags(osflags); // restore format flags
+ }
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontCache.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontCache.h
new file mode 100644
index 00000000000..49efb455495
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontCache.h
@@ -0,0 +1,70 @@
+/*************************************************************************
+** FontCache.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_FONTCACHE_H
+#define DVISVGM_FONTCACHE_H
+
+#include <iostream>
+#include <string>
+#include <map>
+#include "types.h"
+#include "Glyph.h"
+
+
+class FontCache
+{
+ typedef std::map<int, Glyph> GlyphMap;
+
+ public:
+ struct FontInfo
+ {
+ std::string name; // fontname
+ UInt16 version; // file format version
+ UInt32 checksum; // CRC32 checksum of file data
+ UInt32 numchars; // number of characters
+ UInt32 numbytes; // number of bytes
+ UInt32 numcmds; // number of path commands
+ };
+
+ public:
+ FontCache ();
+ ~FontCache ();
+ bool read (const char *fontname, const char *dir);
+ bool read (const char *fontname, std::istream &is);
+ bool write (const char *dir) const;
+ bool write (const char *fontname, const char *dir) const;
+ bool write (const char *fontname, std::ostream &os) const;
+ const Glyph* getGlyph (int c) const;
+ void setGlyph (int c, const Glyph &glyph);
+ void clear ();
+ const std::string& fontname () const {return _fontname;}
+
+ static bool fontinfo (const char *dirname, std::vector<FontInfo> &infos, std::vector<std::string> &invalid);
+ static bool fontinfo (std::istream &is, FontInfo &info);
+ static void fontinfo (const char *dirname, std::ostream &os, bool purge=false);
+
+ private:
+ static const UInt8 FORMAT_VERSION;
+ std::string _fontname;
+ GlyphMap _glyphs;
+ bool _changed;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontEncoding.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontEncoding.cpp
new file mode 100644
index 00000000000..d2dbfd8da50
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontEncoding.cpp
@@ -0,0 +1,98 @@
+/*************************************************************************
+** FontEncoding.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include "CMap.h"
+#include "CMapManager.h"
+#include "EncFile.h"
+#include "FileFinder.h"
+#include "FontEncoding.h"
+
+using namespace std;
+
+
+struct EncodingMap : public map<string, EncFile*>
+{
+ ~EncodingMap () {
+ for (EncodingMap::iterator it=begin(); it != end(); ++it)
+ delete it->second;
+ }
+};
+
+
+/** Returns the encoding object for a given encoding name.
+ * @param[in] encname name of the encoding to lookup
+ * @return pointer to encoding object, or 0 if there is no encoding defined */
+FontEncoding* FontEncoding::encoding (const string &encname) {
+ if (encname.empty())
+ return 0;
+ // initially, try to find an .enc file with the given name
+ static EncodingMap encmap;
+ EncodingMap::const_iterator it = encmap.find(encname);
+ if (it != encmap.end())
+ return it->second;
+ if (FileFinder::lookup(encname + ".enc", false)) {
+ EncFile *enc = new EncFile(encname);
+ encmap[encname] = enc;
+ return enc;
+ }
+ // no .enc file found => try to find a CMap
+ if (CMap *cmap = CMapManager::instance().lookup(encname))
+ return cmap;
+ return 0;
+}
+
+/////////////////////////////////////////////////////////////////////////
+
+Character FontEncodingPair::decode (UInt32 c) const {
+ if (_enc1) {
+ Character chr = _enc1->decode(c);
+ if (_enc2 && chr.type() != Character::NAME)
+ chr = _enc2->decode(chr.number());
+ return chr;
+ }
+ return Character(Character::INDEX, 0);
+}
+
+
+bool FontEncodingPair::mapsToCharIndex () const {
+ if (_enc2)
+ return _enc2->mapsToCharIndex();
+ if (_enc1)
+ return _enc1->mapsToCharIndex();
+ return false;
+}
+
+
+const FontEncoding* FontEncodingPair::findCompatibleBaseFontMap (const PhysicalFont *font, CharMapID &charmapID) const {
+ if (_enc2)
+ return _enc2->findCompatibleBaseFontMap(font, charmapID);
+ if (_enc1)
+ return _enc1->findCompatibleBaseFontMap(font, charmapID);
+ return 0;
+}
+
+
+void FontEncodingPair::assign (const FontEncoding *enc) {
+ if (!_enc1)
+ _enc1 = enc;
+ else
+ _enc2 = enc;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontEncoding.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontEncoding.h
new file mode 100644
index 00000000000..e36eb899bac
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontEncoding.h
@@ -0,0 +1,65 @@
+/*************************************************************************
+** FontEncoding.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_FONTENCODING_H
+#define DVISVGM_FONTENCODING_H
+
+#include <string>
+#include "Character.h"
+#include "types.h"
+
+
+struct CharMapID;
+class PhysicalFont;
+
+struct FontEncoding
+{
+ virtual ~FontEncoding () {}
+ virtual Character decode (UInt32 c) const =0;
+ virtual bool mapsToCharIndex () const =0;
+ virtual const FontEncoding* findCompatibleBaseFontMap (const PhysicalFont *font, CharMapID &charmapID) const {return 0;}
+ static FontEncoding* encoding (const std::string &encname);
+};
+
+
+struct NamedFontEncoding : public FontEncoding
+{
+ virtual const char* name () const =0;
+ virtual const char* path () const =0;
+};
+
+
+class FontEncodingPair : public FontEncoding
+{
+ public:
+ FontEncodingPair (const FontEncoding *enc1) : _enc1(enc1), _enc2(0) {}
+ FontEncodingPair (const FontEncoding *enc1, const FontEncoding *enc2) : _enc1(enc1), _enc2(enc2) {}
+ Character decode (UInt32 c) const;
+ bool mapsToCharIndex () const;
+ const FontEncoding* findCompatibleBaseFontMap (const PhysicalFont *font, CharMapID &charmapID) const;
+ const FontEncoding* enc1 () const {return _enc1;}
+ const FontEncoding* enc2 () const {return _enc2;}
+ void assign (const FontEncoding *enc);
+
+ private:
+ const FontEncoding *_enc1, *_enc2;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontEngine.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontEngine.cpp
new file mode 100644
index 00000000000..633be5514db
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontEngine.cpp
@@ -0,0 +1,414 @@
+/*************************************************************************
+** FontEngine.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <iostream>
+#include <sstream>
+#include <ft2build.h>
+#include FT_ADVANCES_H
+#include FT_GLYPH_H
+#include FT_OUTLINE_H
+#include FT_TRUETYPE_TABLES_H
+#include FT_TYPES_H
+#include "Font.h"
+#include "FontEngine.h"
+#include "FontStyle.h"
+#include "Message.h"
+
+using namespace std;
+
+
+/** Converts a floating point value to a 16.16 fixed point value. */
+static inline FT_Fixed to_16dot16 (double val) {
+ return static_cast<FT_Fixed>(val*65536.0 + 0.5);
+}
+
+
+/** Converts an integer to a 16.16 fixed point value. */
+static inline FT_Fixed to_16dot16 (int val) {
+ return static_cast<FT_Fixed>(val) << 16;
+}
+
+
+///////////////////////////////////////////////////////////////////////////
+
+
+FontEngine::FontEngine () : _currentFace(0), _currentFont(0)
+{
+ _currentChar = _currentGlyphIndex = 0;
+ _horDeviceRes = _vertDeviceRes = 300;
+ if (FT_Init_FreeType(&_library))
+ Message::estream(true) << "FontEngine: error initializing FreeType library\n";
+}
+
+
+FontEngine::~FontEngine () {
+ if (_currentFace && FT_Done_Face(_currentFace))
+ Message::estream(true) << "FontEngine: error removing glyph\n";
+ if (FT_Done_FreeType(_library))
+ Message::estream(true) << "FontEngine: error removing FreeType library\n";
+}
+
+
+/** Returns the singleton instance of this class. */
+FontEngine& FontEngine::instance () {
+ static FontEngine engine;
+ return engine;
+}
+
+
+string FontEngine::version () {
+ FT_Int major, minor, patch;
+ FT_Library &lib = instance()._library;
+ FT_Library_Version(lib, &major, &minor, &patch);
+ ostringstream oss;
+ oss << major << '.' << minor << '.' << patch;
+ return oss.str();
+}
+
+
+void FontEngine::setDeviceResolution (int x, int y) {
+ _horDeviceRes = x;
+ _vertDeviceRes = y;
+}
+
+
+/** Sets the font to be used.
+ * @param[in] fname path to font file
+ * @param[in] fontindex index of font in font collection (multi-font files, like TTC)
+ * @return true on success */
+bool FontEngine::setFont (const string &fname, int fontindex, const CharMapID &charMapID) {
+ if (_currentFace && FT_Done_Face(_currentFace))
+ Message::estream(true) << "FontEngine: error removing font\n";
+ if (FT_New_Face(_library, fname.c_str(), fontindex, &_currentFace)) {
+ Message::estream(true) << "FontEngine: error reading file " << fname << '\n';
+ return false;
+ }
+ if (charMapID.valid())
+ setCharMap(charMapID);
+ return true;
+}
+
+
+bool FontEngine::setFont (const Font &font) {
+ if (!_currentFont || _currentFont->name() != font.name()) {
+ const PhysicalFont *pf = dynamic_cast<const PhysicalFont*>(&font);
+ _currentFont = &font;
+ return setFont(font.path(), font.fontIndex(), pf ? pf->getCharMapID() : CharMapID());
+ }
+ return true;
+}
+
+
+bool FontEngine::isCIDFont() const {
+ FT_Bool cid_keyed;
+ return FT_Get_CID_Is_Internally_CID_Keyed(_currentFace, &cid_keyed) == 0 && cid_keyed;
+}
+
+
+bool FontEngine::setCharMap (const CharMapID &charMapID) {
+ for (int i=0; i < _currentFace->num_charmaps; i++) {
+ FT_CharMap ft_cmap = _currentFace->charmaps[i];
+ if (ft_cmap->platform_id == charMapID.platform_id && ft_cmap->encoding_id == charMapID.encoding_id) {
+ FT_Set_Charmap(_currentFace, ft_cmap);
+ return true;
+ }
+ }
+ return false;
+}
+
+
+/** Returns a character map that maps from character indexes to character codes
+ * of the current encoding.
+ * @param[out] charmap the resulting charmap */
+void FontEngine::buildCharMap (RangeMap &charmap) {
+ charmap.clear();
+ FT_UInt glyph_index;
+ UInt32 charcode = FT_Get_First_Char(_currentFace, &glyph_index);
+ while (glyph_index) {
+ charmap.addRange(glyph_index, glyph_index, charcode);
+ charcode = FT_Get_Next_Char(_currentFace, charcode, &glyph_index);
+ }
+}
+
+
+/** Creates a charmap that maps from the custom character encoding to unicode.
+ * @return pointer to charmap if it could be created, 0 otherwise */
+const RangeMap* FontEngine::createCustomToUnicodeMap () {
+ FT_CharMap ftcharmap = _currentFace->charmap;
+ if (FT_Select_Charmap(_currentFace, FT_ENCODING_ADOBE_CUSTOM) != 0)
+ return 0;
+ RangeMap index_to_source_chrcode;
+ buildCharMap(index_to_source_chrcode);
+ if (FT_Select_Charmap(_currentFace, FT_ENCODING_UNICODE) != 0)
+ return 0;
+ RangeMap *charmap = new RangeMap;
+ FT_UInt glyph_index;
+ UInt32 unicode_point = FT_Get_First_Char(_currentFace, &glyph_index);
+ while (glyph_index) {
+ UInt32 custom_charcode = index_to_source_chrcode.valueAt(glyph_index);
+ charmap->addRange(custom_charcode, custom_charcode, unicode_point);
+ unicode_point = FT_Get_Next_Char(_currentFace, unicode_point, &glyph_index);
+ }
+ FT_Set_Charmap(_currentFace, ftcharmap);
+ return charmap;
+}
+
+
+const char* FontEngine::getFamilyName () const {
+ return _currentFace ? _currentFace->family_name : 0;
+}
+
+
+const char* FontEngine::getStyleName () const {
+ return _currentFace ? _currentFace->style_name : 0;
+}
+
+
+int FontEngine::getUnitsPerEM () const {
+ return _currentFace ? _currentFace->units_per_EM : 0;
+}
+
+
+/** Returns the ascender of the current font in font units. */
+int FontEngine::getAscender () const {
+ return _currentFace ? _currentFace->ascender : 0;
+}
+
+
+/** Returns the descender of the current font in font units. */
+int FontEngine::getDescender () const {
+ return _currentFace ? _currentFace->descender : 0;
+}
+
+
+int FontEngine::getAdvance (int c) const {
+ if (_currentFace) {
+ FT_Fixed adv=0;
+ FT_Get_Advance(_currentFace, c, FT_LOAD_NO_SCALE, &adv);
+ return adv;
+ }
+ return 0;
+}
+
+
+int FontEngine::getHAdvance () const {
+ if (_currentFace) {
+ TT_OS2 *table = static_cast<TT_OS2*>(FT_Get_Sfnt_Table(_currentFace, ft_sfnt_os2));
+ return table ? table->xAvgCharWidth : 0;
+ }
+ return 0;
+}
+
+
+int FontEngine::getHAdvance (const Character &c) const {
+ if (_currentFace) {
+ FT_Load_Glyph(_currentFace, charIndex(c), FT_LOAD_NO_SCALE);
+ return _currentFace->glyph->metrics.horiAdvance;
+ }
+ return 0;
+}
+
+
+int FontEngine::getVAdvance (const Character &c) const {
+ if (_currentFace) {
+ FT_Load_Glyph(_currentFace, charIndex(c), FT_LOAD_NO_SCALE);
+ if (FT_HAS_VERTICAL(_currentFace))
+ return _currentFace->glyph->metrics.vertAdvance;
+ return _currentFace->glyph->metrics.horiAdvance;
+ }
+ return 0;
+}
+
+
+int FontEngine::charIndex (const Character &c) const {
+ switch (c.type()) {
+ case Character::CHRCODE:
+ return FT_Get_Char_Index(_currentFace, (FT_ULong)c.number());
+ case Character::NAME:
+ return FT_Get_Name_Index(_currentFace, (FT_String*)c.name());
+ default:
+ return c.number();
+ }
+}
+
+
+/** Get first available character of the current font face. */
+int FontEngine::getFirstChar () const {
+ if (_currentFace)
+ return _currentChar = FT_Get_First_Char(_currentFace, &_currentGlyphIndex);
+ return 0;
+}
+
+
+/** Get the next available character of the current font face. */
+int FontEngine::getNextChar () const {
+ if (_currentFace && _currentGlyphIndex)
+ return _currentChar = FT_Get_Next_Char(_currentFace, _currentChar, &_currentGlyphIndex);
+ return getFirstChar();
+}
+
+
+/** Returns the number of glyphs present in the current font face. */
+int FontEngine::getNumGlyphs () const {
+ return _currentFace ? _currentFace->num_glyphs : 0;
+}
+
+
+/** Returns the glyph name for a given charater code.
+ * @param[in] c char code
+ * @return glyph name */
+string FontEngine::getGlyphName (const Character &c) const {
+ if (c.type() == Character::NAME)
+ return c.name();
+
+ if (_currentFace && FT_HAS_GLYPH_NAMES(_currentFace)) {
+ char buf[256];
+ FT_Get_Glyph_Name(_currentFace, charIndex(c), buf, 256);
+ return string(buf);
+ }
+ return "";
+}
+
+
+vector<int> FontEngine::getPanose () const {
+ vector<int> panose(10);
+ if (_currentFace) {
+ TT_OS2 *table = static_cast<TT_OS2*>(FT_Get_Sfnt_Table(_currentFace, ft_sfnt_os2));
+ if (table)
+ for (int i=0; i < 10; i++)
+ panose[i] = table->panose[i];
+ }
+ return panose;
+}
+
+
+int FontEngine::getCharMapIDs (vector<CharMapID> &charmapIDs) const {
+ charmapIDs.clear();
+ if (_currentFace) {
+ for (int i=0; i < _currentFace->num_charmaps; i++) {
+ FT_CharMap charmap = _currentFace->charmaps[i];
+ charmapIDs.push_back(CharMapID(charmap->platform_id, charmap->encoding_id));
+ }
+ }
+ return charmapIDs.size();
+}
+
+
+CharMapID FontEngine::setUnicodeCharMap () {
+ if (_currentFace && FT_Select_Charmap(_currentFace, FT_ENCODING_UNICODE) == 0)
+ return CharMapID(_currentFace->charmap->platform_id, _currentFace->charmap->encoding_id);
+ return CharMapID();
+}
+
+
+CharMapID FontEngine::setCustomCharMap () {
+ if (_currentFace && FT_Select_Charmap(_currentFace, FT_ENCODING_ADOBE_CUSTOM) == 0)
+ return CharMapID(_currentFace->charmap->platform_id, _currentFace->charmap->encoding_id);
+ return CharMapID();
+}
+
+
+// handle API change in freetype version 2.2.1
+#if FREETYPE_MAJOR > 2 || (FREETYPE_MAJOR == 2 && (FREETYPE_MINOR > 2 || (FREETYPE_MINOR == 2 && FREETYPE_PATCH >= 1)))
+ typedef const FT_Vector *FTVectorPtr;
+#else
+ typedef FT_Vector *FTVectorPtr;
+#endif
+
+
+// Callback functions used by trace_outline/FT_Outline_Decompose
+static int moveto (FTVectorPtr to, void *user) {
+ Glyph *glyph = static_cast<Glyph*>(user);
+ glyph->moveto(to->x, to->y);
+ return 0;
+}
+
+
+static int lineto (FTVectorPtr to, void *user) {
+ Glyph *glyph = static_cast<Glyph*>(user);
+ glyph->lineto(to->x, to->y);
+ return 0;
+}
+
+
+static int conicto (FTVectorPtr control, FTVectorPtr to, void *user) {
+ Glyph *glyph = static_cast<Glyph*>(user);
+ glyph->conicto(control->x, control->y, to->x, to->y);
+ return 0;
+}
+
+
+static int cubicto (FTVectorPtr control1, FTVectorPtr control2, FTVectorPtr to, void *user) {
+ Glyph *glyph = static_cast<Glyph*>(user);
+ glyph->cubicto(control1->x, control1->y, control2->x, control2->y, to->x, to->y);
+ return 0;
+}
+
+
+/** Traces the outline of a glyph by calling the corresponding "drawing" functions.
+ * Each glyph is composed of straight lines, quadratic (conic) or cubic B�zier curves.
+ * This function creates a Glyph object representing these graphics segments.
+ * @param[in] face FreeType object representing the font to scan
+ * @param[in] font corresponding Font object providing additional data
+ * @param[in] index index of the glyph to be traced
+ * @param[out] glyph resulting Glyph object containing the graphics segments
+ * @param[in] scale if true the current pt size will be considered otherwise the plain TrueType units are used.
+ * @return false on errors */
+static bool trace_outline (FT_Face face, const Font *font, int index, Glyph &glyph, bool scale) {
+ if (face) {
+ if (FT_Load_Glyph(face, index, scale ? FT_LOAD_DEFAULT : FT_LOAD_NO_SCALE)) {
+ Message::estream(true) << "can't load glyph " << int(index) << '\n';
+ return false;
+ }
+ if (face->glyph->format != FT_GLYPH_FORMAT_OUTLINE) {
+ Message::estream(true) << "no outlines found in glyph " << int(index) << '\n';
+ return false;
+ }
+ FT_Outline outline = face->glyph->outline;
+ // apply style parameters if set
+ if (const FontStyle *style = font->style()) {
+ FT_Matrix matrix = {to_16dot16(style->extend), to_16dot16(style->slant), 0, to_16dot16(1)};
+ FT_Outline_Transform(&outline, &matrix);
+ if (style->bold != 0)
+ FT_Outline_Embolden(&outline, style->bold/font->scaledSize()*face->units_per_EM);
+ }
+ const FT_Outline_Funcs funcs = {moveto, lineto, conicto, cubicto, 0, 0};
+ FT_Outline_Decompose(&outline, &funcs, &glyph);
+ return true;
+ }
+ Message::wstream(true) << "FontEngine: can't trace outline, no font face selected\n";
+ return false;
+}
+
+
+/** Traces the outline of a glyph by calling the corresponding "drawing" functions.
+ * Each glyph is composed of straight lines, quadratic (conic) or cubic B�zier curves.
+ * This function creates a Glyph object representing these graphics segments.
+ * @param[in] c the glyph of this character will be traced
+ * @param[out] glyph resulting Glyph object containing the graphics segments
+ * @param[in] scale if true the current pt size will be considered otherwise the plain TrueType units are used.
+ * @return false on errors */
+bool FontEngine::traceOutline (const Character &c, Glyph &glyph, bool scale) const {
+ if (_currentFace)
+ return trace_outline(_currentFace, _currentFont, charIndex(c), glyph, scale);
+ Message::wstream(true) << "FontEngine: can't trace outline, no font face selected\n";
+ return false;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontEngine.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontEngine.h
new file mode 100644
index 00000000000..33a4cf7a63b
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontEngine.h
@@ -0,0 +1,85 @@
+/*************************************************************************
+** FontEngine.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_FONTENGINE_H
+#define DVISVGM_FONTENGINE_H
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_CID_H
+#include <map>
+#include <string>
+#include <vector>
+#include "Character.h"
+#include "CharMapID.h"
+#include "Font.h"
+#include "Glyph.h"
+#include "RangeMap.h"
+#include "types.h"
+
+
+/** This class provides methods to handle font files and font data.
+ * It's a wrapper for the Freetype font library. */
+class FontEngine
+{
+ public:
+ ~FontEngine ();
+ static FontEngine& instance ();
+ static std::string version ();
+ void setDeviceResolution (int x, int y);
+ bool setFont (const Font &font);
+ bool isCIDFont() const;
+ bool traceOutline (const Character &c, Glyph &glyph, bool scale=true) const;
+ const char* getFamilyName () const;
+ const char* getStyleName () const;
+ int getUnitsPerEM () const;
+ int getAscender () const;
+ int getDescender () const;
+ int getAdvance (int c) const;
+ int getHAdvance () const;
+ int getHAdvance (const Character &c) const;
+ int getVAdvance (const Character &c) const;
+ int getFirstChar () const;
+ int getNextChar () const;
+ int getCharMapIDs (std::vector<CharMapID> &charmapIDs) const;
+ int getNumGlyphs () const;
+ CharMapID setUnicodeCharMap ();
+ CharMapID setCustomCharMap ();
+ std::vector<int> getPanose () const;
+ std::string getGlyphName (const Character &c) const;
+ int getCharByGlyphName (const char *name) const;
+ bool setCharMap (const CharMapID &charMapID);
+ void buildCharMap (RangeMap &charmap);
+ const RangeMap* createCustomToUnicodeMap ();
+
+ protected:
+ FontEngine ();
+ bool setFont (const std::string &fname, int fontindex, const CharMapID &charmapID);
+ int charIndex (const Character &c) const;
+
+ private:
+ int _horDeviceRes, _vertDeviceRes;
+ mutable unsigned int _currentChar, _currentGlyphIndex;
+ FT_Face _currentFace;
+ FT_Library _library;
+ const Font *_currentFont;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontManager.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontManager.cpp
new file mode 100644
index 00000000000..0c94f66318e
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontManager.cpp
@@ -0,0 +1,344 @@
+/*************************************************************************
+** FontManager.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cstring>
+#include <cstdlib>
+#include <fstream>
+#include <set>
+#include "CMap.h"
+#include "Font.h"
+#include "FontManager.h"
+#include "FontMap.h"
+#include "FileFinder.h"
+#include "FileSystem.h"
+#include "Message.h"
+#include "macros.h"
+#include "CMapManager.h"
+
+using namespace std;
+
+
+FontManager::~FontManager () {
+ FORALL(_fonts, vector<Font*>::iterator, i)
+ delete *i;
+}
+
+
+/** Returns the singleton instance */
+FontManager& FontManager::instance () {
+ static FontManager fm;
+ return fm;
+}
+
+
+/** Returns a unique ID that identifies the font.
+ * @param[in] n local font number, as used in DVI and VF files
+ * @return non-negative font ID if font was found, -1 otherwise */
+int FontManager::fontID (int n) const {
+ if (_vfStack.empty()) {
+ Num2IdMap::const_iterator it = _num2id.find(n);
+ return (it == _num2id.end()) ? -1 : it->second;
+ }
+ VfNum2IdMap::const_iterator vit = _vfnum2id.find(_vfStack.top());
+ if (vit == _vfnum2id.end())
+ return -1;
+ const Num2IdMap &num2id = vit->second;
+ Num2IdMap::const_iterator it = num2id.find(n);
+ return (it == num2id.end()) ? -1 : it->second;
+}
+
+
+/** Returns a unique ID that identifies the font. Not the font object but the
+ * font pointer is looked up to get the ID. Thus, two different pointers
+ * referencing different objects of the same font are mapped to different IDs.
+ * @param[in] font pointer to font object to be identified
+ * @return non-negative font ID if font was found, -1 otherwise */
+int FontManager::fontID (const Font *font) const {
+ for (size_t i=0; i < _fonts.size(); i++)
+ if (_fonts[i] == font)
+ return i;
+ return -1;
+}
+
+
+/** Returns a unique ID that identifies the font.
+ * @param[in] name name of font to be identified, e.g. cmr10
+ * @return non-negative font ID if font was found, -1 otherwise */
+int FontManager::fontID (const string &name) const {
+ map<string,int>::const_iterator it = _name2id.find(name);
+ if (it == _name2id.end())
+ return -1;
+ return it->second;
+}
+
+
+int FontManager::fontnum (int id) const {
+ if (id < 0 || size_t(id) > _fonts.size())
+ return -1;
+ if (_vfStack.empty()) {
+ FORALL(_num2id, Num2IdMap::const_iterator, i)
+ if (i->second == id)
+ return i->first;
+ }
+ else {
+ VfNum2IdMap::const_iterator it = _vfnum2id.find(_vfStack.top());
+ if (it == _vfnum2id.end())
+ return -1;
+ const Num2IdMap &num2id = it->second;
+ FORALL(num2id, Num2IdMap::const_iterator, i)
+ if (i->second == id)
+ return i->first;
+ }
+ return -1;
+}
+
+
+int FontManager::vfFirstFontNum (VirtualFont *vf) const {
+ VfFirstFontMap::const_iterator it = _vfFirstFontMap.find(vf);
+ return (it == _vfFirstFontMap.end()) ? -1 : (int) it->second;
+}
+
+
+/** Returns a previously registered font.
+ * @param[in] n local font number, as used in DVI and VF files
+ * @return pointer to font if font was found, 0 otherwise */
+Font* FontManager::getFont (int n) const {
+ int id = fontID(n);
+ return (id < 0) ? 0 : _fonts[id];
+}
+
+
+Font* FontManager::getFont (const string &name) const {
+ int id = fontID(name);
+ if (id < 0)
+ return 0;
+ return _fonts[id];
+}
+
+
+Font* FontManager::getFontById (int id) const {
+ if (id < 0 || size_t(id) >= _fonts.size())
+ return 0;
+ return _fonts[id];
+}
+
+
+/** Returns the current active virtual font. */
+VirtualFont* FontManager::getVF () const {
+ return _vfStack.empty() ? 0 : _vfStack.top();
+}
+
+
+static Font* create_font (const string &filename, const string &fontname, int fontindex, UInt32 checksum, double dsize, double ssize) {
+ string ext;
+ if (const char *dot = strrchr(filename.c_str(), '.'))
+ ext = dot+1;
+ if (!ext.empty() && FileFinder::lookup(filename)) {
+ if (ext == "pfb")
+ return PhysicalFont::create(fontname, checksum, dsize, ssize, PhysicalFont::PFB);
+ if (ext == "otf")
+ return PhysicalFont::create(fontname, checksum, dsize, ssize, PhysicalFont::OTF);
+ if (ext == "ttf")
+ return PhysicalFont::create(fontname, checksum, dsize, ssize, PhysicalFont::TTF);
+ if (ext == "ttc")
+ return PhysicalFont::create(fontname, fontindex, checksum, dsize, ssize);
+ if (ext == "vf")
+ return VirtualFont::create(fontname, checksum, dsize, ssize);
+ if (ext == "mf")
+ return PhysicalFont::create(fontname, checksum, dsize, ssize, PhysicalFont::MF);
+ }
+ return 0;
+}
+
+
+/** Registers a new font to be managed by the FontManager. If there is
+ * already a registered font assigned to number n, nothing happens.
+ * @param[in] fontnum local font number, as used in DVI and VF files
+ * @param[in] name TFM fontname given in DVI file, e.g. cmr10
+ * @param[in] checksum checksum to be compared with TFM checksum
+ * @param[in] dsize design size in PS point units
+ * @param[in] ssize scaled size in PS point units
+ * @return id of registered font */
+int FontManager::registerFont (UInt32 fontnum, string name, UInt32 checksum, double dsize, double ssize) {
+ int id = fontID(fontnum);
+ if (id >= 0)
+ return id;
+
+ Font *newfont = 0;
+ const int newid = _fonts.size(); // the new font gets this ID
+ Name2IdMap::iterator it = _name2id.find(name);
+ if (it != _name2id.end()) { // font with same name already registered?
+ Font *font = _fonts[it->second];
+ newfont = font->clone(dsize, ssize);
+ }
+ else {
+ string filename = name;
+ int fontindex = 0;
+ const FontMap::Entry *map_entry = FontMap::instance().lookup(name);
+ if (map_entry) {
+ filename = map_entry->fontname;
+ fontindex = map_entry->fontindex;
+ }
+ // try to find font file with the exact given name
+ if (filename.rfind(".") != string::npos)
+ newfont = create_font(filename, name, fontindex, checksum, dsize, ssize);
+ else {
+ // try various font file formats if the given file has no extension
+ const char *exts[] = {"pfb", "otf", "ttc", "ttf", "vf", "mf", 0};
+ for (const char **p = exts; *p && !newfont; ++p)
+ newfont = create_font(filename+"."+*p, name, fontindex, checksum, dsize, ssize);
+ }
+ if (newfont) {
+ if (!newfont->findAndAssignBaseFontMap())
+ Message::wstream(true) << "no suitable encoding table found for font " << filename << "\n";
+ if (!newfont->verifyChecksums())
+ Message::wstream(true) << "checksum mismatch in font " << name << '\n';
+ }
+ else {
+ // create dummy font as a placeholder if the proper font is not available
+ newfont = new EmptyFont(name);
+ if (filename.rfind(".") == string::npos)
+ filename += ".mf";
+ // print warning message about missing font file (only once for each filename)
+ static set<string> missing_fonts;
+ if (missing_fonts.find(filename) == missing_fonts.end()) {
+ Message::wstream(true) << "font file '" << filename << "' not found\n";
+ missing_fonts.insert(filename);
+ }
+ }
+ _name2id[name] = newid;
+ }
+ _fonts.push_back(newfont);
+ if (_vfStack.empty()) // register font referenced in dvi file?
+ _num2id[fontnum] = newid;
+ else { // register font referenced in vf file
+ VirtualFont *vf = const_cast<VirtualFont*>(_vfStack.top());
+ _vfnum2id[vf][fontnum] = newid;
+ if (_vfFirstFontMap.find(vf) == _vfFirstFontMap.end()) // first fontdef of VF?
+ _vfFirstFontMap[vf] = fontnum;
+ }
+ return newid;
+}
+
+
+
+int FontManager::registerFont (UInt32 fontnum, string filename, double ptsize, const FontStyle &style, Color color) {
+ int id = fontID(fontnum);
+ if (id >= 0)
+ return id;
+
+ if (!filename.empty() && filename[0] == '[' && filename[filename.size()-1] == ']')
+ filename = filename.substr(1, filename.size()-2);
+ string fontname = NativeFont::uniqueName(filename, style);
+ const char *path = filename.c_str();
+ Font *newfont=0;
+ const int newid = _fonts.size(); // the new font gets this ID
+ Name2IdMap::iterator it = _name2id.find(fontname);
+ if (it != _name2id.end()) { // font with same name already registered?
+ if (NativeFont *font = dynamic_cast<NativeFont*>(_fonts[it->second]))
+ newfont = font->clone(ptsize, style, color);
+ }
+ else {
+ if (!FileSystem::exists(path))
+ path = FileFinder::lookup(filename, false);
+ if (path) {
+ newfont = new NativeFontImpl(path, ptsize, style, color);
+ newfont->findAndAssignBaseFontMap();
+ }
+ if (!newfont) {
+ // create dummy font as a placeholder if the proper font is not available
+ newfont = new EmptyFont(filename);
+ // print warning message about missing font file (only once for each filename)
+ static set<string> missing_fonts;
+ if (missing_fonts.find(filename) == missing_fonts.end()) {
+ Message::wstream(true) << "font file '" << filename << "' not found\n";
+ missing_fonts.insert(filename);
+ }
+ }
+ _name2id[fontname] = newid;
+ }
+ _fonts.push_back(newfont);
+ _num2id[fontnum] = newid;
+ return newid;
+}
+
+
+/** Enters a new virtual font frame.
+ * This method must be called before processing a VF character.
+ * @param[in] vf virtual font */
+void FontManager::enterVF (VirtualFont *vf) {
+ if (vf)
+ _vfStack.push(vf);
+}
+
+
+/** Leaves a previously entered virtual font frame. */
+void FontManager::leaveVF () {
+ if (!_vfStack.empty())
+ _vfStack.pop();
+}
+
+
+/** Assigns a sequence of DVI commands to a char code.
+ * @param[in] c character code
+ * @param[in] dvi points to vector with DVI commands */
+void FontManager::assignVfChar (int c, vector<UInt8> *dvi) {
+ if (!_vfStack.empty() && dvi)
+ _vfStack.top()->assignChar(c, dvi);
+}
+
+
+ostream& FontManager::write (ostream &os, Font *font, int level) {
+#if 0
+ if (font) {
+ int id = -1;
+ for (int i=0; i < fonts.size() && id < 0; i++)
+ if (fonts[i] == font)
+ id = i;
+
+ VirtualFont *vf = dynamic_cast<VirtualFont*>(font);
+ for (int j=0; j < level+1; j++)
+ os << " ";
+ os << "id " << id
+ << " fontnum " << fontnum(id) << " "
+ << (vf ? "VF" : "PF") << " "
+ << font->name()
+ << endl;
+
+ if (vf) {
+ enterVF(vf);
+ const Num2IdMap &num2id = vfnum2id.find(vf)->second;
+ FORALL(num2id, Num2IdMap::const_iterator, i) {
+ Font *font = fonts[i->second];
+ write(os, font, level+1);
+ }
+ leaveVF();
+ }
+ }
+ else {
+ for (int i=0; i < fonts.size(); i++)
+ write(os, fonts[i], level);
+ os << endl;
+ }
+#endif
+ return os;
+}
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontManager.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontManager.h
new file mode 100644
index 00000000000..8320be356b9
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontManager.h
@@ -0,0 +1,84 @@
+/*************************************************************************
+** FontManager.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_FONTMANAGER_H
+#define DVISVGM_FONTMANAGER_H
+
+#include <map>
+#include <ostream>
+#include <set>
+#include <string>
+#include <stack>
+#include <vector>
+#include "Color.h"
+#include "FontStyle.h"
+#include "types.h"
+
+
+struct FileFinder;
+struct Font;
+class VirtualFont;
+
+/** This class provides methods for easy DVI font handling.
+ * DVI and VF files use local font numbers to reference fonts. For SVG output
+ * we need a single list with unique IDs of all physical fonts. Characters of
+ * virtual fonts are completely replaced by their DVI description so they don't
+ * appear anywhere in the output. */
+class FontManager
+{
+ typedef std::map<UInt32,int> Num2IdMap;
+ typedef std::map<std::string,int> Name2IdMap;
+ typedef std::map<VirtualFont*,Num2IdMap> VfNum2IdMap;
+ typedef std::map<VirtualFont*, UInt32> VfFirstFontMap;
+ typedef std::stack<VirtualFont*> VfStack;
+
+ public:
+ ~FontManager ();
+ static FontManager& instance ();
+ int registerFont (UInt32 fontnum, std::string fontname, UInt32 checksum, double dsize, double scale);
+ int registerFont (UInt32 fontnum, std::string fname, double ptsize, const FontStyle &style, Color color);
+ Font* getFont (int n) const;
+ Font* getFont (const std::string &name) const;
+ Font* getFontById (int id) const;
+ VirtualFont* getVF () const;
+ int fontID (int n) const;
+ int fontID (const Font *font) const;
+ int fontID (const std::string &name) const;
+ int fontnum (int id) const;
+ int vfFirstFontNum (VirtualFont *vf) const;
+ void enterVF (VirtualFont *vf);
+ void leaveVF ();
+ void assignVfChar (int c, std::vector<UInt8> *dvi);
+ const std::vector<Font*>& getFonts () const {return _fonts;}
+ std::ostream& write (std::ostream &os, Font *font=0, int level=0);
+
+ protected:
+ FontManager () {}
+
+ private:
+ std::vector<Font*> _fonts; ///< all registered Fonts
+ Num2IdMap _num2id; ///< DVI font number -> fontID
+ Name2IdMap _name2id; ///< fontname -> fontID
+ VfNum2IdMap _vfnum2id;
+ VfStack _vfStack; ///< stack of currently processed virtual fonts
+ VfFirstFontMap _vfFirstFontMap; ///< VF -> local font number of first font defined in VF
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontMap.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontMap.cpp
new file mode 100644
index 00000000000..e6179c8115e
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontMap.cpp
@@ -0,0 +1,305 @@
+/*************************************************************************
+** FontMap.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cstring>
+#include <fstream>
+#include <iostream>
+#include <limits>
+#include <vector>
+#include "CMap.h"
+#include "Directory.h"
+#include "FileFinder.h"
+#include "FontManager.h"
+#include "FontMap.h"
+#include "MapLine.h"
+#include "Message.h"
+#include "Subfont.h"
+
+using namespace std;
+
+
+FontMap::~FontMap () {
+ for (Iterator it=_entries.begin(); it != _entries.end(); ++it)
+ delete it->second;
+}
+
+
+/** Returns the singleton instance. */
+FontMap& FontMap::instance() {
+ static FontMap fontmap;
+ return fontmap;
+}
+
+
+/** Reads and evaluates a single font map file.
+ * @param[in] fname name of map file to read
+ * @param[in] mode selects how to integrate the map file entries into the global map tree
+ * @return true if file could be opened */
+bool FontMap::read (const string &fname, FontMap::Mode mode) {
+ ifstream ifs(fname.c_str());
+ if (!ifs)
+ return false;
+
+ int line_number = 1;
+ while (ifs) {
+ int c = ifs.peek();
+ if (c < 0 || strchr("\n&#%;*", c)) // comment or empty line?
+ ifs.ignore(numeric_limits<int>::max(), '\n');
+ else {
+ try {
+ MapLine mapline(ifs);
+ apply(mapline, mode);
+ }
+ catch (const MapLineException &e) {
+ Message::wstream(true) << fname << ", line " << line_number << ": " << e.what() << '\n';
+ }
+ catch (const SubfontException &e) {
+ Message::wstream(true) << e.filename();
+ if (e.lineno() > 0)
+ Message::wstream(false) << ", line " << e.lineno();
+ Message::wstream(false) << e.what() << '\n';
+ }
+ }
+ line_number++;
+ }
+ return true;
+}
+
+
+bool FontMap::read (const string &fname, char modechar) {
+ Mode mode;
+ switch (modechar) {
+ case '=': mode = FM_REPLACE; break;
+ case '-': mode = FM_REMOVE; break;
+ default : mode = FM_APPEND;
+ }
+ return read(fname, mode);
+}
+
+
+/** Applies a mapline according to the given mode (append, remove, replace).
+ * @param[in] mapline the mapline to be applied
+ * @param[in] mode mode to use
+ * @return true in case of success */
+bool FontMap::apply (const MapLine& mapline, FontMap::Mode mode) {
+ switch (mode) {
+ case FM_APPEND:
+ return append(mapline);
+ case FM_REMOVE:
+ return remove(mapline);
+ default:
+ return replace(mapline);
+ }
+}
+
+
+/** Applies a mapline according to the given mode (append, remove, replace).
+ * @param[in] mapline the mapline to be applied
+ * @param[in] modechar character that denotes the mode (+, -, or =)
+ * @return true in case of success */
+bool FontMap::apply (const MapLine& mapline, char modechar) {
+ Mode mode;
+ switch (modechar) {
+ case '=': mode = FM_REPLACE; break;
+ case '-': mode = FM_REMOVE; break;
+ default : mode = FM_APPEND;
+ }
+ return apply(mapline, mode);
+}
+
+
+/** Reads and evaluates a sequence of map files. Each map file is looked up in the local
+ * directory and the TeX file tree.
+ * @param[in] fname_seq comma-separated list of map file names
+ * @return true if at least one of the given map files was found */
+bool FontMap::read (const string &fname_seq) {
+ bool found = false;
+ size_t left=0;
+ while (left < fname_seq.length()) {
+ const char modechar = fname_seq[left];
+ if (strchr("+-=", modechar))
+ left++;
+ string fname;
+ size_t right = fname_seq.find(',', left);
+ if (right != string::npos)
+ fname = fname_seq.substr(left, right-left);
+ else {
+ fname = fname_seq.substr(left);
+ right = fname_seq.length();
+ }
+ if (!fname.empty()) {
+ if (!read(fname, modechar)) {
+ if (const char *path = FileFinder::lookup(fname, false))
+ found = found || read(path, modechar);
+ else
+ Message::wstream(true) << "map file " << fname << " not found\n";
+ }
+ }
+ left = right+1;
+ }
+ return found;
+}
+
+
+/** Appends given map line data to the font map if there is no entry for the corresponding
+ * font in the map yet.
+ * @param[in] mapline parsed font data
+ * @return true if data has been appended */
+bool FontMap::append (const MapLine &mapline) {
+ bool ret = false;
+ if (!mapline.texname().empty()) {
+ if (!mapline.fontfname().empty() || !mapline.encname().empty()) {
+ vector<Subfont*> subfonts;
+ if (mapline.sfd())
+ mapline.sfd()->subfonts(subfonts);
+ else
+ subfonts.push_back(0);
+ for (size_t i=0; i < subfonts.size(); i++) {
+ string fontname = mapline.texname()+(subfonts[i] ? subfonts[i]->id() : "");
+ Iterator it = _entries.find(fontname);
+ if (it == _entries.end()) {
+ _entries[fontname] = new Entry(mapline, subfonts[i]);
+ ret = true;
+ }
+ }
+ }
+ }
+ return ret;
+}
+
+
+/** Replaces the map data of the given font.
+ * If the font is locked (because it's already in use) nothing happens.
+ * @param[in] mapline parsed font data
+ * @return true if data has been replaced */
+bool FontMap::replace (const MapLine &mapline) {
+ if (mapline.texname().empty())
+ return false;
+ if (mapline.fontfname().empty() && mapline.encname().empty())
+ return remove(mapline);
+
+ vector<Subfont*> subfonts;
+ if (mapline.sfd())
+ mapline.sfd()->subfonts(subfonts);
+ else
+ subfonts.push_back(0);
+ for (size_t i=0; i < subfonts.size(); i++) {
+ string fontname = mapline.texname()+(subfonts[i] ? subfonts[i]->id() : "");
+ Iterator it = _entries.find(fontname);
+ if (it == _entries.end())
+ _entries[fontname] = new Entry(mapline, subfonts[i]);
+ else if (!it->second->locked)
+ *it->second = Entry(mapline, subfonts[i]);
+ }
+ return true;
+}
+
+
+/** Removes the map entry of the given font.
+ * If the font is locked (because it's already in use) nothing happens.
+ * @param[in] mapline parsed font data
+ * @return true if entry has been removed */
+bool FontMap::remove (const MapLine &mapline) {
+ bool ret = false;
+ if (!mapline.texname().empty()) {
+ vector<Subfont*> subfonts;
+ if (mapline.sfd())
+ mapline.sfd()->subfonts(subfonts);
+ else
+ subfonts.push_back(0);
+ for (size_t i=0; i < subfonts.size(); i++) {
+ string fontname = mapline.texname()+(subfonts[i] ? subfonts[i]->id() : "");
+ Iterator it = _entries.find(fontname);
+ if (it != _entries.end() && !it->second->locked) {
+ _entries.erase(it);
+ ret = true;
+ }
+ }
+ }
+ return ret;
+}
+
+
+ostream& FontMap::write (ostream &os) const {
+ for (ConstIterator it=_entries.begin(); it != _entries.end(); ++it)
+ os << it->first << " -> " << it->second->fontname << " [" << it->second->encname << "]\n";
+ return os;
+}
+
+
+/** Reads and evaluates all map files in the given directory.
+ * @param[in] dirname path to directory containing the map files to be read */
+void FontMap::readdir (const string &dirname) {
+ Directory dir(dirname);
+ while (const char *fname = dir.read(Directory::ET_FILE)) {
+ if (strlen(fname) >= 4 && strcmp(fname+strlen(fname)-4, ".map") == 0) {
+ string path = dirname + "/" + fname;
+ read(path.c_str());
+ }
+ }
+}
+
+
+/** Returns name of font that is mapped to a given font.
+ * @param[in] fontname name of font whose mapped name is retrieved
+ * @returns name of mapped font */
+const FontMap::Entry* FontMap::lookup (const string &fontname) const {
+ ConstIterator it = _entries.find(fontname);
+ if (it == _entries.end())
+ return 0;
+ return it->second;
+}
+
+
+/** Sets the lock flag for the given font in order to avoid changing the map data of this font.
+ * @param[in] fontname name of font to be locked */
+void FontMap::lockFont (const string& fontname) {
+ Iterator it = _entries.find(fontname);
+ if (it != _entries.end())
+ it->second->locked = true;
+}
+
+
+/** Removes all (unlocked) entries from the font map.
+ * @param[in] unlocked_only if true, only unlocked entries are removed */
+void FontMap::clear (bool unlocked_only) {
+ if (!unlocked_only)
+ _entries.clear();
+ else {
+ Iterator it=_entries.begin();
+ while (it != _entries.end()) {
+ if (it->second->locked)
+ ++it;
+ else {
+ delete it->second;
+ _entries.erase(it++);
+ }
+ }
+ }
+}
+
+/////////////////////////////////////////////////
+
+FontMap::Entry::Entry (const MapLine &mapline, Subfont *sf)
+ : fontname(mapline.fontfname()), encname(mapline.encname()), subfont(sf), fontindex(mapline.fontindex()),
+ locked(false), style(mapline.bold(), mapline.extend(), mapline.slant())
+{
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontMap.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontMap.h
new file mode 100644
index 00000000000..0360a67d3df
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontMap.h
@@ -0,0 +1,78 @@
+/*************************************************************************
+** FontMap.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_FONTMAP_H
+#define DVISVGM_FONTMAP_H
+
+#include <map>
+#include <ostream>
+#include <string>
+#include "FontStyle.h"
+
+
+struct FontEncoding;
+class MapLine;
+class Subfont;
+
+class FontMap
+{
+ public:
+ struct Entry
+ {
+ Entry (const MapLine &mapline, Subfont *subfont=0);
+ std::string fontname; ///< target font name
+ std::string encname; ///< name of font encoding
+ Subfont *subfont;
+ int fontindex; ///< index of font in multi-font file
+ bool locked;
+ FontStyle style;
+ };
+
+ protected:
+ typedef std::map<std::string,Entry*>::iterator Iterator;
+ typedef std::map<std::string,Entry*>::const_iterator ConstIterator;
+
+ public:
+ enum Mode {FM_APPEND, FM_REMOVE, FM_REPLACE};
+
+ ~FontMap ();
+ static FontMap& instance ();
+ bool read (const std::string &fname, Mode mode);
+ bool read (const std::string &fname, char modechar);
+ bool read (const std::string &fname_seq);
+ void readdir (const std::string &dirname);
+ bool apply (const MapLine &mapline, Mode mode);
+ bool apply (const MapLine &mapline, char modechar);
+ bool append (const MapLine &mapline);
+ bool replace (const MapLine &mapline);
+ bool remove (const MapLine &mapline);
+ void lockFont (const std::string &fontname);
+ void clear (bool unlocked_only=false);
+ std::ostream& write (std::ostream &os) const;
+ const Entry* lookup(const std::string &fontname) const;
+
+ protected:
+ FontMap () {}
+
+ private:
+ std::map<std::string,Entry*> _entries;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontMetrics.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontMetrics.cpp
new file mode 100644
index 00000000000..5792e8abbd5
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontMetrics.cpp
@@ -0,0 +1,41 @@
+/*************************************************************************
+** FontMetrics.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <fstream>
+#include "FileFinder.h"
+#include "FontMetrics.h"
+#include "JFM.h"
+#include "TFM.h"
+
+using namespace std;
+
+
+FontMetrics* FontMetrics::read (const char *fontname) {
+ const char *path = FileFinder::lookup(string(fontname) + ".tfm");
+ ifstream ifs(path, ios::binary);
+ if (!ifs)
+ return 0;
+ UInt16 id = 256*ifs.get();
+ id += ifs.get();
+ if (id == 9 || id == 11) // Japanese font metric file?
+ return new JFM(ifs);
+ return new TFM(ifs);
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontMetrics.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontMetrics.h
new file mode 100644
index 00000000000..7e7a9d3e12a
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontMetrics.h
@@ -0,0 +1,64 @@
+/*************************************************************************
+** FontMetrics.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_FONTMETRICS_H
+#define DVISVGM_FONTMETRICS_H
+
+#include <istream>
+#include "MessageException.h"
+#include "types.h"
+
+struct FontMetrics
+{
+ virtual ~FontMetrics () {}
+ virtual double getDesignSize () const =0;
+ virtual double getCharWidth (int c) const =0;
+ virtual double getCharHeight (int c) const =0;
+ virtual double getCharDepth (int c) const =0;
+ virtual double getItalicCorr (int c) const =0;
+ virtual bool verticalLayout () const =0;
+ virtual UInt32 getChecksum () const =0;
+ virtual UInt16 firstChar () const =0;
+ virtual UInt16 lastChar () const =0;
+ static FontMetrics* read (const char *fontname);
+};
+
+
+struct NullFontMetric : public FontMetrics
+{
+ double getDesignSize () const {return 1;}
+ double getCharWidth (int c) const {return 0;}
+ double getCharHeight (int c) const {return 0;}
+ double getCharDepth (int c) const {return 0;}
+ double getItalicCorr (int c) const {return 0;}
+ bool verticalLayout () const {return false;}
+ UInt32 getChecksum () const {return 0;}
+ UInt16 firstChar () const {return 0;}
+ UInt16 lastChar () const {return 0;}
+};
+
+
+struct FontMetricException : public MessageException
+{
+ FontMetricException (const std::string &msg) : MessageException(msg) {}
+};
+
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontStyle.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontStyle.h
new file mode 100644
index 00000000000..932c09291cc
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/FontStyle.h
@@ -0,0 +1,12 @@
+#ifndef FONTSTYLE
+#define FONTSTYLE
+
+struct FontStyle {
+ FontStyle () : bold(0), extend(1), slant(0) {}
+ FontStyle (float b, float e, float s) : bold(b), extend(e), slant(s) {}
+ double bold; ///< stroke width in pt used to draw the glyph outlines
+ double extend; ///< factor to strech/shrink the glyphs horizontally
+ double slant; ///< horizontal slanting/skewing value (= tan(phi))
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFGlyphTracer.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFGlyphTracer.cpp
new file mode 100644
index 00000000000..19d9e0bb533
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFGlyphTracer.cpp
@@ -0,0 +1,93 @@
+/*************************************************************************
+** GFGlyphTracer.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include "GFGlyphTracer.h"
+#include "Pair.h"
+
+using namespace std;
+
+GFGlyphTracer::GFGlyphTracer () : GFTracer(_ifs, 0), _glyph(0), _callback(0)
+{
+}
+
+/** Constructs a new glyph tracer.
+ * @param[in] is GF input stream
+ * @param[in] upp target units per PS point */
+GFGlyphTracer::GFGlyphTracer (string &fname, double upp, Callback *cb)
+ : GFTracer(_ifs, upp), _glyph(0), _callback(cb)
+{
+ if (_callback)
+ _callback->setFont(fname);
+ _ifs.open(fname.c_str(), ios::binary);
+}
+
+
+void GFGlyphTracer::reset (string &fname, double upp) {
+ if (_callback)
+ _callback->setFont(fname);
+ if (_ifs.is_open())
+ _ifs.close();
+ unitsPerPoint(upp);
+ _ifs.open(fname.c_str(), ios::binary);
+}
+
+
+bool GFGlyphTracer::executeChar (UInt8 c) {
+ if (!_glyph)
+ return false;
+
+ if (_callback)
+ _callback->beginChar(c);
+ bool ok = GFTracer::executeChar(c);
+ if (_callback) {
+ if (ok)
+ _callback->endChar(c);
+ else
+ _callback->emptyChar(c);
+ }
+ return ok;
+}
+
+
+void GFGlyphTracer::moveTo (double x, double y) {
+ _glyph->moveto(int(x), int(y));
+}
+
+
+void GFGlyphTracer::lineTo (double x, double y) {
+ _glyph->lineto(int(x), int(y));
+}
+
+
+void GFGlyphTracer::curveTo (double c1x, double c1y, double c2x, double c2y, double x, double y) {
+ _glyph->cubicto(int(c1x), int(c1y), int(c2x), int(c2y), int(x), int(y));
+}
+
+
+void GFGlyphTracer::closePath () {
+ _glyph->closepath();
+}
+
+
+void GFGlyphTracer::endChar (UInt32 c) {
+ _glyph->clear();
+ GFTracer::endChar(c);
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFGlyphTracer.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFGlyphTracer.h
new file mode 100644
index 00000000000..1449657465f
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFGlyphTracer.h
@@ -0,0 +1,60 @@
+/*************************************************************************
+** GFGlyphTracer.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_GFGLYPHTRACER_H
+#define DVISVGM_GFGLYPHTRACER_H
+
+#include <fstream>
+#include <string>
+#include "GFTracer.h"
+#include "Glyph.h"
+
+class GFGlyphTracer : public GFTracer
+{
+ public:
+ struct Callback {
+ virtual ~Callback () {}
+ virtual void setFont (const std::string &fontname) {}
+ virtual void beginChar (UInt8 c) {}
+ virtual void endChar (UInt8 c) {}
+ virtual void emptyChar (UInt8 c) {}
+ };
+
+ public:
+ GFGlyphTracer ();
+ GFGlyphTracer (std::string &fname, double upp, Callback *cb=0);
+ void reset (std::string &fname, double upp);
+ void setCallback (Callback *cb) {_callback = cb;}
+ bool executeChar (UInt8 c);
+ void moveTo (double x, double y);
+ void lineTo (double x, double y);
+ void curveTo (double c1x, double c1y, double c2x, double c2y, double x, double y);
+ void closePath ();
+ void endChar (UInt32 c);
+ void setGlyph (Glyph &glyph) {_glyph = &glyph;}
+ const Glyph& getGlyph () const {return *_glyph;}
+
+ private:
+ std::ifstream _ifs;
+ Glyph *_glyph;
+ Callback *_callback;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFReader.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFReader.cpp
new file mode 100644
index 00000000000..8e10c21373f
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFReader.cpp
@@ -0,0 +1,368 @@
+/*************************************************************************
+** GFReader.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <iostream>
+#include <sstream>
+#include "GFReader.h"
+#include "macros.h"
+#include "SignalHandler.h"
+
+using namespace std;
+
+struct GFCommand
+{
+ void (GFReader::*method)(int);
+ int numBytes;
+};
+
+
+/** Converts a fix point length to double (PS point units) */
+static inline double fix2double (Int32 fix) {
+ return double(fix)/(1 << 20)*72/72.27;
+}
+
+
+static inline double scaled2double (Int32 scaled) {
+ return double(scaled)/(1 << 16);
+}
+
+
+GFReader::GFReader (istream &is) : _in(is), _penDown(false)
+{
+ _minX = _maxX = _minY = _maxY = _x = _y = 0;
+ _currentChar = 0;
+ _designSize = 0;
+ _hppp = _vppp = 0;
+ _checksum = 0;
+}
+
+
+UInt32 GFReader::readUnsigned (int bytes) {
+ UInt32 ret = 0;
+ for (int i=bytes-1; i >= 0 && !_in.eof(); i--) {
+ UInt32 b = _in.get();
+ ret |= b << (8*i);
+ }
+ return ret;
+}
+
+
+Int32 GFReader::readSigned (int bytes) {
+ Int32 ret = _in.get();
+ if (ret & 128) // negative value?
+ ret |= 0xffffff00;
+ for (int i=bytes-2; i >= 0 && !_in.eof(); i--)
+ ret = (ret << 8) | _in.get();
+ return ret;
+}
+
+
+string GFReader::readString (int bytes) {
+ vector<char> buf(bytes+1);
+ if (bytes > 0)
+ _in.get(&buf[0], bytes+1); // reads 'bytes' bytes (pos. bytes+1 is set to 0)
+ else
+ buf[0] = 0;
+ return &buf[0];
+}
+
+
+/** Reads a single GF command from the current position of the input stream and calls the
+ * corresponding cmdFOO method.
+ * @return opcode of the executed command */
+int GFReader::executeCommand () {
+ SignalHandler::instance().check();
+ /* Each cmdFOO command reads the necessary number of bytes from the stream so executeCommand
+ doesn't need to know the exact GF command format. Some cmdFOO methods are used for multiple
+ GF commands because they only differ in the size of their parameters. */
+ static const GFCommand commands[] = {
+ {&GFReader::cmdPaint, 1}, {&GFReader::cmdPaint, 2}, {&GFReader::cmdPaint, 3}, // 64-66
+ {&GFReader::cmdBoc, 0}, {&GFReader::cmdBoc1, 0}, // 67-68
+ {&GFReader::cmdEoc, 0}, // 69
+ {&GFReader::cmdSkip, 0}, {&GFReader::cmdSkip, 1}, {&GFReader::cmdSkip, 2},{&GFReader::cmdSkip, 3}, // 70-73
+ {&GFReader::cmdXXX, 1}, {&GFReader::cmdXXX, 2}, {&GFReader::cmdXXX, 3}, {&GFReader::cmdXXX, 4}, // 239-242
+ {&GFReader::cmdYYY, 0}, // 243
+ {&GFReader::cmdNop, 0}, // 244
+ {&GFReader::cmdCharLoc, 0}, {&GFReader::cmdCharLoc0, 0}, // 245-246
+ {&GFReader::cmdPre, 0}, {&GFReader::cmdPost, 0}, {&GFReader::cmdPostPost, 0} // 247-249
+ };
+
+ int opcode = _in.get();
+ if (opcode < 0) // at end of file?
+ throw GFException("unexpected end of file");
+
+ if (opcode >= 0 && opcode <= 63)
+ cmdPaint0(opcode);
+ else if (opcode >= 74 && opcode <= 238)
+ cmdNewRow(opcode-74);
+ else if (opcode >= 250) {
+ ostringstream oss;
+ oss << "undefined GF command (opcode " << opcode << ")";
+ throw GFException(oss.str());
+ }
+ else {
+ int offset = opcode <= 73 ? 64 : 239-(73-64+1);
+ const GFCommand &cmd = commands[opcode-offset];
+ if (cmd.method)
+ (this->*cmd.method)(cmd.numBytes);
+ }
+ return opcode;
+}
+
+
+bool GFReader::executeChar (UInt8 c) {
+ _in.clear();
+ if (_charInfoMap.empty())
+ executePostamble(); // read character info
+ _in.clear();
+ Iterator it = _charInfoMap.find(c);
+ if (_in && it != _charInfoMap.end()) {
+ _in.seekg(it->second.location);
+ while (executeCommand() != 69); // execute all commands until eoc is reached
+ return true;
+ }
+ return false;
+}
+
+
+bool GFReader::executeAllChars () {
+ _in.clear();
+ if (_charInfoMap.empty())
+ executePostamble(); // read character info
+ _in.clear();
+ if (_in) {
+ _in.seekg(0);
+ while (executeCommand() != 248); // execute all commands until postamble is reached
+ return true;
+ }
+ return false;
+}
+
+
+bool GFReader::executePreamble () {
+ _in.clear();
+ if (!_in)
+ return false;
+ _in.seekg(0);
+ executeCommand();
+ return true;
+}
+
+
+bool GFReader::executePostamble () {
+ _in.clear();
+ if (!_in)
+ return false;
+ _in.seekg(-1, ios::end);
+ while (_in.peek() == 223) // skip fill bytes
+ _in.seekg(-1, ios::cur);
+ _in.seekg(-4, ios::cur);
+ UInt32 q = readUnsigned(4); // pointer to begin of postamble
+ _in.seekg(q); // now on begin of postamble
+ while (executeCommand() != 249); // execute all commands until postpost is reached
+ return true;
+}
+
+
+/** Returns the design size of this font in PS point units. */
+double GFReader::getDesignSize () const {
+ return fix2double(_designSize);
+}
+
+/** Returns the number of horizontal pixels per point. */
+double GFReader::getHPixelsPerPoint () const {
+ return scaled2double(_hppp)*72/72.27;
+}
+
+/** Returns the number of vertical pixels per point. */
+double GFReader::getVPixelsPerPoint () const {
+ return scaled2double(_vppp)*72/72.27;
+}
+
+/** Returns the width of character c in PS point units */
+double GFReader::getCharWidth (UInt32 c) const {
+ ConstIterator it = _charInfoMap.find(c%256);
+ return it == _charInfoMap.end() ? 0 : it->second.width*getDesignSize()/(1<<24);
+}
+
+///////////////////////
+
+
+/** Reads the preamble. */
+void GFReader::cmdPre (int) {
+ UInt32 i = readUnsigned(1);
+ if (i == 131) {
+ UInt32 k = readUnsigned(1);
+ string s = readString(k);
+ preamble(s);
+ }
+ else
+ throw GFException("invalid identification number in GF preamble");
+}
+
+
+/** Reads the postamble. */
+void GFReader::cmdPost (int) {
+ readUnsigned(4); // pointer to byte after final eoc
+ _designSize = readUnsigned(4); // design size of font in points
+ _checksum = readUnsigned(4); // checksum
+ _hppp = readUnsigned(4); // horizontal pixels per point (scaled int)
+ _vppp = readUnsigned(4); // vertical pixels per point (scaled int)
+ _in.seekg(16, ios::cur); // skip x and y bounds
+ postamble();
+}
+
+
+/** Reads trailing bytes at end of stream. */
+void GFReader::cmdPostPost (int) {
+ readUnsigned(4); // pointer to begin of postamble
+ UInt32 i = readUnsigned(1);
+ if (i == 131)
+ while (readUnsigned(1) == 223); // skip fill bytes
+ else
+ throw GFException("invalid identification number in GF preamble");
+}
+
+
+/** Inverts "paint color" (black to white or vice versa) of n pixels
+ * and advances the cursor by n.
+ * @param[in] n number of pixels to be inverted */
+void GFReader::cmdPaint0 (int n) {
+ if (_penDown) // set pixels?
+ _bitmap.setBits(_y, _x, n);
+ _x += n;
+ _penDown = !_penDown; // inverse pen state
+}
+
+
+/** Inverts "paint color" (black to white or vice versa) of n pixels
+ * and advances the cursor by n. The number n of pixels is read from
+ * the input stream.
+ * @param[in] len size of n in bytes */
+void GFReader::cmdPaint (int len) {
+ UInt32 pixels = readUnsigned(len);
+ cmdPaint0(pixels);
+}
+
+
+/** Beginning of character (generic format). */
+void GFReader::cmdBoc (int) {
+ _currentChar = readSigned(4);
+ readSigned(4); // pointer to previous boc with same c mod 256
+ _minX = readSigned(4);
+ _maxX = readSigned(4);
+ _minY = readSigned(4);
+ _maxY = readSigned(4);
+ _x = _minX;
+ _y = _maxY;
+ _penDown = false;
+ _bitmap.resize(_minX, _maxX, _minY, _maxY);
+ beginChar(_currentChar);
+}
+
+
+/** Beginning of character (compact format). */
+void GFReader::cmdBoc1 (int) {
+ _currentChar = readUnsigned(1);
+ UInt32 dx = readUnsigned(1);
+ _maxX = readUnsigned(1);
+ _minX = _maxX - dx;
+ UInt32 dy = readUnsigned(1);
+ _maxY = readUnsigned(1);
+ _minY = _maxY - dy;
+ _x = _minX;
+ _y = _maxY;
+ _penDown = false;
+ _bitmap.resize(_minX, _maxX, _minY, _maxY);
+ beginChar(_currentChar);
+}
+
+
+/** End of character. */
+void GFReader::cmdEoc (int) {
+ endChar(_currentChar);
+}
+
+
+/** Moves cursor to the beginning of a following row and sets
+ * paint color to white.
+ * @param[in] len if 0: move to next row, otherwise: number of bytes to read.
+ * The read value denotes the number of rows to be skipped. */
+void GFReader::cmdSkip (int len) {
+ if (len == 0)
+ _y--;
+ else
+ _y -= readUnsigned(len)+1;
+ _x = _minX;
+ _penDown = false;
+}
+
+
+/** Moves cursor to pixel number 'col' in the next row and sets
+ * the paint color to black.
+ * @param[in] col pixel/column number */
+void GFReader::cmdNewRow (int col) {
+ _x = _minX + col ;
+ _y--;
+ _penDown = true;
+}
+
+
+void GFReader::cmdXXX (int len) {
+ UInt32 n = readUnsigned(len);
+ string str = readString(n);
+ special(str);
+}
+
+
+void GFReader::cmdYYY (int) {
+ Int32 y = readSigned(4);
+ numspecial(y);
+}
+
+
+/** Does nothing. */
+void GFReader::cmdNop (int) {
+}
+
+
+/** Reads character locator (part of postamble) */
+void GFReader::cmdCharLoc0 (int) {
+ UInt8 c = readUnsigned(1); // character code mod 256
+ UInt8 dm = readUnsigned(1); //
+ Int32 w = readSigned(4); // (1<<24)*characterWidth/designSize
+ Int32 p = readSigned(4); // pointer to begin of (last) character data
+ Int32 dx = 65536*dm;
+ Int32 dy = 0;
+ _charInfoMap[c] = CharInfo(dx, dy, w, p);
+}
+
+
+/** Reads character locator (part of postamble) */
+void GFReader::cmdCharLoc (int) {
+ UInt32 c = readUnsigned(1); // character code mod 256
+ Int32 dx = readSigned(4); // horizontal escapement (scaled pixel units)
+ Int32 dy = readSigned(4); // vertical escapement (scaled pixel units)
+ Int32 w = readSigned(4); // (1<<24)*characterWidth/designSize
+ Int32 p = readSigned(4); // pointer to begin of (last) character data
+ _charInfoMap[c] = CharInfo(dx, dy, w, p);
+}
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFReader.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFReader.h
new file mode 100644
index 00000000000..a644fce901c
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFReader.h
@@ -0,0 +1,111 @@
+/*************************************************************************
+** GFReader.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_GFREADER_H
+#define DVISVGM_GFREADER_H
+
+#include <istream>
+#include <map>
+#include <string>
+#include "Bitmap.h"
+#include "MessageException.h"
+#include "types.h"
+
+
+class CharInfo;
+
+
+struct GFException : public MessageException
+{
+ GFException (const std::string &msg) : MessageException(msg) {}
+};
+
+
+class GFReader
+{
+ struct CharInfo
+ {
+ CharInfo () : dx(0), dy(0), width(0), location(0) {}
+ CharInfo (Int32 dxx, Int32 dyy, Int32 w, UInt32 p) : dx(dxx), dy(dyy), width(w), location(p) {}
+
+ Int32 dx, dy;
+ Int32 width; // 2^24 * (true width)/(design size)
+ UInt32 location;
+ };
+
+ typedef std::map<UInt8,CharInfo>::iterator Iterator;
+ typedef std::map<UInt8,CharInfo>::const_iterator ConstIterator;
+ public:
+ GFReader (std::istream &is);
+ virtual ~GFReader () {}
+ bool executeChar (UInt8 c);
+ bool executeAllChars ();
+ bool executePreamble ();
+ bool executePostamble ();
+ virtual void preamble (const std::string &str) {}
+ virtual void postamble () {}
+ virtual void beginChar (UInt32 c) {}
+ virtual void endChar (UInt32 c) {}
+ virtual void special (std::string str) {}
+ virtual void numspecial (Int32 y) {}
+ const Bitmap& getBitmap () const {return _bitmap;}
+ double getDesignSize () const;
+ double getHPixelsPerPoint () const;
+ double getVPixelsPerPoint () const;
+ double getCharWidth (UInt32 c) const;
+ UInt32 getChecksum () const {return _checksum;}
+
+ protected:
+ Int32 readSigned (int bytes);
+ UInt32 readUnsigned (int bytes);
+ std::string readString (int len);
+ int executeCommand ();
+ std::istream& getInputStream () const {return _in;}
+
+ void cmdPre (int);
+ void cmdPost (int);
+ void cmdPostPost (int);
+ void cmdPaint0 (int pixels);
+ void cmdPaint (int len);
+ void cmdBoc (int);
+ void cmdBoc1 (int);
+ void cmdEoc (int);
+ void cmdSkip (int len);
+ void cmdNewRow (int col);
+ void cmdXXX (int len);
+ void cmdYYY (int);
+ void cmdNop (int);
+ void cmdCharLoc0 (int);
+ void cmdCharLoc (int);
+
+ private:
+ std::istream &_in;
+ Int32 _minX, _maxX, _minY, _maxY;
+ Int32 _x, _y; // current pen location (pixel units)
+ Int32 _currentChar;
+ Bitmap _bitmap; // bitmap of current char
+ FixWord _designSize; // designSize
+ ScaledInt _hppp, _vppp; // horizontal and vertical pixel per point
+ UInt32 _checksum;
+ std::map<UInt8,CharInfo> _charInfoMap;
+ bool _penDown;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFTracer.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFTracer.cpp
new file mode 100644
index 00000000000..e071e93e1f6
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFTracer.cpp
@@ -0,0 +1,103 @@
+/*************************************************************************
+** GFTracer.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <iostream>
+#include <fstream>
+#include <sstream>
+#include "GFTracer.h"
+#include "Glyph.h"
+#include "Message.h"
+
+#ifdef __MSVC__
+#include <potracelib.h>
+#else
+extern "C" {
+#include <potracelib.h>
+}
+#endif
+
+using namespace std;
+
+
+GFTracer::GFTracer (istream &is)
+ : GFReader(is), _unitsPerPoint(0.0)
+{
+}
+
+
+/** Constructs a new GFTracer.
+ * @param[in] is GF file is read from this stream
+ * @param[in] upp target units per PS point */
+GFTracer::GFTracer (istream &is, double upp)
+ : GFReader(is), _unitsPerPoint(upp)
+{
+}
+
+
+void GFTracer::beginChar (UInt32 c) {
+}
+
+
+void GFTracer::endChar (UInt32 c) {
+ const Bitmap &bitmap = getBitmap();
+ if (bitmap.empty())
+ return;
+
+ // prepare potrace's bitmap structure
+ vector<potrace_word> buffer;
+ potrace_bitmap_t pobitmap;
+ pobitmap.w = bitmap.width();
+ pobitmap.h = bitmap.height();
+ pobitmap.dy = bitmap.copy(buffer);
+ pobitmap.map = &buffer[0];
+ potrace_param_t *param = potrace_param_default();
+ potrace_state_t *state = potrace_trace(param, &pobitmap);
+ potrace_param_free(param);
+
+ if (!state || state->status == POTRACE_STATUS_INCOMPLETE)
+ Message::wstream(true) << "error while tracing character\n";
+ else {
+ double hsf=1.0, vsf=1.0; // horizontal a d vertical scale factor
+ if (_unitsPerPoint != 0.0) {
+ hsf = _unitsPerPoint/getHPixelsPerPoint(); // horizontal scale factor
+ vsf = _unitsPerPoint/getVPixelsPerPoint(); // vertical scale factor
+ }
+ for (potrace_path_t *path = state->plist; path; path = path->next) {
+ potrace_dpoint_t &p = path->curve.c[path->curve.n-1][2]; // start/end point
+ moveTo(hsf*(p.x+bitmap.xshift()), vsf*(p.y+bitmap.yshift()));
+ for (int i=0; i < path->curve.n; i++) {
+ if (path->curve.tag[i] == POTRACE_CURVETO) {
+ curveTo(hsf*(path->curve.c[i][0].x+bitmap.xshift()), vsf*(path->curve.c[i][0].y+bitmap.yshift()),
+ hsf*(path->curve.c[i][1].x+bitmap.xshift()), vsf*(path->curve.c[i][1].y+bitmap.yshift()),
+ hsf*(path->curve.c[i][2].x+bitmap.xshift()), vsf*(path->curve.c[i][2].y+bitmap.yshift()));
+ }
+ else {
+ lineTo(hsf*(path->curve.c[i][1].x+bitmap.xshift()), vsf*(path->curve.c[i][1].y+bitmap.yshift()));
+ if (i == path->curve.n-1)
+ closePath();
+ else
+ lineTo(hsf*(path->curve.c[i][2].x+bitmap.xshift()), vsf*(path->curve.c[i][2].y+bitmap.yshift()));
+ }
+ }
+ }
+ }
+ potrace_state_free(state);
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFTracer.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFTracer.h
new file mode 100644
index 00000000000..a288284f3ab
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GFTracer.h
@@ -0,0 +1,47 @@
+/*************************************************************************
+** GFTracer.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_GFTRACER_H
+#define DVISVGM_GFTRACER_H
+
+#include <istream>
+#include "GFReader.h"
+
+class GFTracer : public GFReader
+{
+ public:
+ GFTracer (std::istream &is);
+ GFTracer (std::istream &is, double upp);
+ virtual ~GFTracer () {}
+ virtual void moveTo (double x, double y) =0;
+ virtual void lineTo (double x, double y) =0;
+ virtual void curveTo (double c1x, double c1y, double c2x, double c2y, double x, double y) =0;
+ virtual void closePath () =0;
+ void beginChar (UInt32 c);
+ void endChar (UInt32 c);
+
+ protected:
+ void unitsPerPoint(double upp) {_unitsPerPoint = upp;}
+
+ private:
+ double _unitsPerPoint; ///< target units per PS point
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Ghostscript.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Ghostscript.cpp
new file mode 100644
index 00000000000..6a58ba0c6b5
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Ghostscript.cpp
@@ -0,0 +1,353 @@
+/*************************************************************************
+** Ghostscript.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include "Ghostscript.h"
+#if !defined(DISABLE_GS)
+#include <cstring>
+#include <iomanip>
+#include <sstream>
+#if defined(HAVE_LIBGS)
+ #include <ghostscript/ierrors.h>
+#else
+ #include "ierrors.h"
+ #include "FileFinder.h"
+#endif
+
+using namespace std;
+
+// name of Ghostscript shared library set by the user
+string Ghostscript::LIBGS_NAME;
+
+#ifndef HAVE_LIBGS
+
+#ifdef __WIN32__
+/** Looks up the path of the Ghostscript DLL in the Windows registry and returns it.
+ * If there is no proper registry entry, the returned string is empty. */
+static string get_path_from_registry () {
+#ifdef RRF_RT_REG_SZ // RegGetValueA and RRF_RT_REG_SZ may not be defined for some oldish MinGW
+ REGSAM mode = KEY_READ|KEY_QUERY_VALUE;
+#ifdef KEY_WOW64_64KEY
+#ifdef __WIN64__
+ mode |= KEY_WOW64_64KEY;
+#else
+ mode |= KEY_WOW64_32KEY;
+#endif
+#endif
+ static const char *gs_companies[] = {"GPL", "GNU", "AFPL", "Aladdin"};
+ for (size_t i=0; i < sizeof(gs_companies)/sizeof(char*); i++) {
+ const string reg_path = string("SOFTWARE\\") + gs_companies[i] + " Ghostscript";
+ static HKEY reg_roots[] = {HKEY_CURRENT_USER, HKEY_LOCAL_MACHINE};
+ for (size_t j=0; j < sizeof(reg_roots)/sizeof(HKEY); j++) {
+ HKEY hkey;
+ if (RegOpenKeyExA(reg_roots[j], reg_path.c_str(), 0, mode, &hkey) == ERROR_SUCCESS) {
+ char subkey[16];
+ for (int k=0; RegEnumKeyA(hkey, k, subkey, 16) == ERROR_SUCCESS; k++) {
+ istringstream iss(subkey);
+ int major_version;
+ iss >> major_version;
+ if (major_version >= 7) {
+ char dll_path[256]; // path to Ghostscript DLL stored in the registry
+ DWORD length;
+ if (RegGetValueA(hkey, subkey, "GS_DLL", RRF_RT_REG_SZ, 0, dll_path, &length) == ERROR_SUCCESS) {
+ RegCloseKey(hkey);
+ return dll_path;
+ }
+ }
+ }
+ RegCloseKey(hkey);
+ }
+ }
+ }
+#endif // RRF_RT_REG_SZ
+ return "";
+}
+#endif // __WIN32__
+
+
+/** Try to detect name of the Ghostscript shared library depending on the user settings.
+ * @param[in] fname path/filename given by the user
+ * @return name of Ghostscript shared library */
+static string get_libgs (const string &fname) {
+ if (!fname.empty())
+ return fname;
+#ifdef MIKTEX
+#if defined(__WIN64__)
+ const char *gsdll = "mgsdll64.dll";
+#else
+ const char *gsdll = "mgsdll32.dll";
+#endif
+ // try to look up the Ghostscript DLL coming with MiKTeX
+ if (const char *gsdll_path = FileFinder::lookup(gsdll))
+ return gsdll_path;
+#endif // MIKTEX
+#if defined(__WIN32__)
+ // try to look up the path of the Ghostscript DLL in the Windows registry
+ string gsdll_path = get_path_from_registry();
+ if (!gsdll_path.empty())
+ return gsdll_path;
+#endif
+#if defined(__WIN64__)
+ return "gsdll64.dll";
+#elif defined(__WIN32__)
+ return "gsdll32.dll";
+#else
+ // try to find libgs.so.X on the user's system
+ const int abi_min=7, abi_max=9; // supported libgs ABI versions
+ for (int i=abi_max; i >= abi_min; i--) {
+ ostringstream oss;
+#if defined(__CYGWIN__)
+ oss << "cyggs-" << i << ".dll";
+#else
+ oss << "libgs.so." << i;
+#endif
+ DLLoader loader(oss.str().c_str());
+ if (loader.loaded())
+ return oss.str();
+ }
+#endif
+ // no appropriate library found
+ return "";
+}
+#endif // !HAVE_LIBGS
+
+
+/** Loads the Ghostscript library but does not create an instance. This
+ * constructor should only be used to call available() and revision(). */
+Ghostscript::Ghostscript ()
+#if !defined(HAVE_LIBGS)
+ : DLLoader(get_libgs(LIBGS_NAME).c_str())
+#endif
+{
+ _inst = 0;
+}
+
+
+/** Tries to load the shared library and to initialize Ghostscript.
+ * @param[in] argc number of parameters in array argv
+ * @param[in] argv parameters passed to Ghostscript
+ * @param[in] caller this parameter is passed to all callback functions */
+Ghostscript::Ghostscript (int argc, const char **argv, void *caller)
+#if !defined(HAVE_LIBGS)
+ : DLLoader(get_libgs(LIBGS_NAME).c_str())
+#endif
+{
+ _inst = 0;
+ init(argc, argv, caller);
+}
+
+
+/** Exits Ghostscript and unloads the dynamic library. */
+Ghostscript::~Ghostscript () {
+ if (_inst) {
+ this->exit();
+ delete_instance();
+ }
+}
+
+
+bool Ghostscript::init (int argc, const char **argv, void *caller) {
+ if (!_inst) {
+ int status = new_instance(&_inst, caller);
+ if (status < 0)
+ _inst = 0;
+ else {
+ init_with_args(argc, (char**)argv);
+ }
+ }
+ return _inst != 0;
+}
+
+
+/** Returns true if Ghostscript library was found and can be loaded. */
+bool Ghostscript::available () {
+#if defined(HAVE_LIBGS)
+ return true;
+#else
+ gsapi_revision_t rev;
+ return loaded() && revision(&rev);
+#endif
+}
+
+
+/** Retrieves version information about Ghostscript.
+ * @param[out] r takes the revision information (see GS API documentation for further details)
+ * @return true on success */
+bool Ghostscript::revision (gsapi_revision_t *r) {
+#if defined(HAVE_LIBGS)
+ return (gsapi_revision(r, sizeof(gsapi_revision_t)) == 0);
+#else
+ if (PFN_gsapi_revision fn = (PFN_gsapi_revision)loadSymbol("gsapi_revision"))
+ return (fn(r, sizeof(gsapi_revision_t)) == 0);
+ return false;
+#endif
+}
+
+
+/** Returns product name and revision number of the GS library.
+ * @param[in] revonly if true, only the revision number is returned */
+string Ghostscript::revision (bool revonly) {
+ gsapi_revision_t r;
+ if (revision(&r)) {
+ ostringstream oss;
+ if (!revonly)
+ oss << r.product << ' ';
+ oss << (r.revision/100) << '.' << setfill('0') << setw(2) << (r.revision%100);
+ return oss.str();
+ }
+ return "";
+}
+
+
+/** Creates a new instance of Ghostscript. This method is called by the constructor and
+ * should not be used elsewhere.
+ * @param[out] psinst handle of newly created instance (or 0 on error)
+ * @param[in] caller pointer forwarded to callback functions */
+int Ghostscript::new_instance (void **psinst, void *caller) {
+#if defined(HAVE_LIBGS)
+ return gsapi_new_instance(psinst, caller);
+#else
+ if (PFN_gsapi_new_instance fn = (PFN_gsapi_new_instance)loadSymbol("gsapi_new_instance"))
+ return fn(psinst, caller);
+ *psinst = 0;
+ return 0;
+#endif
+}
+
+
+/** Destroys the current instance of Ghostscript. This method is called by the destructor
+ * and should not be used elsewhere. */
+void Ghostscript::delete_instance () {
+#if defined(HAVE_LIBGS)
+ gsapi_delete_instance(_inst);
+#else
+ if (PFN_gsapi_delete_instance fn = (PFN_gsapi_delete_instance)loadSymbol("gsapi_delete_instance"))
+ fn(_inst);
+#endif
+}
+
+
+/** Exits the interpreter. Must be called before destroying the GS instance. */
+int Ghostscript::exit () {
+#if defined(HAVE_LIBGS)
+ return gsapi_exit(_inst);
+#else
+ if (PFN_gsapi_exit fn = (PFN_gsapi_exit)loadSymbol("gsapi_exit"))
+ return fn(_inst);
+ return 0;
+#endif
+}
+
+
+/** Sets the I/O callback functions.
+ * @param[in] in pointer to stdin handler
+ * @param[in] out pointer to stdout handler
+ * @param[in] err pointer to stderr handler */
+int Ghostscript::set_stdio (Stdin in, Stdout out, Stderr err) {
+#if defined(HAVE_LIBGS)
+ return gsapi_set_stdio(_inst, in, out, err);
+#else
+ if (PFN_gsapi_set_stdio fn = (PFN_gsapi_set_stdio)loadSymbol("gsapi_set_stdio"))
+ return fn(_inst, in, out, err);
+ return 0;
+#endif
+}
+
+
+/** Initializes Ghostscript with a set of optional parameters. This
+ * method is called by the constructor and should not be used elsewhere.
+ * @param[in] argc number of paramters
+ * @param[in] argv parameters passed to Ghostscript */
+int Ghostscript::init_with_args (int argc, char **argv) {
+#if defined(HAVE_LIBGS)
+ return gsapi_init_with_args(_inst, argc, argv);
+#else
+ if (PFN_gsapi_init_with_args fn = (PFN_gsapi_init_with_args)loadSymbol("gsapi_init_with_args"))
+ return fn(_inst, argc, argv);
+ return 0;
+#endif
+}
+
+
+/** Tells Ghostscript that several calls of run_string_continue will follow. */
+int Ghostscript::run_string_begin (int user_errors, int *pexit_code) {
+#if defined(HAVE_LIBGS)
+ return gsapi_run_string_begin(_inst, user_errors, pexit_code);
+#else
+ if (PFN_gsapi_run_string_begin fn = (PFN_gsapi_run_string_begin)loadSymbol("gsapi_run_string_begin"))
+ return fn(_inst, user_errors, pexit_code);
+ *pexit_code = 0;
+ return 0;
+#endif
+}
+
+
+/** Executes a chunk of PostScript commands given by a buffer of characters. The size of
+ * this buffer must not exceed 64KB. Longer programs can be split into arbitrary smaller chunks
+ * and passed to Ghostscript by successive calls of run_string_continue.
+ * @param[in] str buffer containing the PostScript code
+ * @param[in] length number of characters in buffer
+ * @param[in] user_errors if non-negative, the default PS error values will be generated, otherwise this value is returned
+ * @param[out] pexit_code takes the PS error code */
+int Ghostscript::run_string_continue (const char *str, unsigned length, int user_errors, int *pexit_code) {
+#if defined(HAVE_LIBGS)
+ return gsapi_run_string_continue(_inst, str, length, user_errors, pexit_code);
+#else
+ if (PFN_gsapi_run_string_continue fn = (PFN_gsapi_run_string_continue)loadSymbol("gsapi_run_string_continue"))
+ return fn(_inst, str, length, user_errors, pexit_code);
+ *pexit_code = 0;
+ return 0;
+#endif
+}
+
+
+/** Terminates the successive code feeding. Must be called after the last call of run_string_continue. */
+int Ghostscript::run_string_end (int user_errors, int *pexit_code) {
+#if defined(HAVE_LIBGS)
+ return gsapi_run_string_end(_inst, user_errors, pexit_code);
+#else
+ if (PFN_gsapi_run_string_end fn = (PFN_gsapi_run_string_end)loadSymbol("gsapi_run_string_end"))
+ return fn(_inst, user_errors, pexit_code);
+ *pexit_code = 0;
+ return 0;
+#endif
+}
+
+
+const char* Ghostscript::error_name (int code) {
+ if (code < 0)
+ code = -code;
+ const char *error_names[] = { ERROR_NAMES };
+ if (code == 0 || (size_t)code > sizeof(error_names)/sizeof(error_names[0]))
+ return 0;
+#if defined(HAVE_LIBGS)
+ // use array defined in libgs to avoid linking the error strings into the binary
+ return gs_error_names[code-1];
+#elif defined(__WIN32__)
+ // gs_error_names is private in the Ghostscript DLL so we can't access it here
+ return error_names[code-1];
+#else
+ if (const char **error_names = (const char**)loadSymbol("gs_error_names"))
+ return error_names[code-1];
+ return 0;
+#endif
+}
+
+#endif // !DISABLE_GS
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Ghostscript.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Ghostscript.h
new file mode 100644
index 00000000000..c20c847dfbe
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Ghostscript.h
@@ -0,0 +1,103 @@
+/*************************************************************************
+** Ghostscript.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_GHOSTSCRIPT_H
+#define DVISVGM_GHOSTSCRIPT_H
+
+#include <config.h>
+#include <string>
+
+#if defined(DISABLE_GS)
+ #include "iapi.h"
+#elif defined(HAVE_LIBGS)
+ #include <ghostscript/iapi.h>
+#else
+ #include "DLLoader.h"
+ #include "iapi.h"
+#endif
+
+#if defined(__WIN32__) && !defined(_Windows)
+ #define _Windows
+#endif
+
+#if defined(DISABLE_GS)
+struct Ghostscript
+{
+ typedef int (GSDLLCALLPTR Stdin) (void *caller, char *buf, int len);
+ typedef int (GSDLLCALLPTR Stdout) (void *caller, const char *str, int len);
+ typedef int (GSDLLCALLPTR Stderr) (void *caller, const char *str, int len);
+
+ Ghostscript () {}
+ Ghostscript (int argc, const char **argv, void *caller=0) {}
+ bool init (int argc, const char **argv, void *caller=0) {return false;}
+ bool available () {return false;}
+ bool revision (gsapi_revision_t *r) {return false;}
+ std::string revision (bool revonly=false) {return "";}
+ int set_stdio (Stdin in, Stdout out, Stderr err) {return 0;}
+ int run_string_begin (int user_errors, int *pexit_code) {return 0;}
+ int run_string_continue (const char *str, unsigned int length, int user_errors, int *pexit_code) {return 0;}
+ int run_string_end (int user_errors, int *pexit_code) {return 0;}
+ int exit () {return 0;}
+ const char* error_name (int code) {return 0;}
+};
+
+#else
+
+/** Wrapper class of (a subset of) the Ghostscript API. */
+class Ghostscript
+#if !defined(HAVE_LIBGS)
+: public DLLoader
+#endif
+{
+ public:
+ typedef int (GSDLLCALLPTR Stdin) (void *caller, char *buf, int len);
+ typedef int (GSDLLCALLPTR Stdout) (void *caller, const char *str, int len);
+ typedef int (GSDLLCALLPTR Stderr) (void *caller, const char *str, int len);
+
+ public:
+ Ghostscript ();
+ Ghostscript (int argc, const char **argv, void *caller=0);
+ ~Ghostscript ();
+ bool init (int argc, const char **argv, void *caller=0);
+ bool available ();
+ bool revision (gsapi_revision_t *r);
+ std::string revision (bool revonly=false);
+ int set_stdio (Stdin in, Stdout out, Stderr err);
+ int run_string_begin (int user_errors, int *pexit_code);
+ int run_string_continue (const char *str, unsigned int length, int user_errors, int *pexit_code);
+ int run_string_end (int user_errors, int *pexit_code);
+ int exit ();
+ const char* error_name (int code);
+
+ static std::string LIBGS_NAME;
+
+ protected:
+ Ghostscript (const Ghostscript &gs) : _inst(0) {}
+ int init_with_args (int argc, char **argv);
+ int new_instance (void **psinst, void *caller);
+ void delete_instance ();
+
+ private:
+ void *_inst; ///< Ghostscript handle needed to call the gsapi_foo functions
+};
+
+#endif // DISABLE_GS
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Glyph.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Glyph.h
new file mode 100644
index 00000000000..d19f130ceaf
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Glyph.h
@@ -0,0 +1,28 @@
+/*************************************************************************
+** Glyph.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_GLYPH_H
+#define DVISVGM_GLYPH_H
+
+#include "GraphicPath.h"
+
+typedef GraphicPath<Int32> Glyph;
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GlyphTracerMessages.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GlyphTracerMessages.h
new file mode 100644
index 00000000000..c6190730ecf
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GlyphTracerMessages.h
@@ -0,0 +1,74 @@
+/*************************************************************************
+** GlyphTracerMessages.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_GLYPHTRACERMESSAGES_H
+#define DVISVGM_GLYPHTRACERMESSAGES_H
+
+#include <sstream>
+#include "GFGlyphTracer.h"
+#include "Message.h"
+#include "types.h"
+
+class GlyphTracerMessages : public GFGlyphTracer::Callback
+{
+ public:
+ GlyphTracerMessages (bool sfmsg=true, bool autonl=true) : _sfmsg(sfmsg), _autonl(autonl), _traced(false) {}
+
+ ~GlyphTracerMessages () {
+ if (_autonl)
+ Message::mstream() << '\n';
+ }
+
+ void beginChar (UInt8 c) {
+ if (!_traced) {
+ if (!_fname.empty())
+ Message::mstream() << '\n';
+ Message::mstream(false, Message::MC_STATE)
+ << "tracing glyphs of " << _fname.substr(0, _fname.length()-3) << '\n';
+ _traced = true;
+ }
+ }
+
+ void endChar (UInt8 c) {
+ std::ostringstream oss;
+ oss << '[';
+ if (isprint(c))
+ oss << c;
+ else
+ oss << '#' << unsigned(c);
+ oss << ']';
+ Message::mstream(false, Message::MC_TRACING) << oss.str();
+ }
+
+ void setFont (const std::string &fname) {
+ if (_sfmsg && fname != _fname) {
+ _fname = fname;
+ _traced = false;
+ }
+ }
+
+ private:
+ std::string _fname;
+ bool _sfmsg, _autonl;
+ bool _traced; ///< true if a glyph of the current font has already been traced?
+};
+
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GraphicPath.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GraphicPath.h
new file mode 100644
index 00000000000..6d377eb8a59
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/GraphicPath.h
@@ -0,0 +1,395 @@
+/*************************************************************************
+** GraphicPath.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_GRAPHICPATH_H
+#define DVISVGM_GRAPHICPATH_H
+
+#include <cctype>
+#include <list>
+#include <ostream>
+#include <vector>
+#include "BoundingBox.h"
+#include "Matrix.h"
+#include "Pair.h"
+#include "XMLString.h"
+
+
+template <typename T>
+class GraphicPath
+{
+ friend class PathClipper;
+ public:
+ enum WindingRule {WR_EVEN_ODD, WR_NON_ZERO};
+ typedef Pair<T> Point;
+
+ struct Command {
+ enum Type {MOVETO, LINETO, CONICTO, CUBICTO, CLOSEPATH};
+
+ Command (Type t) : type(t) {}
+
+ Command (Type t, const Point &p) : type(t) {
+ params[0] = p;
+ }
+
+ Command (Type t, const Point &p1, const Point &p2) : type(t) {
+ params[0] = p1;
+ params[1] = p2;
+ }
+
+ Command (Type t, const Point &p1, const Point &p2, const Point &p3) : type(t) {
+ params[0] = p1;
+ params[1] = p2;
+ params[2] = p3;
+ }
+
+ int numParams () const {
+ switch (type) {
+ case CLOSEPATH : return 0;
+ case MOVETO :
+ case LINETO : return 1;
+ case CONICTO : return 2;
+ case CUBICTO : return 3;
+ }
+ return 0;
+ }
+
+ void transform (const Matrix &matrix) {
+ for (int i=0; i < numParams(); i++)
+ params[i] = matrix * params[i];
+ }
+
+ Type type;
+ Point params[3];
+ };
+
+ struct Actions
+ {
+ virtual ~Actions () {}
+ virtual void moveto (const Point &p) {}
+ virtual void lineto (const Point &p) {}
+ virtual void hlineto (const T &y) {}
+ virtual void vlineto (const T &x) {}
+ virtual void sconicto (const Point &p) {}
+ virtual void conicto (const Point &p1, const Point &p2) {}
+ virtual void scubicto (const Point &p1, const Point &p2) {}
+ virtual void cubicto (const Point &p1, const Point &p2, const Point &p3) {}
+ virtual void closepath () {}
+ virtual void draw (char cmd, const Point *points, int n) {}
+ virtual bool quit () {return false;}
+ virtual void finished () {}
+ };
+
+ typedef typename std::vector<Command>::iterator Iterator;
+ typedef typename std::vector<Command>::const_iterator ConstIterator;
+ typedef typename std::vector<Command>::const_reverse_iterator ConstRevIterator;
+
+ public:
+ GraphicPath (WindingRule wr=WR_NON_ZERO) : _windingRule(wr) {}
+
+ void setWindingRule (WindingRule wr) {_windingRule = wr;}
+ WindingRule windingRule () const {return _windingRule;}
+
+ void clear () {
+ _commands.clear();
+ }
+
+ /// Returns true if the path is empty, i.e. there is nothing to draw
+ bool empty () const {
+ return _commands.empty();
+ }
+
+ /// Returns the number of path commands used to describe the path.
+ size_t size () const {
+ return _commands.size();
+ }
+
+ /// Insert another path at the beginning of this one.
+ void prepend (const GraphicPath &path) {
+ _commands.insert(_commands.begin(), path._commands.begin(), path._commands.end());
+ }
+
+ void moveto (const T &x, const T &y) {
+ moveto(Point(x, y));
+ }
+
+ void moveto (const Point &p) {
+ // avoid sequences of several MOVETOs; always use latest
+ if (_commands.empty() || _commands.back().type != Command::MOVETO)
+ _commands.push_back(Command(Command::MOVETO, p));
+ else
+ _commands.back().params[0] = p;
+ }
+
+ void lineto (const T &x, const T &y) {
+ lineto(Point(x, y));
+ }
+
+ void lineto (const Point &p) {
+ _commands.push_back(Command(Command::LINETO, p));
+ }
+
+ void conicto (const T &x1, const T &y1, const T &x2, const T &y2) {
+ conicto(Point(x1, y1), Point(x2, y2));
+ }
+
+ void conicto (const Point &p1, const Point &p2) {
+ _commands.push_back(Command(Command::CONICTO, p1, p2));
+ }
+
+ void cubicto (const T &x1, const T &y1, const T &x2, const T &y2, const T &x3, const T &y3) {
+ cubicto(Point(x1, y1), Point(x2, y2), Point(x3, y3));
+ }
+
+ void cubicto (const Point &p1, const Point &p2, const Point &p3) {
+ _commands.push_back(Command(Command::CUBICTO, p1, p2, p3));
+ }
+
+ void closepath () {
+ _commands.push_back(Command(Command::CLOSEPATH));
+ }
+
+
+ const std::vector<Command>& commands () const {
+ return _commands;
+ }
+
+
+ /** Detects all open subpaths and closes them by adding a closePath command.
+ * Most font formats only support closed outline paths so there are no explicit closePath statements
+ * in the glyph's outline description. All open paths are automatically closed by the renderer.
+ * This method detects all open paths and adds the missing closePath statement. */
+ void closeOpenSubPaths () {
+ Command *prevCommand = 0;
+ FORALL(_commands, Iterator, it) {
+ if (it->type == Command::MOVETO && prevCommand && prevCommand->type != Command::CLOSEPATH) {
+ prevCommand = &(*it);
+ it = _commands.insert(it, Command(Command::CLOSEPATH))+1;
+// ++it; // skip inserted closePath command in next iteration step
+ }
+ else
+ prevCommand = &(*it);
+ }
+ if (!_commands.empty() && _commands.back().type != Command::CLOSEPATH)
+ closepath();
+ }
+
+
+ /** Writes the path data as SVG path drawing command to a given output stream.
+ * @param[in] os output stream used to write the SVG commands to
+ * @param[in] relative if true, create relative rather than absolute coordinate values
+ * @param[in] sx horizontal scale factor
+ * @param[in] sy vertical scale factor
+ * @param[in] dx horizontal translation in PS point units
+ * @param[in] dy vertical translation in PS point units */
+ void writeSVG (std::ostream &os, bool relative, double sx=1.0, double sy=1.0, double dx=0.0, double dy=0.0) const {
+ struct WriteActions : Actions {
+ WriteActions (std::ostream &os, bool relative, double sx, double sy, double dx, double dy)
+ : _os(os), _relative(relative), _sx(sx), _sy(sy), _dx(dx), _dy(dy) {}
+
+ void draw (char cmd, const Point *points, int n) {
+ if (_relative)
+ cmd = tolower(cmd);
+ _os << cmd;
+ switch (cmd) {
+ case 'h': _os << XMLString(_sx*(points->x()-_currentPoint.x())+_dx); break;
+ case 'v': _os << XMLString(_sy*(points->y()-_currentPoint.y())+_dy); break;
+ case 'z': _currentPoint = _startPoint; break;
+ case 'H': _os << XMLString(_sx*points->x()+_dx); break;
+ case 'V': _os << XMLString(_sy*points->y()+_dy); break;
+ default :
+ for (int i=0; i < n; i++) {
+ if (i > 0)
+ _os << ' ';
+ Point p = points[i];
+ if (_relative)
+ p -= _currentPoint;
+ _os << XMLString(_sx*p.x()+_dx) << ' ' << XMLString(_sy*p.y()+_dy);
+ }
+ }
+ if (cmd == 'm')
+ _startPoint = points[0];
+ if (islower(cmd) && n > 0)
+ _currentPoint = points[n-1];
+ }
+ std::ostream &_os;
+ bool _relative;
+ double _sx, _sy, _dx, _dy;
+ Point _startPoint, _currentPoint;
+ } actions(os, relative, sx, sy, dx, dy);
+ iterate(actions, true);
+ }
+
+#if 0
+ void writePS (std::ostream &os, double sx=1.0, double sy=1.0, double dx=0.0, double dy=0.0) const {
+ struct WriteActions : Actions {
+ WriteActions (std::ostream &os, double sx, double sy, double dx, double dy)
+ : _os(os), _sx(sx), _sy(sy), _dx(dx), _dy(dy) {}
+ void draw (char cmd, const Point *points, int n) {
+ for (int i=0; i < n; i++)
+ _os << _sx*points[i].x()+_dx << ' ' << _sy*points[i].y()+_dy << ' ';
+ switch (cmd) {
+ case 'M': _os << "moveto"; break;
+ case 'L': _os << "lineto"; break;
+ case 'C': _os << "curveto"; break;
+ case 'Z': _os << "closepath"; break;
+ default: ;
+ }
+ _os << '\n';
+ }
+ std::ostream &_os;
+ bool _relative;
+ double _sx, _sy, _dx, _dy;
+ } actions(os, sx, sy, dx, dy);
+ iterate(actions, false);
+ }
+#endif
+
+
+ /** Computes the bounding box of the current path.
+ * @param[out] bbox the computed bounding box */
+ void computeBBox (BoundingBox &bbox) const {
+ struct BBoxActions : Actions {
+ BBoxActions (BoundingBox &bb) : bbox(bb) {}
+ void moveto (const Point &p) {bbox.embed(p);}
+ void lineto (const Point &p) {bbox.embed(p);}
+ void conicto (const Point &p1, const Point &p2) {bbox.embed(p1); bbox.embed(p2);}
+ void cubicto (const Point &p1, const Point &p2, const Point &p3) {bbox.embed(p1); bbox.embed(p2); bbox.embed(p3);}
+ BoundingBox &bbox;
+ } actions(bbox);
+ iterate(actions, false);
+ }
+
+
+ /** Checks whether the current path describes a dot/point only (with no extent).
+ * @param[out] p coordinates of the point if path describes a dot
+ * @return true if path is a dot/point */
+ bool isDot (Point &p) const {
+ struct DotActions : Actions {
+ DotActions () : differs(false) {}
+ void moveto (const Point &p) {point = p;}
+ void lineto (const Point &p) {differs = (p != point);}
+ void conicto (const Point &p1, const Point &p2) {differs = (point != p1 || point != p2);}
+ void cubicto (const Point &p1, const Point &p2, const Point &p3) {differs = (point != p1 || point != p2 || point != p3);}
+ bool quit () {return differs;}
+ Point point;
+ bool differs;
+ } actions;
+ iterate(actions, false);
+ p = actions.point;
+ return !actions.differs;
+ }
+
+
+ /** Transforms the path according to a given Matrix.
+ * @param[in] matrix Matrix describing the affine transformation */
+ void transform (const Matrix &matrix) {
+ FORALL(_commands, Iterator, it)
+ it->transform(matrix);
+ }
+
+ void iterate (Actions &actions, bool optimize) const;
+
+ private:
+ std::vector<Command> _commands;
+ WindingRule _windingRule;
+};
+
+
+/** Iterates over all commands defining this path and calls the corresponding template methods.
+ * In the case of successive bezier curve sequences, control points or tangent slopes are often
+ * identical so that the path description contains redundant information. SVG provides shorthand
+ * curve commands that require less parameters. If 'optimize' is true, this method detects such
+ * command sequences.
+ * @param[in] actions template methods called by each iteration step
+ * @param[in] optimize if true, shorthand drawing commands (sconicto, scubicto,...) are considered */
+template <typename T>
+void GraphicPath<T>::iterate (Actions &actions, bool optimize) const {
+ ConstIterator prev = _commands.end(); // pointer to preceding command
+ Point fp; // first point of current path
+ Point cp; // current point
+ Point pstore[2];
+ for (ConstIterator it=_commands.begin(); it != _commands.end() && !actions.quit(); ++it) {
+ const Point *params = it->params;
+ switch (it->type) {
+ case Command::MOVETO:
+ actions.moveto(params[0]);
+ actions.draw('M', params, 1);
+ fp = params[0];
+ break;
+ case Command::LINETO:
+ if (optimize) {
+ if (cp.x() == params[0].x()) {
+ actions.vlineto(params[0].y());
+ actions.draw('V', params, 1);
+ }
+ else if (cp.y() == params[0].y()) {
+ actions.hlineto(params[0].x());
+ actions.draw('H', params, 1);
+ }
+ else {
+ actions.lineto(params[0]);
+ actions.draw('L', params, 1);
+ }
+ }
+ else {
+ actions.lineto(params[0]);
+ actions.draw('L', params, 1);
+ }
+ break;
+ case Command::CONICTO:
+ if (optimize && prev != _commands.end() && prev->type == Command::CONICTO && params[0] == pstore[1]*T(2)-pstore[0]) {
+ actions.sconicto(params[1]);
+ actions.draw('T', params+1, 1);
+ }
+ else {
+ actions.conicto(params[0], params[1]);
+ actions.draw('Q', params, 2);
+ }
+ pstore[0] = params[0]; // store control point and
+ pstore[1] = params[1]; // curve endpoint
+ break;
+ case Command::CUBICTO:
+ // is first control point reflection of preceding second control point?
+ if (optimize && prev != _commands.end() && prev->type == Command::CUBICTO && params[0] == pstore[1]*T(2)-pstore[0]) {
+ actions.scubicto(params[1], params[2]);
+ actions.draw('S', params+1, 2);
+ }
+ else {
+ actions.cubicto(params[0], params[1], params[2]);
+ actions.draw('C', params, 3);
+ }
+ pstore[0] = params[1]; // store second control point and
+ pstore[1] = params[2]; // curve endpoint
+ break;
+ case Command::CLOSEPATH:
+ actions.closepath();
+ actions.draw('Z', params, 0);
+ cp = fp;
+ }
+ // update current point
+ const int np = it->numParams();
+ if (np > 0)
+ cp = it->params[np-1];
+ prev = it;
+ }
+ actions.finished();
+}
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/HtmlSpecialHandler.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/HtmlSpecialHandler.cpp
new file mode 100644
index 00000000000..29d0d88ada2
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/HtmlSpecialHandler.cpp
@@ -0,0 +1,306 @@
+/*************************************************************************
+** HtmlSpecialHandler.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cassert>
+#include <sstream>
+#include "HtmlSpecialHandler.h"
+#include "InputReader.h"
+#include "Message.h"
+#include "SVGTree.h"
+#include "XMLNode.h"
+
+using namespace std;
+
+// variable to select the link marker variant (none, underlined, boxed, or colored background)
+HtmlSpecialHandler::MarkerType HtmlSpecialHandler::MARKER_TYPE = HtmlSpecialHandler::MT_LINE;
+Color HtmlSpecialHandler::LINK_BGCOLOR;
+Color HtmlSpecialHandler::LINK_LINECOLOR;
+bool HtmlSpecialHandler::USE_LINECOLOR = false;
+
+
+void HtmlSpecialHandler::preprocess (const char *prefix, istream &is, SpecialActions *actions) {
+ if (!actions)
+ return;
+ _actions = actions;
+ StreamInputReader ir(is);
+ ir.skipSpace();
+ // collect page number and ID of named anchors
+ map<string,string> attribs;
+ if (ir.check("<a ") && ir.parseAttributes(attribs, '"') > 0) {
+ map<string,string>::iterator it;
+ if ((it = attribs.find("name")) != attribs.end())
+ preprocessNameAnchor(it->second);
+ else if ((it = attribs.find("href")) != attribs.end())
+ preprocessHrefAnchor(it->second);
+ }
+}
+
+
+void HtmlSpecialHandler::preprocessNameAnchor (const string &name) {
+ NamedAnchors::iterator it = _namedAnchors.find(name);
+ if (it == _namedAnchors.end()) { // anchor completely undefined?
+ int id = _namedAnchors.size()+1;
+ _namedAnchors[name] = NamedAnchor(_actions->getCurrentPageNumber(), id, 0);
+ }
+ else if (it->second.id < 0) { // anchor referenced but not defined yet?
+ it->second.id *= -1;
+ it->second.pageno = _actions->getCurrentPageNumber();
+ }
+ else
+ Message::wstream(true) << "named hyperref anchor '" << name << "' redefined\n";
+}
+
+
+void HtmlSpecialHandler::preprocessHrefAnchor (const string &uri) {
+ if (uri[0] != '#')
+ return;
+ string name = uri.substr(1);
+ NamedAnchors::iterator it = _namedAnchors.find(name);
+ if (it != _namedAnchors.end()) // anchor already defined?
+ it->second.referenced = true;
+ else {
+ int id = _namedAnchors.size()+1;
+ _namedAnchors[name] = NamedAnchor(0, -id, 0, true);
+ }
+}
+
+
+bool HtmlSpecialHandler::process (const char *prefix, istream &is, SpecialActions *actions) {
+ if (!actions)
+ return true;
+ _actions = actions;
+ StreamInputReader ir(is);
+ ir.skipSpace();
+ map<string,string> attribs;
+ map<string,string>::iterator it;
+ if (ir.check("<a ") && ir.parseAttributes(attribs, '"') > 0) {
+ if ((it = attribs.find("href")) != attribs.end()) // <a href="URI">
+ processHrefAnchor(it->second);
+ else if ((it = attribs.find("name")) != attribs.end()) // <a name="ID">
+ processNameAnchor(it->second);
+ else
+ return false; // none or only invalid attributes
+ }
+ else if (ir.check("</a>"))
+ closeAnchor();
+ else if (ir.check("<img src=")) {
+ }
+ else if (ir.check("<base ") && ir.parseAttributes(attribs, '"') > 0 && (it = attribs.find("href")) != attribs.end())
+ _base = it->second;
+ return true;
+}
+
+
+/** Handles anchors with href attribute: <a href="URI">...</a>
+ * @param uri value of href attribute */
+void HtmlSpecialHandler::processHrefAnchor (string uri) {
+ closeAnchor();
+ string name;
+ if (uri[0] == '#') { // reference to named anchor?
+ name = uri.substr(1);
+ NamedAnchors::iterator it = _namedAnchors.find(name);
+ if (it == _namedAnchors.end() || it->second.id < 0)
+ Message::wstream(true) << "reference to undefined anchor '" << name << "'\n";
+ else {
+ int id = it->second.id;
+ uri = "#loc"+XMLString(id);
+ if (_actions->getCurrentPageNumber() != it->second.pageno) {
+ ostringstream oss;
+ oss << _actions->getSVGFilename(it->second.pageno) << uri;
+ uri = oss.str();
+ }
+ }
+ }
+ if (!_base.empty() && uri.find("://") != string::npos) {
+ if (*_base.rbegin() != '/' && uri[0] != '/' && uri[0] != '#')
+ uri = "/" + uri;
+ uri = _base + uri;
+ }
+ XMLElementNode *anchor = new XMLElementNode("a");
+ anchor->addAttribute("xlink:href", uri);
+ anchor->addAttribute("xlink:title", name.empty() ? uri : name);
+ _actions->pushContextElement(anchor);
+ _actions->bbox("{anchor}", true); // start computing the bounding box of the linked area
+ _depthThreshold = _actions->getDVIStackDepth();
+ _anchorType = AT_HREF;
+}
+
+
+/** Handles anchors with name attribute: <a name="NAME">...</a>
+ * @param name value of name attribute */
+void HtmlSpecialHandler::processNameAnchor (const string &name) {
+ closeAnchor();
+ NamedAnchors::iterator it = _namedAnchors.find(name);
+ assert(it != _namedAnchors.end());
+ it->second.pos = _actions->getY();
+ _anchorType = AT_NAME;
+}
+
+
+/** Handles the closing tag (</a> of the current anchor element. */
+void HtmlSpecialHandler::closeAnchor () {
+ if (_anchorType == AT_HREF) {
+ markLinkedBox();
+ _actions->popContextElement();
+ _depthThreshold = 0;
+ }
+ _anchorType = AT_NONE;
+}
+
+
+/** Marks a single rectangular area of the linked part of the document with a line or
+ * a box so that it's noticeable by the user. Additionally, an invisible rectangle is
+ * placed over this area in order to avoid flickering of the mouse cursor when moving
+ * it over the hyperlinked area. */
+void HtmlSpecialHandler::markLinkedBox () {
+ const BoundingBox &bbox = _actions->bbox("{anchor}");
+ if (bbox.width() > 0 && bbox.height() > 0) { // does the bounding box extend in both dimensions?
+ if (MARKER_TYPE != MT_NONE) {
+ const double linewidth = min(0.5, bbox.height()/15);
+ XMLElementNode *rect = new XMLElementNode("rect");
+ double x = bbox.minX();
+ double y = bbox.maxY()+linewidth;
+ double w = bbox.width();
+ double h = linewidth;
+ const Color &linecolor = USE_LINECOLOR ? LINK_LINECOLOR : _actions->getColor();
+ if (MARKER_TYPE == MT_LINE)
+ rect->addAttribute("fill", linecolor.rgbString());
+ else {
+ x -= linewidth;
+ y = bbox.minY()-linewidth;
+ w += 2*linewidth;
+ h += bbox.height()+linewidth;
+ if (MARKER_TYPE == MT_BGCOLOR) {
+ rect->addAttribute("fill", LINK_BGCOLOR.rgbString());
+ if (USE_LINECOLOR) {
+ rect->addAttribute("stroke", linecolor.rgbString());
+ rect->addAttribute("stroke-width", linewidth);
+ }
+ }
+ else { // LM_BOX
+ rect->addAttribute("fill", "none");
+ rect->addAttribute("stroke", linecolor.rgbString());
+ rect->addAttribute("stroke-width", linewidth);
+ }
+ }
+ rect->addAttribute("x", x);
+ rect->addAttribute("y", y);
+ rect->addAttribute("width", w);
+ rect->addAttribute("height", h);
+ _actions->prependToPage(rect);
+ if (MARKER_TYPE == MT_BOX || MARKER_TYPE == MT_BGCOLOR) {
+ // slightly enlarge the boxed area
+ x -= linewidth;
+ y -= linewidth;
+ w += 2*linewidth;
+ h += 2*linewidth;
+ }
+ _actions->embed(BoundingBox(x, y, x+w, y+h));
+ }
+ // Create an invisible rectangle around the linked area so that it's easier to access.
+ // This is only necessary when using paths rather than real text elements together with fonts.
+ if (!SVGTree::USE_FONTS) {
+ XMLElementNode *rect = new XMLElementNode("rect");
+ rect->addAttribute("x", bbox.minX());
+ rect->addAttribute("y", bbox.minY());
+ rect->addAttribute("width", bbox.width());
+ rect->addAttribute("height", bbox.height());
+ rect->addAttribute("fill", "white");
+ rect->addAttribute("fill-opacity", 0);
+ _actions->appendToPage(rect);
+ }
+ }
+}
+
+
+/** This method is called every time the DVI position changes. */
+void HtmlSpecialHandler::dviMovedTo (double x, double y) {
+ if (_actions && _anchorType != AT_NONE) {
+ // Start a new box if the current depth of the DVI stack underruns
+ // the initial threshold which indicates a line break.
+ if (_actions->getDVIStackDepth() < _depthThreshold) {
+ markLinkedBox();
+ _depthThreshold = _actions->getDVIStackDepth();
+ _actions->bbox("{anchor}", true); // start a new box on the new line
+ }
+ }
+}
+
+
+void HtmlSpecialHandler::dviEndPage (unsigned pageno) {
+ if (_actions) {
+ // create views for all collected named anchors defined on the recent page
+ const BoundingBox &pagebox = _actions->bbox();
+ for (NamedAnchors::iterator it=_namedAnchors.begin(); it != _namedAnchors.end(); ++it) {
+ if (it->second.pageno == pageno && it->second.referenced) { // current anchor referenced?
+ ostringstream oss;
+ oss << pagebox.minX() << ' ' << it->second.pos << ' '
+ << pagebox.width() << ' ' << pagebox.height();
+ XMLElementNode *view = new XMLElementNode("view");
+ view->addAttribute("id", "loc"+XMLString(it->second.id));
+ view->addAttribute("viewBox", oss.str());
+ _actions->appendToDefs(view);
+ }
+ }
+ closeAnchor();
+ _actions = 0;
+ }
+}
+
+
+/** Sets the appearance of the link markers.
+ * @param[in] marker string specifying the marker (format: type[:linecolor])
+ * @return true on success */
+bool HtmlSpecialHandler::setLinkMarker (const string &marker) {
+ string type; // "none", "box", "line", or a background color specifier
+ string color; // optional line color specifier
+ size_t seppos = marker.find(":");
+ if (seppos == string::npos)
+ type = marker;
+ else {
+ type = marker.substr(0, seppos);
+ color = marker.substr(seppos+1);
+ }
+ if (type.empty() || type == "none")
+ MARKER_TYPE = MT_NONE;
+ else if (type == "line")
+ MARKER_TYPE = MT_LINE;
+ else if (type == "box")
+ MARKER_TYPE = MT_BOX;
+ else {
+ if (!LINK_BGCOLOR.setName(type, false))
+ return false;
+ MARKER_TYPE = MT_BGCOLOR;
+ }
+ USE_LINECOLOR = false;
+ if (MARKER_TYPE != MT_NONE && !color.empty()) {
+ if (!LINK_LINECOLOR.setName(color, false))
+ return false;
+ USE_LINECOLOR = true;
+ }
+ return true;
+}
+
+
+const char** HtmlSpecialHandler::prefixes () const {
+ static const char *pfx[] = {"html:", 0};
+ return pfx;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/HtmlSpecialHandler.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/HtmlSpecialHandler.h
new file mode 100644
index 00000000000..4c5893c0306
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/HtmlSpecialHandler.h
@@ -0,0 +1,79 @@
+/*************************************************************************
+** HtmlSpecialHandler.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_HTMLSPECIALHANDLER_H
+#define DVISVGM_HTMLSPECIALHANDLER_H
+
+#include <map>
+#include <string>
+#include "Color.h"
+#include "SpecialHandler.h"
+
+struct SpecialActions;
+
+class HtmlSpecialHandler : public SpecialHandler, public DVIEndPageListener, public DVIPositionListener
+{
+ struct NamedAnchor {
+ NamedAnchor () : pageno(0), id(0), pos(0), referenced(false) {}
+ NamedAnchor (unsigned pn, int i, double p, bool r=false) : pageno(pn), id(i), pos(p), referenced(r) {}
+ unsigned pageno; ///< page number where the anchor is located
+ int id; ///< unique numerical ID (< 0 if anchor is undefined yet)
+ double pos; ///< vertical position of named anchor (in PS point units)
+ bool referenced; ///< true if a reference to this anchor exists
+ };
+
+ enum AnchorType {AT_NONE, AT_HREF, AT_NAME};
+ typedef std::map<std::string, NamedAnchor> NamedAnchors;
+
+ public:
+ HtmlSpecialHandler () : _actions(0), _anchorType(AT_NONE), _depthThreshold(0) {}
+ void preprocess(const char *prefix, std::istream &is, SpecialActions *actions);
+ bool process (const char *prefix, std::istream &is, SpecialActions *actions);
+ const char* name () const {return "html";}
+ const char* info () const {return "hyperref specials";}
+ const char** prefixes () const;
+
+ static bool setLinkMarker (const std::string &marker);
+
+ protected:
+ void preprocessHrefAnchor (const std::string &uri);
+ void preprocessNameAnchor (const std::string &name);
+ void processHrefAnchor (std::string uri);
+ void processNameAnchor (const std::string &name);
+ void dviEndPage (unsigned pageno);
+ void dviMovedTo (double x, double y);
+ void closeAnchor ();
+ void markLinkedBox ();
+
+ enum MarkerType {MT_NONE, MT_LINE, MT_BOX, MT_BGCOLOR};
+ static MarkerType MARKER_TYPE; ///< selects how to mark linked areas
+ static Color LINK_BGCOLOR; ///< background color if linkmark type == LT_BGCOLOR
+ static Color LINK_LINECOLOR; ///< line color if linkmark type is LM_LINE or LM_BOX
+ static bool USE_LINECOLOR; ///< if true, LINK_LINECOLOR is applied
+
+ private:
+ SpecialActions *_actions;
+ AnchorType _anchorType; ///< type of active anchor
+ int _depthThreshold; ///< break anchor box if the DVI stack depth underruns this threshold
+ std::string _base; ///< base URL that is prepended to all relative targets
+ NamedAnchors _namedAnchors; ///< information about all named anchors processed
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/InputBuffer.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/InputBuffer.cpp
new file mode 100644
index 00000000000..acf19e2f1c2
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/InputBuffer.cpp
@@ -0,0 +1,138 @@
+/*************************************************************************
+** InputBuffer.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cmath>
+#include <cstring>
+#include "InputBuffer.h"
+
+using namespace std;
+
+
+StreamInputBuffer::StreamInputBuffer (istream &is, size_t bufsize)
+ : _is(is), _bufsize(bufsize), _buf1(new UInt8[_bufsize]), _buf2(new UInt8[_bufsize]), _bufptr(_buf1)
+{
+ _size1 = fillBuffer(_buf1);
+ _size2 = fillBuffer(_buf2);
+}
+
+
+StreamInputBuffer::~StreamInputBuffer () {
+ delete [] _buf1;
+ delete [] _buf2;
+}
+
+
+int StreamInputBuffer::get () {
+ if (pos() == _size1) {
+ if (_size2 == 0)
+ return -1;
+ swap(_buf1, _buf2);
+ _size1 = _size2;
+ _bufptr = _buf1;
+ _size2 = fillBuffer(_buf2);
+ }
+ UInt8 c = *_bufptr++;
+ return c;
+}
+
+
+/** Returns the next character to be read without skipping it.
+ * Same as peek(0). */
+int StreamInputBuffer::peek () const {
+ if (pos() < _size1)
+ return *_bufptr;
+ return _size2 > 0 ? *_buf2 : -1;
+}
+
+
+/** Returns the n-th next character without skipping it. */
+int StreamInputBuffer::peek (size_t n) const {
+ if (pos()+n < _size1)
+ return *(_bufptr+n);
+ if (pos()+n < _size1+_size2)
+ return *(_buf2 + pos()+n-_size1);
+ return -1;
+}
+
+
+/** Fills the buffer by reading a sequence of characters from the assigned
+ * input stream.
+ * @param[in] buf pointer to character buffer to be filled
+ * @return number of characters read */
+int StreamInputBuffer::fillBuffer (UInt8 *buf) {
+ if (_is && !_is.eof()) {
+ _is.read((char*)buf, _bufsize);
+ return _is.gcount();
+ }
+ return 0;
+}
+
+///////////////////////////////////////////////
+
+SplittedCharInputBuffer::SplittedCharInputBuffer (const char *buf1, size_t s1, const char *buf2, size_t s2) {
+ _buf[0] = buf1;
+ _buf[1] = buf2;
+ _size[0] = buf1 ? s1 : 0;
+ _size[1] = buf2 ? s2 : 0;
+ _index = _size[0] ? 0 : 1;
+}
+
+
+int SplittedCharInputBuffer::get () {
+ if (_size[_index] == 0)
+ return -1;
+ int ret = *_buf[_index]++;
+ _size[_index]--;
+ if (_index == 0 && _size[0] == 0)
+ _index++;
+ return ret;
+}
+
+
+int SplittedCharInputBuffer::peek () const {
+ return _size[_index] ? *_buf[_index] : -1;
+}
+
+
+int SplittedCharInputBuffer::peek (size_t n) const {
+ if (n < _size[_index])
+ return _buf[_index][n];
+ n -= _size[_index];
+ if (_index == 0 && n < _size[1])
+ return _buf[1][n];
+ return -1;
+}
+
+///////////////////////////////////////////////
+
+
+int TextStreamInputBuffer::get () {
+ int c = StreamInputBuffer::get();
+ if (c == '\n') {
+ _line++;
+ _col = 1;
+ }
+ else
+ _col++;
+ return c;
+}
+
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/InputBuffer.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/InputBuffer.h
new file mode 100644
index 00000000000..35ea9401a6e
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/InputBuffer.h
@@ -0,0 +1,145 @@
+/*************************************************************************
+** InputBuffer.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_INPUTBUFFER_H
+#define DVISVGM_INPUTBUFFER_H
+
+#include <algorithm>
+#include <cstring>
+#include <istream>
+#include <string>
+#include <ostream>
+#include "types.h"
+
+struct InputBuffer
+{
+ virtual ~InputBuffer () {}
+ virtual int get () =0;
+ virtual int peek () const =0;
+ virtual int peek (size_t n) const =0;
+ virtual bool eof () const =0;
+ virtual void invalidate () =0;
+};
+
+
+class StreamInputBuffer : public InputBuffer
+{
+ public:
+ StreamInputBuffer (std::istream &is, size_t bufsize=1024);
+ ~StreamInputBuffer ();
+ int get ();
+ int peek () const;
+ int peek (size_t n) const;
+ bool eof () const {return pos() == _size1 && _size2 == 0;}
+ void invalidate () {_bufptr = _buf1+_size1; _size2 = 0;}
+
+ protected:
+ int fillBuffer (UInt8 *buf);
+ size_t pos () const {return _bufptr-_buf1;}
+
+ private:
+ std::istream &_is;
+ const size_t _bufsize; ///< maximal number of bytes each buffer can hold
+ UInt8 *_buf1; ///< pointer to first buffer
+ UInt8 *_buf2; ///< pointer to second buffer
+ size_t _size1; ///< number of bytes in buffer 1
+ size_t _size2; ///< number of bytes in buffer 2
+ UInt8 *_bufptr; ///< pointer to next byte to read
+};
+
+
+class StringInputBuffer : public InputBuffer
+{
+ public:
+ StringInputBuffer (const std::string &str) : _str(str), _pos(0) {}
+ int get () {return _pos < _str.length() ? _str[_pos++] : -1;}
+ int peek () const {return _pos < _str.length() ? _str[_pos] : -1;}
+ int peek (size_t n) const {return _pos+n < _str.length() ? _str[_pos+n] : -1;}
+ bool eof () const {return _pos >= _str.length();}
+ void invalidate () {_pos = _str.length();}
+
+ private:
+ const std::string &_str;
+ size_t _pos;
+};
+
+
+class CharInputBuffer : public InputBuffer
+{
+ public:
+ CharInputBuffer (const char *buf, size_t size) : _pos(buf), _size(buf ? size : 0) {}
+
+ int get () {
+ if (_size == 0)
+ return -1;
+ else {
+ _size--;
+ return *_pos++;
+ }
+ }
+
+
+ void assign (const char *buf, size_t size) {
+ _pos = buf;
+ _size = size;
+ }
+
+ void assign (const char *buf) {assign(buf, std::strlen(buf));}
+ int peek () const {return _size > 0 ? *_pos : -1;}
+ int peek (size_t n) const {return _size >= n ? _pos[n] : -1;}
+ bool eof () const {return _size == 0;}
+ void invalidate () {_size = 0;}
+
+ private:
+ const char *_pos;
+ size_t _size;
+};
+
+
+class SplittedCharInputBuffer : public InputBuffer
+{
+ public:
+ SplittedCharInputBuffer (const char *buf1, size_t s1, const char *buf2, size_t s2);
+ int get ();
+ int peek () const;
+ int peek (size_t n) const;
+ bool eof () const {return _size[_index] == 0;}
+ void invalidate () {_size[_index] = 0;}
+
+ private:
+ const char *_buf[2];
+ size_t _size[2];
+ int _index;
+};
+
+
+class TextStreamInputBuffer : public StreamInputBuffer
+{
+ public:
+ TextStreamInputBuffer (std::istream &is) : StreamInputBuffer(is), _line(1), _col(1) {}
+ int get ();
+ int line () const {return _line;}
+ int col () const {return _col;}
+
+ private:
+ int _line, _col;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/InputReader.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/InputReader.cpp
new file mode 100644
index 00000000000..cfe46f9d87f
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/InputReader.cpp
@@ -0,0 +1,349 @@
+/*************************************************************************
+** InputReader.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cmath>
+#include <functional>
+#include <vector>
+#include "InputReader.h"
+
+using namespace std;
+
+
+/** Skips n characters. */
+void InputReader::skip (size_t n) {
+ while (n-- > 0)
+ get();
+}
+
+
+/** Moves the buffer pointer to the next non-space character. A following call
+ * of get() returns this character. */
+void InputReader::skipSpace () {
+ while (isspace(peek()))
+ get();
+}
+
+
+/** Tries to find a given string and skips all characters preceding that string.
+ * @param[in] s string to look for (must not be longer than the maximal buffer size)
+ * @param[in] consume if true, the buffer pointer is moved to the first character following string s
+ * @return true if s was found */
+bool InputReader::skipUntil (const char *s, bool consume) {
+ bool found = false;
+ while (!eof() && !(found = check(s, consume)))
+ get();
+ return found;
+}
+
+
+/** Looks for the first occurrence of a given character.
+ * @param[in] c character to lookup
+ * @return position of character relative to current location, -1 if character was not found */
+int InputReader::find (char c) const {
+ int pos = 0;
+ int cc;
+ while ((cc = peek(pos)) >= 0 && cc != c)
+ pos++;
+ return cc < 0 ? -1 : pos;
+}
+
+
+/** Checks if the next characters to be read match a given string.
+ * @param[in] s string to be matched
+ * @param[in] consume if true, the characters of the matched string are skipped
+ * @return true if s matches */
+bool InputReader::check (const char *s, bool consume) {
+ size_t count = 0;
+ for (const char *p=s; *p; p++) {
+ if (peek(count++) != *p)
+ return false;
+ }
+ if (consume)
+ skip(count);
+ return true;
+}
+
+
+int InputReader::compare (const char *s, bool consume) {
+ size_t count = 0;
+ for (const char *p=s; *p; p++) {
+ int c = peek(count++);
+ if (c != *p)
+ return c < *p ? -1 : 1;
+ }
+ int c = peek(count);
+ if (c < 0 || !isspace(c))
+ return 1;
+ if (consume)
+ skip(count);
+ return 0;
+}
+
+
+/** Reads an integer from the buffer. All characters that are part of
+ * the read integer constant are skipped. If this function returns false,
+ * the buffer pointer points to the same position as before the function call.
+ * @param[out] val contains the read integer value on success
+ * @param[in] accept_sign if false, only positive integers (without sign) are accepted
+ * @return true if integer could be read */
+bool InputReader::parseInt (int &val, bool accept_sign) {
+ val = 0;
+ int fac=1;
+ char sign; // explicitly given sign
+ if (accept_sign && ((sign = peek()) == '+' || sign == '-')) {
+ if (isdigit(peek(1))) {
+ get(); // skip sign
+ if (sign == '-')
+ fac = -1;
+ }
+ else
+ return false;
+ }
+ else if (!isdigit(peek()))
+ return false;
+
+ while (isdigit(peek()))
+ val = val*10 + (get()-'0');
+ val *= fac;
+ return true;
+}
+
+
+bool InputReader::parseUInt (unsigned &val) {
+ val = 0;
+ if (!isdigit(peek()))
+ return false;
+ while (isdigit(peek()))
+ val = val*10 + (get()-'0');
+ return true;
+}
+
+
+bool InputReader::parseInt (int base, int &val) {
+ if (base < 2 || base > 32)
+ return false;
+
+ const char *digits = "0123456789abcdefghijklmnopqrstuvwxyz";
+ const char maxdigit = digits[base-1];
+ char c;
+ if (!isalnum(c = tolower(peek())) || c > maxdigit)
+ return false;
+
+ val = 0;
+ while (isalnum(c = tolower(peek())) && c <= maxdigit) {
+ get();
+ int digit = c - (c <= '9' ? '0' : 'a'-10);
+ val = val*base + digit;
+ }
+ return true;
+}
+
+
+/** Reads a double from the buffer. All characters that are part of
+ * the read double constant are skipped. If this function returns false,
+ * the buffer pointer points to the same position as before the function call.
+ * @param[out] val contains the read double value on success
+ * @return number details: 0=no number, 'i'=integer, 'f'=floating point number */
+char InputReader::parseDouble (double &val) {
+ int fac=1;
+ int int_part=0;
+ bool is_float = false;
+ skipSpace();
+ char sign = peek();
+ if (parseInt(int_part)) { // match [+-]?[0-9]+\.?
+ if (peek() == '.') {
+ get();
+ is_float = true;
+ }
+ if (int_part < 0 || sign == '-') {
+ fac = -1;
+ int_part = -int_part;
+ }
+ }
+ else { // match [+-]?\.
+ char sign; // explicitly given sign
+ if ((sign = peek()) == '+' || sign == '-') { // match [+-]?\.[0-9]
+ if (peek(1) != '.' || !isdigit(peek(2)))
+ return 0;
+ if (sign == '-')
+ fac = -1;
+ skip(2); // skip sign and dot
+ }
+ else if (peek() == '.' && isdigit(peek(1)))
+ get();
+ else
+ return 0;
+ is_float = true;
+ }
+ // parse fractional part
+ double frac_part=0.0;
+ for (double u=10; isdigit(peek()); u*=10)
+ frac_part += (get()-'0')/u;
+ val = (int_part + frac_part) * fac;
+ // parse exponent
+ char c;
+ if (tolower(peek()) == 'e' && (isdigit(c=peek(1)) || ((c == '+' || c == '-') && isdigit(peek(2))))) {
+ get(); // skip 'e'
+ int exp;
+ parseInt(exp);
+ val *= pow(10.0, exp);
+ is_float = true;
+ }
+ return is_float ? 'f' : 'i';
+}
+
+
+/** Reads an integer value from the buffer. If no valid integer constant
+ * could be found at the current position 0 is returned. */
+int InputReader::getInt () {
+ skipSpace();
+ int val;
+ return parseInt(val) ? val : 0;
+}
+
+
+/** Reads an double value from the buffer. If no valid double constant
+ * could be found at the current position 0 is returned. */
+double InputReader::getDouble () {
+ skipSpace();
+ double val;
+ return parseDouble(val) ? val : 0.0;
+}
+
+
+/** Reads a string that consists of alphabetic letters only. Reading stops as
+ * soon as a non-alphabetic character is found or EOF is reached. */
+string InputReader::getWord () {
+ string ret;
+ skipSpace();
+ while (isalpha(peek()))
+ ret += get();
+ return ret;
+}
+
+
+/** Reads a single punctuation character.
+ * @return the read character or 0 if there's no punctuation character at the current position */
+char InputReader::getPunct () {
+ skipSpace();
+ if (ispunct(peek()))
+ return get();
+ return 0;
+}
+
+
+/** Reads a string delimited by a given quotation character.
+ * Before reading the string, all leading whitespace is skipped. Then, the function checks
+ * for the given quotation character. If it is found, all characters until the second
+ * appearance of the quotation char are appended to the result. Otherwise, an empty string
+ * is returned. If the quotation character is 0, the behavior of this function is identical to
+ * a call of getString().
+ * @param[in] quotechar the quotation character bounding the string to be read
+ * @return the string read */
+string InputReader::getQuotedString (char quotechar) {
+ if (quotechar == 0)
+ return getString();
+
+ string ret;
+ skipSpace();
+ if (peek() == quotechar) {
+ get();
+ while (!eof() && peek() != quotechar)
+ ret += get();
+ get();
+ }
+ return ret;
+}
+
+
+/** Reads a string delimited by whitespace and/or invisible characters.
+ * Before reading the string, all leading whitespace is skipped. Then, the function adds
+ * all printable characters to the result until a whitespace, an unprintable character, or
+ * EOF is found.
+ * @return the string read */
+string InputReader::getString () {
+ string ret;
+ skipSpace();
+ while (!eof() && !isspace(peek()) && isprint(peek()))
+ ret += get();
+ return ret;
+}
+
+
+/** Reads a given number of characters and returns the resulting string.
+ * @param n number of character to read
+ * @return the string read */
+string InputReader::getString (size_t n) {
+ string ret;
+ while (n-- > 0)
+ ret += get();
+ return ret;
+}
+
+
+string InputReader::getLine () {
+ string ret;
+ skipSpace();
+ while (!eof() && peek() > 0 && peek() != '\n')
+ ret += get();
+ // trim trailing whitespace
+ ret.erase(std::find_if(ret.rbegin(), ret.rend(), not1(ptr_fun<int, int>(isspace))).base(), ret.end());
+ return ret;
+}
+
+
+/** Parses a sequence of key-value pairs of the form KEY=VALUE or KEY="VALUE"
+ * @param[out] attr the scanned atributes
+ * @param[in] quotechar quote character used to enclose the attribute values
+ * @return number of attributes scanned */
+int InputReader::parseAttributes (map<string,string> &attr, char quotechar) {
+ bool ready=false;
+ while (!eof() && !ready) {
+ string key;
+ skipSpace();
+ while (isalnum(peek()))
+ key += get();
+ skipSpace();
+ if (peek() == '=') {
+ get();
+ skipSpace();
+ string val = getQuotedString(quotechar);
+ attr[key] = val;
+ }
+ else
+ ready = true;
+ }
+ return attr.size();
+}
+
+//////////////////////////////////////////
+
+
+int StreamInputReader::peek (size_t n) const {
+ if (n == 0)
+ return peek();
+ vector<char> chars(n);
+ _is.read(&chars[0], n);
+ int ret = peek();
+ for (int i=n-1; i >= 0; i--)
+ _is.putback(chars[i]);
+ return ret;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/InputReader.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/InputReader.h
new file mode 100644
index 00000000000..5cf43b6142d
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/InputReader.h
@@ -0,0 +1,90 @@
+/*************************************************************************
+** InputReader.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_INPUTREADER_H
+#define DVISVGM_INPUTREADER_H
+
+#include <istream>
+#include <map>
+#include <string>
+#include "InputBuffer.h"
+
+
+class InputReader
+{
+ public:
+ virtual ~InputReader() {}
+ virtual int get () =0;
+ virtual int peek () const =0;
+ virtual int peek (size_t n) const =0;
+ virtual bool eof () const =0;
+ virtual bool check (char c) const {return peek() == c;}
+ virtual bool check (const char *s, bool consume=true);
+ virtual int compare (const char *s, bool consume=true);
+ virtual void skip (size_t n);
+ virtual bool skipUntil (const char *s, bool consume=true);
+ virtual int find (char c) const;
+ virtual void skipSpace ();
+ virtual int getInt ();
+ virtual bool parseInt (int &val, bool accept_sign=true);
+ virtual bool parseInt (int base, int &val);
+ virtual bool parseUInt (unsigned &val);
+ virtual char parseDouble (double &val);
+ virtual double getDouble ();
+ virtual std::string getWord ();
+ virtual char getPunct ();
+ virtual std::string getQuotedString (char quotechar);
+ virtual std::string getString ();
+ virtual std::string getString (size_t n);
+ virtual std::string getLine ();
+ virtual int parseAttributes (std::map<std::string,std::string> &attr, char quotechar=0);
+ virtual operator bool () const {return !eof();}
+};
+
+
+class StreamInputReader : public InputReader
+{
+ public:
+ StreamInputReader (std::istream &is) : _is(is) {}
+ int get () {return _is.get();}
+ int peek () const {return _is.peek();}
+ int peek (size_t n) const;
+ bool eof () const {return !_is || _is.eof();}
+
+ private:
+ std::istream &_is;
+};
+
+
+class BufferInputReader : public InputReader
+{
+ public:
+ BufferInputReader (InputBuffer &ib) : _ib(&ib) {}
+ void assign (InputBuffer &ib) {_ib = &ib;}
+ int get () {return _ib->get();}
+ int peek () const {return _ib->peek();}
+ int peek (size_t n) const {return _ib->peek(n);}
+ bool eof () const {return _ib->eof();}
+
+ private:
+ InputBuffer *_ib;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/JFM.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/JFM.cpp
new file mode 100644
index 00000000000..fb93b716d01
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/JFM.cpp
@@ -0,0 +1,99 @@
+/*************************************************************************
+** JFM.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <algorithm>
+#include <cstring>
+#include <fstream>
+#include <sstream>
+#include "JFM.h"
+#include "StreamReader.h"
+
+using namespace std;
+
+
+JFM::JFM (istream &is) {
+ is.seekg(0);
+ StreamReader sr(is);
+ UInt16 id = UInt16(sr.readUnsigned(2)); // JFM ID (9 or 11)
+ if (id != 9 && id != 11) {
+ ostringstream oss;
+ oss << "invalid JFM identifier " << id << " (9 or 11 expected)";
+ throw FontMetricException(oss.str());
+ }
+ _vertical = (id == 9);
+ UInt16 nt = UInt16(sr.readUnsigned(2)); // length of character type table
+ UInt16 lf = UInt16(sr.readUnsigned(2)); // length of entire file in 4 byte words
+ UInt16 lh = UInt16(sr.readUnsigned(2)); // length of header in 4 byte words
+ UInt16 bc = UInt16(sr.readUnsigned(2)); // smallest character code in font
+ UInt16 ec = UInt16(sr.readUnsigned(2)); // largest character code in font
+ UInt16 nw = UInt16(sr.readUnsigned(2)); // number of words in width table
+ UInt16 nh = UInt16(sr.readUnsigned(2)); // number of words in height table
+ UInt16 nd = UInt16(sr.readUnsigned(2)); // number of words in depth table
+ UInt16 ni = UInt16(sr.readUnsigned(2)); // number of words in italic corr. table
+ UInt16 nl = UInt16(sr.readUnsigned(2)); // number of words in glue/kern table
+ UInt16 nk = UInt16(sr.readUnsigned(2)); // number of words in kern table
+ UInt16 ng = UInt16(sr.readUnsigned(2)); // number of words in glue table
+ UInt16 np = UInt16(sr.readUnsigned(2)); // number of font parameter words
+
+ if (7+nt+lh+(ec-bc+1)+nw+nh+nd+ni+nl+nk+ng+np != lf)
+ throw FontMetricException("inconsistent length values");
+
+ setCharRange(bc, ec);
+ readHeader(sr);
+ is.seekg(28+lh*4);
+ readTables(sr, nt, nw, nh, nd, ni);
+}
+
+
+void JFM::readTables (StreamReader &sr, int nt, int nw, int nh, int nd, int ni) {
+ // determine smallest charcode with chartype > 0
+ UInt16 minchar=0xFFFF, maxchar=0;
+ for (int i=0; i < nt; i++) {
+ UInt16 c = (UInt16)sr.readUnsigned(2);
+ UInt16 t = (UInt16)sr.readUnsigned(2);
+ if (t > 0) {
+ minchar = min(minchar, c);
+ maxchar = max(maxchar, c);
+ }
+ }
+ // build charcode to chartype map
+ if (minchar <= maxchar) {
+ _minchar = minchar;
+ _charTypeTable.resize(maxchar-minchar+1);
+ memset(&_charTypeTable[0], 0, nt*sizeof(UInt16));
+ sr.seek(-nt*4, ios::cur);
+ for (int i=0; i < nt; i++) {
+ UInt16 c = (UInt16)sr.readUnsigned(2);
+ UInt16 t = (UInt16)sr.readUnsigned(2);
+ if (c >= minchar)
+ _charTypeTable[c-minchar] = t;
+ }
+ }
+ TFM::readTables(sr, nw, nh, nd, ni);
+}
+
+
+int JFM::charIndex (int c) const {
+ UInt16 chartype = 0;
+ if (!_charTypeTable.empty() && c >= _minchar && size_t(c) < _minchar+_charTypeTable.size())
+ chartype = _charTypeTable[c-_minchar];
+ return TFM::charIndex(chartype);
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/JFM.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/JFM.h
new file mode 100644
index 00000000000..e3a98e8e94c
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/JFM.h
@@ -0,0 +1,44 @@
+/*************************************************************************
+** JFM.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_JFM_H
+#define DVISVGM_JFM_H
+
+#include <istream>
+#include "TFM.h"
+
+
+class JFM : public TFM
+{
+ public:
+ JFM (std::istream &is);
+ bool verticalLayout () const {return _vertical;}
+
+ protected:
+ void readTables (StreamReader &sr, int nt, int nw, int nh, int nd, int ni);
+ int charIndex (int c) const;
+
+ private:
+ UInt16 _minchar; ///< character code of first entry in character type table
+ bool _vertical; ///< true if metrics refer to vertical text layout
+ std::vector<UInt16> _charTypeTable;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Length.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Length.cpp
new file mode 100644
index 00000000000..7ed0a4d1dfe
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Length.cpp
@@ -0,0 +1,85 @@
+/*************************************************************************
+** Length.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <sstream>
+#include "InputReader.h"
+#include "Length.h"
+
+#define UNIT(c1,c2) ((c1 << 8)|c2)
+
+using namespace std;
+
+
+void Length::set (const string &len) {
+ switch (len.length()) {
+ case 0:
+ _pt = 0;
+ break;
+ case 1:
+ if (isdigit(len[0]))
+ _pt = len[0] - '0';
+ else
+ throw UnitException("invalid length: "+len);
+ break;
+ default:
+ istringstream iss(len);
+ StreamInputReader ir(iss);
+ double val;
+ if (!ir.parseDouble(val))
+ throw UnitException("invalid length: "+len);
+ string unit = ir.getWord();
+ set(val, unit);
+ }
+}
+
+
+void Length::set (double val, Unit unit) {
+ switch (unit) {
+ case PT: _pt = val; break;
+ case BP: _pt = val*72.27/72; break;
+ case IN: _pt = val*72.27; break;
+ case CM: _pt = val/2.54*72.27; break;
+ case MM: _pt = val/25.4*72.27; break;
+ case PC: _pt = val/12*72.27; break;
+ }
+}
+
+
+void Length::set (double val, string unitstr) {
+ if (unitstr.empty())
+ unitstr = "pt";
+ else if (unitstr.length() != 2)
+ throw UnitException("invalid length unit: "+unitstr);
+
+ Unit unit;
+ switch (UNIT(unitstr[0], unitstr[1])) {
+ case UNIT('p','t'): unit = PT; break;
+ case UNIT('b','p'): unit = BP; break;
+ case UNIT('i','n'): unit = IN; break;
+ case UNIT('c','m'): unit = CM; break;
+ case UNIT('m','m'): unit = MM; break;
+ case UNIT('p','c'): unit = PC; break;
+ default:
+ throw UnitException("invalid length unit: "+unitstr);
+ }
+ set(val, unit);
+}
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Length.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Length.h
new file mode 100644
index 00000000000..b4782cb8b23
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Length.h
@@ -0,0 +1,62 @@
+/*************************************************************************
+** Length.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_LENGTH_H
+#define DVISVGM_LENGTH_H
+
+#include <string>
+#include "MessageException.h"
+
+#ifdef IN
+#undef IN
+#endif
+
+struct UnitException : MessageException
+{
+ UnitException (const std::string &msg) : MessageException(msg) {}
+};
+
+
+class Length
+{
+ public:
+ enum Unit {PT, BP, CM, MM, IN, PC};
+
+ public:
+ Length () : _pt(0) {}
+ Length (double val, Unit unit=PT) {set(val, unit);}
+ Length (double val, const std::string &unit) {set(val, unit);}
+ Length (const std::string &len) {set(len);}
+ void set (double val, Unit unit);
+ void set (double val, std::string unit);
+ void set (const std::string &len);
+
+ double pt () const {return _pt;}
+ double in () const {return _pt/72.27;}
+ double bp () const {return in()*72;}
+ double cm () const {return in()*2.54;}
+ double mm () const {return cm()*10;}
+ double pc () const {return in()*12;}
+
+ private:
+ double _pt; // length in TeX point units
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Makefile.am b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Makefile.am
new file mode 100644
index 00000000000..31fcd868146
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Makefile.am
@@ -0,0 +1,231 @@
+:## This file is part of dvisvgm
+## Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de>
+##
+## Process this file with automake.
+
+bin_PROGRAMS = dvisvgm
+noinst_LIBRARIES = libdvisvgm.a
+
+dvisvgm_SOURCES = gzstream.h \
+ dvisvgm.cpp gzstream.cpp
+
+dvisvgm_LDADD = \
+ $(noinst_LIBRARIES) \
+ ../clipper/libclipper.a \
+ $(FREETYPE_LIBS) \
+ $(ZLIB_LIBS)
+
+dvisvgm_DEPENDENCIES = $(noinst_LIBRARIES)
+
+libdvisvgm_a_SOURCES = \
+ BasicDVIReader.cpp \
+ BasicDVIReader.h \
+ Bezier.cpp \
+ Bezier.h \
+ BgColorSpecialHandler.cpp \
+ BgColorSpecialHandler.h \
+ Bitmap.cpp \
+ Bitmap.h \
+ BoundingBox.cpp \
+ BoundingBox.h \
+ Calculator.cpp \
+ Calculator.h \
+ Character.h \
+ CharMapID.cpp \
+ CharMapID.h \
+ CMap.cpp \
+ CMap.h \
+ CMapManager.cpp \
+ CMapManager.h \
+ CMapReader.cpp \
+ CMapReader.h \
+ CmdLineParserBase.cpp \
+ CmdLineParserBase.h \
+ Color.cpp \
+ Color.h \
+ ColorSpecialHandler.cpp \
+ ColorSpecialHandler.h \
+ CommandLine.cpp \
+ CommandLine.h \
+ CRC32.cpp \
+ CRC32.h \
+ DependencyGraph.h \
+ Directory.cpp \
+ Directory.h \
+ DLLoader.cpp \
+ DLLoader.h \
+ DVIActions.h \
+ DVIReader.cpp \
+ DVIReader.h \
+ DvisvgmSpecialHandler.cpp \
+ DvisvgmSpecialHandler.h \
+ DVIToSVG.cpp \
+ DVIToSVG.h \
+ DVIToSVGActions.cpp \
+ DVIToSVGActions.h \
+ EmSpecialHandler.cpp \
+ EmSpecialHandler.h \
+ EncFile.cpp \
+ EncFile.h \
+ EPSFile.cpp \
+ EPSFile.h \
+ EPSToSVG.cpp \
+ EPSToSVG.h \
+ FileFinder.cpp \
+ FileFinder.h \
+ FilePath.cpp \
+ FilePath.h \
+ FileSystem.cpp \
+ FileSystem.h \
+ Font.cpp \
+ Font.h \
+ FontCache.cpp \
+ FontCache.h \
+ FontEncoding.cpp \
+ FontEncoding.h \
+ FontEngine.cpp \
+ FontEngine.h \
+ FontManager.cpp \
+ FontManager.h \
+ FontMap.cpp \
+ FontMap.h \
+ FontMetrics.cpp \
+ FontMetrics.h \
+ FontStyle.h \
+ GFGlyphTracer.cpp \
+ GFGlyphTracer.h \
+ GFReader.cpp \
+ GFReader.h \
+ GFTracer.cpp \
+ GFTracer.h \
+ Ghostscript.cpp \
+ Ghostscript.h \
+ Glyph.h \
+ GlyphTracerMessages.h \
+ GraphicPath.h \
+ HtmlSpecialHandler.cpp \
+ HtmlSpecialHandler.h \
+ InputBuffer.cpp \
+ InputBuffer.h \
+ InputReader.cpp \
+ InputReader.h \
+ JFM.cpp \
+ JFM.h \
+ Length.cpp \
+ Length.h \
+ macros.h \
+ MapLine.cpp \
+ MapLine.h \
+ Matrix.cpp \
+ Matrix.h \
+ Message.cpp \
+ Message.h \
+ MessageException.h \
+ MetafontWrapper.cpp \
+ MetafontWrapper.h \
+ NoPsSpecialHandler.cpp \
+ NoPsSpecialHandler.h \
+ NumericRanges.h \
+ PageRanges.cpp \
+ PageRanges.h \
+ PageSize.cpp \
+ PageSize.h \
+ Pair.h \
+ PathClipper.cpp \
+ PathClipper.h \
+ PdfSpecialHandler.cpp \
+ PdfSpecialHandler.h \
+ PreScanDVIReader.cpp \
+ PreScanDVIReader.h \
+ Process.cpp \
+ Process.h \
+ psdefs.cpp \
+ PSFilter.h \
+ PSInterpreter.cpp \
+ PSInterpreter.h \
+ PSPattern.cpp \
+ PSPattern.h \
+ PSPreviewFilter.cpp \
+ PSPreviewFilter.h \
+ PsSpecialHandler.cpp \
+ PsSpecialHandler.h \
+ RangeMap.cpp \
+ RangeMap.h \
+ ShadingPatch.cpp \
+ ShadingPatch.h \
+ SignalHandler.cpp \
+ SignalHandler.h \
+ SpecialActions.h \
+ SpecialHandler.h \
+ SpecialManager.cpp \
+ SpecialManager.h \
+ StreamReader.cpp \
+ StreamReader.h \
+ StreamWriter.cpp \
+ StreamWriter.h \
+ Subfont.cpp \
+ Subfont.h \
+ SVGOutput.cpp \
+ SVGOutput.h \
+ SVGTree.cpp \
+ SVGTree.h \
+ System.cpp \
+ System.h \
+ TensorProductPatch.cpp \
+ TensorProductPatch.h \
+ Terminal.cpp \
+ Terminal.h \
+ TFM.cpp \
+ TFM.h \
+ ToUnicodeMap.cpp \
+ ToUnicodeMap.h \
+ TpicSpecialHandler.cpp \
+ TpicSpecialHandler.h \
+ TriangularPatch.cpp \
+ TriangularPatch.h \
+ types.h \
+ Unicode.cpp \
+ Unicode.h \
+ VectorIterator.h \
+ VectorStream.h \
+ VFActions.h \
+ VFReader.cpp \
+ VFReader.h \
+ XMLDocument.cpp \
+ XMLDocument.h \
+ XMLNode.cpp \
+ XMLNode.h \
+ XMLString.cpp \
+ XMLString.h
+
+EXTRA_DIST = options.xml options.dtd iapi.h ierrors.h MiKTeXCom.h MiKTeXCom.cpp
+
+AM_CXXFLAGS = -Wall -Wnon-virtual-dtor \
+ -I$(top_srcdir)/clipper \
+ $(FREETYPE_CFLAGS) \
+ $(ZLIB_CFLAGS) \
+ $(CODE_COVERAGE_CFLAGS)
+
+AM_LDFLAGS = $(CODE_COVERAGE_LDFLAGS)
+
+# the command-line parser is generated from options.xml by opt2cpp
+$(srcdir)/CommandLine.cpp: options.xml
+ if test -f opt2cpp.xsl; then \
+ rm -f $@ $*.h; \
+ xsltproc opt2cpp.xsl $<; \
+ elif test -f $(srcdir)/opt2cpp.py; then \
+ rm -f $@ $*.h; \
+ python2 $(srcdir)/opt2cpp.py $< $@ $*.h; \
+ fi
+
+# Create a C string definition containing the PostScript routines psdefs.ps needed by class PSInterpreter
+$(srcdir)/psdefs.cpp: psdefs.ps
+ if test -f $<; then \
+ ps2c PSInterpreter::PSDEFS $< >$@; \
+ fi
+
+psdefs.ps: ;
+
+@CODE_COVERAGE_RULES@
+
+CLEANFILES = *.gcda *.gcno
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MapLine.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MapLine.cpp
new file mode 100644
index 00000000000..d65649a4c34
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MapLine.cpp
@@ -0,0 +1,276 @@
+/*************************************************************************
+** MapLine.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cstring>
+#include <sstream>
+#include "InputBuffer.h"
+#include "InputReader.h"
+#include "MapLine.h"
+#include "Subfont.h"
+
+using namespace std;
+
+
+/** Constructs a MapLine object by parsing a single mapline from the given stream. */
+MapLine::MapLine (istream &is)
+ : _sfd(0), _fontindex(0), _slant(0), _bold(0), _extend(1)
+{
+ char buf[256];
+ is.getline(buf, 256);
+ parse(buf);
+}
+
+
+// Some of the following functions have been derived from the dvipdfmx source file fontmap.c:
+// http://cvs.ktug.or.kr/viewcvs/dvipdfmx/src/fontmap.c?revision=1.43&view=markup
+
+
+/** Returns true if the given string is in dvips mapline format, and false if it's in dvipdfm format.
+ @param[in] line string to check */
+bool MapLine::isDVIPSFormat (const char *line) const {
+ if (strchr(line, '"') || strchr(line, '<')) // these chars are only present in dvips maps
+ return true;
+ char prevchar = ' ';
+ int entry_count=0;
+ for (const char *p=line; *p; ++p) {
+ if (isspace(prevchar)) {
+ if (*p == '-') // options starting with '-' are only present in dvipdfm map files
+ return false;
+ if (!isspace(*p))
+ entry_count++;
+ }
+ prevchar = *p;
+ }
+ // tfm_name and ps_name only => dvips map
+ return entry_count == 2;
+}
+
+
+/** Separates main font name and subfont definition name from a given combined name.
+ * Example: "basename@sfdname@10" => {"basename10", "sfdname"}
+ * @param[in,out] fontname complete fontname; after separation: main fontname only
+ * @param[out] sfdname name of subfont definition
+ * @return true on success */
+static bool split_fontname (string &fontname, string &sfdname) {
+ size_t pos1; // index of first '@'
+ if ((pos1 = fontname.find('@')) != string::npos && pos1 > 0) {
+ size_t pos2; // index of second '@'
+ if ((pos2 = fontname.find('@', pos1+1)) != string::npos && pos2 > pos1+1) {
+ sfdname = fontname.substr(pos1+1, pos2-pos1-1);
+ fontname = fontname.substr(0, pos1) + fontname.substr(pos2+1);
+ return true;
+ }
+ }
+ return false;
+}
+
+
+/** Parses a single mapline and stores the scanned data in member variables.
+ * The line may either be given in dvips or dvipdfmx mapfile format.
+ * @param[in] line the mapline */
+void MapLine::parse (const char *line) {
+ CharInputBuffer ib(line, strlen(line));
+ BufferInputReader ir(ib);
+ _texname = ir.getString();
+ string sfdname;
+ split_fontname(_texname, sfdname);
+ if (!sfdname.empty())
+ _sfd = SubfontDefinition::lookup(sfdname);
+ if (isDVIPSFormat(line))
+ parseDVIPSLine(ir);
+ else
+ parseDVIPDFMLine(ir);
+}
+
+
+/** Parses a single line in dvips mapfile format.
+ * @param[in] ir the input stream must be assigned to this reader */
+void MapLine::parseDVIPSLine (InputReader &ir) {
+ ir.skipSpace();
+ if (ir.peek() != '<' && ir.peek() != '"')
+ _psname = ir.getString();
+ ir.skipSpace();
+ while (ir.peek() == '<' || ir.peek() == '"') {
+ if (ir.peek() == '<') {
+ ir.get();
+ if (ir.peek() == '[')
+ ir.get();
+ string name = ir.getString();
+ if (name.length() > 4 && name.substr(name.length()-4) == ".enc")
+ _encname = name.substr(0, name.length()-4);
+ else
+ _fontfname = name;
+ }
+ else { // ir.peek() == '"' => list of PS font operators
+ string options = ir.getQuotedString('"');
+ StringInputBuffer sib(options);
+ BufferInputReader sir(sib);
+ while (!sir.eof()) {
+ double number;
+ if (sir.parseDouble(number)) {
+ // operator with preceding numeric parameter (value opstr)
+ string opstr = sir.getString();
+ if (opstr == "SlantFont")
+ _slant = number;
+ else if (opstr == "ExtendFont")
+ _extend = number;
+ }
+ else {
+ // operator without parameter => skip for now
+ sir.getString();
+ }
+ }
+ }
+ ir.skipSpace();
+ }
+}
+
+
+static void throw_number_expected (char opt, bool integer_only=false) {
+ ostringstream oss;
+ oss << "option -" << opt << ": " << (integer_only ? "integer" : "floating point") << " value expected";
+ throw MapLineException(oss.str());
+}
+
+
+/** Parses a single line in dvipdfmx mapfile format.
+ * @param[in] ir the input stream must be assigned to this reader */
+void MapLine::parseDVIPDFMLine (InputReader &ir) {
+ ir.skipSpace();
+ if (ir.peek() != '-') {
+ _encname = ir.getString();
+ if (_encname == "default" || _encname == "none")
+ _encname.clear();
+ }
+ ir.skipSpace();
+ if (ir.peek() != '-')
+ _fontfname = ir.getString();
+ if (!_fontfname.empty()) {
+ parseFilenameOptions(_fontfname);
+ }
+ ir.skipSpace();
+ while (ir.peek() == '-') {
+ ir.get();
+ char option = ir.get();
+ if (!isprint(option))
+ throw MapLineException("option character expected");
+ ir.skipSpace();
+ switch (option) {
+ case 's': // slant
+ if (!ir.parseDouble(_slant))
+ throw_number_expected('s');
+ break;
+ case 'e': // extend
+ if (!ir.parseDouble(_extend))
+ throw_number_expected('e');
+ break;
+ case 'b': // bold
+ if (!ir.parseDouble(_bold))
+ throw_number_expected('b');
+ break;
+ case 'r': //remap (deprecated)
+ break;
+ case 'i': // ttc index
+ if (!ir.parseInt(_fontindex, false))
+ throw_number_expected('i', true);
+ break;
+ case 'p': // UCS plane
+ int dummy;
+ if (!ir.parseInt(dummy, false))
+ throw_number_expected('p', true);
+ break;
+ case 'u': // to unicode
+ ir.getString();
+ break;
+ case 'v': // stemV
+ int stemv;
+ if (!ir.parseInt(stemv, true))
+ throw_number_expected('v', true);
+ break;
+ case 'm': // map single chars
+ ir.skipUntil("-");
+ break;
+ case 'w': // writing mode (horizontal=0, vertical=1)
+ int vertical;
+ if (!ir.parseInt(vertical, false))
+ throw_number_expected('w', true);
+ break;
+ default:
+ ostringstream oss;
+ oss << "invalid option: -" << option;
+ throw MapLineException(oss.str());
+ }
+ ir.skipSpace();
+ }
+}
+
+
+/** [:INDEX:][!]FONTNAME[/CSI][,VARIANT] */
+void MapLine::parseFilenameOptions (string fname) {
+ _fontfname = fname;
+ StringInputBuffer ib(fname);
+ BufferInputReader ir(ib);
+ if (ir.peek() == ':' && isdigit(ir.peek(1))) { // index given?
+ ir.get();
+ _fontindex = ir.getInt(); // font index of file with multiple fonts
+ if (ir.peek() == ':')
+ ir.get();
+ else
+ _fontindex = 0;
+ }
+ if (ir.peek() == '!') // no embedding
+ ir.get();
+
+ bool csi_given=false, style_given=false;
+ int pos;
+ if ((pos = ir.find('/')) >= 0) { // csi delimiter
+ csi_given = true;
+ _fontfname = ir.getString(pos);
+ }
+ else if ((pos = ir.find(',')) >= 0) {
+ style_given = true;
+ _fontfname = ir.getString(pos);
+ }
+ else
+ _fontfname = ir.getString();
+
+ if (csi_given) {
+ if ((pos = ir.find(',')) >= 0) {
+ style_given = true;
+ ir.getString(pos); // charcoll
+ }
+ else if (ir.eof())
+ throw MapLineException("CSI specifier expected");
+ else
+ ir.getString(); // charcoll
+ }
+ if (style_given) {
+ ir.get(); // skip ','
+ if (ir.check("BoldItalic")) {
+ }
+ else if (ir.check("Bold")) {
+ }
+ else if (ir.check("Italic")) {
+ }
+ if (!ir.eof())
+ throw MapLineException("invalid style given");
+ }
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MapLine.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MapLine.h
new file mode 100644
index 00000000000..ea3f92e526e
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MapLine.h
@@ -0,0 +1,72 @@
+/*************************************************************************
+** MapLine.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_MAPLINE_H
+#define DVISVGM_MAPLINE_H
+
+#include <istream>
+#include <string>
+#include "MessageException.h"
+
+
+class InputReader;
+class SubfontDefinition;
+
+
+struct MapLineException : MessageException
+{
+ MapLineException (const std::string &msg) : MessageException(msg) {}
+};
+
+
+class MapLine
+{
+ public:
+ MapLine (std::istream &is);
+ const std::string& texname () const {return _texname;}
+ const std::string& psname () const {return _psname;}
+ const std::string& fontfname () const {return _fontfname;}
+ const std::string& encname () const {return _encname;}
+ int fontindex () const {return _fontindex;}
+ double bold () const {return _bold;}
+ double slant () const {return _slant;}
+ double extend () const {return _extend;}
+ SubfontDefinition* sfd () const {return _sfd;}
+
+ protected:
+ void init ();
+ bool isDVIPSFormat (const char *line) const;
+ void parse (const char *line);
+ void parseDVIPSLine (InputReader &ir);
+ void parseDVIPDFMLine (InputReader &ir);
+ void parseFilenameOptions (std::string opt);
+
+ private:
+ std::string _texname; ///< TeX font name
+ std::string _psname; ///< PS font name
+ std::string _fontfname; ///< name of fontfile
+ std::string _encname; ///< name of encoding (without file suffix ".enc")
+ SubfontDefinition *_sfd; ///< subfont definition to be used
+ int _fontindex; ///< font index of file with multiple fonts (e.g. ttc files)
+ double _slant, _bold, _extend;
+};
+
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Matrix.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Matrix.cpp
new file mode 100644
index 00000000000..06537689c3f
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Matrix.cpp
@@ -0,0 +1,491 @@
+/*************************************************************************
+** Matrix.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#define _USE_MATH_DEFINES
+#include <config.h>
+#include <algorithm>
+#include <cmath>
+#include <limits>
+#include <sstream>
+#include "Calculator.h"
+#include "Matrix.h"
+#include "XMLString.h"
+
+using namespace std;
+
+
+
+/** Computes the determinant of a given matrix */
+double det (const Matrix &m) {
+ double sum=0;
+ for (int i=0; i < 3; ++i) {
+ sum += m._values[0][i] * m._values[1][(i+1)%3] * m._values[2][(i+2)%3]
+ - m._values[0][2-i] * m._values[1][(4-i)%3] * m._values[2][(3-i)%3];
+ }
+ return sum;
+}
+
+
+/** Computes the determinant of the 2x2 submatrix of m where a given
+ * row and column were removed.
+ * @param[in] m base matrix
+ * @param[in] row row to remove
+ * @param[in] col column to remove */
+double det (const Matrix &m, int row, int col) {
+ int c1 = (col+1)%3, c2 = (col+2)%3;
+ int r1 = (row+1)%3, r2 = (row+2)%3;
+ if (c1 > c2)
+ swap(c1, c2);
+ if (r1 > r2)
+ swap(r1, r2);
+ return m._values[r1][c1] * m._values[r2][c2]
+ - m._values[r1][c2] * m._values[r2][c1];
+}
+
+
+static inline double deg2rad (double deg) {
+ return M_PI*deg/180.0;
+}
+
+
+/** Creates a diagonal matrix ((d,0,0),(0,d,0),(0,0,d)).
+ * @param[in] d value of diagonal elements */
+Matrix::Matrix (double d) {
+ set(d);
+}
+
+
+/** Creates the matrix ((v0,v1,v2),(v3,v4,v5),(v6,v7,v8)).
+ * Expects that array v consists of 'size' elements. If size is less than 9, the
+ * remaining matrix components will be set to those of the identity matrix.
+ * @param[in] v array containing the matrix components
+ * @param[in] size size of array v */
+Matrix::Matrix (double v[], unsigned size) {
+ set(v, size);
+}
+
+
+/** Creates the matrix ((v0,v1,v2),(v3,v4,v5),(v6,v7,v8)).
+ * If vector v has less than 9 elements, the remaining matrix components will be set to
+ * those of the identity matrix.
+ * @param[in] v array containing the matrix components
+ * @param[in] start use vector components start,...,start+8 */
+Matrix::Matrix (const std::vector<double> &v, int start) {
+ set(v, start);
+}
+
+
+Matrix::Matrix (const string &cmds, Calculator &calc) {
+ parse(cmds, calc);
+}
+
+
+Matrix& Matrix::set (double d) {
+ for (int i=0; i < 3; i++)
+ for (int j=0; j < 3; j++)
+ _values[i][j] = (i==j ? d : 0);
+ return *this;
+}
+
+
+Matrix& Matrix::set (double v[], unsigned size) {
+ size = min(size, 9u);
+ for (unsigned i=0; i < size; i++)
+ _values[i/3][i%3] = v[i];
+ for (unsigned i=size; i < 9; i++)
+ _values[i/3][i%3] = (i%4 ? 0 : 1);
+ return *this;
+}
+
+
+/** Set matrix values ((v0,v1,v2),(v3,v4,v5),(v6,v7,v8)).
+ * If vector v has less than 9 elements, the remaining matrix components will be set to
+ * those of the identity matrix.
+ * @param[in] v array containing the matrix components
+ * @param[in] start use vector components start,...,start+8 */
+Matrix& Matrix::set (const vector<double> &v, int start) {
+ unsigned size = min((unsigned)v.size()-start, 9u);
+ for (unsigned i=0; i < size; i++)
+ _values[i/3][i%3] = v[i+start];
+ for (unsigned i=size; i < 9; i++)
+ _values[i/3][i%3] = (i%4 ? 0 : 1);
+ return *this;
+}
+
+
+Matrix& Matrix::set(const string &cmds, Calculator &calc) {
+ parse(cmds, calc);
+ return *this;
+}
+
+
+Matrix& Matrix::translate (double tx, double ty) {
+ if (tx != 0 || ty != 0) {
+ TranslationMatrix t(tx, ty);
+ rmultiply(t);
+ }
+ return *this;
+}
+
+
+Matrix& Matrix::scale (double sx, double sy) {
+ if (sx != 1 || sy != 1) {
+ ScalingMatrix s(sx, sy);
+ rmultiply(s);
+ }
+ return *this;
+}
+
+
+/** Multiplies this matrix by ((cos d, -sin d, 0), (sin d, cos d, 0), (0,0,1)) that
+ * describes an anti-clockwise rotation by d degrees.
+ * @param[in] deg rotation angle in degrees */
+Matrix& Matrix::rotate (double deg) {
+ RotationMatrix r(deg);
+ rmultiply(r);
+ return *this;
+}
+
+
+Matrix& Matrix::xskewByAngle (double deg) {
+ if (fmod(fabs(deg)-90, 180) != 0)
+ return xskewByRatio(tan(deg2rad(deg)));
+ return *this;
+}
+
+
+Matrix& Matrix::xskewByRatio (double xyratio) {
+ if (xyratio != 0) {
+ double v[] = {1, xyratio};
+ Matrix t(v, 2);
+ rmultiply(t);
+ }
+ return *this;
+}
+
+
+Matrix& Matrix::yskewByAngle (double deg) {
+ if (fmod(fabs(deg)-90, 180) != 0)
+ return yskewByRatio(tan(deg2rad(deg)));
+ return *this;
+}
+
+
+Matrix& Matrix::yskewByRatio (double xyratio) {
+ if (xyratio != 0) {
+ double v[] = {1, 0, 0, xyratio};
+ Matrix t(v, 4);
+ rmultiply(t);
+ }
+ return *this;
+}
+
+
+Matrix& Matrix::flip (bool haxis, double a) {
+ double s = 1;
+ if (haxis) // mirror at horizontal axis?
+ s = -1;
+ double v[] = {-s, 0, (haxis ? 0 : 2*a), 0, s, (haxis ? 2*a : 0), 0, 0, 1};
+ Matrix t(v);
+ rmultiply(t);
+ return *this;
+}
+
+
+/** Swaps rows and columns of the matrix. */
+Matrix& Matrix::transpose () {
+ for (int i=0; i < 3; i++)
+ for (int j=i+1; j < 3; j++)
+ swap(_values[i][j], _values[j][i]);
+ return *this;
+}
+
+
+/** Multiplies this matrix M with matrix tm (tm is the factor on the left side): M := tm * M */
+Matrix& Matrix::lmultiply (const Matrix &tm) {
+ Matrix ret;
+ for (int i=0; i < 3; i++)
+ for (int j=0; j < 3; j++)
+ for (int k=0; k < 3; k++)
+ ret._values[i][j] += _values[i][k] * tm._values[k][j];
+ return *this = ret;
+}
+
+
+/** Multiplies this matrix M with matrix tm (tm is the factor on the right side): M := M * tm */
+Matrix& Matrix::rmultiply (const Matrix &tm) {
+ Matrix ret;
+ for (int i=0; i < 3; i++)
+ for (int j=0; j < 3; j++)
+ for (int k=0; k < 3; k++)
+ ret._values[i][j] += tm._values[i][k] * _values[k][j];
+ return *this = ret;
+}
+
+
+Matrix& Matrix::invert () {
+ Matrix ret;
+ if (double denom = det(*this)) {
+ for (int i=0; i < 3; ++i) {
+ for (int j=0; j < 3; ++j) {
+ ret._values[i][j] = det(*this, i, j)/denom;
+ if ((i+j)%2 != 0)
+ ret._values[i][j] *= -1;
+ }
+ }
+ return *this = ret;
+ }
+ throw exception();
+}
+
+
+Matrix& Matrix::operator *= (double c) {
+ for (int i=0; i < 3; i++)
+ for (int j=0; j < 3; j++)
+ _values[i][j] *= c;
+ return *this;
+}
+
+
+DPair Matrix::operator * (const DPair &p) const {
+ double pp[] = {p.x(), p.y(), 1};
+ double ret[]= {0, 0};
+ for (int i=0; i < 2; i++)
+ for (int j=0; j < 3; j++)
+ ret[i] += _values[i][j] * pp[j];
+ return DPair(ret[0], ret[1]);
+}
+
+
+/** Returns true if this matrix equals. Checks equality by comparing the matrix components. */
+bool Matrix::operator == (const Matrix &m) const {
+ for (int i=0; i < 2; i++)
+ for (int j=0; j < 3; j++)
+ if (_values[i][j] != m._values[i][j])
+ return false;
+ return true;
+}
+
+
+/** Returns true if this matrix doesn't equal m. Checks inequality by comparing the matrix components. */
+bool Matrix::operator != (const Matrix &m) const {
+ for (int i=0; i < 2; i++)
+ for (int j=0; j < 3; j++)
+ if (_values[i][j] != m._values[i][j])
+ return true;
+ return false;
+}
+
+
+/** Returns true if this matrix is the identity matrix ((1,0,0),(0,1,0),(0,0,1)). */
+bool Matrix::isIdentity() const {
+ for (int i=0; i < 2; i++)
+ for (int j=0; j < 3; j++) {
+ const double &v = _values[i][j];
+ if ((i == j && v != 1) || (i != j && v != 0))
+ return false;
+ }
+ return true;
+}
+
+
+/** Checks whether this matrix describes a plain translation (without any other transformations).
+ * If so, the parameters tx and ty are filled with the translation components.
+ * @param[out] tx horizontal translation
+ * @param[out] ty vertical translation
+ * @return true if matrix describes a pure translation */
+bool Matrix::isTranslation (double &tx, double &ty) const {
+ tx = _values[0][2];
+ ty = _values[1][2];
+ for (int i=0; i < 3; i++)
+ for (int j=0; j < 2; j++) {
+ const double &v = _values[i][j];
+ if ((i == j && v != 1) || (i != j && v != 0))
+ return false;
+ }
+ return _values[2][2] == 1;
+}
+
+
+/** Gets a parameter for the transformation command.
+ * @param[in] is parameter chars are read from this stream
+ * @param[in] calc parameters can be arithmetic expressions, so we need a calculator to evaluate them
+ * @param[in] def default value if parameter is optional
+ * @param[in] optional true if parameter is optional
+ * @param[in] leadingComma true if first non-blank must be a comma
+ * @return value of argument */
+static double getArgument (istream &is, Calculator &calc, double def, bool optional, bool leadingComma) {
+ while (isspace(is.peek()))
+ is.get();
+ if (!optional && leadingComma && is.peek() != ',')
+ throw ParserException("',' expected");
+ if (is.peek() == ',') {
+ is.get(); // skip comma
+ optional = false; // now we expect a parameter
+ }
+ string expr;
+ while (is && !isupper(is.peek()) && is.peek() != ',')
+ expr += (char)is.get();
+ if (expr.length() == 0) {
+ if (optional)
+ return def;
+ else
+ throw ParserException("parameter expected");
+ }
+ return calc.eval(expr);
+}
+
+
+Matrix& Matrix::parse (istream &is, Calculator &calc) {
+ *this = Matrix(1);
+ while (is) {
+ while (isspace(is.peek()))
+ is.get();
+ int cmd = is.get();
+ switch (cmd) {
+ case 'T': {
+ double tx = getArgument(is, calc, 0, false, false);
+ double ty = getArgument(is, calc, 0, true, true);
+ translate(tx, ty);
+ break;
+ }
+ case 'S': {
+ double sx = getArgument(is, calc, 1, false, false);
+ double sy = getArgument(is, calc, sx, true, true );
+ scale(sx, sy);
+ break;
+ }
+ case 'R': {
+ double a = getArgument(is, calc, 0, false, false);
+ double x = getArgument(is, calc, calc.getVariable("ux")+calc.getVariable("w")/2, true, true);
+ double y = getArgument(is, calc, calc.getVariable("uy")+calc.getVariable("h")/2, true, true);
+ translate(-x, -y);
+ rotate(a);
+ translate(x, y);
+ break;
+ }
+ case 'F': {
+ int c = is.get();
+ if (c != 'H' && c != 'V')
+ throw ParserException("'H' or 'V' expected");
+ double a = getArgument(is, calc, 0, false, false);
+ flip(c == 'H', a);
+ break;
+ }
+ case 'K': {
+ int c = is.get();
+ if (c != 'X' && c != 'Y')
+ throw ParserException("transformation command 'K' must be followed by 'X' or 'Y'");
+ double a = getArgument(is, calc, 0, false, false);
+ if (fabs(cos(deg2rad(a))) <= numeric_limits<double>::epsilon()) {
+ ostringstream oss;
+ oss << "illegal skewing angle: " << a << " degrees";
+ throw ParserException(oss.str());
+ }
+ if (c == 'X')
+ xskewByAngle(a);
+ else
+ yskewByAngle(a);
+ break;
+ }
+ case 'M': {
+ double v[9];
+ for (int i=0; i < 6; i++)
+ v[i] = getArgument(is, calc, i%4 ? 0 : 1, i!=0, i!=0);
+ // third row (0, 0, 1)
+ v[6] = v[7] = 0;
+ v[8] = 1;
+ Matrix tm(v);
+ rmultiply(tm);
+ break;
+ }
+ default:
+ ostringstream oss;
+ oss << "transformation command expected (found '" << cmd << "' instead)";
+ throw ParserException(oss.str());
+ }
+ }
+ return *this;
+}
+
+
+Matrix& Matrix::parse (const string &cmds, Calculator &calc) {
+ istringstream iss;
+ iss.str(cmds);
+ return parse(iss, calc);
+}
+
+
+/** Returns an SVG matrix expression that can be used in transform attributes.
+ * ((a,b,c),(d,e,f),(0,0,1)) => matrix(a d b e c f) */
+string Matrix::getSVG () const {
+ ostringstream oss;
+ oss << "matrix(";
+ for (int i=0; i < 3; i++) {
+ for (int j=0; j < 2; j++) {
+ if (i > 0 || j > 0)
+ oss << ' ';
+ oss << XMLString(_values[j][i]);
+ }
+ }
+ oss << ')';
+ return oss.str();
+}
+
+
+ostream& Matrix::write (ostream &os) const {
+ os << '(';
+ for (int i=0; i < 3; i++) {
+ os << '(' << _values[i][0];
+ for (int j=1; j < 3; j++)
+ os << ',' << _values[i][j];
+ os << ')';
+ if (i < 2)
+ os << ',';
+ }
+ os << ')';
+ return os;
+}
+
+
+//////////////////////////////////////////////////////////////////
+
+
+TranslationMatrix::TranslationMatrix (double tx, double ty) {
+ double v[] = {1, 0, tx, 0, 1, ty};
+ set(v, 6);
+}
+
+
+ScalingMatrix::ScalingMatrix (double sx, double sy) {
+ double v[] = {sx, 0, 0, 0, sy};
+ set(v, 5);
+}
+
+
+RotationMatrix::RotationMatrix (double deg) {
+ double rad = deg2rad(deg);
+ double c = cos(rad);
+ double s = sin(rad);
+ double v[] = {c, -s, 0, s, c};
+ set(v, 5);
+}
+
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Matrix.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Matrix.h
new file mode 100644
index 00000000000..02b94299fd5
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Matrix.h
@@ -0,0 +1,108 @@
+/*************************************************************************
+** Matrix.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_MATRIX_H
+#define DVISVGM_MATRIX_H
+
+#include <istream>
+#include <string>
+#include <vector>
+#include "MessageException.h"
+#include "Pair.h"
+
+
+struct ParserException : public MessageException
+{
+ ParserException (const std::string &msg) : MessageException(msg) {}
+};
+
+class Calculator;
+
+class Matrix
+{
+ friend double det (const Matrix &m);
+ friend double det (const Matrix &m, int row, int col);
+
+ public:
+ Matrix (const std::string &cmds, Calculator &calc);
+ Matrix (double d=0);
+ Matrix (double v[], unsigned size=9);
+ Matrix (const std::vector<double> &v, int start=0);
+ Matrix& set (double d);
+ Matrix& set (double v[], unsigned size);
+ Matrix& set (const std::vector<double> &v, int start=0);
+ Matrix& set (const std::string &cmds, Calculator &calc);
+ double get (int row, int col) const {return _values[row][col];}
+ Matrix& transpose ();
+ Matrix& invert ();
+ Matrix& parse (std::istream &is, Calculator &c);
+ Matrix& parse (const std::string &cmds, Calculator &c);
+ Matrix& lmultiply (const Matrix &tm);
+ Matrix& rmultiply (const Matrix &tm);
+ Matrix& translate (double tx, double ty);
+ Matrix& scale (double sx, double sy);
+ Matrix& rotate (double deg);
+ Matrix& xskewByAngle (double deg);
+ Matrix& yskewByAngle (double deg);
+ Matrix& xskewByRatio (double xyratio);
+ Matrix& yskewByRatio (double xyratio);
+ Matrix& flip (bool h, double a);
+ Matrix& operator *= (double c);
+ DPair operator * (const DPair &p) const;
+ bool operator == (const Matrix &m) const;
+ bool operator != (const Matrix &m) const;
+ bool isIdentity() const;
+ bool isTranslation (double &tx, double &ty) const;
+ std::string getSVG () const;
+ std::ostream& write (std::ostream &os) const;
+
+ private:
+ double _values[3][3]; // row x col
+};
+
+
+struct TranslationMatrix : public Matrix
+{
+ TranslationMatrix (double tx, double ty);
+};
+
+
+struct ScalingMatrix : public Matrix
+{
+ ScalingMatrix (double sx, double sy);
+};
+
+
+struct RotationMatrix : public Matrix
+{
+ RotationMatrix (double deg);
+};
+
+
+inline std::ostream& operator << (std::ostream &os, const Matrix &m) {
+ return m.write(os);
+}
+
+
+double det (const Matrix &m);
+double det (const Matrix &m, int row, int col);
+
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Message.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Message.cpp
new file mode 100644
index 00000000000..17b9b526f9e
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Message.cpp
@@ -0,0 +1,274 @@
+/*************************************************************************
+** Message.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cstdarg>
+#include <cstdlib>
+#include <cstring>
+#include <iostream>
+#include <map>
+#include "Message.h"
+#include "Terminal.h"
+
+using namespace std;
+
+MessageStream::MessageStream () : _os(0), _nl(false), _col(1), _indent(0) {
+}
+
+
+MessageStream::MessageStream (std::ostream &os)
+ : _os(&os), _nl(true), _col(1), _indent(0)
+{
+ Terminal::init(os);
+}
+
+
+MessageStream::~MessageStream () {
+ if (_os && Message::COLORIZE)
+ Terminal::finish(*_os);
+}
+
+
+void MessageStream::putChar (const char c, ostream &os) {
+ switch (c) {
+ case '\r':
+ os << '\r';
+ _nl = true;
+ _col = 1;
+ return;
+ case '\n':
+ if (!_nl) {
+ _col = 1;
+ _nl = true;
+ os << '\n';
+ }
+ return;
+ default:
+ if (_nl) {
+ os << string(_indent, ' ');
+ _col += _indent;
+ }
+ else {
+ const int cols = Terminal::columns();
+ if (cols > 0 && _col >= cols) {
+#ifndef __WIN32__
+ // move cursor to next line explicitly (not necessary in Windows/DOS terminal)
+ os << '\n';
+#endif
+ os << string(_indent, ' ');
+ _col = _indent+1;
+ }
+ else
+ _col++;
+ }
+ _nl = false;
+ if (!_nl || c != '\n')
+ os << c;
+ }
+}
+
+
+MessageStream& MessageStream::operator << (const char *str) {
+ if (_os && str) {
+ const char *first = str;
+ while (*first) {
+ const char *last = strchr(first, '\n');
+ if (!last)
+ last = first+strlen(first)-1;
+#ifndef __WIN32__
+ // move cursor to next line explicitly (not necessary in Windows/DOS terminal)
+ const int cols = Terminal::columns();
+ int len = last-first+1;
+ if (cols > 0 && _col+len > cols && _indent+len <= cols)
+ putChar('\n', *_os);
+#endif
+ while (first <= last)
+ putChar(*first++, *_os);
+ first = last+1;
+ }
+ }
+ return *this;
+}
+
+
+MessageStream& MessageStream::operator << (const char &c) {
+ if (_os)
+ putChar(c, *_os);
+ return *this;
+}
+
+
+void MessageStream::indent (bool reset) {
+ if (reset)
+ _indent = 0;
+ _indent += 2;
+}
+
+
+void MessageStream::outdent (bool all) {
+ if (all)
+ _indent = 0;
+ else if (_indent > 0)
+ _indent -= 2;
+}
+
+
+void MessageStream::clearline () {
+ if (_os) {
+ int cols = Terminal::columns();
+ *_os << '\r' << string(cols ? cols-1 : 79, ' ') << '\r';
+ _nl = true;
+ _col = 1;
+ }
+}
+
+static MessageStream nullStream;
+static MessageStream messageStream(cerr);
+
+
+//////////////////////////////
+
+// maximal verbosity
+int Message::LEVEL = Message::MESSAGES | Message::WARNINGS | Message::ERRORS;
+bool Message::COLORIZE = false;
+bool Message::_initialized = false;
+Message::Color Message::_classColors[9];
+
+
+/** Returns the stream for usual messages. */
+MessageStream& Message::mstream (bool prefix, MessageClass mclass) {
+ init();
+ MessageStream *ms = (LEVEL & MESSAGES) ? &messageStream : &nullStream;
+ if (COLORIZE && ms && ms->os()) {
+ Terminal::fgcolor(_classColors[mclass].foreground, *ms->os());
+ Terminal::bgcolor(_classColors[mclass].background, *ms->os());
+ }
+ if (prefix)
+ *ms << "\nMESSAGE: ";
+ return *ms;
+}
+
+
+/** Returns the stream for warning messages. */
+MessageStream& Message::wstream (bool prefix) {
+ init();
+ MessageStream *ms = (LEVEL & WARNINGS) ? &messageStream : &nullStream;
+ if (COLORIZE && ms && ms->os()) {
+ Terminal::fgcolor(_classColors[MC_WARNING].foreground, *ms->os());
+ Terminal::bgcolor(_classColors[MC_WARNING].background, *ms->os());
+ }
+ if (prefix)
+ *ms << "\nWARNING: ";
+ return *ms;
+}
+
+
+/** Returns the stream for error messages. */
+MessageStream& Message::estream (bool prefix) {
+ init();
+ MessageStream *ms = (LEVEL & ERRORS) ? &messageStream : &nullStream;
+ if (COLORIZE && ms && ms->os()) {
+ Terminal::fgcolor(_classColors[MC_ERROR].foreground, *ms->os());
+ Terminal::bgcolor(_classColors[MC_ERROR].background, *ms->os());
+ }
+ if (prefix)
+ *ms << "\nERROR: ";
+ return *ms;
+}
+
+
+static bool colorchar2int (char colorchar, int *val) {
+ colorchar = tolower(colorchar);
+ if (colorchar >= '0' && colorchar <= '9')
+ *val = int(colorchar-'0');
+ else if (colorchar >= 'a' && colorchar <= 'f')
+ *val = int(colorchar-'a'+10);
+ else if (colorchar == '*')
+ *val = -1;
+ else
+ return false;
+ return true;
+}
+
+
+/** Initializes the Message class. Sets the colors for each message set.
+ * The colors can be changed via environment variable DVISVGM_COLORS. Its
+ * value must be a sequence of color entries of the form gg:BF where the
+ * two-letter ID gg specifies a message set, B the hex digit of the
+ * background, and F the hex digit of the foreground/text color.
+ * Color codes:
+ * - 1: red, 2: green, 4: blue
+ * - 0-7: dark colors
+ * - 8-F: light colors
+ * - *: default color
+ * Example: num:01 sets page number messages to red on black background */
+void Message::init () {
+ if (_initialized || !Message::COLORIZE)
+ return;
+
+ // set default message colors
+ _classColors[MC_ERROR] = Color(Terminal::RED, true);
+ _classColors[MC_WARNING] = Color(Terminal::YELLOW);
+ _classColors[MC_PAGE_NUMBER] = Color(Terminal::BLUE, true);
+ _classColors[MC_PAGE_SIZE] = Color(Terminal::MAGENTA);
+ _classColors[MC_PAGE_WRITTEN] = Color(Terminal::GREEN);
+ _classColors[MC_STATE] = Color(Terminal::CYAN);
+ _classColors[MC_TRACING] = Color(Terminal::BLUE);
+ _classColors[MC_PROGRESS] = Color(Terminal::MAGENTA);
+
+ if (const char *color_str = getenv("DVISVGM_COLORS")) {
+ map<string, MessageClass> classes;
+ classes["er"] = MC_ERROR;
+ classes["wn"] = MC_WARNING;
+ classes["pn"] = MC_PAGE_NUMBER;
+ classes["ps"] = MC_PAGE_SIZE;
+ classes["fw"] = MC_PAGE_WRITTEN;
+ classes["sm"] = MC_STATE;
+ classes["tr"] = MC_TRACING;
+ classes["pi"] = MC_PROGRESS;
+ const char *p=color_str;
+
+ // skip leading whitespace
+ while (isspace(*p))
+ ++p;
+
+ // iterate over color assignments
+ while (strlen(p) >= 5) {
+ map<string, MessageClass>::iterator it = classes.find(string(p, 2));
+ if (it != classes.end() && p[2] == '=') {
+ int bgcolor, fgcolor;
+ if (colorchar2int(p[3], &bgcolor) && colorchar2int(p[4], &fgcolor)) {
+ _classColors[it->second].background = bgcolor;
+ _classColors[it->second].foreground = fgcolor;
+ }
+ }
+ p += 5;
+
+ // skip trailing characters in a malformed entry
+ while (!isspace(*p) && *p != ':' && *p != ';')
+ ++p;
+ // skip separation characters
+ while (isspace(*p) || *p == ':' || *p == ';')
+ ++p;
+ }
+ }
+ _initialized = true;
+}
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Message.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Message.h
new file mode 100644
index 00000000000..e9ab6bf116b
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Message.h
@@ -0,0 +1,114 @@
+/*************************************************************************
+** Message.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_MESSAGE_H
+#define DVISVGM_MESSAGE_H
+
+#include <algorithm>
+#include <string>
+#include <ostream>
+#include <sstream>
+#include "Terminal.h"
+#include "types.h"
+
+
+class Message;
+
+class MessageStream
+{
+ friend class Message;
+
+ public:
+ MessageStream ();
+ MessageStream (std::ostream &os);
+ ~MessageStream ();
+
+ template <typename T>
+ MessageStream& operator << (const T &obj) {
+ std::ostringstream oss;
+ oss << obj;
+ (*this) << oss.str();
+ return *this;
+ }
+
+ MessageStream& operator << (const char *str);
+ MessageStream& operator << (const char &c);
+ MessageStream& operator << (const std::string &str) {return (*this) << str.c_str();}
+
+ void indent (int level) {_indent = std::max(0, level*2);}
+ void indent (bool reset=false);
+ void outdent (bool all=false);
+ void clearline ();
+
+ protected:
+ void putChar (const char c, std::ostream &os);
+ std::ostream* os () {return _os;}
+
+ private:
+ std::ostream *_os;
+ bool _nl; ///< true if previous character was a newline
+ int _col; ///< current terminal column
+ int _indent; ///< indentation width (number of columns/characters)
+};
+
+
+class Message
+{
+ struct Color {
+ Color () : foreground(-1), background(-1) {}
+ Color (Int8 fgcolor) : foreground(fgcolor), background(-1) {}
+ Color (Int8 fgcolor, bool light) : foreground(fgcolor + (light ? 8 : 0)), background(-1) {}
+ Color (Int8 fgcolor, Int8 bgcolor) : foreground(fgcolor), background(bgcolor) {}
+ Int8 foreground;
+ Int8 background;
+ };
+
+ public:
+ enum MessageClass {
+ MC_ERROR,
+ MC_WARNING,
+ MC_MESSAGE,
+ MC_PAGE_NUMBER,
+ MC_PAGE_SIZE,
+ MC_PAGE_WRITTEN,
+ MC_STATE,
+ MC_TRACING,
+ MC_PROGRESS,
+ };
+
+ public:
+ static MessageStream& mstream (bool prefix=false, MessageClass mclass=MC_MESSAGE);
+ static MessageStream& estream (bool prefix=false);
+ static MessageStream& wstream (bool prefix=false);
+
+ enum {ERRORS=1, WARNINGS=2, MESSAGES=4};
+ static int LEVEL;
+ static bool COLORIZE;
+
+ protected:
+ static void init ();
+
+
+ private:
+ static Color _classColors[];
+ static bool _initialized;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MessageException.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MessageException.h
new file mode 100644
index 00000000000..c7a84b4b13c
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MessageException.h
@@ -0,0 +1,39 @@
+/*************************************************************************
+** MessageException.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_MESSAGEEXCEPTION_H
+#define DVISVGM_MESSAGEEXCEPTION_H
+
+#include <exception>
+#include <string>
+
+
+class MessageException : public std::exception
+{
+ public:
+ MessageException (const std::string &msg) : _message(msg) {}
+ virtual ~MessageException () throw() {}
+ const char* what () const throw() {return _message.c_str();}
+
+ private:
+ std::string _message;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MetafontWrapper.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MetafontWrapper.cpp
new file mode 100644
index 00000000000..42fcaa266b0
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MetafontWrapper.cpp
@@ -0,0 +1,134 @@
+/*************************************************************************
+** MetafontWrapper.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cstdlib>
+#include <cctype>
+#include <fstream>
+#include <sstream>
+#include "FileSystem.h"
+#include "FileFinder.h"
+#include "Message.h"
+#include "MetafontWrapper.h"
+#include "Process.h"
+#include "SignalHandler.h"
+#include "macros.h"
+
+using namespace std;
+
+
+MetafontWrapper::MetafontWrapper (const string &fname) : _fontname(fname)
+{
+}
+
+
+/** Calls Metafont and evaluates the logfile. If a gf file was successfully
+ * generated the dpi value is stripped from the filename
+ * (e.g. cmr10.600gf => cmr10.gf). This makes life easier...
+ * @param[in] mode Metafont mode, e.g. "ljfour"
+ * @param[in] mag magnification factor
+ * @return true on success */
+bool MetafontWrapper::call (const string &mode, double mag) {
+ if (!FileFinder::lookup(_fontname+".mf"))
+ return false; // mf file not available => no need to call the "slow" Metafont
+ FileSystem::remove(_fontname+".gf");
+
+#ifdef __WIN32__
+#ifdef TEXLIVEWIN32
+ const char *mfname = "mf-nowin.exe";
+#else
+ const char *mfname = "mf.exe";
+#endif
+ const char *cmd = FileFinder::lookup(mfname, false);
+ if (!cmd) {
+ Message::estream(true) << "can't run Metafont (" << mfname << " not found)\n";
+ return false;
+ }
+#else
+ const char *cmd = "mf";
+#endif
+ ostringstream oss;
+ oss << "\"\\mode=" << mode << ";"
+ "mag:=" << mag << ";"
+ "batchmode;"
+ "input " << _fontname << "\"";
+ Message::mstream(false, Message::MC_STATE) << "\nrunning Metafont for " << _fontname << '\n';
+ Process mf_process(cmd, oss.str().c_str());
+ mf_process.run();
+
+ // try to read Metafont's logfile and get name of created GF file
+ ifstream ifs((_fontname+".log").c_str());
+ if (ifs) {
+ char buf[128];
+ while (ifs) {
+ ifs.getline(buf, 128);
+ string line = buf;
+ if (line.substr(0, 15) == "! Interruption.")
+ SignalHandler::instance().trigger(true);
+ if (line.substr(0, 17) == "Output written on") {
+ size_t pos = line.find("gf ", 18+_fontname.length());
+ if (pos != string::npos) {
+ string gfname = line.substr(18, pos-16); // GF filename found
+ FileSystem::rename(gfname, _fontname+".gf");
+ }
+ break;
+ }
+ }
+ }
+ ifstream gf((_fontname+".gf").c_str());
+ return (bool)gf;
+}
+
+
+/** Calls Metafont if output files (tfm and gf) don't already exist.
+ * @param[in] mode Metafont mode to be used (e.g. 'ljfour')
+ * @param[in] mag magnification factor
+ * @return true on success */
+bool MetafontWrapper::make (const string &mode, double mag) {
+ ifstream tfm((_fontname+".tfm").c_str());
+ ifstream gf((_fontname+".gf").c_str());
+ if (gf && tfm) // @@ distinguish between gf and tfm
+ return true;
+ return call(mode, mag);
+}
+
+
+bool MetafontWrapper::success () const {
+ ifstream tfm((_fontname+".tfm").c_str());
+ ifstream gf((_fontname+".gf").c_str());
+ return tfm && gf;
+}
+
+
+/** Remove all files created by a Metafont call (tfm, gf, log).
+ * @param[in] keepGF if true, GF files won't be removed */
+void MetafontWrapper::removeOutputFiles (bool keepGF) {
+ removeOutputFiles(_fontname, keepGF);
+}
+
+
+/** Remove all files created by a Metafont call for a given font (tfm, gf, log).
+ * @param[in] fontname name of font whose temporary files should be removed
+ * @param[in] keepGF if true, GF files will be kept */
+void MetafontWrapper::removeOutputFiles (const string &fontname, bool keepGF) {
+ const char *ext[] = {"gf", "tfm", "log", 0};
+ for (const char **p = keepGF ? ext+2 : ext; *p; ++p)
+ FileSystem::remove(fontname + "." + *p);
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MetafontWrapper.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MetafontWrapper.h
new file mode 100644
index 00000000000..93266c5122e
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MetafontWrapper.h
@@ -0,0 +1,43 @@
+/*************************************************************************
+** MetafontWrapper.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_METAFONTWRAPPER_H
+#define DVISVGM_METAFONTWRAPPER_H
+
+#include <string>
+
+
+struct FileFinder;
+
+class MetafontWrapper
+{
+ public:
+ MetafontWrapper (const std::string &fontname);
+ bool call (const std::string &mode, double mag);
+ bool make (const std::string &mode, double mag);
+ bool success () const;
+ void removeOutputFiles (bool keepGF=false);
+ static void removeOutputFiles (const std::string &fontname, bool keepGF=false);
+
+ private:
+ std::string _fontname;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MiKTeXCom.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MiKTeXCom.cpp
new file mode 100644
index 00000000000..4f8a3a0c77d
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MiKTeXCom.cpp
@@ -0,0 +1,107 @@
+/*************************************************************************
+** MiKTeXCom.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <stdio.h>
+#include <comdef.h>
+#include <string>
+#include "MessageException.h"
+#include "MiKTeXCom.h"
+#include "macros.h"
+
+using namespace std;
+
+
+MiKTeXCom::MiKTeXCom () : _session(0) {
+ if (FAILED(CoInitialize(0)))
+ throw MessageException("COM library could not be initialized\n");
+#ifdef _MSC_VER
+ HRESULT hres = _session.CreateInstance(L"MiKTeX.Session");
+#elif defined(__WIN64__)
+ HRESULT hres = CoCreateInstance(CLSID_MiKTeXSession2_9, 0, CLSCTX_LOCAL_SERVER, IID_ISession2, (void**)&_session);
+#else
+ HRESULT hres = CoCreateInstance(CLSID_MiKTeXSession2_9, 0, CLSCTX_INPROC_SERVER, IID_ISession2, (void**)&_session);
+#endif
+ if (FAILED(hres)) {
+ CoUninitialize();
+ throw MessageException("MiKTeX.Session could not be initialized");
+ }
+}
+
+
+MiKTeXCom::~MiKTeXCom () {
+ if (_session) {
+#ifdef _MSC_VER
+ _session.Release();
+#else
+ _session->Release();
+#endif
+ _session = 0; // avoid automatic calling of Release() after CoUninitialize()
+ }
+ CoUninitialize();
+}
+
+
+string MiKTeXCom::getVersion () {
+#ifdef _MSC_VER
+ MiKTeXSetupInfo info = _session->GetMiKTeXSetupInfo();
+#else
+ MiKTeXSetupInfo info;
+ _session->GetMiKTeXSetupInfo(&info);
+#endif
+ _bstr_t version = info.version;
+ return string(version);
+}
+
+
+string MiKTeXCom::getBinDir () {
+#ifdef _MSC_VER
+ MiKTeXSetupInfo info = _session->GetMiKTeXSetupInfo();
+#else
+ MiKTeXSetupInfo info;
+ _session->GetMiKTeXSetupInfo(&info);
+#endif
+ _bstr_t bindir = info.binDirectory;
+ return string(bindir);
+}
+
+
+const char* MiKTeXCom::findFile (const char *fname) {
+ try {
+ _bstr_t path;
+ static string ret;
+#ifdef _MSC_VER
+ HRESULT hres = _session->FindFile(fname, path.GetAddress());
+ bool found = (hres != 0);
+#else
+ VARIANT_BOOL found_var;
+ _session->FindFile(_bstr_t(fname), path.GetAddress(), &found_var);
+ bool found = (found_var == VARIANT_TRUE);
+#endif
+ if (found) {
+ ret = _bstr_t(path);
+ return ret.c_str();
+ }
+ return 0;
+ }
+ catch (_com_error &e) {
+ throw MessageException((const char*)e.Description());
+ }
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MiKTeXCom.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MiKTeXCom.h
new file mode 100644
index 00000000000..c278840c9c8
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/MiKTeXCom.h
@@ -0,0 +1,52 @@
+/*************************************************************************
+** MiKTeXCom.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_MIKTEXCOM_H
+#define DVISVGM_MIKTEXCOM_H
+
+#include <string>
+
+#ifdef _MSC_VER
+#import <MiKTeX209-session.tlb>
+using namespace MiKTeXSession2_9;
+#else
+#include "miktex209-session.h"
+#endif
+
+
+class MiKTeXCom
+{
+ public:
+ MiKTeXCom ();
+ ~MiKTeXCom ();
+ std::string getBinDir ();
+ std::string getVersion ();
+ const char* findFile (const char* fname);
+
+ private:
+#ifdef _MSC_VER
+ ISession2Ptr _session;
+#else
+ ISession2 *_session;
+#endif
+};
+
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/NoPsSpecialHandler.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/NoPsSpecialHandler.cpp
new file mode 100644
index 00000000000..659cd81818b
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/NoPsSpecialHandler.cpp
@@ -0,0 +1,46 @@
+/*************************************************************************
+** NoPsSpecialHandler.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include "Message.h"
+#include "NoPsSpecialHandler.h"
+
+using namespace std;
+
+
+bool NoPsSpecialHandler::process (const char *prefix, istream &is, SpecialActions *actions) {
+ _count++;
+ return true;
+}
+
+
+void NoPsSpecialHandler::dviEndPage (unsigned pageno) {
+ if (_count > 0) {
+ string suffix = (_count > 1 ? "s" : "");
+ Message::wstream(true) << _count << " PostScript special" << suffix << " ignored. The resulting SVG might look wrong.\n";
+ _count = 0;
+ }
+}
+
+
+const char** NoPsSpecialHandler::prefixes () const {
+ static const char *pfx[] = {"header=", "psfile=", "PSfile=", "ps:", "ps::", "!", "\"", 0};
+ return pfx;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/NoPsSpecialHandler.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/NoPsSpecialHandler.h
new file mode 100644
index 00000000000..5176d87a2a4
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/NoPsSpecialHandler.h
@@ -0,0 +1,42 @@
+/*************************************************************************
+** NoPsSpecialHandler.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_NOPSSPECIALHANDLER_H
+#define DVISVGM_NOPSSPECIALHANDLER_H
+
+#include "SpecialHandler.h"
+
+class NoPsSpecialHandler : public SpecialHandler, public DVIEndPageListener
+{
+ public:
+ NoPsSpecialHandler () : _count(0) {}
+ bool process (const char *prefix, std::istream &is, SpecialActions *actions);
+ const char* name () const {return 0;}
+ const char* info () const {return 0;}
+ const char** prefixes () const;
+
+ protected:
+ void dviEndPage (unsigned pageno);
+
+ private:
+ unsigned _count; // number of PS specials skipped
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/NumericRanges.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/NumericRanges.h
new file mode 100644
index 00000000000..34be8486fb2
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/NumericRanges.h
@@ -0,0 +1,110 @@
+/*************************************************************************
+** NumericRanges.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_NUMERICRANGES_H
+#define DVISVGM_NUMERICRANGES_H
+
+#include <algorithm>
+#include <list>
+#include <utility>
+
+template <class T>
+class NumericRanges
+{
+ public:
+ typedef std::pair<T,T> Range;
+ typedef std::list<Range> Container;
+ typedef typename Container::iterator Iterator;
+ typedef typename Container::const_iterator ConstIterator;
+
+ public:
+ void addRange (T value) {addRange(value, value);}
+ void addRange (T first, T last);
+ bool valueExists (T value) const;
+ size_t size () const {return _ranges.size();}
+ ConstIterator begin () const {return _ranges.begin();}
+ ConstIterator end () const {return _ranges.end();}
+ const Container& ranges () const {return _ranges;}
+
+ protected:
+ static bool isLess (const Range &r1, const Range &r2) {return r1.first < r2.first;}
+
+ private:
+ Container _ranges;
+};
+
+
+/** Adds a numeric range to the collection.
+ * @param[in] first left bound of new range
+ * @param[in] last right bound of new range */
+template <class T>
+void NumericRanges<T>::addRange (T first, T last) {
+ if (first > last)
+ std::swap(first, last);
+ typename Container::iterator it = _ranges.begin();
+ while (it != _ranges.end() && first > it->first+1 && first > it->second+1)
+ ++it;
+ if (it == _ranges.end() || last < it->first-1 || first > it->second+1)
+ it = _ranges.insert(it, Range(first, last));
+ else if ((first < it->first && last >= it->first-1) || (first <= it->second+1 && last > it->second)) {
+ it->first = std::min(it->first, first);
+ it->second = std::max(it->second, last);
+ }
+ // merge adjacent ranges
+ if (it != _ranges.end()) {
+ typename Container::iterator l = it;
+ typename Container::iterator r = it;
+ if (l == _ranges.begin())
+ l = _ranges.end();
+ else
+ --l;
+ ++r;
+ bool l_modified = false;
+ bool r_modified = false;
+ if (l != _ranges.end() && l->second >= it->first-1) {
+ l->first = std::min(l->first, it->first);
+ l->second = std::max(l->second, it->second);
+ l_modified = true;
+ }
+ if (r != _ranges.end() && r->first <= it->second+1) {
+ r->first = std::min(r->first, it->first);
+ r->second = std::max(r->second, it->second);
+ r_modified = true;
+ }
+ if (l_modified || r_modified) {
+ _ranges.erase(it);
+ if (l_modified && r_modified && l->second >= r->first-1) {
+ l->first = std::min(l->first, r->first);
+ l->second = std::max(l->second, r->second);
+ _ranges.erase(r);
+ }
+ }
+ }
+}
+
+
+template <class T>
+bool NumericRanges<T>::valueExists (T value) const {
+ ConstIterator it = std::lower_bound(_ranges.begin(), _ranges.end(), Range(value, 0), &isLess);
+ return (it != _ranges.end() && it->first <= value && it->second >= value);
+}
+
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSFilter.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSFilter.h
new file mode 100644
index 00000000000..3b2a9391250
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSFilter.h
@@ -0,0 +1,41 @@
+/*************************************************************************
+** PSFilter.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_PSFILTER_H
+#define DVISVGM_PSFILTER_H
+
+class PSInterpreter;
+
+class PSFilter
+{
+ public:
+ PSFilter (PSInterpreter &psi) : _psi(psi) {}
+ virtual ~PSFilter () {}
+ virtual void execute (const char *code, size_t len) =0;
+ virtual bool active () const =0;
+
+ protected:
+ PSInterpreter& psInterpreter () {return _psi;}
+
+ private:
+ PSInterpreter &_psi;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSInterpreter.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSInterpreter.cpp
new file mode 100644
index 00000000000..a297bd2bb9b
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSInterpreter.cpp
@@ -0,0 +1,359 @@
+/*************************************************************************
+** PSInterpreter.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cstring>
+#include <fstream>
+#include <iostream>
+#include <sstream>
+#include "FileFinder.h"
+#include "InputReader.h"
+#include "Message.h"
+#include "PSFilter.h"
+#include "PSInterpreter.h"
+#include "SignalHandler.h"
+
+using namespace std;
+
+
+const char *PSInterpreter::GSARGS[] = {
+ "gs", // dummy name
+ "-q", // be quiet, suppress gs banner
+ "-dSAFER", // disallow writing of files
+ "-dNODISPLAY", // we don't need a display device
+ "-dNOPAUSE", // keep going
+ "-dWRITESYSTEMDICT", // leave systemdict writable as some operators must be replaced
+ "-dNOPROMPT",
+// "-dNOBIND",
+};
+
+
+/** Constructs a new PSInterpreter object.
+ * @param[in] actions template methods to be executed after recognizing the corresponding PS operator. */
+PSInterpreter::PSInterpreter (PSActions *actions)
+ : _mode(PS_NONE), _actions(actions), _filter(0), _bytesToRead(0), _inError(false), _initialized(false)
+{
+}
+
+
+void PSInterpreter::init () {
+ if (!_initialized) {
+ _gs.init(sizeof(GSARGS)/sizeof(char*), GSARGS, this);
+ _gs.set_stdio(input, output, error);
+ _initialized = true;
+ // Before executing any random PS code redefine some operators and run
+ // initializing PS code. This cannot be done in the constructor because we
+ // need the completely initialized PSInterpreter object here.
+ execute(PSDEFS);
+ }
+}
+
+
+PSActions* PSInterpreter::setActions (PSActions *actions) {
+ PSActions *old_actions = _actions;
+ _actions = actions;
+ return old_actions;
+}
+
+
+/** Checks if the given status value returned by Ghostscript indicates an error.
+ * @param[in] status status value returned by Ghostscript after the execution of a PS snippet
+ * @throw PSException if the status value indicates a PostScript error */
+void PSInterpreter::checkStatus (int status) {
+ if (status < 0) {
+ _mode = PS_QUIT;
+ if (status < -100)
+ throw PSException("fatal error");
+ if (_errorMessage.empty())
+ throw PSException(_gs.error_name(status));
+ throw PSException(_errorMessage);
+ }
+}
+
+
+/** Executes a chunk of PostScript code.
+ * @param[in] str buffer containing the code
+ * @param[in] len number of characters in buffer
+ * @param[in] flush If true, a final 'flush' is sent which forces the output buffer to be written immediately.
+ * @return true if the assigned number of bytes have been read */
+bool PSInterpreter::execute (const char *str, size_t len, bool flush) {
+ init();
+ if (_mode == PS_QUIT)
+ return false;
+
+ int status=0;
+ if (_mode == PS_NONE) {
+ _gs.run_string_begin(0, &status);
+ _mode = PS_RUNNING;
+ }
+ checkStatus(status);
+
+ bool complete=false;
+ if (_bytesToRead > 0 && len >= _bytesToRead) {
+ len = _bytesToRead;
+ complete = true;
+ }
+
+ if (_filter && _filter->active()) {
+ PSFilter *filter = _filter;
+ _filter = 0; // prevent recursion when filter calls execute()
+ filter->execute(str, len);
+ if (filter->active()) // filter still active after execution?
+ _filter = filter;
+ return complete;
+ }
+
+ // feed Ghostscript with code chunks that are not larger than 64KB
+ // => see documentation of gsapi_run_string_foo()
+ const char *p=str;
+ while (PS_RUNNING && len > 0) {
+ SignalHandler::instance().check();
+ size_t chunksize = min(len, (size_t)0xffff);
+ _gs.run_string_continue(p, chunksize, 0, &status);
+ p += chunksize;
+ len -= chunksize;
+ if (_bytesToRead > 0)
+ _bytesToRead -= chunksize;
+ if (status == -101) // e_Quit
+ _mode = PS_QUIT;
+ else
+ checkStatus(status);
+ }
+ if (flush) {
+ // force writing contents of output buffer
+ _gs.run_string_continue("\nflush ", 7, 0, &status);
+ }
+ return complete;
+}
+
+
+/** Executes a chunk of PostScript code read from a stream. The method returns on EOF.
+ * @param[in] is the input stream
+ * @param[in] flush If true, a final 'flush' is sent which forces the output buffer to be written immediately.
+ * @return true if the assigned number of bytes have been read */
+bool PSInterpreter::execute (istream &is, bool flush) {
+ char buf[4096];
+ bool finished = false;
+ while (is && !is.eof() && !finished) {
+ is.read(buf, 4096);
+ finished = execute(buf, is.gcount(), false);
+ }
+ execute("\n", 1, flush);
+ return finished;
+}
+
+
+bool PSInterpreter::executeRaw (const string &str, int n) {
+ _rawData.clear();
+ ostringstream oss;
+ oss << str << ' ' << n << " (raw) prcmd\n";
+ execute(oss.str());
+ return !_rawData.empty();
+}
+
+
+/** This callback function handles input from stdin to Ghostscript. Currently not needed.
+ * @param[in] inst pointer to calling instance of PSInterpreter
+ * @param[in] buf takes the read characters
+ * @param[in] len size of buffer buf
+ * @return number of characters read */
+int GSDLLCALL PSInterpreter::input (void *inst, char *buf, int len) {
+ return 0;
+}
+
+
+/** This callback function handles output from Ghostscript to stdout. It looks for
+ * emitted commands staring with "dvi." and executes them by calling method callActions.
+ * Ghostscript sends the text in chunks by several calls of this function.
+ * Unfortunately, the PostScript specification wants error messages also to be sent to stdout
+ * instead of stderr. Thus, we must collect and concatenate the chunks until an evaluable text
+ * snippet is completely received. Furthermore, error messages have to be recognized and to be
+ * filtered out.
+ * @param[in] inst pointer to calling instance of PSInterpreter
+ * @param[in] buf contains the characters to be output
+ * @param[in] len number of characters in buf
+ * @return number of processed characters (equals 'len') */
+int GSDLLCALL PSInterpreter::output (void *inst, const char *buf, int len) {
+ PSInterpreter *self = static_cast<PSInterpreter*>(inst);
+ if (self && self->_actions) {
+ const size_t MAXLEN = 512; // maximal line length (longer lines are of no interest)
+ const char *end = buf+len-1; // last position of buf
+ for (const char *first=buf, *last=buf; first <= end; last++, first=last) {
+ // move first and last to begin and end of the next line, respectively
+ while (last < end && *last != '\n')
+ last++;
+ size_t linelength = last-first+1;
+ if (linelength > MAXLEN) // skip long lines since they don't contain any relevant information
+ continue;
+
+ vector<char> &linebuf = self->_linebuf; // just a shorter name...
+ if ((*last == '\n' || !self->active()) || self->_inError) {
+ if (linelength + linebuf.size() > 1) { // prefix "dvi." plus final newline
+ SplittedCharInputBuffer ib(linebuf.empty() ? 0 : &linebuf[0], linebuf.size(), first, linelength);
+ BufferInputReader in(ib);
+ if (self->_inError)
+ self->_errorMessage += string(first, linelength);
+ else {
+ in.skipSpace();
+ if (in.check("Unrecoverable error: ")) {
+ self->_errorMessage.clear();
+ while (!in.eof())
+ self->_errorMessage += in.get();
+ self->_inError = true;
+ }
+ else if (in.check("dvi."))
+ self->callActions(in);
+ }
+ }
+ linebuf.clear();
+ }
+ else { // no line end found =>
+ // save remaining characters and prepend them to the next incoming chunk of characters
+ if (linebuf.size() + linelength > MAXLEN)
+ linebuf.clear(); // don't care for long lines
+ else {
+ size_t currsize = linebuf.size();
+ linebuf.resize(currsize+linelength);
+ memcpy(&linebuf[currsize], first, linelength);
+ }
+ }
+ }
+ }
+ return len;
+}
+
+
+/** Converts a vector of strings to a vector of doubles.
+ * @param[in] str the strings to be converted
+ * @param[out] d the resulting doubles */
+static void str2double (const vector<string> &str, vector<double> &d) {
+ for (size_t i=0; i < str.size(); i++) {
+ istringstream iss(str[i]);
+ iss >> d[i];
+ }
+}
+
+
+/** Evaluates a command emitted by Ghostscript and invokes the corresponding
+ * method of interface class PSActions.
+ * @param[in] in reader pointing to the next command */
+void PSInterpreter::callActions (InputReader &in) {
+ // array of currently supported operators (must be ascendingly sorted)
+ static const struct Operator {
+ const char *name; // name of operator
+ int pcount; // number of parameters (< 0 : variable number of parameters)
+ void (PSActions::*op)(vector<double> &p); // operation handler
+ } operators [] = {
+ {"applyscalevals", 3, &PSActions::applyscalevals},
+ {"clip", 0, &PSActions::clip},
+ {"clippath", 0, &PSActions::clippath},
+ {"closepath", 0, &PSActions::closepath},
+ {"curveto", 6, &PSActions::curveto},
+ {"eoclip", 0, &PSActions::eoclip},
+ {"eofill", 0, &PSActions::eofill},
+ {"fill", 0, &PSActions::fill},
+ {"grestore", 0, &PSActions::grestore},
+ {"grestoreall", 0, &PSActions::grestoreall},
+ {"gsave", 0, &PSActions::gsave},
+ {"initclip", 0, &PSActions::initclip},
+ {"lineto", 2, &PSActions::lineto},
+ {"makepattern", -1, &PSActions::makepattern},
+ {"moveto", 2, &PSActions::moveto},
+ {"newpath", 1, &PSActions::newpath},
+ {"querypos", 2, &PSActions::querypos},
+ {"raw", -1, 0},
+ {"restore", 1, &PSActions::restore},
+ {"rotate", 1, &PSActions::rotate},
+ {"save", 1, &PSActions::save},
+ {"scale", 2, &PSActions::scale},
+ {"setcmykcolor", 4, &PSActions::setcmykcolor},
+ {"setdash", -1, &PSActions::setdash},
+ {"setgray", 1, &PSActions::setgray},
+ {"sethsbcolor", 3, &PSActions::sethsbcolor},
+ {"setlinecap", 1, &PSActions::setlinecap},
+ {"setlinejoin", 1, &PSActions::setlinejoin},
+ {"setlinewidth", 1, &PSActions::setlinewidth},
+ {"setmatrix", 6, &PSActions::setmatrix},
+ {"setmiterlimit", 1, &PSActions::setmiterlimit},
+ {"setopacityalpha", 1, &PSActions::setopacityalpha},
+ {"setpattern", -1, &PSActions::setpattern},
+ {"setrgbcolor", 3, &PSActions::setrgbcolor},
+ {"shfill", -1, &PSActions::shfill},
+ {"stroke", 0, &PSActions::stroke},
+ {"translate", 2, &PSActions::translate},
+ };
+ if (_actions) {
+ in.skipSpace();
+ // binary search
+ int first=0, last=sizeof(operators)/sizeof(Operator)-1;
+ while (first <= last) {
+ int mid = first+(last-first)/2;
+ int cmp = in.compare(operators[mid].name);
+ if (cmp < 0)
+ last = mid-1;
+ else if (cmp > 0)
+ first = mid+1;
+ else {
+ if (!operators[mid].op) { // raw string data received
+ _rawData.clear();
+ in.skipSpace();
+ while (!in.eof()) {
+ _rawData.push_back(in.getString());
+ in.skipSpace();
+ }
+ }
+ else {
+ // collect parameters and call handler
+ vector<string> params;
+ int pcount = operators[mid].pcount;
+ if (pcount < 0) { // variable number of parameters?
+ in.skipSpace();
+ while (!in.eof()) { // read all available parameters
+ params.push_back(in.getString());
+ in.skipSpace();
+ }
+ }
+ else { // fix number of parameters
+ for (int i=0; i < pcount; i++) {
+ in.skipSpace();
+ params.push_back(in.getString());
+ }
+ }
+ vector<double> v(params.size());
+ str2double(params, v);
+ (_actions->*operators[mid].op)(v);
+ _actions->executed();
+ }
+ break;
+ }
+ }
+ }
+}
+
+
+/** This callback function handles output from Ghostscript to stderr.
+ * @param[in] inst pointer to calling instance of PSInterpreter
+ * @param[in] buf contains the characters to be output
+ * @param[in] len number of chars in buf
+ * @return number of processed characters */
+int GSDLLCALL PSInterpreter::error (void *inst, const char *buf, int len) {
+ return len;
+}
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSInterpreter.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSInterpreter.h
new file mode 100644
index 00000000000..528e95ca83c
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSInterpreter.h
@@ -0,0 +1,129 @@
+/*************************************************************************
+** PSInterpreter.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_PSINTERPRETER_H
+#define DVISVGM_PSINTERPRETER_H
+
+#include <cstring>
+#include <istream>
+#include <string>
+#include <vector>
+#include "Ghostscript.h"
+#include "InputReader.h"
+#include "MessageException.h"
+
+
+struct PSException : public MessageException
+{
+ PSException (const std::string &msg) : MessageException(msg) {}
+};
+
+
+/** This interface provides the template methods called by PSInterpreter when executing a PS snippet.
+ * Each method corresponds to a PostScript operator of the same name. */
+struct PSActions
+{
+ virtual ~PSActions () {}
+ virtual void applyscalevals (std::vector<double> &p) =0;
+ virtual void clip (std::vector<double> &p) =0;
+ virtual void clippath (std::vector<double> &p) =0;
+ virtual void closepath (std::vector<double> &p) =0;
+ virtual void curveto (std::vector<double> &p) =0;
+ virtual void eoclip (std::vector<double> &p) =0;
+ virtual void eofill (std::vector<double> &p) =0;
+ virtual void fill (std::vector<double> &p) =0;
+ virtual void gsave (std::vector<double> &p) =0;
+ virtual void grestore (std::vector<double> &p) =0;
+ virtual void grestoreall (std::vector<double> &p) =0;
+ virtual void initclip (std::vector<double> &p) =0;
+ virtual void lineto (std::vector<double> &p) =0;
+ virtual void makepattern (std::vector<double> &p) =0;
+ virtual void moveto (std::vector<double> &p) =0;
+ virtual void newpath (std::vector<double> &p) =0;
+ virtual void querypos (std::vector<double> &p) =0;
+ virtual void restore (std::vector<double> &p) =0;
+ virtual void rotate (std::vector<double> &p) =0;
+ virtual void save (std::vector<double> &p) =0;
+ virtual void scale (std::vector<double> &p) =0;
+ virtual void setcmykcolor (std::vector<double> &cmyk) =0;
+ virtual void setdash (std::vector<double> &p) =0;
+ virtual void setgray (std::vector<double> &p) =0;
+ virtual void sethsbcolor (std::vector<double> &hsb) =0;
+ virtual void setlinecap (std::vector<double> &p) =0;
+ virtual void setlinejoin (std::vector<double> &p) =0;
+ virtual void setlinewidth (std::vector<double> &p) =0;
+ virtual void setmatrix (std::vector<double> &p) =0;
+ virtual void setmiterlimit (std::vector<double> &p) =0;
+ virtual void setopacityalpha (std::vector<double> &p) =0;
+ virtual void setpattern (std::vector<double> &p) =0;
+ virtual void setrgbcolor (std::vector<double> &rgb) =0;
+ virtual void shfill (std::vector<double> &rgb) =0;
+ virtual void stroke (std::vector<double> &p) =0;
+ virtual void translate (std::vector<double> &p) =0;
+ virtual void executed () {} // triggered if one of the above PS operators has been executed
+};
+
+class PSFilter;
+
+/** This class provides methods to execute chunks of PostScript code and calls
+ * several template methods on invocation of selected PS operators (see PSActions). */
+class PSInterpreter
+{
+ enum Mode {PS_NONE, PS_RUNNING, PS_QUIT};
+
+ public:
+ PSInterpreter (PSActions *actions=0);
+ bool execute (const char *str, size_t len, bool flush=true);
+ bool execute (const char *str, bool flush=true) {return execute(str, std::strlen(str), flush);}
+ bool execute (const std::string &str, bool flush=true) {return execute(str.c_str(), flush);}
+ bool execute (std::istream &is, bool flush=true);
+ bool executeRaw (const std::string &str, int n);
+ bool active () const {return _mode != PS_QUIT;}
+ void limit (size_t max_bytes) {_bytesToRead = max_bytes;}
+ void setFilter (PSFilter *filter) {_filter = filter;}
+ PSActions* setActions (PSActions *actions);
+ const std::vector<std::string>& rawData () const {return _rawData;}
+
+ protected:
+ void init ();
+ // callback functions
+ static int GSDLLCALL input (void *inst, char *buf, int len);
+ static int GSDLLCALL output (void *inst, const char *buf, int len);
+ static int GSDLLCALL error (void *inst, const char *buf, int len);
+
+ void checkStatus (int status);
+ void callActions (InputReader &cib);
+
+ private:
+ Ghostscript _gs;
+ Mode _mode; ///< current execution mode
+ PSActions *_actions; ///< actions to be performed
+ PSFilter *_filter; ///< active filter used to process PS code
+ size_t _bytesToRead; ///< if > 0, maximal number of bytes to be processed by following calls of execute()
+ std::vector<char> _linebuf;
+ std::string _errorMessage; ///< text of error message
+ bool _inError; ///< true if scanning error message
+ bool _initialized; ///< true if PSInterpreter has been completely initialized
+ std::vector<std::string> _rawData; ///< raw data received
+ static const char *GSARGS[]; ///< parameters passed to Ghostscript
+ static const char *PSDEFS; ///< initial PostScript definitions
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSPattern.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSPattern.cpp
new file mode 100644
index 00000000000..99c60c29827
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSPattern.cpp
@@ -0,0 +1,175 @@
+/*************************************************************************
+** PSPattern.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <sstream>
+#include <vector>
+#include "BoundingBox.h"
+#include "PSPattern.h"
+#include "SpecialActions.h"
+#include "SVGTree.h"
+#include "XMLNode.h"
+
+using namespace std;
+
+
+string PSPattern::svgID () const {
+ return XMLString("pat")+XMLString(_id);
+}
+
+
+/** Appends the definition of this pattern to the "def" section of the SVG tree. */
+void PSPattern::apply (SpecialActions *actions) {
+ if (XMLElementNode *pattern = createPatternNode())
+ actions->appendToDefs(pattern);
+}
+
+
+/////////////////////////////////////////////////////////////////////////////
+
+PSTilingPattern::PSTilingPattern (int id, BoundingBox &bbox, Matrix &matrix, double xstep, double ystep)
+ : PSPattern(id), _bbox(bbox), _matrix(matrix), _xstep(xstep), _ystep(ystep), _groupNode(0)
+{
+ _groupNode = PSTilingPattern::createGroupNode();
+}
+
+
+PSTilingPattern::~PSTilingPattern () {
+ delete _groupNode;
+}
+
+
+/** Creates a new pattern element representing the pattern defined in the PS code. */
+XMLElementNode* PSTilingPattern::createPatternNode () const {
+ if (!_groupNode)
+ return 0;
+ BoundingBox box(_bbox.minX(), _bbox.minY(), _bbox.minX()+_xstep, _bbox.minY()+_ystep);
+ XMLElementNode *pattern = new XMLElementNode("pattern");
+ pattern->addAttribute("id", svgID());
+ pattern->addAttribute("x", box.minX());
+ pattern->addAttribute("y", box.minY());
+ pattern->addAttribute("width", box.width());
+ pattern->addAttribute("height", box.height());
+ pattern->addAttribute("viewBox", box.toSVGViewBox());
+ pattern->addAttribute("patternUnits", "userSpaceOnUse");
+ if (!_matrix.isIdentity())
+ pattern->addAttribute("patternTransform", _matrix.getSVG());
+ if (_xstep < _bbox.width() || _ystep < _bbox.height()) { // overlapping tiles?
+ // disable clipping at the tile borders => tiles become "transparent"
+ pattern->addAttribute("overflow", "visible");
+ }
+ if (XMLElementNode *clip=createClipNode())
+ pattern->append(clip);
+ pattern->append(_groupNode);
+ return pattern;
+}
+
+
+/** Creates a new clip element restricting the drawing area to the
+ * dimensions given in the definition of the pattern. */
+XMLElementNode* PSTilingPattern::createClipNode() const {
+ XMLElementNode *clip = new XMLElementNode("clipPath");
+ clip->addAttribute("id", "pc"+XMLString(psID()));
+ XMLElementNode *rect = new XMLElementNode("rect");
+ rect->addAttribute("x", _bbox.minX());
+ rect->addAttribute("y", _bbox.minY());
+ rect->addAttribute("width", _bbox.width());
+ rect->addAttribute("height", _bbox.height());
+ clip->append(rect);
+ return clip;
+}
+
+
+/** Creates a new group element that contains all "drawing" elements that
+ * define the pattern graphic. */
+XMLElementNode* PSTilingPattern::createGroupNode () const {
+ // add all succeeding path elements to this group
+ XMLElementNode *group = new XMLElementNode("g");
+ group->addAttribute("clip-path", XMLString("url(#pc")+XMLString(psID())+")");
+ return group;
+}
+
+
+void PSTilingPattern::apply (SpecialActions *actions) {
+ PSPattern::apply(actions);
+ _groupNode = 0;
+}
+
+
+/////////////////////////////////////////////////////////////////////////////
+
+PSColoredTilingPattern::PSColoredTilingPattern (int id, BoundingBox &bbox, Matrix &matrix, double xstep, double ystep)
+ : PSTilingPattern(id, bbox, matrix, xstep, ystep)
+{
+}
+
+
+/////////////////////////////////////////////////////////////////////////////
+
+PSUncoloredTilingPattern::PSUncoloredTilingPattern (int id, BoundingBox &bbox, Matrix &matrix, double xstep, double ystep)
+ : PSTilingPattern(id, bbox, matrix, xstep, ystep), _applied(false)
+{
+}
+
+
+PSUncoloredTilingPattern::~PSUncoloredTilingPattern () {
+ if (_applied)
+ setGroupNode(0); // prevent deleting the group node in the parent destructor
+}
+
+
+/** Returns an SVG id value that identifies this pattern with the current color applied. */
+string PSUncoloredTilingPattern::svgID () const {
+ ostringstream oss;
+ oss << PSPattern::svgID() << '-' << hex << _currentColor;
+ return oss.str();
+}
+
+
+/** Appends the definition of this pattern with the current color applied
+ * to the "def" section of the SVG tree. */
+void PSUncoloredTilingPattern::apply (SpecialActions* actions) {
+ set<Color>::iterator it=_colors.find(_currentColor);
+ if (it == _colors.end()) {
+ if (_applied)
+ setGroupNode(static_cast<XMLElementNode*>(getGroupNode()->clone()));
+ // assign current color to the pattern graphic
+ vector<XMLElementNode*> colored_elems;
+ const char *attribs[] = {"fill", "stroke"};
+ for (int i=0; i < 2; i++) {
+ getGroupNode()->getDescendants(0, attribs[i], colored_elems);
+ for (vector<XMLElementNode*>::iterator it=colored_elems.begin(); it != colored_elems.end(); ++it)
+ if (string((*it)->getAttributeValue(attribs[i])) != "none")
+ (*it)->addAttribute(attribs[i], _currentColor.rgbString());
+ colored_elems.clear();
+ }
+ PSPattern::apply(actions);
+ _colors.insert(_currentColor);
+ _applied = true;
+ }
+}
+
+
+XMLElementNode* PSUncoloredTilingPattern::createClipNode() const {
+ // only the first instance of this patterns get a clip element
+ if (_colors.empty())
+ return PSTilingPattern::createClipNode();
+ return 0;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSPattern.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSPattern.h
new file mode 100644
index 00000000000..d394f5a65ab
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSPattern.h
@@ -0,0 +1,100 @@
+/*************************************************************************
+** PSPattern.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_PSPATTERN_H
+#define DVISVGM_PSPATTERN_H
+
+#include <set>
+#include <string>
+#include "BoundingBox.h"
+#include "Color.h"
+#include "Matrix.h"
+
+
+struct SpecialActions;
+class SVGTree;
+class XMLElementNode;
+
+class PSPattern
+{
+ public:
+ virtual ~PSPattern () {}
+ virtual int psID () const {return _id;}
+ virtual std::string svgID () const;
+ virtual void apply (SpecialActions *actions);
+
+ protected:
+ PSPattern (int id) : _id(id) {}
+ virtual XMLElementNode* createPatternNode () const =0;
+
+ private:
+ int _id; ///< PostSCript ID of this pattern
+};
+
+
+class PSTilingPattern : public PSPattern
+{
+ public:
+ ~PSTilingPattern ();
+ virtual XMLElementNode* getContainerNode () {return _groupNode;}
+ void apply (SpecialActions *actions);
+
+ protected:
+ PSTilingPattern (int id, BoundingBox &bbox, Matrix &matrix, double xstep, double ystep);
+ XMLElementNode* createPatternNode () const;
+ virtual XMLElementNode* createClipNode () const;
+ virtual XMLElementNode* createGroupNode () const;
+ virtual XMLElementNode* getGroupNode () const {return _groupNode;}
+ virtual void setGroupNode (XMLElementNode *node) {_groupNode = node;}
+
+ private:
+ BoundingBox _bbox; ///< bounding box of the tile graphics
+ Matrix _matrix; ///< tile transformation
+ double _xstep, _ystep; ///< horizontal and vertical distance between neighboured tiles
+ XMLElementNode *_groupNode; ///< group containing the drawing elements
+};
+
+
+class PSColoredTilingPattern : public PSTilingPattern
+{
+ public:
+ PSColoredTilingPattern (int id, BoundingBox &bbox, Matrix &matrix, double xstep, double ystep);
+};
+
+
+class PSUncoloredTilingPattern : public PSTilingPattern
+{
+ public:
+ PSUncoloredTilingPattern (int id, BoundingBox &bbox, Matrix &matrix, double xstep, double ystep);
+ ~PSUncoloredTilingPattern ();
+ std::string svgID () const;
+ void setColor (Color color) {_currentColor = color;}
+ void apply (SpecialActions *actions);
+
+ protected:
+ XMLElementNode* createClipNode () const;
+
+ private:
+ std::set<Color> _colors; ///< colors this pattern has already been drawn with
+ Color _currentColor; ///< current color to be applied
+ bool _applied; ///< has pattern with current group node already been applied to the SVG tree?
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSPreviewFilter.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSPreviewFilter.cpp
new file mode 100644
index 00000000000..5029874c681
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSPreviewFilter.cpp
@@ -0,0 +1,118 @@
+/*************************************************************************
+** PSPreviewFilter.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <vector>
+#include "InputBuffer.h"
+#include "InputReader.h"
+#include "PSInterpreter.h"
+#include "PSPreviewFilter.h"
+#include "SpecialActions.h"
+
+
+using namespace std;
+
+PSPreviewFilter::PSPreviewFilter (PSInterpreter &psi)
+ : PSFilter(psi), _active(false), _tightpage(false), _dvi2bp(1.0/65536.0)
+{
+}
+
+
+/** Activates this filter so that the PS code will be redirected through it if
+ * it's hooked into the PSInterpreter. */
+void PSPreviewFilter::activate () {
+ if (_tightpage) // reactivate filter?
+ _active = true;
+ else { // first activation?
+ _tightpage = _active = false;
+ // try to retrieve version string of preview package set in the PS header section
+ if (psInterpreter().executeRaw("SDict begin currentdict/preview@version known{preview@version}{0}ifelse end", 1))
+ _version = psInterpreter().rawData()[0];
+ // check if tightpage option was set
+ if (_version != "0" && psInterpreter().executeRaw("SDict begin preview@tightpage end", 1)) {
+ _tightpage = (psInterpreter().rawData()[0] == "true");
+ _active = true;
+ }
+ }
+ _boxExtents.clear();
+}
+
+
+/** Tries to extract the bounding box information from a chunk of PostScript code.
+ * @param[in] code pointer to buffer with PS code to filter
+ * @param[in] len number of bytes in buffer */
+void PSPreviewFilter::execute (const char *code, size_t len) {
+ // If the "tightpage" option was set in the TeX file, 7 integers representing the
+ // extent of the bounding box are present at the begin of each page.
+ if (!_tightpage)
+ psInterpreter().execute(code, len);
+ else {
+ CharInputBuffer ib(code, len);
+ BufferInputReader ir(ib);
+ ir.skipSpace();
+ int val;
+ while (ir.parseInt(val) && _boxExtents.size() <= 7) {
+ _boxExtents.push_back(val);
+ ir.skipSpace();
+ }
+ }
+ _active = false; // no further processing required
+}
+
+
+/** Returns the bounding box defined by the preview package. */
+bool PSPreviewFilter::getBoundingBox (BoundingBox &bbox) const {
+ if (_boxExtents.size() < 7)
+ return false;
+ double left = -_boxExtents[0]*_dvi2bp;
+ bbox = BoundingBox(-left, -height(), width()-left, depth());
+ return true;
+}
+
+
+/** Gets the 4 border values set by the preview package.
+ * @return true if the border data is available */
+bool PSPreviewFilter::getBorders (double &left, double &right, double &top, double &bottom) const {
+ if (_boxExtents.size() < 4)
+ return false;
+ left = -_boxExtents[0]*_dvi2bp;
+ top = -_boxExtents[1]*_dvi2bp;
+ right = _boxExtents[2]*_dvi2bp;
+ bottom = _boxExtents[3]*_dvi2bp;
+ return true;
+}
+
+
+/** Returns the box height in PS points, or -1 if no data was found or read yet. */
+double PSPreviewFilter::height () const {
+ return _boxExtents.size() > 4 ? (_boxExtents[4]-_boxExtents[1])*_dvi2bp : -1;
+}
+
+
+/** Returns the box depth in PS points, or -1 if no data was found or read yet. */
+double PSPreviewFilter::depth () const {
+ return _boxExtents.size() > 5 ? (_boxExtents[5]+_boxExtents[3])*_dvi2bp : -1;
+}
+
+
+/** Returns the box width in PS points, or -1 if no data was found or read yet. */
+double PSPreviewFilter::width () const {
+ return _boxExtents.size() > 6 ? (_boxExtents[6]+_boxExtents[2]-_boxExtents[0])*_dvi2bp : -1;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSPreviewFilter.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSPreviewFilter.h
new file mode 100644
index 00000000000..3e9f9ad2052
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PSPreviewFilter.h
@@ -0,0 +1,56 @@
+/*************************************************************************
+** PSPreviewFilter.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_PSPREVIEWFILTER_H
+#define DVISVGM_PSPREVIEWFILTER_H
+
+#include <string>
+#include <vector>
+#include "BoundingBox.h"
+#include "PSFilter.h"
+
+struct SpecialActions;
+
+class PSPreviewFilter : public PSFilter
+{
+ public:
+ PSPreviewFilter (PSInterpreter &psi);
+ void activate ();
+ void execute (const char *code, size_t len);
+ bool active () const {return _active;}
+ std::string version () const {return _version;}
+ bool tightpage () const {return _tightpage;}
+ void setDviScaleFactor (double dvi2bp) {_dvi2bp = dvi2bp;}
+ bool getBorders (double &left, double &right, double &top, double &bottom) const;
+ void assignBorders (BoundingBox &bbox) const;
+ bool getBoundingBox (BoundingBox &bbox) const;
+ double height () const;
+ double depth () const;
+ double width () const;
+
+ private:
+ std::string _version; ///< version string of preview package
+ bool _active; ///< true if filter is active
+ bool _tightpage; ///< true if tightpage option was given
+ double _dvi2bp; ///< factor to convert dvi units to PS points
+ std::vector<int> _boxExtents;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PageRanges.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PageRanges.cpp
new file mode 100644
index 00000000000..8e6339c72e8
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PageRanges.cpp
@@ -0,0 +1,87 @@
+/*************************************************************************
+** PageRanges.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <sstream>
+#include "InputBuffer.h"
+#include "InputReader.h"
+#include "PageRanges.h"
+
+#include "macros.h"
+
+using namespace std;
+
+
+/** Analyzes a string describing a range sequence.
+ * Syntax: ([0-9]+(-[0-9]*)?)|(-[0-9]+)(,([0-9]+(-[0-9]*)?)|(-[0-9]+))*
+ * @param[in] str string to parse
+ * @param[in] max_page greatest allowed value
+ * @return true on success; false denotes a syntax error */
+bool PageRanges::parse (string str, int max_page) {
+ StringInputBuffer ib(str);
+ BufferInputReader ir(ib);
+ while (ir) {
+ int first=1;
+ int last=max_page;
+ ir.skipSpace();
+ if (!isdigit(ir.peek()) && ir.peek() != '-')
+ return false;
+
+ if (isdigit(ir.peek()))
+ first = ir.getInt();
+ ir.skipSpace();
+ if (ir.peek() == '-') {
+ while (ir.peek() == '-')
+ ir.get();
+ ir.skipSpace();
+ if (isdigit(ir.peek()))
+ last = ir.getInt();
+ }
+ else
+ last = first;
+ ir.skipSpace();
+ if (ir.peek() == ',') {
+ ir.get();
+ if (ir.eof())
+ return false;
+ }
+ else if (!ir.eof())
+ return false;
+ if (first > last)
+ swap(first, last);
+ first = max(1, first);
+ last = max(first, last);
+ if (max_page > 0) {
+ first = min(first, max_page);
+ last = min(last, max_page);
+ }
+ addRange(first, last);
+ }
+ return true;
+}
+
+
+/** Returns the number of pages. */
+size_t PageRanges::numberOfPages () const {
+ size_t sum=0;
+ for (NumericRanges<int>::ConstIterator it=begin(); it != end(); ++it)
+ sum += it->second - it->first + 1;
+ return sum;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PageRanges.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PageRanges.h
new file mode 100644
index 00000000000..0f5e2faafa3
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PageRanges.h
@@ -0,0 +1,36 @@
+/*************************************************************************
+** PageRanges.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_PAGERANGES_H
+#define DVISVGM_PAGERANGES_H
+
+#include <list>
+#include <string>
+#include <utility>
+#include "NumericRanges.h"
+
+class PageRanges : public NumericRanges<int>
+{
+ public:
+ bool parse (std::string str, int max_page=0);
+ size_t numberOfPages () const;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PageSize.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PageSize.cpp
new file mode 100644
index 00000000000..d3e60571d06
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PageSize.cpp
@@ -0,0 +1,157 @@
+/*************************************************************************
+** PageSize.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <algorithm>
+#include <cctype>
+#include <cmath>
+#include <sstream>
+#include "PageSize.h"
+
+using namespace std;
+
+// make sure tolower is a function (and not a macro)
+// so that 'transform' can be applied
+static int my_tolower (int c) {
+ return tolower(c);
+}
+
+
+/** Computes width and height of ISO/DIN An in millimeters.
+ * @param[in] n the A level (e.g. n=4 => DIN A4)
+ * @param[out] width contains the page width when function returns
+ * @param[out] height contains the page height when function returns */
+static void computeASize (int n, double &width, double &height) {
+ double sqrt2 = sqrt(2.0);
+ height = floor(1189.0/pow(sqrt2, n)+0.5);
+ width = floor(height/sqrt2+0.5);
+}
+
+
+/** Computes width and height of ISO/DIN Bn in millimeters.
+ * @param[in] n the B level (e.g. n=4 => DIN B4)
+ * @param[out] width contains the page width when function returns
+ * @param[out] height contains the page height when function returns */
+static void computeBSize (int n, double &width, double &height) {
+ double w, h;
+ computeASize(n, width, height);
+ computeASize(n-1, w, h);
+ width = floor(sqrt(width * w)+0.5);
+ height = floor(sqrt(height * h)+0.5);
+}
+
+
+/** Computes width and height of ISO/DIN Cn in millimeters.
+ * @param[in] n the C level (e.g. n=4 => DIN C4)
+ * @param[out] width contains the page width when function returns
+ * @param[out] height contains the page height when function returns */
+static void computeCSize (int n, double &width, double &height) {
+ double w, h;
+ computeASize(n, width, height);
+ computeBSize(n, w, h);
+ width = floor(sqrt(width * w)+0.5);
+ height = floor(sqrt(height * h)+0.5);
+}
+
+
+/** Computes width and height of ISO/DIN Dn in millimeters.
+ * @param[in] n the D level (e.g. n=4 => DIN D4)
+ * @param[out] width contains the page width when function returns
+ * @param[out] height contains the page height when function returns */
+static void computeDSize (int n, double &width, double &height) {
+ double w, h;
+ computeASize(n, width, height);
+ computeBSize(n+1, w, h);
+ width = floor(sqrt(width * w)+0.5);
+ height = floor(sqrt(height * h)+0.5);
+}
+
+
+/** Constructs a PageSize object of given size.
+ * @param[in] name specifies the page size, e.g. "A4" or "letter" */
+PageSize::PageSize (string name) : _width(0), _height(0) {
+ resize(name);
+}
+
+
+void PageSize::resize (double w, double h) {
+ _width = w;
+ _height = h;
+}
+
+void PageSize::resize (string name) {
+ if (name.length() < 2)
+ throw PageSizeException("unknown page format: "+name);
+
+ transform(name.begin(), name.end(), name.begin(), my_tolower);
+ // extract optional suffix
+ size_t pos = name.rfind("-");
+ bool landscape = false;
+ if (pos != string::npos) {
+ string suffix = name.substr(pos);
+ name = name.substr(0, pos);
+ if (suffix == "-l" || suffix == "-landscape")
+ landscape = true;
+ else if (suffix != "-p" && suffix != "-portrait")
+ throw PageSizeException("invalid page format suffix: " + suffix);
+ }
+
+ if (name == "invoice") {
+ _width = 140;
+ _height = 216;
+ }
+ else if (name == "executive") {
+ _width = 184;
+ _height = 267;
+ }
+ else if (name == "legal") {
+ _width = 216;
+ _height = 356;
+ }
+ else if (name == "letter") {
+ _width = 216;
+ _height = 279;
+ }
+ else if (name == "ledger") {
+ _width = 279;
+ _height = 432;
+ }
+ else if (isdigit(name[1]) && name.length() < 5) { // limit length of number to prevent arithmetic errors
+ istringstream iss(name.substr(1));
+ int n;
+ iss >> n;
+ switch (name[0]) {
+ case 'a' : computeASize(n, _width, _height); break;
+ case 'b' : computeBSize(n, _width, _height); break;
+ case 'c' : computeCSize(n, _width, _height); break;
+ case 'd' : computeDSize(n, _width, _height); break;
+ default : throw PageSizeException("invalid page format: "+name);
+ }
+ }
+ if (_width == 0 || _height == 0)
+ throw PageSizeException("unknown page format: "+name);
+ if (landscape)
+ swap(_width, _height);
+
+ const double bppmm = 72/25.4; // PS points per millimeter (72pt = 1in = 25.4mm)
+ _width *= bppmm;
+ _height *= bppmm;
+}
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PageSize.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PageSize.h
new file mode 100644
index 00000000000..b86218393c1
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PageSize.h
@@ -0,0 +1,48 @@
+/*************************************************************************
+** PageSize.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_PAGESIZE_H
+#define DVISVGM_PAGESIZE_H
+
+#include "MessageException.h"
+
+struct PageSizeException : public MessageException
+{
+ PageSizeException (const std::string &msg) : MessageException(msg) {}
+};
+
+class PageSize
+{
+ public:
+ PageSize (double w=0, double h=0) : _width(w), _height(h) {}
+ PageSize (std::string name);
+ void resize (std:: string name);
+ void resize (double w, double h);
+ double widthInBP () const {return _width;}
+ double heightInBP () const {return _height;}
+ double widthInMM () const {return _width*25.4/72;}
+ double heightInMM () const {return _height*25.4/72;}
+ bool valid () const {return _width > 0 && _height > 0;}
+
+ private:
+ double _width, _height; // in PS points
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Pair.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Pair.h
new file mode 100644
index 00000000000..fa27033b199
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Pair.h
@@ -0,0 +1,79 @@
+/*************************************************************************
+** Pair.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_PAIR_H
+#define DVISVGM_PAIR_H
+
+#include <cmath>
+#include <ostream>
+#include "macros.h"
+#include "types.h"
+
+template <typename T>
+class Pair
+{
+ public:
+ Pair (T x=0, T y=0) : _x(x), _y(y) {}
+ Pair operator += (const Pair &p) {_x += p._x; _y += p._y; return *this;}
+ Pair operator -= (const Pair &p) {_x -= p._x; _y -= p._y; return *this;}
+ Pair operator *= (T c) {_x *= c; _y *= c; return *this;}
+ Pair operator /= (T c) {_x /= c; _y /= c; return *this;}
+ Pair ortho () const {return Pair(-_y, _x);}
+ double length () const {return std::sqrt(_x*_x + _y*_y);}
+ bool operator == (const Pair &p) const {return _x == p._x && _y == p._y;}
+ bool operator != (const Pair &p) const {return _x != p._x || _y != p._y;}
+ T x () const {return _x;}
+ T y () const {return _y;}
+ void x (const T &xx) {_x = xx;}
+ void y (const T &yy) {_y = yy;}
+ std::ostream& write (std::ostream &os) const {return os << '(' << _x << ',' << _y << ')';}
+
+ private:
+ T _x, _y;
+};
+
+
+struct Pair32 : public Pair<Int32>
+{
+ Pair32 (Int32 x=0, Int32 y=0) : Pair<Int32>(x, y) {}
+ explicit Pair32 (double x, double y) : Pair<Int32>(Int32(x+0.5), Int32(y+0.5)) {}
+ Pair32 (const Pair<Int32> &p) : Pair<Int32>(p) {}
+// operator Pair<Int32> () {return *this;}
+};
+
+typedef Pair<double> DPair;
+
+template <typename T>
+IMPLEMENT_ARITHMETIC_OPERATOR(Pair<T>, +)
+
+template <typename T>
+IMPLEMENT_ARITHMETIC_OPERATOR(Pair<T>, -)
+
+template <typename T>
+IMPLEMENT_ARITHMETIC_OPERATOR2(Pair<T>, T, *)
+
+template <typename T>
+IMPLEMENT_ARITHMETIC_OPERATOR2(Pair<T>, T, /)
+
+template <typename T>
+IMPLEMENT_OUTPUT_OPERATOR(Pair<T>)
+
+IMPLEMENT_ARITHMETIC_OPERATOR2(Pair32, Int32, *)
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PathClipper.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PathClipper.cpp
new file mode 100644
index 00000000000..02816ecac18
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PathClipper.cpp
@@ -0,0 +1,340 @@
+/*************************************************************************
+** PathClipper.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include "Bezier.h"
+#include "PathClipper.h"
+#include "types.h"
+
+using namespace std;
+using namespace ClipperLib;
+
+typedef ClipperLib::Path Polygon;
+typedef ClipperLib::Paths Polygons;
+typedef PathClipper::CurvedPath CurvedPath;
+
+const int SCALE_FACTOR = 1000;
+
+inline cInt to_cInt (double x) {
+ if (x < 0)
+ return static_cast<cInt>(x*SCALE_FACTOR - 0.5);
+ return static_cast<cInt>(x*SCALE_FACTOR + 0.5);
+}
+
+
+inline double to_double (cInt x) {
+ return static_cast<double>(x)/SCALE_FACTOR;
+}
+
+
+inline DPair to_DPair (const IntPoint &p) {
+ return DPair(to_double(p.X), to_double(p.Y));
+}
+
+
+/** In order to flatten a curved path, all path segements are processed sequentially.
+ * Depending on the type of the segment, one of the methods provided by this class
+ * is called. */
+class FlattenActions : public CurvedPath::Actions {
+ public:
+ FlattenActions (vector<Bezier> &curves, Polygons &polygons, int &numLines)
+ : _polygons(polygons), _curves(curves), _numLines(numLines) {}
+
+ void moveto (const CurvedPath::Point &p) {
+ if (p == _currentPoint && !_currentPoly.empty())
+ return;
+ closepath();
+ _currentPoly.push_back(IntPoint(to_cInt(p.x()), to_cInt(p.y()), 0));
+ _currentPoint = _startPoint = p;
+ }
+
+ void lineto (const CurvedPath::Point &p) {
+ if (p == _currentPoint && !_currentPoly.empty())
+ return;
+ if (_currentPoly.empty()) // this shouldn't happen but in case it does...
+ _currentPoly.push_back(IntPoint(0, 0, 0)); // ...add a start point first
+ _numLines--;
+ _currentPoly.back().Z.label2 = _numLines;
+ _currentPoly.push_back(IntPoint(to_cInt(p.x()), to_cInt(p.y()), ZType(_numLines, 0)));
+ _currentPoint = p;
+ }
+
+ void conicto (const CurvedPath::Point &p1, const CurvedPath::Point &p2) {
+ Bezier bezier(_currentPoint, p1, p2);
+ addCurvePoints(bezier);
+ }
+
+ void cubicto (const CurvedPath::Point &p1, const CurvedPath::Point &p2, const CurvedPath::Point &p3) {
+ Bezier bezier(_currentPoint, p1, p2, p3);
+ addCurvePoints(bezier);
+ }
+
+ void closepath () {
+ if (_currentPoly.empty())
+ return;
+ _numLines--;
+ _currentPoly.back().Z.label2 = ZLabel(_numLines, 0);
+ _currentPoly.front().Z.label1 = ZLabel(_numLines, 0);
+ _polygons.push_back(_currentPoly);
+ _currentPoly.clear();
+ }
+
+ void finished () {
+ closepath();
+ }
+
+ protected:
+ void addCurvePoints (const Bezier &bezier) {
+ if (_currentPoly.empty()) // this shouldn't happen but in case it does, ...
+ _currentPoly.push_back(IntPoint(0, 0, 0)); // ...add a start point first
+ vector<DPair> points; // points of flattened curve
+ vector<double> t; // corresponding 'time' parameters
+ bezier.approximate(0.01, points, &t);
+ if (points.size() < 2)
+ return;
+ _curves.push_back(bezier);
+ for (size_t i=1; i < points.size(); i++) {
+ const DPair &p = points[i];
+ if (p == _currentPoint)
+ continue;
+ _currentPoly.back().Z.label2 = ZLabel(_curves.size(), t[i-1]);
+ ZLabel label(_curves.size(), t[i]);
+ _currentPoly.push_back(IntPoint(to_cInt(p.x()), to_cInt(p.y()), ZType(label, label)));
+ _currentPoint = p;
+ }
+ }
+
+ private:
+ CurvedPath::Point _startPoint, _currentPoint;
+ Polygon _currentPoly; ///< polygon being created
+ Polygons &_polygons; ///< all polygons created
+ vector<Bezier> &_curves;
+ int &_numLines;
+};
+
+
+/** Removes adjacent polygon vertices that equal their predecessor. */
+static void remove_redundant_vertices (Polygon &polygon) {
+ Polygon::iterator it1=polygon.begin();
+ while (it1 != polygon.end()) {
+ Polygon::iterator it2 = it1+1;
+ if (it2 == polygon.end())
+ it2 = polygon.begin();
+ if (it1 == it2)
+ return;
+
+ if (*it1 != *it2)
+ ++it1;
+ else {
+ it1->Z.label2 = it2->Z.label2;
+ polygon.erase(it2);
+ }
+ }
+}
+
+
+/** Approximates a curved path by a set of polygons and stores information
+ * to reconstruct the curved segments later. The z component of each
+ * polygon vertex holds two integers representing information about the two
+ * adjacent edges the vertex belongs to. This is required to identify the
+ * affected edges and thus the former (curve/line) segment of the path during
+ * the intersection process.
+ * @param[in] curvedPath curved path to be flattened
+ * @param[out] polygons the flattened path (set of polygons) */
+void PathClipper::flatten (const CurvedPath &curvedPath, Polygons &polygons) {
+ FlattenActions flattenActions(_curves, polygons, _numLines);
+ curvedPath.iterate(flattenActions, false);
+ for (size_t i=0; i < polygons.size(); i++)
+ remove_redundant_vertices(polygons[i]);
+}
+
+
+/** Returns the ID of the path segment the polygon edge defined by its start
+ * and end point belongs to. The z component of a polygon vertex holds a pair
+ * of labels that allows to identify the original path segments the point belongs to.
+ * Since always two adjacent segments share a point, each point gets two values assigned.
+ * Negative numbers denote line segments, positive ones Bézier curves.
+ * There are only these two segment types, so we don't need further flags in
+ * order to distinguish them. By comparing the labels of two adjacent polygon
+ * vertexes it's possible to identify the original path segment the corresponding
+ * edge belongs to.
+ * @param[in] p1 first of two adjacent vertices
+ * @param[in] p2 second of two adjacent vertices
+ * @param[out] t1 time paramater of p1
+ * @param[out] t2 time paramater of p2
+ * @return id of edge between p1 and p2, or 0 if it's not possible to identify the segment */
+static Int32 segment_id (const IntPoint &p1, const IntPoint &p2, double &t1, double &t2) {
+ const ZType &z1=p1.Z, &z2=p2.Z;
+ if (z1 == z2 && z1.minLabel().id < 0) return z1.minLabel().id;
+ if (z1.label1 == z2.label2) {t1=z1.label1.t; t2=z2.label2.t; return z1.label1.id;}
+ if (z1.label2 == z2.label1) {t1=z1.label2.t; t2=z2.label1.t; return z1.label2.id;}
+ if (z1.label1 == z2.label1) {t1=z1.label1.t; t2=z2.label1.t; return z1.label1.id;}
+ if (z1.label2 == z2.label2) {t1=z1.label2.t; t2=z2.label2.t; return z1.label2.id;}
+ // if we get here, it's not possible to identify the segment
+ // => the edge is going to be handled as line segment
+ return 0;
+}
+
+
+inline Int32 edge_id (const IntPoint &p1, const IntPoint &p2) {
+ double t;
+ return segment_id(p1, p2, t, t);
+}
+
+
+/** This function expects 3 colinear points p1, p2, and q where q lies between p1 and p2,
+ * i.e. q divides the line \f$ \overline{p_1 p_2} \f$ somewhere. The function returns
+ * the corresponding division ratio. */
+static double division_ratio (const IntPoint &p1, const IntPoint &p2, const IntPoint &q) {
+ if (p1 == p2 || q == p1)
+ return 0;
+ if (q == p2)
+ return 1;
+ if (p1.X == p2.X)
+ return double(q.Y-p1.Y)/(p2.Y-p1.Y);
+ return double(q.X-p1.X)/(p2.X-p1.X);
+}
+
+
+/** Returns the label of point q that lies on the line between points p1 and p2. */
+inline ZLabel division_label (const IntPoint &p1, const IntPoint &p2, const IntPoint &q) {
+ double t1, t2;
+ double s=0;
+ Int32 id = segment_id(p1, p2, t1, t2);
+ if (id > 0)
+ s = t1+(t2-t1)*division_ratio(p1, p2, q);
+ return ZLabel(id, s);
+}
+
+
+/** This method is called if the clipper library finds an intersection between two polygon edges.
+ * It populates the z coordinate of the intersection point with the idexes of the two edges.
+ * @param[in] e1bot first endpoint of edge 1
+ * @param[in] e1top second endpoint of edge 1
+ * @param[in] e2bot first endpoint of edge 2
+ * @param[in] e2top second endpoint of edge 2
+ * @param[in] ip intersection point of edge 1 and 2 */
+void PathClipper::callback (IntPoint &e1bot, IntPoint &e1top, IntPoint &e2bot, IntPoint &e2top, IntPoint &ip) {
+ ZLabel label1 = division_label(e1bot, e1top, ip);
+ ZLabel label2 = division_label(e2bot, e2top, ip);
+ ip.Z = ZType(label1, label2);
+}
+
+
+/** Iterates along the polygon edges until the endpoint of the current
+ * path segment is found and returns its vector index afterwards.
+ * @param[in] polygon the polygon to be processed
+ * @param[in] start index of the vertex where the iteration starts
+ * @param[out] label if not 0, retrieves the label of the endpoint
+ * @param[in] startLabel if true, the found endpoint is treated as start point and
+ * parameter 'label' gets the corresponding value */
+static size_t find_segment_endpoint (const Polygon &polygon, size_t start, ZLabel *label=0, bool startLabel=false) {
+ if (polygon.empty())
+ return 0;
+
+ const size_t num_points = polygon.size();
+ int i = start%num_points;
+ double t1, t2; // time parameters of start and endpoint of current edge
+ Int32 id1 = segment_id(polygon[i], polygon[(i+1)%num_points], t1, t2);
+ Int32 id2 = id1;
+ double t = t2; // time parameter of resulting endpoint
+ for (size_t j=1; id1 == id2 && j < num_points; j++) {
+ t = t2;
+ i = (i+1)%num_points;
+ if (id1 == 0)
+ break;
+ id2 = segment_id(polygon[i], polygon[(i+1)%num_points], t1, t2);
+ }
+ if (label) {
+ *label = ZLabel(id1, id1 < 0 ? 0 : t);
+ if (startLabel && id1 != 0)
+ *label = polygon[i].Z.otherLabel(*label);
+ }
+ return i;
+}
+
+
+/** Reconstructs a curved path from the set of polygons.
+ * @param[in] polygons set of polygons to reconstruct
+ * @param[out] path the reconstructed curved path */
+void PathClipper::reconstruct (const Polygons &polygons, CurvedPath &path) {
+ for (size_t i=0; i < polygons.size(); i++)
+ reconstruct(polygons[i], path);
+}
+
+
+/** Reconstructs a curved path from a single polygon.
+ * @param[in] polygon polygon to reconstruct
+ * @param[out] path the reconstructed curved path */
+void PathClipper::reconstruct (const Polygon &polygon, CurvedPath &path) {
+ size_t num_points = polygon.size();
+ if (num_points < 2)
+ return;
+
+ ZLabel label1, label2; // labels of the current segment's start and endpoint
+ int index1 = find_segment_endpoint(polygon, 0, &label1, true);
+ int index2 = find_segment_endpoint(polygon, index1, &label2);
+ int diff = (num_points+index2-index1)%num_points;
+ path.moveto(to_DPair(polygon[index1]));
+ for (size_t count = diff; count <= num_points; count += diff) {
+ if (diff == 1 || label1.id <= 0) // line segment?
+ path.lineto(to_DPair(polygon[index2]));
+ else { // Bézier curve segment
+ Bezier bezier(_curves[label1.id-1], label1.t, label2.t);
+ if (label1.t > label2.t)
+ bezier.reverse();
+ path.cubicto(bezier.point(1), bezier.point(2), bezier.point(3));
+ }
+ if (label1.id == 0)
+ find_segment_endpoint(polygon, index2, &label1, true);
+ else
+ label1 = polygon[index2].Z.otherLabel(label2);
+ index1 = index2;
+ index2 = find_segment_endpoint(polygon, index1, &label2);
+ diff = (num_points+index2-index1)%num_points;
+ }
+ path.closepath();
+}
+
+
+inline PolyFillType polyFillType (CurvedPath::WindingRule wr) {
+ return (wr == CurvedPath::WR_NON_ZERO) ? pftNonZero : pftEvenOdd;
+}
+
+
+/** Computes the intersection of to curved path.
+ * @param[in] p1 first curved path
+ * @param[in] p2 second curved path
+ * @param[out] result intersection of p1 and p2 */
+void PathClipper::intersect (const CurvedPath &p1, const CurvedPath &p2, CurvedPath &result) {
+ if (p1.size() < 2 || p2.size() < 2)
+ return;
+ Clipper clipper;
+ Polygons polygons;
+ flatten(p1, polygons);
+ clipper.AddPaths(polygons, ptSubject, true);
+ polygons.clear();
+ flatten(p2, polygons);
+ clipper.AddPaths(polygons, ptClip, true);
+ clipper.ZFillFunction(callback);
+ Polygons flattenedPath;
+ clipper.Execute(ctIntersection, flattenedPath, polyFillType(p1.windingRule()), polyFillType(p2.windingRule()));
+ reconstruct(flattenedPath, result);
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PathClipper.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PathClipper.h
new file mode 100644
index 00000000000..b9c9158a228
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PathClipper.h
@@ -0,0 +1,55 @@
+/*************************************************************************
+** PathClipper.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_PATHCLIPPER_H
+#define DVISVGM_PATHCLIPPER_H
+
+#include <clipper.hpp>
+#include <string>
+#include <vector>
+#include "Bezier.h"
+#include "GraphicPath.h"
+#include "MessageException.h"
+
+
+using ClipperLib::IntPoint;
+
+class PathClipper
+{
+ public:
+ typedef GraphicPath<double> CurvedPath;
+
+ public:
+ PathClipper () : _numLines(0) {}
+ void intersect (const CurvedPath &p1, const CurvedPath &p2, CurvedPath &result);
+
+ protected:
+ void flatten (const CurvedPath &gp, ClipperLib::Paths &polygons);
+// void divide (IntPoint &p1, IntPoint &p2, IntPoint &ip);
+ void reconstruct (const ClipperLib::Path &polygon, CurvedPath &path);
+ void reconstruct (const ClipperLib::Paths &polygons, CurvedPath &path);
+ static void callback (IntPoint &e1bot, IntPoint &e1top, IntPoint &e2bot, IntPoint &e2top, IntPoint &ip);
+
+ private:
+ std::vector<Bezier> _curves;
+ int _numLines; ///< negative number of straight line segments in path been processed
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PdfSpecialHandler.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PdfSpecialHandler.cpp
new file mode 100644
index 00000000000..848d38b562d
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PdfSpecialHandler.cpp
@@ -0,0 +1,77 @@
+/*************************************************************************
+** PdfSpecialHandler.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cstring>
+#include "InputReader.h"
+#include "MapLine.h"
+#include "PdfSpecialHandler.h"
+#include "FontMap.h"
+#include "Message.h"
+
+using namespace std;
+
+
+PdfSpecialHandler::PdfSpecialHandler () : _maplineProcessed(false)
+{
+}
+
+
+bool PdfSpecialHandler::process (const char *prefix, istream &is, SpecialActions *actions) {
+ if (!actions)
+ return true;
+ StreamInputReader ir(is);
+ ir.skipSpace();
+ string cmd = ir.getWord();
+ ir.skipSpace();
+ if (cmd == "mapline" || cmd == "mapfile") {
+ // read mode selector ('+', '-', or '=')
+ char modechar = '+'; // default mode (append if new, do not replace existing mapping)
+ if (strchr("=+-", ir.peek())) // leading modifier given?
+ modechar = ir.get();
+ else if (!_maplineProcessed) { // no modifier given?
+ // remove default map entries if this is the first mapline/mapfile special called
+ FontMap::instance().clear();
+ }
+
+ if (cmd == "mapline") {
+ try {
+ MapLine mapline(is);
+ FontMap::instance().apply(mapline, modechar);
+ }
+ catch (const MapLineException &ex) {
+ Message::wstream(true) << "pdf:mapline: " << ex.what() << '\n';
+ }
+ }
+ else { // mapfile
+ string fname = ir.getString();
+ if (!FontMap::instance().read(fname, modechar))
+ Message::wstream(true) << "can't open map file " << fname << '\n';
+ }
+ _maplineProcessed = true;
+ }
+ return true;
+}
+
+
+const char** PdfSpecialHandler::prefixes () const {
+ static const char *pfx[] = {"pdf:", 0};
+ return pfx;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PdfSpecialHandler.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PdfSpecialHandler.h
new file mode 100644
index 00000000000..cdb24b6ad76
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PdfSpecialHandler.h
@@ -0,0 +1,39 @@
+/*************************************************************************
+** PdfSpecialHandler.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_PDFSPECIALHANDLER_H
+#define DVISVGM_PDFSPECIALHANDLER_H
+
+#include "SpecialHandler.h"
+
+class PdfSpecialHandler : public SpecialHandler
+{
+ public:
+ PdfSpecialHandler ();
+ const char* info () const {return "pdfTeX font map specials";}
+ const char* name () const {return "pdf";}
+ const char** prefixes () const;
+ bool process (const char *prefix, std::istream &is, SpecialActions *actions);
+
+ private:
+ bool _maplineProcessed; ///< true if a mapline or mapfile special has already been processed
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PreScanDVIReader.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PreScanDVIReader.cpp
new file mode 100644
index 00000000000..9d45be980f1
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PreScanDVIReader.cpp
@@ -0,0 +1,44 @@
+/*************************************************************************
+** PreScanDVIReader.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include "DVIActions.h"
+#include "PreScanDVIReader.h"
+
+using namespace std;
+
+
+PreScanDVIReader::PreScanDVIReader (std::istream &is, DVIActions *actions)
+ : BasicDVIReader(is), _actions(actions), _currentPageNumber(0)
+{
+}
+
+
+void PreScanDVIReader::cmdBop (int) {
+ _currentPageNumber++;
+ BasicDVIReader::cmdBop(0);
+}
+
+
+void PreScanDVIReader::cmdXXX (int len) {
+ UInt32 numBytes = readUnsigned(len);
+ string s = readString(numBytes);
+ if (_actions)
+ _actions->special(s, 0, true); // pre-process special
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PreScanDVIReader.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PreScanDVIReader.h
new file mode 100644
index 00000000000..6e1642548f5
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PreScanDVIReader.h
@@ -0,0 +1,43 @@
+/*************************************************************************
+** PreScanDVIReader.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef PRESCANDVIREADER_H
+#define PRESCANDVIREADER_H
+
+#include "BasicDVIReader.h"
+
+struct DVIActions;
+
+class PreScanDVIReader : public BasicDVIReader
+{
+ public:
+ PreScanDVIReader (std::istream &is, DVIActions *actions);
+ unsigned getCurrentPageNumber () const {return _currentPageNumber;}
+
+ protected:
+ void cmdBop (int);
+ void cmdXXX (int len);
+
+ private:
+ DVIActions *_actions;
+ unsigned _currentPageNumber;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Process.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Process.cpp
new file mode 100644
index 00000000000..b79331f4fab
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Process.cpp
@@ -0,0 +1,190 @@
+/*************************************************************************
+** Process.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+
+#ifdef __WIN32__
+ #include <windows.h>
+#else
+ #include <fcntl.h>
+ #include <sys/wait.h>
+ #include <unistd.h>
+ #include <signal.h>
+#endif
+
+#include <cstdlib>
+#include "FileSystem.h"
+#include "Process.h"
+#include "SignalHandler.h"
+#include "macros.h"
+
+using namespace std;
+
+Process::Process (const string &cmd, const string &paramstr)
+ : _cmd(cmd), _paramstr(paramstr)
+{
+}
+
+
+#ifdef __WIN32__
+static void pipe_read (HANDLE handle, string &out) {
+ char buf[4096];
+ out.clear();
+ for (;;) {
+ DWORD num_chars;
+ bool success = ReadFile(handle, buf, 1024, &num_chars, NULL);
+ if (!success || num_chars == 0)
+ break;
+ out.append(buf, num_chars);
+ }
+ // remove trailing space
+ if (!out.empty()) {
+ int pos = out.size()-1;
+ while (pos >= 0 && isspace(out[pos]))
+ pos--;
+ out.erase(pos+1);
+ }
+}
+
+
+static inline void close_handle (HANDLE handle) {
+ if (handle != NULL)
+ CloseHandle(handle);
+}
+
+#else
+
+/** Extracts whitespace-sparated parameters from a string.
+ * @param[in] paramstr the parameter string
+ * @param[out] params vector holding the extracted parameters */
+static void split_paramstr (string paramstr, vector<const char*> &params) {
+ size_t left=0, right=0; // index of first and last character of current parameter
+ char quote=0; // current quote character, 0=none
+ const size_t len = paramstr.length();
+ while (left <= right && right < len) {
+ while (left < len && isspace(paramstr[left]))
+ ++left;
+ if (left < len && (paramstr[left] == '"' || paramstr[left] == '\''))
+ quote = paramstr[left++];
+ right = left;
+ while (right < len && (quote || !isspace(paramstr[right]))) {
+ if (quote && paramstr[right] == quote) {
+ quote=0;
+ break;
+ }
+ else
+ ++right;
+ }
+ if (right < len)
+ paramstr[right]=0;
+ if (left < len)
+ params.push_back(&paramstr[left]);
+ left = ++right;
+ }
+}
+
+#endif
+
+
+/** Runs the process and waits until it's finished.
+ * @param[out] out takes the output written to stdout by the executed process
+ * @return true if process terminated properly
+ * @throw SignalException if CTRL-C was pressed during execution */
+bool Process::run (string *out) {
+#ifdef __WIN32__
+ SECURITY_ATTRIBUTES sa;
+ ZeroMemory(&sa, sizeof(SECURITY_ATTRIBUTES));
+ sa.nLength = sizeof(SECURITY_ATTRIBUTES);
+ sa.bInheritHandle = true;
+
+ STARTUPINFO si;
+ ZeroMemory(&si, sizeof(STARTUPINFO));
+ si.cb = sizeof(STARTUPINFO);
+ si.dwFlags = STARTF_USESTDHANDLES;
+ HANDLE devnull = NULL;
+ HANDLE proc_read_handle = NULL;
+ HANDLE proc_write_handle = NULL;
+ if (out) {
+ CreatePipe(&proc_read_handle, &proc_write_handle, &sa, 0);
+ SetHandleInformation(proc_read_handle, HANDLE_FLAG_INHERIT, 0);
+ si.hStdOutput = proc_write_handle;
+ }
+ else {
+ devnull = CreateFile("nul", GENERIC_READ|GENERIC_WRITE, FILE_SHARE_READ|FILE_SHARE_WRITE, &sa, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
+ si.hStdOutput = devnull;
+ }
+ si.hStdInput = GetStdHandle(STD_INPUT_HANDLE);
+ si.hStdError = GetStdHandle(STD_ERROR_HANDLE);
+
+ PROCESS_INFORMATION pi;
+ ZeroMemory(&pi, sizeof(pi));
+ DWORD exitcode = DWORD(-1);
+ string cmdline = _cmd+" "+_paramstr;
+ bool success = CreateProcess(NULL, (LPSTR)cmdline.c_str(), NULL, NULL, true, 0, NULL, NULL, &si, &pi);
+ if (success) {
+ WaitForSingleObject(pi.hProcess, INFINITE);
+ GetExitCodeProcess(pi.hProcess, &exitcode);
+ CloseHandle(pi.hProcess);
+ CloseHandle(pi.hThread);
+ }
+ close_handle(proc_write_handle); // must be closed before reading from pipe to prevent blocking
+ if (success && out)
+ pipe_read(proc_read_handle, *out);
+ close_handle(proc_read_handle);
+ close_handle(devnull);
+ return exitcode == 0;
+#else
+ pid_t pid = fork();
+ if (pid == 0) { // child process
+ if (!out) {
+ int devnull = open(FileSystem::DEVNULL, O_WRONLY);
+ if (devnull >= 0) {
+ dup2(devnull, STDOUT_FILENO);
+ dup2(devnull, STDERR_FILENO);
+ close(devnull);
+ }
+ }
+ vector<const char*> params;
+ params.push_back(_cmd.c_str());
+ split_paramstr(_paramstr, params);
+ params.push_back(0); // trailing NULL marks end
+ execvp(_cmd.c_str(), const_cast<char* const*>(&params[0]));
+ exit(1);
+ }
+ if (pid > 0) { // main process
+ int status;
+ for (;;) {
+ waitpid(pid, &status, WNOHANG);
+ if (WIFEXITED(status)) // child process exited normally
+ return WEXITSTATUS(status) == 0;
+
+ try {
+ SignalHandler::instance().check();
+ }
+ catch (SignalException &e) { // caught ctrl-c
+ kill(pid, SIGKILL);
+ throw;
+ }
+ }
+ }
+ return false;
+#endif
+}
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Process.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Process.h
new file mode 100644
index 00000000000..bf6deb28a51
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Process.h
@@ -0,0 +1,41 @@
+/*************************************************************************
+** Process.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_PROCESS_H
+#define DVISVGM_PROCESS_H
+
+#include <string>
+
+class Process
+{
+ public:
+ Process (const std::string &cmd, const std::string &paramstr);
+ bool run (std::string *out=0);
+
+ protected:
+ Process (const Process& orig) {}
+
+ private:
+ std::string _cmd;
+ std::string _paramstr;
+};
+
+#endif
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PsSpecialHandler.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PsSpecialHandler.cpp
new file mode 100644
index 00000000000..9e02f353e4b
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PsSpecialHandler.cpp
@@ -0,0 +1,1190 @@
+/*************************************************************************
+** PsSpecialHandler.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cmath>
+#include <fstream>
+#include <iostream>
+#include <memory>
+#include <sstream>
+#include "EPSFile.h"
+#include "FileFinder.h"
+#include "Ghostscript.h"
+#include "Message.h"
+#include "PathClipper.h"
+#include "PSPattern.h"
+#include "PSPreviewFilter.h"
+#include "PsSpecialHandler.h"
+#include "SpecialActions.h"
+#include "SVGTree.h"
+#include "TensorProductPatch.h"
+#include "VectorIterator.h"
+#include "XMLNode.h"
+#include "XMLString.h"
+#include "TriangularPatch.h"
+
+
+using namespace std;
+
+
+static inline double str2double (const string &str) {
+ double ret;
+ istringstream iss(str);
+ iss >> ret;
+ return ret;
+}
+
+
+bool PsSpecialHandler::COMPUTE_CLIPPATHS_INTERSECTIONS = false;
+bool PsSpecialHandler::SHADING_SEGMENT_OVERLAP = false;
+int PsSpecialHandler::SHADING_SEGMENT_SIZE = 20;
+double PsSpecialHandler::SHADING_SIMPLIFY_DELTA = 0.01;
+
+
+PsSpecialHandler::PsSpecialHandler () : _psi(this), _actions(0), _previewFilter(_psi), _psSection(PS_NONE), _xmlnode(0)
+{
+}
+
+
+PsSpecialHandler::~PsSpecialHandler () {
+ _psi.setActions(0); // ensure no further PS actions are performed
+ for (map<int, PSPattern*>::iterator it=_patterns.begin(); it != _patterns.end(); ++it)
+ delete it->second;
+}
+
+
+/** Initializes the PostScript handler. It's called by the first use of process(). The
+ * deferred initialization speeds up the conversion of DVI files that doesn't contain
+ * PS specials. */
+void PsSpecialHandler::initialize () {
+ if (_psSection == PS_NONE) {
+ // initial values of graphics state
+ _linewidth = 1;
+ _linecap = _linejoin = 0;
+ _miterlimit = 4;
+ _xmlnode = _savenode = 0;
+ _opacityalpha = 1; // fully opaque
+ _sx = _sy = _cos = 1.0;
+ _pattern = 0;
+
+ // execute dvips prologue/header files
+ const char *headers[] = {"tex.pro", "texps.pro", "special.pro", /*"color.pro",*/ 0};
+ for (const char **p=headers; *p; ++p)
+ processHeaderFile(*p);
+ // disable bop/eop operators to prevent side-effects by
+ // unexpected bobs/eops present in PS specials
+ _psi.execute("\nTeXDict begin /bop{pop pop}def /eop{}def end ");
+ _psSection = PS_HEADERS; // allow to process header specials now
+ }
+}
+
+
+void PsSpecialHandler::processHeaderFile (const char *name) {
+ if (const char *path = FileFinder::lookup(name, false)) {
+ ifstream ifs(path);
+ _psi.execute(string("%%BeginProcSet: ")+name+" 0 0\n", false);
+ _psi.execute(ifs, false);
+ _psi.execute("%%EndProcSet\n", false);
+ }
+ else
+ Message::wstream(true) << "PostScript header file " << name << " not found\n";
+}
+
+
+void PsSpecialHandler::enterBodySection () {
+ if (_psSection == PS_HEADERS) {
+ _psSection = PS_BODY; // don't process any PS header code
+ ostringstream oss;
+ // process collected header code
+ if (!_headerCode.empty()) {
+ oss << "\nTeXDict begin @defspecial " << _headerCode << "\n@fedspecial end";
+ _headerCode.clear();
+ }
+ // push dictionary "TeXDict" with dvips definitions on dictionary stack
+ // and initialize basic dvips PostScript variables
+ oss << "\nTeXDict begin 0 0 1000 72 72 () @start 0 0 moveto ";
+ _psi.execute(oss.str(), false);
+ // Check for information generated by preview.sty. If the tightpage options
+ // was set, don't execute the bop-hook but allow the PS filter to read
+ // the bbox data present at the beginning of the page.
+ _psi.setFilter(&_previewFilter);
+ _previewFilter.activate();
+ if (!_previewFilter.tightpage())
+ _psi.execute("userdict/bop-hook known{bop-hook}if\n", false);
+ }
+}
+
+
+/** Move PS graphic position to current DVI location. */
+void PsSpecialHandler::moveToDVIPos () {
+ if (_actions) {
+ const double x = _actions->getX();
+ const double y = _actions->getY();
+ ostringstream oss;
+ oss << '\n' << x << ' ' << y << " moveto ";
+ _psi.execute(oss.str());
+ _currentpoint = DPair(x, y);
+ }
+}
+
+
+/** Executes a PS snippet and optionally synchronizes the DVI cursor position
+ * with the current PS point.
+ * @param[in] is stream to read the PS code from
+ * @param[in] updatePos if true, move the DVI drawing position to the current PS point */
+void PsSpecialHandler::executeAndSync (istream &is, bool updatePos) {
+ if (_actions && _actions->getColor() != _currentcolor) {
+ // update the PS graphics state if the color has been changed by a color special
+ double r, g, b;
+ _actions->getColor().getRGB(r, g, b);
+ ostringstream oss;
+ oss << '\n' << r << ' ' << g << ' ' << b << " setrgbcolor ";
+ _psi.execute(oss.str(), false);
+ }
+ _psi.execute(is);
+ if (updatePos) {
+ // retrieve current PS position (stored in _currentpoint)
+ _psi.execute("\nquerypos ");
+ if (_actions) {
+ _actions->setX(_currentpoint.x());
+ _actions->setY(_currentpoint.y());
+ }
+ }
+}
+
+
+void PsSpecialHandler::preprocess (const char *prefix, istream &is, SpecialActions *actions) {
+ initialize();
+ if (_psSection != PS_HEADERS)
+ return;
+
+ _actions = actions;
+ if (*prefix == '!') {
+ _headerCode += "\n";
+ _headerCode += string(istreambuf_iterator<char>(is), istreambuf_iterator<char>());
+ }
+ else if (strcmp(prefix, "header=") == 0) {
+ // read and execute PS header file
+ string fname;
+ is >> fname;
+ processHeaderFile(fname.c_str());
+ }
+}
+
+
+bool PsSpecialHandler::process (const char *prefix, istream &is, SpecialActions *actions) {
+ // process PS headers only once (in prescan)
+ if (*prefix == '!' || strcmp(prefix, "header=") == 0)
+ return true;
+
+ _actions = actions;
+ initialize();
+ if (_psSection != PS_BODY)
+ enterBodySection();
+
+ if (*prefix == '"') {
+ // read and execute literal PostScript code (isolated by a wrapping save/restore pair)
+ moveToDVIPos();
+ _psi.execute("\n@beginspecial @setspecial ");
+ executeAndSync(is, false);
+ _psi.execute("\n@endspecial ");
+ }
+ else if (strcmp(prefix, "psfile=") == 0 || strcmp(prefix, "PSfile=") == 0) {
+ if (_actions) {
+ StreamInputReader in(is);
+ string fname = in.getQuotedString(in.peek() == '"' ? '"' : 0);
+ map<string,string> attr;
+ in.parseAttributes(attr);
+ psfile(fname, attr);
+ }
+ }
+ else if (strcmp(prefix, "ps::") == 0) {
+ if (_actions)
+ _actions->finishLine(); // reset DVI position on next DVI command
+ if (is.peek() == '[') {
+ // collect characters inside the brackets
+ string code;
+ for (int i=0; i < 9 && is.peek() != ']' && !is.eof(); ++i)
+ code += is.get();
+ if (is.peek() == ']')
+ code += is.get();
+
+ if (code == "[begin]" || code == "[nobreak]") {
+ moveToDVIPos();
+ executeAndSync(is, true);
+ }
+ else {
+ // no move to DVI position here
+ if (code != "[end]") // PS array?
+ _psi.execute(code);
+ executeAndSync(is, true);
+ }
+ }
+ else { // ps::<code> behaves like ps::[end]<code>
+ // no move to DVI position here
+ executeAndSync(is, true);
+ }
+ }
+ else { // ps: ...
+ if (_actions)
+ _actions->finishLine();
+ moveToDVIPos();
+ StreamInputReader in(is);
+ if (in.check(" plotfile ")) { // ps: plotfile fname
+ string fname = in.getString();
+ ifstream ifs(fname.c_str());
+ if (ifs)
+ _psi.execute(ifs);
+ else
+ Message::wstream(true) << "file '" << fname << "' not found in ps: plotfile\n";
+ }
+ else {
+ // ps:<code> is almost identical to ps::[begin]<code> but does
+ // a final repositioning to the current DVI location
+ executeAndSync(is, true);
+ moveToDVIPos();
+ }
+ }
+ return true;
+}
+
+
+/** Handles psfile special.
+ * @param[in] fname EPS file to be included
+ * @param[in] attr attributes given with \\special psfile */
+void PsSpecialHandler::psfile (const string &fname, const map<string,string> &attr) {
+ EPSFile epsfile(fname);
+ istream &is = epsfile.istream();
+ if (!is)
+ Message::wstream(true) << "file '" << fname << "' not found in special 'psfile'\n";
+ else {
+ map<string,string>::const_iterator it;
+
+ // bounding box of EPS figure
+ double llx = (it = attr.find("llx")) != attr.end() ? str2double(it->second) : 0;
+ double lly = (it = attr.find("lly")) != attr.end() ? str2double(it->second) : 0;
+ double urx = (it = attr.find("urx")) != attr.end() ? str2double(it->second) : 0;
+ double ury = (it = attr.find("ury")) != attr.end() ? str2double(it->second) : 0;
+
+ // desired width/height of resulting figure
+ double rwi = (it = attr.find("rwi")) != attr.end() ? str2double(it->second)/10.0 : -1;
+ double rhi = (it = attr.find("rhi")) != attr.end() ? str2double(it->second)/10.0 : -1;
+ if (rwi == 0 || rhi == 0 || urx-llx == 0 || ury-lly == 0)
+ return;
+
+ // user transformations (default values chosen according to dvips manual)
+ double hoffset = (it = attr.find("hoffset")) != attr.end() ? str2double(it->second) : 0;
+ double voffset = (it = attr.find("voffset")) != attr.end() ? str2double(it->second) : 0;
+// double hsize = (it = attr.find("hsize")) != attr.end() ? str2double(it->second) : 612;
+// double vsize = (it = attr.find("vsize")) != attr.end() ? str2double(it->second) : 792;
+ double hscale = (it = attr.find("hscale")) != attr.end() ? str2double(it->second) : 100;
+ double vscale = (it = attr.find("vscale")) != attr.end() ? str2double(it->second) : 100;
+ double angle = (it = attr.find("angle")) != attr.end() ? str2double(it->second) : 0;
+
+ Matrix m(1);
+ m.rotate(angle).scale(hscale/100, vscale/100).translate(hoffset, voffset);
+ BoundingBox bbox(llx, lly, urx, ury);
+ bbox.transform(m);
+
+ double sx = rwi/bbox.width();
+ double sy = rhi/bbox.height();
+ if (sx < 0) sx = sy;
+ if (sy < 0) sy = sx;
+ if (sx < 0) sx = sy = 1.0;
+
+ // save current DVI position (in pt units)
+ const double x = _actions->getX();
+ const double y = _actions->getY();
+
+ // all following drawings are relative to (0,0)
+ _actions->setX(0);
+ _actions->setY(0);
+ moveToDVIPos();
+
+ _xmlnode = new XMLElementNode("g");
+ _psi.execute("\n@beginspecial @setspecial "); // enter \special environment
+ _psi.limit(epsfile.pslength()); // limit the number of bytes to be processed
+ _psi.execute(is); // process EPS file
+ _psi.limit(0); // disable limitation
+ _psi.execute("\n@endspecial "); // leave special environment
+ if (!_xmlnode->empty()) { // has anything been drawn?
+ Matrix m(1);
+ m.rotate(angle).scale(hscale/100, vscale/100).translate(hoffset, voffset);
+ m.translate(-llx, lly);
+ m.scale(sx, sy); // resize image to width "rwi" and height "rhi"
+ m.translate(x, y); // move image to current DVI position
+ _xmlnode->addAttribute("transform", m.getSVG());
+ _actions->appendToPage(_xmlnode);
+ }
+ else
+ delete _xmlnode;
+ _xmlnode = 0;
+
+ // restore DVI position
+ _actions->setX(x);
+ _actions->setY(y);
+ moveToDVIPos();
+
+ // update bounding box
+ m.scale(sx, -sy);
+ m.translate(x, y);
+ bbox = BoundingBox(0, 0, fabs(urx-llx), fabs(ury-lly));
+ bbox.transform(m);
+ _actions->embed(bbox);
+ }
+}
+
+
+/** Apply transformation to width, height, and depth set by preview package.
+ * @param[in] matrix transformation matrix to apply
+ * @param[out] w width
+ * @param[out] h height
+ * @param[out] d depth
+ * @return true if the baseline is still horizontal after the transformation */
+static bool transform_box_extents (const Matrix &matrix, double &w, double &h, double &d) {
+ DPair shift = matrix*DPair(0,0); // the translation component of the matrix
+ DPair ex = matrix*DPair(1,0)-shift;
+ DPair ey = matrix*DPair(0,1)-shift;
+ if (ex.y() != 0 && ey.x() != 0) // rotation != mod 90 degrees?
+ return false; // => non-horizontal baseline, can't compute meaningful extents
+
+ if (ex.y() == 0) // horizontal scaling or skewing?
+ w *= fabs(ex.x());
+ if (ey.x()==0 || ex.y()==0) { // vertical scaling?
+ if (ey.y() < 0) swap(h, d);
+ if (double sy = fabs(ey.y())/ey.length()) {
+ h *= fabs(ey.y()/sy);
+ d *= fabs(ey.y()/sy);
+ }
+ else
+ h = d = 0;
+ }
+ return true;
+}
+
+
+void PsSpecialHandler::dviEndPage (unsigned) {
+ BoundingBox bbox;
+ if (_previewFilter.getBoundingBox(bbox)) {
+ double w = _previewFilter.width();
+ double h = _previewFilter.height();
+ double d = _previewFilter.depth();
+ bool horiz_baseline = true;
+ if (_actions) {
+ _actions->bbox() = bbox;
+ // apply page transformations to box extents
+ Matrix pagetrans;
+ _actions->getPageTransform(pagetrans);
+ horiz_baseline = transform_box_extents(pagetrans, w, h, d);
+ _actions->bbox().lock();
+ }
+ Message::mstream() << "\napplying bounding box set by preview package (version " << _previewFilter.version() << ")\n";
+ if (horiz_baseline) {
+ const double bp2pt = 72.27/72.0;
+ Message::mstream() <<
+ "width=" << XMLString(w*bp2pt) << "pt, "
+ "height=" << XMLString(h*bp2pt) << "pt, "
+ "depth=" << XMLString(d*bp2pt) << "pt\n";
+ }
+ else
+ Message::mstream() << "can't determine height, width, and depth due to non-horizontal baseline\n";
+ }
+ // close dictionary TeXDict and execute end-hook if defined
+ if (_psSection == PS_BODY) {
+ _psi.execute("\nend userdict/end-hook known{end-hook}if ");
+ _psSection = PS_HEADERS;
+ }
+}
+
+///////////////////////////////////////////////////////
+
+void PsSpecialHandler::gsave (vector<double> &p) {
+ _clipStack.dup();
+}
+
+
+void PsSpecialHandler::grestore (vector<double> &p) {
+ _clipStack.pop();
+}
+
+
+void PsSpecialHandler::grestoreall (vector<double> &p) {
+ _clipStack.pop(-1, true);
+}
+
+
+void PsSpecialHandler::save (vector<double> &p) {
+ _clipStack.dup(static_cast<int>(p[0]));
+}
+
+
+void PsSpecialHandler::restore (vector<double> &p) {
+ _clipStack.pop(static_cast<int>(p[0]));
+}
+
+
+void PsSpecialHandler::moveto (vector<double> &p) {
+ _path.moveto(p[0], p[1]);
+}
+
+
+void PsSpecialHandler::lineto (vector<double> &p) {
+ _path.lineto(p[0], p[1]);
+}
+
+
+void PsSpecialHandler::curveto (vector<double> &p) {
+ _path.cubicto(p[0], p[1], p[2], p[3], p[4], p[5]);
+}
+
+
+void PsSpecialHandler::closepath (vector<double> &p) {
+ _path.closepath();
+}
+
+
+/** Draws the current path recorded by previously executed path commands (moveto, lineto,...).
+ * @param[in] p not used */
+void PsSpecialHandler::stroke (vector<double> &p) {
+ if ((_path.empty() && !_clipStack.clippathLoaded()) || !_actions)
+ return;
+
+ BoundingBox bbox;
+ if (!_actions->getMatrix().isIdentity()) {
+ _path.transform(_actions->getMatrix());
+ if (!_xmlnode)
+ bbox.transform(_actions->getMatrix());
+ }
+ if (_clipStack.clippathLoaded() && _clipStack.top())
+ _path.prepend(*_clipStack.top());
+ XMLElementNode *path=0;
+ Pair<double> point;
+ if (_path.isDot(point)) { // zero-length path?
+ if (_linecap == 1) { // round line ends? => draw dot
+ double x = point.x();
+ double y = point.y();
+ double r = _linewidth/2.0;
+ path = new XMLElementNode("circle");
+ path->addAttribute("cx", x);
+ path->addAttribute("cy", y);
+ path->addAttribute("r", r);
+ path->addAttribute("fill", _actions->getColor().rgbString());
+ bbox = BoundingBox(x-r, y-r, x+r, y+r);
+ }
+ }
+ else {
+ // compute bounding box
+ _path.computeBBox(bbox);
+ bbox.expand(_linewidth/2);
+
+ ostringstream oss;
+ _path.writeSVG(oss, SVGTree::RELATIVE_PATH_CMDS);
+ path = new XMLElementNode("path");
+ path->addAttribute("d", oss.str());
+ path->addAttribute("stroke", _actions->getColor().rgbString());
+ path->addAttribute("fill", "none");
+ if (_linewidth != 1)
+ path->addAttribute("stroke-width", _linewidth);
+ if (_miterlimit != 4)
+ path->addAttribute("stroke-miterlimit", _miterlimit);
+ if (_linecap > 0) // default value is "butt", no need to set it explicitly
+ path->addAttribute("stroke-linecap", _linecap == 1 ? "round" : "square");
+ if (_linejoin > 0) // default value is "miter", no need to set it explicitly
+ path->addAttribute("stroke-linejoin", _linecap == 1 ? "round" : "bevel");
+ if (_opacityalpha < 1)
+ path->addAttribute("stroke-opacity", _opacityalpha);
+ if (!_dashpattern.empty()) {
+ ostringstream oss;
+ for (size_t i=0; i < _dashpattern.size(); i++) {
+ if (i > 0)
+ oss << ',';
+ oss << XMLString(_dashpattern[i]);
+ }
+ path->addAttribute("stroke-dasharray", oss.str());
+ if (_dashoffset != 0)
+ path->addAttribute("stroke-dashoffset", _dashoffset);
+ }
+ }
+ if (path && _clipStack.top()) {
+ // assign clipping path and clip bounding box
+ path->addAttribute("clip-path", XMLString("url(#clip")+XMLString(_clipStack.topID())+")");
+ BoundingBox clipbox;
+ _clipStack.top()->computeBBox(clipbox);
+ bbox.intersect(clipbox);
+ _clipStack.setClippathLoaded(false);
+ }
+ if (_xmlnode)
+ _xmlnode->append(path);
+ else {
+ _actions->appendToPage(path);
+ _actions->embed(bbox);
+ }
+ _path.clear();
+}
+
+
+/** Draws a closed path filled with the current color.
+ * @param[in] p not used
+ * @param[in] evenodd true: use even-odd fill algorithm, false: use nonzero fill algorithm */
+void PsSpecialHandler::fill (vector<double> &p, bool evenodd) {
+ if ((_path.empty() && !_clipStack.clippathLoaded()) || !_actions)
+ return;
+
+ // compute bounding box
+ BoundingBox bbox;
+ _path.computeBBox(bbox);
+ if (!_actions->getMatrix().isIdentity()) {
+ _path.transform(_actions->getMatrix());
+ if (!_xmlnode)
+ bbox.transform(_actions->getMatrix());
+ }
+ if (_clipStack.clippathLoaded() && _clipStack.top())
+ _path.prepend(*_clipStack.top());
+
+ ostringstream oss;
+ _path.writeSVG(oss, SVGTree::RELATIVE_PATH_CMDS);
+ XMLElementNode *path = new XMLElementNode("path");
+ path->addAttribute("d", oss.str());
+ if (_pattern)
+ path->addAttribute("fill", XMLString("url(#")+_pattern->svgID()+")");
+ else if (_actions->getColor() != Color::BLACK || _savenode)
+ path->addAttribute("fill", _actions->getColor().rgbString());
+ if (_clipStack.top()) {
+ // assign clipping path and clip bounding box
+ path->addAttribute("clip-path", XMLString("url(#clip")+XMLString(_clipStack.topID())+")");
+ BoundingBox clipbox;
+ _clipStack.top()->computeBBox(clipbox);
+ bbox.intersect(clipbox);
+ _clipStack.setClippathLoaded(false);
+ }
+ if (evenodd) // SVG default fill rule is "nonzero" algorithm
+ path->addAttribute("fill-rule", "evenodd");
+ if (_opacityalpha < 1)
+ path->addAttribute("fill-opacity", _opacityalpha);
+ if (_xmlnode)
+ _xmlnode->append(path);
+ else {
+ _actions->appendToPage(path);
+ _actions->embed(bbox);
+ }
+ _path.clear();
+}
+
+
+/** Creates a Matrix object out of a given sequence of 6 double values.
+ * The given values must be arranged in PostScript matrix order.
+ * @param[in] v vector containing the matrix values
+ * @param[in] startindex vector index of first component
+ * @param[out] matrix the generated matrix */
+static void create_matrix (vector<double> &v, int startindex, Matrix &matrix) {
+ // Ensure vector p has 6 elements. If necessary, add missing ones
+ // using corresponding values of the identity matrix.
+ if (v.size()-startindex < 6) {
+ v.resize(6+startindex);
+ for (int i=v.size()-startindex; i < 6; ++i)
+ v[i+startindex] = (i%3 ? 0 : 1);
+ }
+ // PS matrix [a b c d e f] equals ((a,b,0),(c,d,0),(e,f,1)).
+ // Since PS uses left multiplications, we must transpose and reorder
+ // the matrix to ((a,c,e),(b,d,f),(0,0,1)). This is done by the
+ // following swaps.
+ swap(v[startindex+1], v[startindex+2]); // => (a, c, b, d, e, f)
+ swap(v[startindex+2], v[startindex+4]); // => (a, c, e, d, b, f)
+ swap(v[startindex+3], v[startindex+4]); // => (a, c, e, b, d, f)
+ matrix.set(v, startindex);
+}
+
+
+/** Starts the definition of a new fill pattern. This operator
+ * expects 9 parameters for tiling patterns (see PS reference 4.9.2):
+ * @param[in] p the 9 values defining a tiling pattern (see PS reference 4.9.2):
+ * 0: pattern type (0:none, 1:tiling, 2:shading)
+ * 1: pattern ID
+ * 2-5: lower left and upper right coordinates of pattern box
+ * 6: horizontal distance of adjacent tiles
+ * 7: vertical distance of adjacent tiles
+ * 8: paint type (1: colored pattern, 2: uncolored pattern)
+ * 9-14: pattern matrix */
+void PsSpecialHandler::makepattern (vector<double> &p) {
+ int pattern_type = static_cast<int>(p[0]);
+ int id = static_cast<int>(p[1]);
+ switch (pattern_type) {
+ case 0:
+ // pattern definition completed
+ if (_savenode) {
+ _xmlnode = _savenode;
+ _savenode = 0;
+ }
+ break;
+ case 1: { // tiling pattern
+ BoundingBox bbox(p[2], p[3], p[4], p[5]);
+ const double &xstep=p[6], &ystep=p[7]; // horizontal and vertical distance of adjacent tiles
+ int paint_type = static_cast<int>(p[8]);
+
+ Matrix matrix; // transformation matrix given together with pattern definition
+ create_matrix(p, 9, matrix);
+ matrix.rmultiply(_actions->getMatrix());
+
+ PSTilingPattern *pattern=0;
+ if (paint_type == 1)
+ pattern = new PSColoredTilingPattern(id, bbox, matrix, xstep, ystep);
+ else
+ pattern = new PSUncoloredTilingPattern(id, bbox, matrix, xstep, ystep);
+ _patterns[id] = pattern;
+ _savenode = _xmlnode;
+ _xmlnode = pattern->getContainerNode(); // insert the following SVG elements into this node
+ break;
+ }
+ case 2: {
+ // define a shading pattern
+ }
+ }
+}
+
+
+/** Selects a previously defined fill pattern.
+ * 0: pattern ID
+ * 1-3: (optional) RGB values for uncolored tiling patterns
+ * further parameters depend on the pattern type */
+void PsSpecialHandler::setpattern (vector<double> &p) {
+ int pattern_id = p[0];
+ Color color;
+ if (p.size() == 4)
+ color.setRGB(p[1], p[2], p[3]);
+ map<int,PSPattern*>::iterator it = _patterns.find(pattern_id);
+ if (it == _patterns.end())
+ _pattern = 0;
+ else {
+ if (PSUncoloredTilingPattern *pattern = dynamic_cast<PSUncoloredTilingPattern*>(it->second))
+ pattern->setColor(color);
+ it->second->apply(_actions);
+ if (PSTilingPattern *pattern = dynamic_cast<PSTilingPattern*>(it->second))
+ _pattern = pattern;
+ else
+ _pattern = 0;
+ }
+}
+
+
+/** Clears the current clipping path.
+ * @param[in] p not used */
+void PsSpecialHandler::initclip (vector<double> &) {
+ _clipStack.pushEmptyPath();
+}
+
+
+/** Assigns the current clipping path to the graphics path. */
+void PsSpecialHandler::clippath (std::vector<double>&) {
+ if (!_clipStack.empty()) {
+ _clipStack.setClippathLoaded(true);
+ _path.clear();
+ }
+}
+
+
+/** Assigns a new clipping path to the graphics state using the current path.
+ * If the graphics state already contains a clipping path, the new one is
+ * computed by intersecting the current clipping path with the current graphics
+ * path (see PS language reference, 3rd edition, pp. 193, 542)
+ * @param[in] p not used
+ * @param[in] evenodd true: use even-odd fill algorithm, false: use nonzero fill algorithm */
+void PsSpecialHandler::clip (vector<double> &, bool evenodd) {
+ clip(_path, evenodd);
+}
+
+
+/** Assigns a new clipping path to the graphics state using the current path.
+ * If the graphics state already contains a clipping path, the new one is
+ * computed by intersecting the current one with the given path.
+ * @param[in] path path used to restrict the clipping region
+ * @param[in] evenodd true: use even-odd fill algorithm, false: use nonzero fill algorithm */
+void PsSpecialHandler::clip (Path &path, bool evenodd) {
+ // when this method is called, _path contains the clipping path
+ if (path.empty() || !_actions)
+ return;
+
+ Path::WindingRule windingRule = evenodd ? Path::WR_EVEN_ODD : Path::WR_NON_ZERO;
+ path.setWindingRule(windingRule);
+
+ if (!_actions->getMatrix().isIdentity())
+ path.transform(_actions->getMatrix());
+
+ int oldID = _clipStack.topID();
+
+ ostringstream oss;
+ if (!COMPUTE_CLIPPATHS_INTERSECTIONS || oldID < 1) {
+ _clipStack.replace(path);
+ path.writeSVG(oss, SVGTree::RELATIVE_PATH_CMDS);
+ }
+ else {
+ // compute the intersection of the current clipping path with the current graphics path
+ Path *oldPath = _clipStack.getPath(oldID);
+ Path intersectedPath(windingRule);
+ PathClipper clipper;
+ clipper.intersect(*oldPath, path, intersectedPath);
+ _clipStack.replace(intersectedPath);
+ intersectedPath.writeSVG(oss, SVGTree::RELATIVE_PATH_CMDS);
+ }
+
+ XMLElementNode *pathElem = new XMLElementNode("path");
+ pathElem->addAttribute("d", oss.str());
+ if (evenodd)
+ pathElem->addAttribute("clip-rule", "evenodd");
+
+ int newID = _clipStack.topID();
+ XMLElementNode *clipElem = new XMLElementNode("clipPath");
+ clipElem->addAttribute("id", XMLString("clip")+XMLString(newID));
+ if (!COMPUTE_CLIPPATHS_INTERSECTIONS && oldID)
+ clipElem->addAttribute("clip-path", XMLString("url(#clip")+XMLString(oldID)+")");
+
+ clipElem->append(pathElem);
+ _actions->appendToDefs(clipElem);
+}
+
+
+/** Applies a gradient fill to the current graphics path. Vector p contains the shading parameters
+ * in the following order:
+ * - shading type (6=Coons, 7=tensor product)
+ * - color space (1=gray, 3=rgb, 4=cmyk)
+ * - 1.0 followed by the background color components based on the declared color space, or 0.0
+ * - 1.0 followed by the bounding box coordinates, or 0.0
+ * - geometry and color parameters depending on the shading type */
+void PsSpecialHandler::shfill (vector<double> &params) {
+ if (params.size() < 9)
+ return;
+
+ // collect common data relevant for all shading types
+ int shadingTypeID = static_cast<int>(params[0]);
+ ColorSpace colorSpace = Color::RGB_SPACE;
+ switch (static_cast<int>(params[1])) {
+ case 1: colorSpace = Color::GRAY_SPACE; break;
+ case 3: colorSpace = Color::RGB_SPACE; break;
+ case 4: colorSpace = Color::CMYK_SPACE; break;
+ }
+ VectorIterator<double> it = params;
+ it += 2; // skip shading type and color space
+ // Get color to fill the whole mesh area before drawing the gradient colors on top of that background.
+ // This is an optional parameter to shfill.
+ bool bgcolorGiven = static_cast<bool>(*it++);
+ Color bgcolor;
+ if (bgcolorGiven)
+ bgcolor.set(colorSpace, it);
+ // Get clipping rectangle to limit the drawing area of the gradient mesh.
+ // This is an optional parameter to shfill too.
+ bool bboxGiven = static_cast<bool>(*it++);
+ if (bboxGiven) { // bounding box given
+ Path bboxPath;
+ const double &x1 = *it++;
+ const double &y1 = *it++;
+ const double &x2 = *it++;
+ const double &y2 = *it++;
+ bboxPath.moveto(x1, y1);
+ bboxPath.lineto(x2, y1);
+ bboxPath.lineto(x2, y2);
+ bboxPath.lineto(x1, y2);
+ bboxPath.closepath();
+ clip(bboxPath, false);
+ }
+ try {
+ if (shadingTypeID == 5)
+ processLatticeTriangularPatchMesh(colorSpace, it);
+ else
+ processSequentialPatchMesh(shadingTypeID, colorSpace, it);
+ }
+ catch (ShadingException &e) {
+ Message::estream(false) << "PostScript error: " << e.what() << '\n';
+ it.invalidate(); // stop processing the remaining patch data
+ }
+ catch (IteratorException &e) {
+ Message::estream(false) << "PostScript error: incomplete shading data\n";
+ }
+ if (bboxGiven)
+ _clipStack.pop();
+}
+
+
+/** Reads position and color data of a single shading patch from the data vector.
+ * @param[in] shadingTypeID PS shading type ID identifying the format of the subsequent patch data
+ * @param[in] edgeflag edge flag specifying how to connect the current patch to the preceding one
+ * @param[in] cspace color space used to compute the color gradient
+ * @param[in,out] it iterator used to sequentially access the patch data
+ * @param[out] points the points defining the geometry of the patch
+ * @param[out] colors the colors assigned to the vertices of the patch */
+static void read_patch_data (ShadingPatch &patch, int edgeflag,
+ VectorIterator<double> &it, vector<DPair> &points, vector<Color> &colors)
+{
+ // number of control points and colors required to define a single patch
+ int numPoints = patch.numPoints(edgeflag);
+ int numColors = patch.numColors(edgeflag);
+ points.resize(numPoints);
+ colors.resize(numColors);
+ if (patch.psShadingType() == 4) {
+ // format of a free-form triangular patch definition, where eN denotes
+ // the edge of the corresponding vertex:
+ // edge flag = 0, x1, y1, {color1}, e2, x2, y2, {color2}, e3, x3, y3, {color3}
+ // edge flag > 0, x1, y1, {color1}
+ for (int i=0; i < numPoints; i++) {
+ if (i > 0) ++it; // skip redundant edge flag from free-form triangular patch
+ double x = *it++;
+ double y = *it++;
+ points[i] = DPair(x, y);
+ colors[i].set(patch.colorSpace(), it);
+ }
+ }
+ else if (patch.psShadingType() == 6 || patch.psShadingType() == 7) {
+ // format of each Coons/tensor product patch definition:
+ // edge flag = 0, x1, y1, ... , xn, yn, {color1}, {color2}, {color3}, {color4}
+ // edge flag > 0, x5, y5, ... , xn, yn, {color3}, {color4}
+ for (int i=0; i < numPoints; i++) {
+ double x = *it++;
+ double y = *it++;
+ points[i] = DPair(x, y);
+ }
+ for (int i=0; i < numColors; i++)
+ colors[i].set(patch.colorSpace(), it);
+ }
+}
+
+
+class ShadingCallback : public ShadingPatch::Callback {
+ public:
+ ShadingCallback (SpecialActions *actions, XMLElementNode *parent, int clippathID)
+ : _actions(actions), _group(new XMLElementNode("g"))
+ {
+ if (parent)
+ parent->append(_group);
+ else
+ actions->appendToPage(_group);
+ if (clippathID > 0)
+ _group->addAttribute("clip-path", XMLString("url(#clip")+XMLString(clippathID)+")");
+ }
+
+ void patchSegment (GraphicPath<double> &path, const Color &color) {
+ if (!_actions->getMatrix().isIdentity())
+ path.transform(_actions->getMatrix());
+
+ // draw a single patch segment
+ ostringstream oss;
+ path.writeSVG(oss, SVGTree::RELATIVE_PATH_CMDS);
+ XMLElementNode *pathElem = new XMLElementNode("path");
+ pathElem->addAttribute("d", oss.str());
+ pathElem->addAttribute("fill", color.rgbString());
+ _group->append(pathElem);
+ }
+
+ private:
+ SpecialActions *_actions;
+ XMLElementNode *_group;
+};
+
+
+/** Handle all patch meshes whose patches and their connections can be processed sequentially.
+ * This comprises free-form triangular, Coons, and tensor-product patch meshes. */
+void PsSpecialHandler::processSequentialPatchMesh (int shadingTypeID, ColorSpace colorSpace, VectorIterator<double> &it) {
+ auto_ptr<ShadingPatch> previousPatch;
+ while (it.valid()) {
+ int edgeflag = static_cast<int>(*it++);
+ vector<DPair> points;
+ vector<Color> colors;
+ auto_ptr<ShadingPatch> patch;
+
+ patch = auto_ptr<ShadingPatch>(ShadingPatch::create(shadingTypeID, colorSpace));
+ read_patch_data(*patch, edgeflag, it, points, colors);
+ patch->setPoints(points, edgeflag, previousPatch.get());
+ patch->setColors(colors, edgeflag, previousPatch.get());
+ ShadingCallback callback(_actions, _xmlnode, _clipStack.topID());
+#if 0
+ if (bgcolorGiven) {
+ // fill whole patch area with given background color
+ GraphicPath<double> outline;
+ patch->getBoundaryPath(outline);
+ callback.patchSegment(outline, bgcolor);
+ }
+#endif
+ patch->approximate(SHADING_SEGMENT_SIZE, SHADING_SEGMENT_OVERLAP, SHADING_SIMPLIFY_DELTA, callback);
+ if (!_xmlnode) {
+ // update bounding box
+ BoundingBox bbox;
+ patch->getBBox(bbox);
+ bbox.transform(_actions->getMatrix());
+ _actions->embed(bbox);
+ }
+ previousPatch = patch;
+ }
+}
+
+
+struct PatchVertex {
+ DPair point;
+ Color color;
+};
+
+
+void PsSpecialHandler::processLatticeTriangularPatchMesh (ColorSpace colorSpace, VectorIterator<double> &it) {
+ int verticesPerRow = static_cast<int>(*it++);
+ if (verticesPerRow < 2)
+ return;
+
+ // hold two adjacent rows of vertices and colors
+ vector<PatchVertex> row1(verticesPerRow);
+ vector<PatchVertex> row2(verticesPerRow);
+ vector<PatchVertex> *rowptr1 = &row1;
+ vector<PatchVertex> *rowptr2 = &row2;
+ // read data of first row
+ for (int i=0; i < verticesPerRow; i++) {
+ PatchVertex &vertex = (*rowptr1)[i];
+ vertex.point.x(*it++);
+ vertex.point.y(*it++);
+ vertex.color.set(colorSpace, it);
+ }
+ LatticeTriangularPatch patch(colorSpace);
+ ShadingCallback callback(_actions, _xmlnode, _clipStack.topID());
+ while (it.valid()) {
+ // read next row
+ for (int i=0; i < verticesPerRow; i++) {
+ PatchVertex &vertex = (*rowptr2)[i];
+ vertex.point.x(*it++);
+ vertex.point.y(*it++);
+ vertex.color.set(colorSpace, it);
+ }
+ // create triangular patches for the vertices of the two rows
+ for (int i=0; i < verticesPerRow-1; i++) {
+ const PatchVertex &v1 = (*rowptr1)[i], &v2 = (*rowptr1)[i+1];
+ const PatchVertex &v3 = (*rowptr2)[i], &v4 = (*rowptr2)[i+1];
+ patch.setPoints(v1.point, v2.point, v3.point);
+ patch.setColors(v1.color, v2.color, v3.color);
+ patch.approximate(SHADING_SEGMENT_SIZE, SHADING_SEGMENT_OVERLAP, SHADING_SIMPLIFY_DELTA, callback);
+
+ patch.setPoints(v2.point, v3.point, v4.point);
+ patch.setColors(v2.color, v3.color, v4.color);
+ patch.approximate(SHADING_SEGMENT_SIZE, SHADING_SEGMENT_OVERLAP, SHADING_SIMPLIFY_DELTA, callback);
+ }
+ swap(rowptr1, rowptr2);
+ }
+}
+
+
+/** Clears current path */
+void PsSpecialHandler::newpath (vector<double> &p) {
+ bool drawing = (p[0] > 0);
+ if (!drawing || !_clipStack.clippathLoaded()) {
+ _path.clear();
+ _clipStack.setClippathLoaded(false);
+ }
+}
+
+
+void PsSpecialHandler::setmatrix (vector<double> &p) {
+ if (_actions) {
+ Matrix m;
+ create_matrix(p, 0, m);
+ _actions->setMatrix(m);
+ }
+}
+
+
+// In contrast to SVG, PostScript transformations are applied in
+// reverse order (M' = T*M). Thus, the transformation matrices must be
+// left-multiplied in the following methods scale(), translate() and rotate().
+
+
+void PsSpecialHandler::scale (vector<double> &p) {
+ if (_actions) {
+ Matrix m = _actions->getMatrix();
+ ScalingMatrix s(p[0], p[1]);
+ m.lmultiply(s);
+ _actions->setMatrix(m);
+ }
+}
+
+
+void PsSpecialHandler::translate (vector<double> &p) {
+ if (_actions) {
+ Matrix m = _actions->getMatrix();
+ TranslationMatrix t(p[0], p[1]);
+ m.lmultiply(t);
+ _actions->setMatrix(m);
+ }
+}
+
+
+void PsSpecialHandler::rotate (vector<double> &p) {
+ if (_actions) {
+ Matrix m = _actions->getMatrix();
+ RotationMatrix r(p[0]);
+ m.lmultiply(r);
+ _actions->setMatrix(m);
+ }
+}
+
+
+void PsSpecialHandler::setgray (vector<double> &p) {
+ _pattern = 0;
+ _currentcolor.setGray(p[0]);
+ if (_actions)
+ _actions->setColor(_currentcolor);
+}
+
+
+void PsSpecialHandler::setrgbcolor (vector<double> &p) {
+ _pattern= 0;
+ _currentcolor.setRGB(p[0], p[1], p[2]);
+ if (_actions)
+ _actions->setColor(_currentcolor);
+}
+
+
+void PsSpecialHandler::setcmykcolor (vector<double> &p) {
+ _pattern = 0;
+ _currentcolor.setCMYK(p[0], p[1], p[2], p[3]);
+ if (_actions)
+ _actions->setColor(_currentcolor);
+}
+
+
+void PsSpecialHandler::sethsbcolor (vector<double> &p) {
+ _pattern = 0;
+ _currentcolor.setHSB(p[0], p[1], p[2]);
+ if (_actions)
+ _actions->setColor(_currentcolor);
+}
+
+
+/** Sets the dash parameters used for stroking.
+ * @param[in] p dash pattern array m1,...,mn plus trailing dash offset */
+void PsSpecialHandler::setdash (vector<double> &p) {
+ _dashpattern.clear();
+ for (size_t i=0; i < p.size()-1; i++)
+ _dashpattern.push_back(scale(p[i]));
+ _dashoffset = scale(p.back());
+}
+
+
+/** This method is called by the PSInterpreter if an PS operator has been executed. */
+void PsSpecialHandler::executed () {
+ if (_actions)
+ _actions->progress("ps");
+}
+
+////////////////////////////////////////////
+
+void PsSpecialHandler::ClippingStack::pushEmptyPath () {
+ if (!_stack.empty())
+ _stack.push(Entry(0, -1));
+}
+
+
+void PsSpecialHandler::ClippingStack::push (const Path &path, int saveID) {
+ if (path.empty())
+ _stack.push(Entry(0, saveID));
+ else {
+ _paths.push_back(path);
+ _stack.push(Entry(_paths.size(), saveID));
+ }
+}
+
+
+/** Pops a single or several elements from the clipping stack.
+ * The method distingushes between the following cases:
+ * 1) saveID < 0 and grestoreall == false:
+ * pop top element if it was pushed by gsave (its saveID is < 0 as well)
+ * 2) saveID < 0 and grestoreall == true
+ * repeat popping until stack is empty or the top element was pushed
+ * by save (its saveID is >= 0)
+ * 3) saveID >= 0:
+ * pop all elements until the saveID of the top element equals parameter saveID */
+void PsSpecialHandler::ClippingStack::pop (int saveID, bool grestoreall) {
+ if (!_stack.empty()) {
+ if (saveID < 0) { // grestore?
+ if (_stack.top().saveID < 0) // pushed by 'gsave'?
+ _stack.pop();
+ // pop all further elements pushed by 'gsave' if grestoreall == true
+ while (grestoreall && !_stack.empty() && _stack.top().saveID < 0)
+ _stack.pop();
+ }
+ else {
+ // pop elements pushed by 'gsave'
+ while (!_stack.empty() && _stack.top().saveID != saveID)
+ _stack.pop();
+ // pop element pushed by 'save'
+ if (!_stack.empty())
+ _stack.pop();
+ }
+ }
+}
+
+
+/** Returns a pointer to the path on top of the stack, or 0 if the stack is empty. */
+const PsSpecialHandler::Path* PsSpecialHandler::ClippingStack::top () const {
+ return (!_stack.empty() && _stack.top().pathID)
+ ? &_paths[_stack.top().pathID-1]
+ : 0;
+}
+
+
+PsSpecialHandler::Path* PsSpecialHandler::ClippingStack::getPath (size_t id) {
+ return (id > 0 && id <= _paths.size()) ? &_paths[id-1] : 0;
+}
+
+
+/** Returns true if the clipping path was loaded into the graphics path (via PS operator 'clippath') */
+bool PsSpecialHandler::ClippingStack::clippathLoaded () const {
+ return !_stack.empty() && _stack.top().cpathLoaded;
+}
+
+
+void PsSpecialHandler::ClippingStack::setClippathLoaded (bool loaded) {
+ if (_stack.empty())
+ return;
+ _stack.top().cpathLoaded = loaded;
+}
+
+
+/** Pops all elements from the stack. */
+void PsSpecialHandler::ClippingStack::clear() {
+ _paths.clear();
+ while (!_stack.empty())
+ _stack.pop();
+}
+
+
+/** Replaces the top element by a new one.
+ * @param[in] path new path to be on top of the stack */
+void PsSpecialHandler::ClippingStack::replace (const Path &path) {
+ if (_stack.empty())
+ push(path, -1);
+ else {
+ _paths.push_back(path);
+ _stack.top().pathID = _paths.size();
+ }
+}
+
+
+/** Duplicates the top element, i.e. the top element is pushed again. */
+void PsSpecialHandler::ClippingStack::dup (int saveID) {
+ _stack.push(_stack.empty() ? Entry(0, -1) : _stack.top());
+ _stack.top().saveID = saveID;
+}
+
+
+const char** PsSpecialHandler::prefixes () const {
+ static const char *pfx[] = {"header=", "psfile=", "PSfile=", "ps:", "ps::", "!", "\"", 0};
+ return pfx;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PsSpecialHandler.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PsSpecialHandler.h
new file mode 100644
index 00000000000..38c04c50afa
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/PsSpecialHandler.h
@@ -0,0 +1,169 @@
+/*************************************************************************
+** PsSpecialHandler.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_PSSPECIALHANDLER_H
+#define DVISVGM_PSSPECIALHANDLER_H
+
+#include <set>
+#include <stack>
+#include <string>
+#include <vector>
+#include "GraphicPath.h"
+#include "PSInterpreter.h"
+#include "SpecialHandler.h"
+#include "PSPattern.h"
+#include "PSPreviewFilter.h"
+
+
+class PSPattern;
+class XMLElementNode;
+
+class PsSpecialHandler : public SpecialHandler, public DVIEndPageListener, protected PSActions
+{
+ typedef GraphicPath<double> Path;
+ typedef std::vector<double>::const_iterator DoubleVecIt;
+ typedef Color::ColorSpace ColorSpace;
+
+ class ClippingStack
+ {
+ public:
+ void pushEmptyPath ();
+ void push (const Path &path, int saveID=-1);
+ void replace (const Path &path);
+ void dup (int saveID=-1);
+ void pop (int saveID=-1, bool grestore=false);
+ void clear ();
+ bool empty () const {return _stack.empty();}
+ bool clippathLoaded () const;
+ void setClippathLoaded (bool loaded);
+ const Path* top () const;
+ Path* getPath (size_t id);
+ int topID () const {return _stack.empty() ? 0 : _stack.top().pathID;}
+
+ private:
+ struct Entry {
+ int pathID; ///< index referencing a path of the pool
+ int saveID; ///< if >=0, path was pushed by 'save', and saveID holds the ID of the
+ bool cpathLoaded; ///< true if clipping path was loaded into current path
+ Entry (int pid, int sid) : pathID(pid), saveID(sid), cpathLoaded(false) {}
+ };
+ std::vector<Path> _paths; ///< pool of all clipping paths
+ std::stack<Entry> _stack;
+ };
+
+ enum PsSection {PS_NONE, PS_HEADERS, PS_BODY};
+
+ public:
+ PsSpecialHandler ();
+ ~PsSpecialHandler ();
+ const char* name () const {return "ps";}
+ const char* info () const {return "dvips PostScript specials";}
+ const char** prefixes () const;
+ void preprocess (const char *prefix, std::istream &is, SpecialActions *actions);
+ bool process (const char *prefix, std::istream &is, SpecialActions *actions);
+ void setDviScaleFactor (double dvi2bp) {_previewFilter.setDviScaleFactor(dvi2bp);}
+ void enterBodySection ();
+
+ public:
+ static bool COMPUTE_CLIPPATHS_INTERSECTIONS;
+ static bool SHADING_SEGMENT_OVERLAP;
+ static int SHADING_SEGMENT_SIZE;
+ static double SHADING_SIMPLIFY_DELTA;
+
+ protected:
+ void initialize ();
+ void moveToDVIPos ();
+ void executeAndSync (std::istream &is, bool updatePos);
+ void processHeaderFile (const char *fname);
+ void psfile (const std::string &fname, const std::map<std::string,std::string> &attr);
+ void dviEndPage (unsigned pageno);
+ void clip (Path &path, bool evenodd);
+ void processSequentialPatchMesh (int shadingTypeID, ColorSpace cspace, VectorIterator<double> &it);
+ void processLatticeTriangularPatchMesh (ColorSpace colorSpace, VectorIterator<double> &it);
+
+ /// scale given value by current PS scale factors
+ double scale (double v) const {return v*(_sx*_cos*_cos + _sy*(1-_cos*_cos));}
+
+ void applyscalevals (std::vector<double> &p) {_sx = p[0]; _sy = p[1]; _cos = p[2];}
+ void clip (std::vector<double> &p) {clip(p, false);}
+ void clip (std::vector<double> &p, bool evenodd);
+ void clippath (std::vector<double> &p);
+ void closepath (std::vector<double> &p);
+ void curveto (std::vector<double> &p);
+ void eoclip (std::vector<double> &p) {clip(p, true);}
+ void eofill (std::vector<double> &p) {fill(p, true);}
+ void fill (std::vector<double> &p, bool evenodd);
+ void fill (std::vector<double> &p) {fill(p, false);}
+ void grestore (std::vector<double> &p);
+ void grestoreall (std::vector<double> &p);
+ void gsave (std::vector<double> &p);
+ void initclip (std::vector<double> &p);
+ void lineto (std::vector<double> &p);
+ void makepattern (std::vector<double> &p);
+ void moveto (std::vector<double> &p);
+ void newpath (std::vector<double> &p);
+ void querypos (std::vector<double> &p) {_currentpoint = DPair(p[0], p[1]);}
+ void restore (std::vector<double> &p);
+ void rotate (std::vector<double> &p);
+ void save (std::vector<double> &p);
+ void scale (std::vector<double> &p);
+ void setcmykcolor (std::vector<double> &cmyk);
+ void setdash (std::vector<double> &p);
+ void setgray (std::vector<double> &p);
+ void sethsbcolor (std::vector<double> &hsb);
+ void setlinecap (std::vector<double> &p) {_linecap = UInt8(p[0]);}
+ void setlinejoin (std::vector<double> &p) {_linejoin = UInt8(p[0]);}
+ void setlinewidth (std::vector<double> &p) {_linewidth = p[0] ? scale(p[0])*1.00375 : 0.5;}
+ void setmatrix (std::vector<double> &p);
+ void setmiterlimit (std::vector<double> &p) {_miterlimit = p[0]*1.00375;}
+ void setopacityalpha (std::vector<double> &p){_opacityalpha = p[0];}
+ void setpattern (std::vector<double> &p);
+ void setrgbcolor (std::vector<double> &rgb);
+ void shfill (std::vector<double> &p);
+ void stroke (std::vector<double> &p);
+ void translate (std::vector<double> &p);
+ void executed ();
+
+ private:
+ PSInterpreter _psi;
+ SpecialActions *_actions;
+ PSPreviewFilter _previewFilter; ///< filter to extract information generated by the preview package
+ PsSection _psSection; ///< current section processed (nothing yet, headers, or body specials)
+ XMLElementNode *_xmlnode; ///< if != 0, created SVG elements are appended to this node
+ XMLElementNode *_savenode; ///< pointer to temporaryly store _xmlnode
+ std::string _headerCode; ///< collected literal PS header code
+ Path _path;
+ DPair _currentpoint; ///< current PS position in bp units
+ Color _currentcolor; ///< current stroke/fill color
+ double _sx, _sy; ///< horizontal and vertical scale factors retrieved by operator "applyscalevals"
+ double _cos; ///< cosine of angle between (1,0) and transform(1,0)
+ double _linewidth; ///< current linewidth
+ double _miterlimit; ///< current miter limit
+ double _opacityalpha; ///< opacity level (0=fully transparent, ..., 1=opaque)
+ UInt8 _linecap : 2; ///< current line cap (0=butt, 1=round, 2=projecting square)
+ UInt8 _linejoin : 2; ///< current line join (0=miter, 1=round, 2=bevel)
+ double _dashoffset; ///< current dash offset
+ std::vector<double> _dashpattern;
+ ClippingStack _clipStack;
+ std::map<int, PSPattern*> _patterns;
+ PSTilingPattern *_pattern; ///< current pattern
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/RangeMap.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/RangeMap.cpp
new file mode 100644
index 00000000000..ba9a9463b70
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/RangeMap.cpp
@@ -0,0 +1,188 @@
+/*************************************************************************
+** RangeMap.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include "RangeMap.h"
+
+using namespace std;
+
+
+/** Tries to merge range r into this one. This is only possible if the ranges
+ * touch or overlap and if the assigned values match at the junction points.
+ * @param[in] r range to join
+ * @return true if join was successful */
+bool RangeMap::Range::join (const Range &r) {
+ // check most common cases first
+ if (_max+1 < r._min || _min-1 > r._max) // disjoint ranges?
+ return false;
+ if (r._min-1 == _max) { // does r touch *this on the right?
+ if (valueAt(r._min) == r._minval) {
+ _max = r._max;
+ return true;
+ }
+ return false;
+ }
+ if (r._max+1 == _min) { // does r touch *this on the left
+ if (r.valueAt(_min) == _minval) {
+ setMinAndAdaptValue(r._min);
+ return true;
+ }
+ return false;
+ }
+ // the following cases should be pretty rare
+ if (r._min <= _min && r._max >= _max) { // does r overlap *this on both sides?
+ *this = r;
+ return true;
+ }
+ if (r._min < _min) { // left overlap only?
+ if (r.valueAt(_min) == _minval) {
+ _min = r._min;
+ _minval = r._minval;
+ return true;
+ }
+ return false;
+ }
+ if (r._max > _max) { // right overlap only?
+ if (valueAt(r._min) == r._minval) {
+ _max = r._max;
+ return true;
+ }
+ return false;
+ }
+ // r completely inside *this
+ return valueAt(r._min) == r._minval;
+}
+
+
+/** Adds a new number range. The range describes a mapping from c to v(c), where
+ * \f$c \in [cmin,cmax]\f$ and \f$v(cmin):=vmin, v(c):=vmin+c-cmin\f$.
+ * @param[in] cmin smallest number in the range
+ * @param[in] cmax largest number in the range
+ * @param[in] vmin map value of cmin */
+void RangeMap::addRange (UInt32 cmin, UInt32 cmax, UInt32 vmin) {
+ if (cmin > cmax)
+ swap(cmin, cmax);
+
+ Range range(cmin, cmax, vmin);
+ if (_ranges.empty())
+ _ranges.push_back(range);
+ else {
+ // check for simple cases that can be handled pretty fast
+ Range &lrange = *_ranges.begin();
+ Range &rrange = *_ranges.rbegin();
+ if (cmin > rrange.max()) { // non-overlapping range at end of vector?
+ if (!rrange.join(range))
+ _ranges.push_back(range);
+ }
+ else if (cmax < lrange.min()) { // non-overlapping range at begin of vector?
+ if (!lrange.join(range))
+ _ranges.insert(_ranges.begin(), range);
+ }
+ else {
+ // ranges overlap and/or must be inserted somewhere inside the vector
+ Ranges::iterator it = lower_bound(_ranges.begin(), _ranges.end(), range);
+ const bool at_end = (it == _ranges.end());
+ if (at_end)
+ --it;
+ if (!it->join(range) && (it == _ranges.begin() || !(it-1)->join(range))) {
+ if (it->min() < cmin && it->max() > cmax) { // new range completely inside an existing range?
+ //split existing range
+ UInt32 itmax = it->max();
+ it->max(cmin-1);
+ it = _ranges.insert(it+1, Range(cmax+1, itmax, it->valueAt(cmax+1)));
+ }
+ else if (at_end) // does new range overlap right side of last range in vector?
+ it = _ranges.end(); // => append new range at end of vector
+ it = _ranges.insert(it, range);
+ }
+ adaptNeighbors(it); // resolve overlaps
+ }
+ }
+}
+
+
+/** Adapts the left and right neighbor elements of a newly inserted range.
+ * The new range could overlap ranges in the neighborhood so that those must be
+ * adapted or removed. All ranges in the range vector are ordered ascendingly, i.e.
+ * [min_1, max_1],...,[min_n, max_n] where min_i < min_j for all i < j.
+ * @param[in] it pointer to the newly inserted range */
+void RangeMap::adaptNeighbors (Ranges::iterator it) {
+ if (it != _ranges.end()) {
+ // adapt left neighbor
+ Ranges::iterator lit = it-1; // points to left neighbor
+ if (it != _ranges.begin() && it->min() <= lit->max()) {
+ bool left_neighbor_valid = (it->min() > 0 && it->min()-1 >= lit->min());
+ if (left_neighbor_valid) // is adapted left neighbor valid?
+ lit->max(it->min()-1); // => assign new max value
+ if (!left_neighbor_valid || it->join(*lit))
+ it = _ranges.erase(lit);
+ }
+ // remove right neighbors completely overlapped by *it
+ Ranges::iterator rit = it+1; // points to right neighbor
+ while (rit != _ranges.end() && it->max() >= rit->max()) { // complete overlap?
+ _ranges.erase(rit);
+ rit = it+1;
+ }
+ // adapt rightmost range partially overlapped by *it
+ if (rit != _ranges.end()) {
+ if (it->max() >= rit->min())
+ rit->setMinAndAdaptValue(it->max()+1);
+ // try to merge right neighbor into *this
+ if (it->join(*rit))
+ _ranges.erase(rit); // remove merged neighbor
+ }
+ }
+}
+
+
+/** Finds the index of the range that contains a given value c.
+ * @param[in] c find range that contains this value
+ * @return index of the range found, or -1 if range was not found */
+int RangeMap::lookup (UInt32 c) const {
+ // simple binary search
+ int left=0, right=_ranges.size()-1;
+ while (left <= right) {
+ int mid = (left+right)/2;
+ if (c < _ranges[mid].min())
+ right = mid-1;
+ else if (c > _ranges[mid].max())
+ left = mid+1;
+ else
+ return mid;
+ }
+ return -1;
+}
+
+
+UInt32 RangeMap::valueAt (UInt32 c) const {
+ int pos = lookup(c);
+ return pos < 0 ? 0 : _ranges[pos].valueAt(c);
+}
+
+
+ostream& RangeMap::Range::write (ostream& os) const {
+ return os << '[' << _min << ',' << _max << "] => " << _minval;
+}
+
+
+ostream& RangeMap::write (ostream& os) const {
+ for (size_t i=0; i < _ranges.size(); i++)
+ _ranges[i].write(os) << '\n';
+ return os;
+} \ No newline at end of file
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/RangeMap.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/RangeMap.h
new file mode 100644
index 00000000000..a1d2f139070
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/RangeMap.h
@@ -0,0 +1,87 @@
+/*************************************************************************
+** RangeMap.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_RANGEMAP_H
+#define DVISVGM_RANGEMAP_H
+
+#include <algorithm>
+#include <ostream>
+#include <vector>
+#include "types.h"
+
+
+class RangeMap {
+ class Range
+ {
+ friend class RangeMap;
+
+ public:
+ Range () : _min(0), _max(0), _minval(0) {}
+
+ Range (UInt32 min, UInt32 max, UInt32 minval) : _min(min), _max(max), _minval(minval) {
+ if (_min > _max)
+ std::swap(_min, _max);
+ }
+
+ UInt32 min () const {return _min;}
+ UInt32 max () const {return _max;}
+ UInt32 minval () const {return _minval;}
+ UInt32 maxval () const {return valueAt(_max);}
+ UInt32 valueAt (UInt32 c) const {return c-_min+_minval;}
+ bool operator < (const Range &r) const {return _min < r._min;}
+ std::ostream& write (std::ostream &os) const;
+
+ protected:
+ void min (UInt32 m) {_min = m;}
+ void max (UInt32 m) {_max = m;}
+ void setMinAndAdaptValue (UInt32 c) {_minval = valueAt(c); _min = c;}
+ bool join (const Range &r);
+
+ private:
+ UInt32 _min, _max;
+ UInt32 _minval;
+ };
+
+ typedef std::vector<Range> Ranges;
+
+ public:
+ void addRange (UInt32 first, UInt32 last, UInt32 cid);
+ bool valueExists (UInt32 c) const {return lookup(c) >= 0;}
+ UInt32 valueAt (UInt32 c) const;
+ size_t size () const {return _ranges.size();}
+ bool empty () const {return _ranges.empty();}
+ void clear () {_ranges.clear();}
+ std::ostream& write (std::ostream &os) const;
+
+ protected:
+ void adaptNeighbors (Ranges::iterator it);
+ int lookup (UInt32 c) const;
+ const Range& rangeAt (size_t n) const {return _ranges[n];}
+
+ private:
+ Ranges _ranges;
+};
+
+
+inline std::ostream& operator << (std::ostream& os, const RangeMap &rangemap) {
+ return rangemap.write(os);
+}
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SVGOutput.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SVGOutput.cpp
new file mode 100644
index 00000000000..26621d49303
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SVGOutput.cpp
@@ -0,0 +1,174 @@
+/*************************************************************************
+** SVGOutput.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <algorithm>
+#include <cmath>
+#include <iomanip>
+#include <iostream>
+#include <sstream>
+#include "gzstream.h"
+#include "Calculator.h"
+#include "FileSystem.h"
+#include "Message.h"
+#include "SVGOutput.h"
+
+
+using namespace std;
+
+SVGOutput::SVGOutput (const char *base, string pattern, int zipLevel)
+ : _path(base ? base : ""),
+ _pattern(pattern),
+ _stdout(base == 0),
+ _zipLevel(zipLevel),
+ _page(-1),
+ _os(0)
+{
+}
+
+
+/** Returns an output stream for the given page.
+ * @param[in] page number of current page
+ * @param[in] numPages total number of pages in the DVI file
+ * @return output stream for the given page */
+ostream& SVGOutput::getPageStream (int page, int numPages) const {
+ string fname = filename(page, numPages);
+ if (fname.empty()) {
+ delete _os;
+ _os = 0;
+ return cout;
+ }
+ if (page == _page)
+ return *_os;
+
+ _page = page;
+ delete _os;
+ if (_zipLevel > 0)
+ _os = new ogzstream(fname.c_str(), _zipLevel);
+ else
+ _os = new ofstream(fname.c_str());
+ if (!_os || !*_os) {
+ delete _os;
+ _os = 0;
+ throw MessageException("can't open file "+fname+" for writing");
+ }
+ return *_os;
+}
+
+
+/** Returns the name of the SVG file containing the given page.
+ * @param[in] page number of current page
+ * @param[in] numPages total number of pages */
+string SVGOutput::filename (int page, int numPages) const {
+ if (_stdout)
+ return "";
+ string pattern = _pattern;
+ expandFormatString(pattern, page, numPages);
+ // remove leading and trailing whitespace
+ stringstream trim;
+ trim << pattern;
+ pattern.clear();
+ trim >> pattern;
+ // set and expand default pattern if necessary
+ if (pattern.empty()) {
+ pattern = numPages > 1 ? "%f-%p" : "%f";
+ expandFormatString(pattern, page, numPages);
+ }
+ // append suffix if necessary
+ FilePath outpath(pattern, true);
+ if (outpath.suffix().empty())
+ outpath.suffix(_zipLevel > 0 ? "svgz" : "svg");
+ string abspath = outpath.absolute();
+ string relpath = outpath.relative();
+ return abspath.length() < relpath.length() ? abspath : relpath;
+}
+
+
+static int ilog10 (int n) {
+ int result = 0;
+ while (n >= 10) {
+ result++;
+ n /= 10;
+ }
+ return result;
+}
+
+
+/** Replace expressions in a given string by the corresponing values.
+ * Supported constructs:
+ * %f: basename of the current file (filename without suffix)
+ * %[0-9]?p: current page number
+ * %[0-9]?P: number of pages in DVI file
+ * %[0-9]?(expr): arithmetic expression */
+void SVGOutput::expandFormatString (string &str, int page, int numPages) const {
+ string result;
+ while (!str.empty()) {
+ size_t pos = str.find('%');
+ if (pos == string::npos) {
+ result += str;
+ str.clear();
+ }
+ else {
+ result += str.substr(0, pos);
+ str = str.substr(pos);
+ pos = 1;
+ ostringstream oss;
+ if (isdigit(str[pos])) {
+ oss << setw(str[pos]-'0') << setfill('0');
+ pos++;
+ }
+ else {
+ oss << setw(ilog10(numPages)+1) << setfill('0');
+ }
+ switch (str[pos]) {
+ case 'f':
+ result += _path.basename();
+ break;
+ case 'p':
+ case 'P':
+ oss << (str[pos] == 'p' ? page : numPages);
+ result += oss.str();
+ break;
+ case '(': {
+ size_t endpos = str.find(')', pos);
+ if (endpos == string::npos)
+ throw MessageException("missing ')' in filename pattern");
+ else if (endpos-pos-1 > 1) {
+ try {
+ Calculator calculator;
+ calculator.setVariable("p", page);
+ calculator.setVariable("P", numPages);
+ oss << floor(calculator.eval(str.substr(pos, endpos-pos+1)));
+ result += oss.str();
+ }
+ catch (CalculatorException &e) {
+ oss.str("");
+ oss << "error in filename pattern (" << e.what() << ")";
+ throw MessageException(oss.str());
+ }
+ pos = endpos;
+ }
+ break;
+ }
+ }
+ str = str.substr(pos+1);
+ }
+ }
+ str = result;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SVGOutput.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SVGOutput.h
new file mode 100644
index 00000000000..b696a32b8f8
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SVGOutput.h
@@ -0,0 +1,56 @@
+/*************************************************************************
+** SVGOutput.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_SVGOUTPUT_H
+#define DVISVGM_SVGOUTPUT_H
+
+#include <ostream>
+#include <string>
+#include "FilePath.h"
+
+
+struct SVGOutputBase {
+ virtual ~SVGOutputBase () {}
+ virtual std::ostream& getPageStream (int page, int numPages) const =0;
+ virtual std::string filename (int page, int numPages) const =0;
+};
+
+
+class SVGOutput : public SVGOutputBase
+{
+ public:
+ SVGOutput (const char *base=0, std::string pattern="", int zipLevel=0);
+ ~SVGOutput () {delete _os;}
+ std::ostream& getPageStream (int page, int numPages) const;
+ std::string filename (int page, int numPages) const;
+
+ protected:
+ void expandFormatString (std::string &str, int page, int numPages) const;
+
+ private:
+ FilePath _path;
+ std::string _pattern;
+ bool _stdout; ///< write to STDOUT?
+ int _zipLevel; ///< compression level
+ mutable int _page; ///< number of current page being written
+ mutable std::ostream *_os;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SVGTree.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SVGTree.cpp
new file mode 100644
index 00000000000..23b7f724b1f
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SVGTree.cpp
@@ -0,0 +1,477 @@
+/*************************************************************************
+** SVGTree.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <algorithm>
+#include <sstream>
+#include <string>
+#include "BoundingBox.h"
+#include "DependencyGraph.h"
+#include "DVIToSVG.h"
+#include "Font.h"
+#include "FontManager.h"
+#include "SVGTree.h"
+#include "XMLDocument.h"
+#include "XMLNode.h"
+#include "XMLString.h"
+
+using namespace std;
+
+
+// static class variables
+bool SVGTree::CREATE_STYLE=true;
+bool SVGTree::USE_FONTS=true;
+bool SVGTree::CREATE_USE_ELEMENTS=false;
+bool SVGTree::RELATIVE_PATH_CMDS=false;
+bool SVGTree::MERGE_CHARS=true;
+double SVGTree::ZOOM_FACTOR=1.0;
+
+
+SVGTree::SVGTree () : _vertical(false), _font(0), _color(Color::BLACK), _matrix(1) {
+ _xchanged = _ychanged = false;
+ _fontnum = 0;
+ reset();
+}
+
+
+/** Clears the SVG tree and initializes the root element. */
+void SVGTree::reset () {
+ _doc.clear();
+ _root = new XMLElementNode("svg");
+ _root->addAttribute("version", "1.1");
+ _root->addAttribute("xmlns", "http://www.w3.org/2000/svg");
+ _root->addAttribute("xmlns:xlink", "http://www.w3.org/1999/xlink");
+ _doc.setRootNode(_root);
+ _page = _text = _span = _defs = 0;
+}
+
+
+/** Sets the bounding box of the document.
+ * @param[in] bbox bounding box in PS point units */
+void SVGTree::setBBox (const BoundingBox &bbox) {
+ if (ZOOM_FACTOR >= 0) {
+ _root->addAttribute("width", XMLString(bbox.width()*ZOOM_FACTOR)+"pt");
+ _root->addAttribute("height", XMLString(bbox.height()*ZOOM_FACTOR)+"pt");
+ }
+ _root->addAttribute("viewBox", bbox.toSVGViewBox());
+}
+
+
+void SVGTree::setColor (const Color &c) {
+ if (!_font.get() || _font.get()->color() == Color::BLACK)
+ _color.set(c);
+}
+
+
+void SVGTree::setFont (int num, const Font *font) {
+ _font.set(font);
+ _fontnum = num;
+ // set default color assigned to the font
+ if (font->color() != Color::BLACK && _color.get() != font->color())
+ _color.set(font->color());
+}
+
+
+/** Starts a new page.
+ * @param[in] pageno number of new page */
+void SVGTree::newPage (int pageno) {
+ _page = new XMLElementNode("g");
+ if (pageno >= 0)
+ _page->addAttribute("id", string("page")+XMLString(pageno));
+ _root->append(_page);
+ _text = _span = 0;
+ while (!_pageContainerStack.empty())
+ _pageContainerStack.pop();
+}
+
+
+void SVGTree::appendToDefs (XMLNode *node) {
+ if (!_defs) {
+ _defs = new XMLElementNode("defs");
+ _root->prepend(_defs);
+ }
+ _defs->append(node);
+}
+
+
+void SVGTree::appendToPage (XMLNode *node) {
+ if (_pageContainerStack.empty())
+ _page->append(node);
+ else
+ _pageContainerStack.top()->append(node);
+}
+
+
+void SVGTree::prependToPage (XMLNode *node) {
+ if (_pageContainerStack.empty())
+ _page->prepend(node);
+ else
+ _pageContainerStack.top()->prepend(node);
+}
+
+
+/** Appends a single charater to the current text node. If necessary, and depending on output mode
+ * and further output states, new XML elements (text, tspan, g, ...) are created.
+ * @param[in] c character to be added
+ * @param[in] x x coordinate
+ * @param[in] y y coordinate
+ * @param[in] font font to be used */
+void SVGTree::appendChar (int c, double x, double y, const Font &font) {
+ XMLElementNode *node=_span;
+ if (USE_FONTS) {
+ // changes of fonts and transformations require a new text element
+ if (!MERGE_CHARS || !_text || _font.changed() || _matrix.changed() || _vertical.changed()) {
+ newTextNode(x, y);
+ node = _text;
+ _color.changed(true);
+ }
+ if (MERGE_CHARS && (_xchanged || _ychanged || (_color.changed() && _color.get() != Color::BLACK))) {
+ // if drawing position was explicitly changed, create a new tspan element
+ _span = new XMLElementNode("tspan");
+ if (_xchanged) {
+ if (_vertical) {
+ // align glyphs designed for horizontal layout properly
+ if (const PhysicalFont *pf = dynamic_cast<const PhysicalFont*>(_font.get()))
+ if (!pf->getMetrics()->verticalLayout())
+ x += pf->scaledAscent()/2.5; // move vertical baseline to the right by strikethrough offset
+ }
+ _span->addAttribute("x", x);
+ _xchanged = false;
+ }
+ if (_ychanged) {
+ _span->addAttribute("y", y);
+ _ychanged = false;
+ }
+ if (_color.get() != font.color()) {
+ _span->addAttribute("fill", _color.get().rgbString());
+ _color.changed(false);
+ }
+ _text->append(_span);
+ node = _span;
+ }
+ if (!node) {
+ if (!_text)
+ newTextNode(x, y);
+ node = _text;
+ }
+ node->append(XMLString(font.unicode(c), false));
+ if (!MERGE_CHARS && _color.get() != font.color()) {
+ node->addAttribute("fill", _color.get().rgbString());
+ _color.changed(false);
+ }
+ }
+ else {
+ if (_color.changed() || _matrix.changed()) {
+ bool set_color = (_color.changed() && _color.get() != Color::BLACK);
+ bool set_matrix = (_matrix.changed() && !_matrix.get().isIdentity());
+ if (set_color || set_matrix) {
+ _span = new XMLElementNode("g");
+ if (_color.get() != Color::BLACK)
+ _span->addAttribute("fill", _color.get().rgbString());
+ if (!_matrix.get().isIdentity())
+ _span->addAttribute("transform", _matrix.get().getSVG());
+ appendToPage(_span);
+ node = _span;
+ _color.changed(false);
+ _matrix.changed(false);
+ }
+ else if (_color.get() == Color::BLACK && _matrix.get().isIdentity())
+ node = _span = 0;
+ }
+ if (!node)
+ node = _pageContainerStack.empty() ? _page : _pageContainerStack.top();
+ if (font.verticalLayout()) {
+ // move glyph graphics so that its origin is located at the top center position
+ GlyphMetrics metrics;
+ font.getGlyphMetrics(c, _vertical, metrics);
+ x -= metrics.wl;
+ if (const PhysicalFont *pf = dynamic_cast<const PhysicalFont*>(&font)) {
+ // Center glyph between top and bottom border of the TFM box.
+ // This is just an approximation used until I find a way to compute
+ // the exact location in vertical mode.
+ GlyphMetrics exact_metrics;
+ pf->getExactGlyphBox(c, exact_metrics, false);
+ y += exact_metrics.h+(metrics.d-exact_metrics.h-exact_metrics.d)/2;
+ }
+ else
+ y += metrics.d;
+ }
+ Matrix rotation(1);
+ if (_vertical && !font.verticalLayout()) {
+ // alphabetic text designed for horizontal mode
+ // must be rotated by 90 degrees if in vertical mode
+ rotation.translate(-x, -y);
+ rotation.rotate(90);
+ rotation.translate(x, y);
+ }
+ if (CREATE_USE_ELEMENTS) {
+ ostringstream oss;
+ oss << "#g" << FontManager::instance().fontID(_font) << '-' << c;
+ XMLElementNode *use = new XMLElementNode("use");
+ use->addAttribute("x", XMLString(x));
+ use->addAttribute("y", XMLString(y));
+ use->addAttribute("xlink:href", oss.str());
+ if (!rotation.isIdentity())
+ use->addAttribute("transform", rotation.getSVG());
+ node->append(use);
+ }
+ else {
+ Glyph glyph;
+ const PhysicalFont *pf = dynamic_cast<const PhysicalFont*>(&font);
+ if (pf && pf->getGlyph(c, glyph)) {
+ double sx = pf->scaledSize()/pf->unitsPerEm();
+ double sy = -sx;
+ ostringstream oss;
+ glyph.writeSVG(oss, RELATIVE_PATH_CMDS, sx, sy, x, y);
+ XMLElementNode *glyph_node = new XMLElementNode("path");
+ glyph_node->addAttribute("d", oss.str());
+ if (!rotation.isIdentity())
+ glyph_node->addAttribute("transform", rotation.getSVG());
+ node->append(glyph_node);
+ }
+ }
+ }
+}
+
+
+/** Creates a new text element. This is a helper function used by appendChar().
+ * @param[in] x current x coordinate
+ * @param[in] y current y coordinate */
+void SVGTree::newTextNode (double x, double y) {
+ _text = new XMLElementNode("text");
+ _span = 0; // no tspan in text element yet
+ if (USE_FONTS) {
+ const Font *font = _font.get();
+ if (CREATE_STYLE || !font)
+ _text->addAttribute("class", string("f")+XMLString(_fontnum));
+ else {
+ _text->addAttribute("font-family", font->name());
+ _text->addAttribute("font-size", XMLString(font->scaledSize()));
+ if (font->color() != Color::BLACK)
+ _text->addAttribute("fill", font->color().rgbString());
+ }
+ if (_vertical) {
+ _text->addAttribute("writing-mode", "tb");
+ // align glyphs designed for horizontal layout properly
+ if (const PhysicalFont *pf = dynamic_cast<const PhysicalFont*>(_font.get()))
+ if (!pf->getMetrics()->verticalLayout()) { // alphabetic text designed for horizontal layout?
+ x += pf->scaledAscent()/2.5; // move vertical baseline to the right by strikethrough offset
+ _text->addAttribute("glyph-orientation-vertical", 90); // ensure rotation
+ }
+ }
+ }
+ _text->addAttribute("x", x);
+ _text->addAttribute("y", y);
+ if (!_matrix.get().isIdentity())
+ _text->addAttribute("transform", _matrix.get().getSVG());
+ appendToPage(_text);
+ _vertical.changed(false);
+ _font.changed(false);
+ _matrix.changed(false);
+ _xchanged = false;
+ _ychanged = false;
+}
+
+
+void SVGTree::transformPage (const Matrix *usermatrix) {
+ if (usermatrix && !usermatrix->isIdentity())
+ _page->addAttribute("transform", usermatrix->getSVG());
+}
+
+
+/** Creates an SVG element for a single glyph.
+ * @param[in] c character number
+ * @param[in] font font to extract the glyph from
+ * @param[in] cb pointer to callback object for sending feedback to the glyph tracer (may be 0)
+ * @return pointer to element node if glyph exists, 0 otherwise */
+static XMLElementNode* createGlyphNode (int c, const PhysicalFont &font, GFGlyphTracer::Callback *cb) {
+ Glyph glyph;
+ if (!font.getGlyph(c, glyph, cb) || (!SVGTree::USE_FONTS && !SVGTree::CREATE_USE_ELEMENTS))
+ return 0;
+
+ double sx=1.0, sy=1.0;
+ double upem = font.unitsPerEm();
+ XMLElementNode *glyph_node=0;
+ if (SVGTree::USE_FONTS) {
+ double extend = font.style() ? font.style()->extend : 1;
+ glyph_node = new XMLElementNode("glyph");
+ glyph_node->addAttribute("unicode", XMLString(font.unicode(c), false));
+ glyph_node->addAttribute("horiz-adv-x", XMLString(font.hAdvance(c)*extend));
+ glyph_node->addAttribute("vert-adv-y", XMLString(font.vAdvance(c)));
+ string name = font.glyphName(c);
+ if (!name.empty())
+ glyph_node->addAttribute("glyph-name", name);
+ }
+ else {
+ ostringstream oss;
+ oss << 'g' << FontManager::instance().fontID(&font) << '-' << c;
+ glyph_node = new XMLElementNode("path");
+ glyph_node->addAttribute("id", oss.str());
+ sx = font.scaledSize()/upem;
+ sy = -sx;
+ }
+ ostringstream oss;
+ glyph.writeSVG(oss, SVGTree::RELATIVE_PATH_CMDS, sx, sy);
+ glyph_node->addAttribute("d", oss.str());
+ return glyph_node;
+}
+
+
+void SVGTree::appendFontStyles (const set<const Font*> &fonts) {
+ if (CREATE_STYLE && USE_FONTS && !fonts.empty() && _defs) {
+ XMLElementNode *styleNode = new XMLElementNode("style");
+ styleNode->addAttribute("type", "text/css");
+ _root->insertAfter(styleNode, _defs);
+ typedef map<int, const Font*> SortMap;
+ SortMap sortmap;
+ FORALL(fonts, set<const Font*>::const_iterator, it)
+ if (!dynamic_cast<const VirtualFont*>(*it)) // skip virtual fonts
+ sortmap[FontManager::instance().fontID(*it)] = *it;
+ ostringstream style;
+ // add font style definitions in ascending order
+ FORALL(sortmap, SortMap::const_iterator, it) {
+ style << "text.f" << it->first << ' '
+ << "{font-family:" << it->second->name()
+ << ";font-size:" << XMLString(it->second->scaledSize()) << "px";
+ if (it->second->color() != Color::BLACK)
+ style << ";fill:" << it->second->color().rgbString();
+ style << "}\n";
+ }
+ XMLCDataNode *cdata = new XMLCDataNode(style.str());
+ styleNode->append(cdata);
+ }
+}
+
+
+/** Appends glyph definitions of a given font to the defs section of the SVG tree.
+ * @param[in] font font to be appended
+ * @param[in] chars codes of the characters whose glyph outlines should be appended
+ * @param[in] cb pointer to callback object for sending feedback to the glyph tracer (may be 0) */
+void SVGTree::append (const PhysicalFont &font, const set<int> &chars, GFGlyphTracer::Callback *cb) {
+ if (chars.empty())
+ return;
+
+ if (USE_FONTS) {
+ XMLElementNode *fontNode = new XMLElementNode("font");
+ string fontname = font.name();
+ fontNode->addAttribute("id", fontname);
+ fontNode->addAttribute("horiz-adv-x", XMLString(font.hAdvance()));
+ appendToDefs(fontNode);
+
+ XMLElementNode *faceNode = new XMLElementNode("font-face");
+ faceNode->addAttribute("font-family", fontname);
+ faceNode->addAttribute("units-per-em", XMLString(font.unitsPerEm()));
+ if (font.type() != PhysicalFont::MF && !font.verticalLayout()) {
+ faceNode->addAttribute("ascent", XMLString(font.ascent()));
+ faceNode->addAttribute("descent", XMLString(font.descent()));
+ }
+ fontNode->append(faceNode);
+ FORALL(chars, set<int>::const_iterator, i)
+ fontNode->append(createGlyphNode(*i, font, cb));
+ }
+ else if (CREATE_USE_ELEMENTS && &font != font.uniqueFont()) {
+ // If the same character is used in various sizes, we don't want to embed the complete (lengthy) path
+ // descriptions multiple times. Because they would only differ by a scale factor, it's better to
+ // reference the already embedded path together with a transformation attribute and let the SVG renderer
+ // scale the glyphs properly. This is only necessary if we don't want to use font but path elements.
+ FORALL(chars, set<int>::const_iterator, it) {
+ ostringstream oss;
+ XMLElementNode *use = new XMLElementNode("use");
+ oss << 'g' << FontManager::instance().fontID(&font) << '-' << *it;
+ use->addAttribute("id", oss.str());
+ oss.str("");
+ oss << "#g" << FontManager::instance().fontID(font.uniqueFont()) << '-' << *it;
+ use->addAttribute("xlink:href", oss.str());
+ double scale = font.scaledSize()/font.uniqueFont()->scaledSize();
+ if (scale != 1.0) {
+ oss.str("");
+ oss << "scale(" << scale << ')';
+ use->addAttribute("transform", oss.str());
+ }
+ appendToDefs(use);
+ }
+ }
+ else {
+ FORALL(chars, set<int>::const_iterator, i)
+ appendToDefs(createGlyphNode(*i, font, cb));
+ }
+}
+
+
+/** Pushes a new context element that will take all following nodes added to the page. */
+void SVGTree::pushContextElement (XMLElementNode *node) {
+ if (_pageContainerStack.empty())
+ _page->append(node);
+ else
+ _pageContainerStack.top()->append(node);
+ _pageContainerStack.push(node);
+ _text = _span = 0; // ensure the creation of a new text element for the following characters added
+}
+
+
+/** Pops the current context element and restored the previous one. */
+void SVGTree::popContextElement () {
+ if (!_pageContainerStack.empty()) {
+ _pageContainerStack.pop();
+ _text = _span = 0; // ensure the creation of a new text element for the following characters added
+ }
+}
+
+
+/** Extracts the ID from a local URL reference like url(#abcde) */
+inline string extract_id_from_url (const string &url) {
+ return url.substr(5, url.length()-6);
+}
+
+
+/** Removes elements present in the SVH tree that are not required.
+ * For now, only clipPath elements are removed. */
+void SVGTree::removeRedundantElements () {
+ vector<XMLElementNode*> clipElements;
+ if (!_defs || !_defs->getDescendants("clipPath", 0, clipElements))
+ return;
+
+ // collect dependencies between clipPath elements in the defs section of the SVG tree
+ DependencyGraph<string> idTree;
+ for (vector<XMLElementNode*>::iterator it=clipElements.begin(); it != clipElements.end(); ++it) {
+ if (const char *id = (*it)->getAttributeValue("id")) {
+ if (const char *url = (*it)->getAttributeValue("clip-path"))
+ idTree.insert(extract_id_from_url(url), id);
+ else
+ idTree.insert(id);
+ }
+ }
+ // collect elements that reference a clipPath (have a clip-path attribute)
+ vector<XMLElementNode*> descendants;
+ _page->getDescendants(0, "clip-path", descendants);
+ // remove referenced IDs and their dependencies from the dependency graph
+ for (vector<XMLElementNode*>::iterator it=descendants.begin(); it != descendants.end(); ++it) {
+ string idref = extract_id_from_url((*it)->getAttributeValue("clip-path"));
+ idTree.removeDependencyPath(idref);
+ }
+ descendants.clear();
+ vector<string> ids;
+ idTree.getKeys(ids);
+ for (vector<string>::iterator it=ids.begin(); it != ids.end(); ++it) {
+ XMLElementNode *node = _defs->getFirstDescendant("clipPath", "id", it->c_str());
+ _defs->remove(node);
+ }
+}
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SVGTree.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SVGTree.h
new file mode 100644
index 00000000000..a8d123a013d
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SVGTree.h
@@ -0,0 +1,114 @@
+/*************************************************************************
+** SVGTree.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_SVGTREE_H
+#define DVISVGM_SVGTREE_H
+
+#include <map>
+#include <set>
+#include <stack>
+#include "Color.h"
+#include "GFGlyphTracer.h"
+#include "Matrix.h"
+#include "XMLDocument.h"
+#include "XMLNode.h"
+
+class BoundingBox;
+class Color;
+struct Font;
+class Matrix;
+class PhysicalFont;
+
+class SVGTree
+{
+ template <typename T>
+ class Property {
+ public:
+ Property (const T &v) : _value(v), _changed(false) {}
+
+ void set (const T &v) {
+ if (v != _value) {
+ _value = v;
+ _changed = true;
+ }
+ }
+
+ const T& get () const {return _value;}
+ operator const T& () {return _value;}
+ bool changed () const {return _changed;}
+ void changed (bool c) {_changed = c;}
+
+ private:
+ T _value;
+ bool _changed;
+ };
+
+ public:
+ SVGTree ();
+ void reset ();
+ void write (std::ostream &os) const {_doc.write(os);}
+ void newPage (int pageno);
+ void appendToDefs (XMLNode *node);
+ void appendToPage (XMLNode *node);
+ void prependToPage (XMLNode *node);
+ void appendToDoc (XMLNode *node) {_doc.append(node);}
+ void appendToRoot (XMLNode *node) {_root->append(node);}
+ void appendChar (int c, double x, double y, const Font &font);
+ void appendFontStyles (const std::set<const Font*> &fonts);
+ void append (const PhysicalFont &font, const std::set<int> &chars, GFGlyphTracer::Callback *cb=0);
+ void pushContextElement (XMLElementNode *node);
+ void popContextElement ();
+ void removeRedundantElements ();
+ void setBBox (const BoundingBox &bbox);
+ void setFont (int id, const Font *font);
+ void setX (double x) {_xchanged = true;}
+ void setY (double y) {_ychanged = true;}
+ void setMatrix (const Matrix &m) {_matrix.set(m);}
+ void setColor (const Color &c);
+ void setVertical (bool state) {_vertical.set(state);}
+ void transformPage (const Matrix *m);
+ const Color& getColor () const {return _color.get();}
+ const Matrix& getMatrix () const {return _matrix.get();}
+ XMLElementNode* rootNode () const {return _root;}
+
+ public:
+ static bool USE_FONTS; ///< if true, create font references and don't draw paths directly
+ static bool CREATE_STYLE; ///< use style elements and class attributes to reference fonts?
+ static bool CREATE_USE_ELEMENTS; ///< allow generation of <use/> elements?
+ static bool RELATIVE_PATH_CMDS; ///< relative path commands rather than absolute ones?
+ static bool MERGE_CHARS; ///< whether to merge chars with common properties into the same <text> tag
+ static double ZOOM_FACTOR; ///< factor applied to width/height attribute
+
+ protected:
+ void newTextNode (double x, double y);
+
+ private:
+ XMLDocument _doc;
+ XMLElementNode *_root, *_page, *_text, *_span, *_defs;
+ bool _xchanged, _ychanged;
+ Property<bool> _vertical; ///< true if in vertical writing mode
+ Property<const Font*> _font;
+ Property<Color> _color;
+ Property<Matrix> _matrix;
+ int _fontnum;
+ std::stack<XMLElementNode*> _pageContainerStack;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ShadingPatch.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ShadingPatch.cpp
new file mode 100644
index 00000000000..057f67f3f65
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ShadingPatch.cpp
@@ -0,0 +1,64 @@
+/*************************************************************************
+** ShadingPatch.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <sstream>
+#include "ShadingPatch.h"
+#include "TensorProductPatch.h"
+#include "TriangularPatch.h"
+
+using namespace std;
+
+/** Get functions to get/set the current color depending on the assigned color space. */
+void ShadingPatch::colorQueryFuncs (ColorGetter &getter, ColorSetter &setter) const {
+ switch (_colorspace) {
+ case Color::CMYK_SPACE:
+ getter = &Color::getCMYK;
+ setter = &Color::setCMYK;
+ break;
+ case Color::LAB_SPACE:
+ getter = &Color::getLab;
+ setter = &Color::setLab;
+ break;
+ case Color::RGB_SPACE:
+ getter = &Color::getRGB;
+ setter = &Color::setRGB;
+ break;
+ case Color::GRAY_SPACE:
+ getter = &Color::getGray;
+ setter = &Color::setGray;
+ }
+}
+
+
+/** Factory method: Creates a shading patch object depending on the given PostScript shading type. */
+ShadingPatch* ShadingPatch::create (int psShadingType, Color::ColorSpace cspace) {
+ switch (psShadingType) {
+ case 4: return new TriangularPatch(cspace);
+ case 5: return new LatticeTriangularPatch(cspace);
+ case 6: return new CoonsPatch(cspace);
+ case 7: return new TensorProductPatch(cspace);
+ }
+ ostringstream oss;
+ if (psShadingType > 0 && psShadingType < 4)
+ oss << "shading type " << psShadingType << " not supported";
+ else
+ oss << "invalid shading type " << psShadingType;
+ throw ShadingException(oss.str());
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ShadingPatch.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ShadingPatch.h
new file mode 100644
index 00000000000..84c44041e5e
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ShadingPatch.h
@@ -0,0 +1,71 @@
+/*************************************************************************
+** ShadingPatch.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_SHADINGPATCH_H
+#define DVISVGM_SHADINGPATCH_H
+
+#include "Color.h"
+#include "GraphicPath.h"
+#include "MessageException.h"
+
+
+class ShadingPatch
+{
+ public:
+ struct Callback {
+ virtual ~Callback () {}
+ virtual void patchSegment (GraphicPath<double> &path, const Color &color) =0;
+ };
+
+ typedef std::vector<DPair> PointVec;
+ typedef std::vector<Color> ColorVec;
+
+ public:
+ ShadingPatch (Color::ColorSpace colorSpace) : _colorspace(colorSpace) {}
+ virtual ~ShadingPatch () {}
+ virtual int psShadingType () const =0;
+ virtual void approximate (int gridsize, bool overlap, double delta, Callback &callback) const =0;
+ virtual void getBBox (BoundingBox &bbox) const =0;
+ virtual void getBoundaryPath (GraphicPath<double> &path) const =0;
+ virtual void setPoints (const PointVec &points, int edgeflag, ShadingPatch *patch) =0;
+ virtual void setColors (const ColorVec &colors, int edgeflag, ShadingPatch *patch) =0;
+ virtual int numPoints (int edgeflag) const =0;
+ virtual int numColors (int edgeflag) const =0;
+ virtual Color averageColor() const =0;
+ Color::ColorSpace colorSpace () const {return _colorspace;}
+ static ShadingPatch* create (int psShadingType, Color::ColorSpace cspace);
+
+ protected:
+ typedef void (Color::*ColorGetter)(std::valarray<double> &va) const;
+ typedef void (Color::*ColorSetter)(const std::valarray<double> &va);
+ void colorQueryFuncs (ColorGetter &getter, ColorSetter &setter) const;
+
+ private:
+ Color::ColorSpace _colorspace; ///< color space used to compute the shading values
+};
+
+
+struct ShadingException : public MessageException
+{
+ ShadingException (const std::string &msg) : MessageException(msg) {}
+};
+
+#endif
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SignalHandler.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SignalHandler.cpp
new file mode 100644
index 00000000000..3af78a66012
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SignalHandler.cpp
@@ -0,0 +1,86 @@
+/*************************************************************************
+** SignalHandler.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cerrno>
+#include <csignal>
+#include <cstdlib>
+#include "SignalHandler.h"
+
+using namespace std;
+
+bool SignalHandler::_break = false;
+
+
+SignalHandler::~SignalHandler() {
+ stop();
+}
+
+
+/** Returns the singleton handler object. */
+SignalHandler& SignalHandler::instance() {
+ static SignalHandler handler;
+ return handler;
+}
+
+
+/** Starts listening to CTRL-C signals.
+ * @return true if handler was activated. */
+bool SignalHandler::start () {
+ if (!_active) {
+ _break = false;
+ if (signal(SIGINT, SignalHandler::callback) != SIG_ERR) {
+ _active = true;
+ return true;
+ }
+ }
+ return false;
+}
+
+
+/** Stops listening for CTRL-C signals. */
+void SignalHandler::stop () {
+ if (_active) {
+ signal(SIGINT, SIG_DFL);
+ _active = false;
+ }
+}
+
+
+/** Checks for incoming signals and throws an exception if CTRL-C was caught.
+ * @throw SignalException */
+void SignalHandler::check() {
+ if (_break)
+ throw SignalException();
+}
+
+
+void SignalHandler::trigger (bool notify) {
+ _break = true;
+ if (notify)
+ check();
+}
+
+
+/** This function is called on CTRL-C signals. */
+void SignalHandler::callback (int) {
+ _break = true;
+}
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SignalHandler.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SignalHandler.h
new file mode 100644
index 00000000000..25ee5fba118
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SignalHandler.h
@@ -0,0 +1,50 @@
+/*************************************************************************
+** SignalHandler.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_SIGNALHANDLER_H
+#define DVISVGM_SIGNALHANDLER_H
+
+#include <exception>
+
+struct SignalException : public std::exception {
+};
+
+
+class SignalHandler
+{
+ public:
+ ~SignalHandler ();
+ static SignalHandler& instance ();
+ bool start ();
+ void stop ();
+ void check ();
+ void trigger (bool notify);
+ bool active () const {return _active;}
+
+ protected:
+ SignalHandler () : _active(false) {}
+ static void callback (int signal);
+
+ private:
+ bool _active; ///< true if listening for signals
+ static bool _break; ///< true if signal has been caught
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SpecialActions.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SpecialActions.h
new file mode 100644
index 00000000000..e0f35c78738
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SpecialActions.h
@@ -0,0 +1,96 @@
+/*************************************************************************
+** SpecialActions.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_SPECIALACTIONS_H
+#define DVISVGM_SPECIALACTIONS_H
+
+#include <string>
+#include "BoundingBox.h"
+#include "Color.h"
+#include "Matrix.h"
+
+
+struct XMLNode;
+class XMLElementNode;
+
+struct SpecialActions
+{
+ virtual ~SpecialActions () {}
+ virtual double getX () const =0;
+ virtual double getY () const =0;
+ virtual void setX (double x) =0;
+ virtual void setY (double y) =0;
+ virtual void finishLine () =0;
+ virtual void setColor (const Color &color) =0;
+ virtual Color getColor () const =0;
+ virtual void setMatrix (const Matrix &m) =0;
+ virtual const Matrix& getMatrix () const =0;
+ virtual void getPageTransform (Matrix &matrix) const =0;
+ virtual void setBgColor (const Color &color) =0;
+ virtual void appendToPage (XMLNode *node) =0;
+ virtual void appendToDefs (XMLNode *node) =0;
+ virtual void prependToPage (XMLNode *node) =0;
+ virtual void pushContextElement (XMLElementNode *node) =0;
+ virtual void popContextElement () =0;
+ virtual BoundingBox& bbox () =0;
+ virtual BoundingBox& bbox (const std::string &name, bool reset=false) =0;
+ virtual void embed (const BoundingBox &bbox) =0;
+ virtual void embed (const DPair &p, double r=0) =0;
+ virtual unsigned getCurrentPageNumber () const =0;
+ virtual std::string getSVGFilename (unsigned pageno) const =0;
+ virtual void progress (const char *id) {}
+ virtual int getDVIStackDepth () const {return 0;}
+
+ static double PROGRESSBAR_DELAY; ///< progress bar doesn't appear before this time has elapsed (in sec)
+};
+
+
+class EmptySpecialActions : public SpecialActions
+{
+ public:
+ double getX () const {return 0;}
+ double getY () const {return 0;}
+ void setX (double x) {}
+ void setY (double y) {}
+ void finishLine () {}
+ void setColor (const Color &color) {}
+ void setBgColor (const Color &color) {}
+ Color getColor () const {return Color::BLACK;}
+ void setMatrix (const Matrix &m) {}
+ const Matrix& getMatrix () const {return _matrix;}
+ void getPageTransform (Matrix &matrix) const {}
+ void appendToPage (XMLNode *node) {}
+ void appendToDefs (XMLNode *node) {}
+ void prependToPage (XMLNode *node) {}
+ void pushContextElement (XMLElementNode *node) {}
+ void popContextElement () {}
+ BoundingBox& bbox () {return _bbox;}
+ BoundingBox& bbox (const std::string &name, bool reset=false) {return _bbox;}
+ void embed (const BoundingBox &bbox) {}
+ void embed (const DPair &p, double r=0) {}
+ unsigned getCurrentPageNumber() const {return 0;}
+ std::string getSVGFilename (unsigned pageno) const {return "";}
+
+ private:
+ BoundingBox _bbox;
+ Matrix _matrix;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SpecialHandler.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SpecialHandler.h
new file mode 100644
index 00000000000..1924bf12102
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SpecialHandler.h
@@ -0,0 +1,74 @@
+/*************************************************************************
+** SpecialHandler.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_SPECIALHANDLER_H
+#define DVISVGM_SPECIALHANDLER_H
+
+#include <istream>
+#include <list>
+#include "MessageException.h"
+
+
+struct SpecialActions;
+class SpecialManager;
+
+
+struct SpecialException : public MessageException
+{
+ SpecialException (const std::string &msg) : MessageException(msg) {}
+};
+
+
+struct DVIPreprocessingListener
+{
+ virtual ~DVIPreprocessingListener () {}
+ virtual void dviPreprocessingFinished () =0;
+};
+
+
+struct DVIEndPageListener
+{
+ virtual ~DVIEndPageListener () {}
+ virtual void dviEndPage (unsigned pageno) =0;
+};
+
+
+struct DVIPositionListener
+{
+ virtual ~DVIPositionListener () {}
+ virtual void dviMovedTo (double x, double y) =0;
+};
+
+
+struct SpecialHandler
+{
+ friend class SpecialManager;
+
+ virtual ~SpecialHandler () {}
+ virtual const char** prefixes () const=0;
+ virtual const char* info () const=0;
+ virtual const char* name () const=0;
+ virtual void setDviScaleFactor (double dvi2bp) {}
+ virtual void preprocess (const char *prefix, std::istream &is, SpecialActions *actions) {}
+ virtual bool process (const char *prefix, std::istream &is, SpecialActions *actions)=0;
+};
+
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SpecialManager.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SpecialManager.cpp
new file mode 100644
index 00000000000..6699b9ee0c7
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SpecialManager.cpp
@@ -0,0 +1,183 @@
+/*************************************************************************
+** SpecialManager.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <iomanip>
+#include <sstream>
+#include "SpecialActions.h"
+#include "SpecialHandler.h"
+#include "SpecialManager.h"
+#include "PsSpecialHandler.h"
+#include "macros.h"
+
+using namespace std;
+
+double SpecialActions::PROGRESSBAR_DELAY=1000; // initial delay in seconds (values >= 1000 disable the progressbar)
+
+
+SpecialManager::~SpecialManager () {
+ unregisterHandlers();
+}
+
+
+SpecialManager& SpecialManager::instance() {
+ static SpecialManager sm;
+ return sm;
+}
+
+
+/** Remove all registered handlers. */
+void SpecialManager::unregisterHandlers () {
+ FORALL(_pool, vector<SpecialHandler*>::iterator, it)
+ delete *it;
+ _pool.clear();
+ _handlers.clear();
+ _endPageListeners.clear();
+ _positionListeners.clear();
+}
+
+
+/** Registers a single special handler. This method doesn't check if a
+ * handler of the same class is already registered.
+ * @param[in] handler pointer to handler to be registered */
+void SpecialManager::registerHandler (SpecialHandler *handler) {
+ if (handler) {
+ // get array of prefixes this handler is responsible for
+ _pool.push_back(handler);
+ for (const char **p=handler->prefixes(); *p; ++p)
+ _handlers[*p] = handler;
+ if (DVIPreprocessingListener *listener = dynamic_cast<DVIPreprocessingListener*>(handler))
+ _preprocListeners.push_back(listener);
+ if (DVIEndPageListener *listener = dynamic_cast<DVIEndPageListener*>(handler))
+ _endPageListeners.push_back(listener);
+ if (DVIPositionListener *listener = dynamic_cast<DVIPositionListener*>(handler))
+ _positionListeners.push_back(listener);
+ }
+}
+
+
+/** Registers several special handlers at once.
+ * If ignorelist == 0, all given handlers are registered. To exclude selected sets of
+ * specials, the corresponding names can be given separated by non alpha-numeric characters,
+ * e.g. "color, ps, em" or "color: ps em" etc.
+ * @param[in] handlers pointer to zero-terminated array of handlers to be registered
+ * @param[in] ignorelist list of special names to be ignored */
+void SpecialManager::registerHandlers (SpecialHandler **handlers, const char *ignorelist) {
+ if (handlers) {
+ string ign = ignorelist ? ignorelist : "";
+ FORALL(ign, string::iterator, it)
+ if (!isalnum(*it))
+ *it = '%';
+ ign = "%"+ign+"%";
+
+ for (; *handlers; handlers++) {
+ if (!(*handlers)->name() || ign.find("%"+string((*handlers)->name())+"%") == string::npos)
+ registerHandler(*handlers);
+ else
+ delete *handlers;
+ }
+ }
+}
+
+
+/** Looks for an appropriate handler for a given special prefix.
+ * @param[in] prefix the special prefix, e.g. "color" or "em"
+ * @return in case of success: pointer to handler, 0 otherwise */
+SpecialHandler* SpecialManager::findHandler (const string &prefix) const {
+ ConstIterator it = _handlers.find(prefix);
+ if (it != _handlers.end())
+ return it->second;
+ return 0;
+}
+
+
+static string extract_prefix (istream &is) {
+ int c;
+ string prefix;
+ while (isalnum(c=is.get()))
+ prefix += c;
+ if (ispunct(c)) // also add seperation character to identifying prefix
+ prefix += c;
+ if (prefix == "ps:" && is.peek() == ':')
+ prefix += is.get();
+ return prefix;
+}
+
+
+void SpecialManager::preprocess (const string &special, SpecialActions *actions) const {
+ istringstream iss(special);
+ string prefix = extract_prefix(iss);
+ if (SpecialHandler *handler = findHandler(prefix))
+ handler->preprocess(prefix.c_str(), iss, actions);
+}
+
+
+/** Executes a special command.
+ * @param[in] special the special expression
+ * @param[in] dvi2bp factor to convert DVI units to PS points
+ * @param[in] actions actions the special handlers can perform
+ * @return true if the special could be processed successfully
+ * @throw SpecialException in case of errors during special processing */
+bool SpecialManager::process (const string &special, double dvi2bp, SpecialActions *actions) const {
+ istringstream iss(special);
+ string prefix = extract_prefix(iss);
+ bool success=false;
+ if (SpecialHandler *handler = findHandler(prefix)) {
+ handler->setDviScaleFactor(dvi2bp);
+ success = handler->process(prefix.c_str(), iss, actions);
+ }
+ return success;
+}
+
+
+void SpecialManager::notifyPreprocessingFinished () const {
+ FORALL(_preprocListeners, vector<DVIPreprocessingListener*>::const_iterator, it)
+ (*it)->dviPreprocessingFinished();
+}
+
+
+void SpecialManager::notifyEndPage (unsigned pageno) const {
+ FORALL(_endPageListeners, vector<DVIEndPageListener*>::const_iterator, it)
+ (*it)->dviEndPage(pageno);
+}
+
+
+void SpecialManager::notifyPositionChange (double x, double y) const {
+ FORALL(_positionListeners, vector<DVIPositionListener*>::const_iterator, it)
+ (*it)->dviMovedTo(x, y);
+}
+
+
+void SpecialManager::writeHandlerInfo (ostream &os) const {
+ ios::fmtflags osflags(os.flags());
+ typedef map<string, SpecialHandler*> SortMap;
+ SortMap m;
+ FORALL(_handlers, ConstIterator, it)
+ if (it->second->name())
+ m[it->second->name()] = it->second;
+ FORALL(m, SortMap::iterator, it) {
+ os << setw(10) << left << it->second->name() << ' ';
+ if (it->second->info())
+ os << it->second->info();
+ os << endl;
+ }
+ os.flags(osflags); // restore format flags
+}
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SpecialManager.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SpecialManager.h
new file mode 100644
index 00000000000..29c325c20cc
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/SpecialManager.h
@@ -0,0 +1,66 @@
+/*************************************************************************
+** SpecialManager.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_SPECIALMANAGER_H
+#define DVISVGM_SPECIALMANAGER_H
+
+#include <map>
+#include <ostream>
+#include <string>
+#include <vector>
+#include "SpecialHandler.h"
+
+struct SpecialActions;
+
+class SpecialManager
+{
+ private:
+ typedef std::vector<SpecialHandler*> HandlerPool;
+ typedef std::map<std::string,SpecialHandler*> HandlerMap;
+ typedef HandlerMap::iterator Iterator;
+ typedef HandlerMap::const_iterator ConstIterator;
+
+ public:
+ ~SpecialManager ();
+ static SpecialManager& instance ();
+ void registerHandler (SpecialHandler *handler);
+ void registerHandlers (SpecialHandler **handlers, const char *ignorelist);
+ void unregisterHandlers ();
+ void preprocess (const std::string &special, SpecialActions *actions) const;
+ bool process (const std::string &special, double dvi2bp, SpecialActions *actions) const;
+ void notifyPreprocessingFinished () const;
+ void notifyEndPage (unsigned pageno) const;
+ void notifyPositionChange (double x, double y) const;
+ void writeHandlerInfo (std::ostream &os) const;
+
+ protected:
+ SpecialManager () {}
+ SpecialManager (const SpecialManager &) {}
+ SpecialHandler* findHandler (const std::string &prefix) const;
+
+ private:
+ HandlerPool _pool; ///< stores pointers to all handlers
+ HandlerMap _handlers; ///< pointers to handlers for corresponding prefixes
+ std::vector<DVIPreprocessingListener*> _preprocListeners;
+ std::vector<DVIEndPageListener*> _endPageListeners;
+ std::vector<DVIPositionListener*> _positionListeners;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/StreamReader.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/StreamReader.cpp
new file mode 100644
index 00000000000..95722a77c87
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/StreamReader.cpp
@@ -0,0 +1,160 @@
+/*************************************************************************
+** StreamReader.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include "CRC32.h"
+#include "StreamReader.h"
+#include "macros.h"
+
+using namespace std;
+
+
+istream& StreamReader::replaceStream (istream &in) {
+ istream &ret = *_is;
+ _is = &in;
+ return ret;
+}
+
+
+/** Reads an unsigned integer from assigned input stream.
+ * @param[in] bytes number of bytes to read (max. 4)
+ * @return read integer */
+UInt32 StreamReader::readUnsigned (int bytes) {
+ UInt32 ret = 0;
+ for (bytes--; bytes >= 0 && !_is->eof(); bytes--) {
+ UInt32 b = _is->get();
+ ret |= b << (8*bytes);
+ }
+ return ret;
+}
+
+
+/** Reads an unsigned integer from assigned input stream and updates the CRC32 checksum.
+ * @param[in] bytes number of bytes to read (max. 4)
+ * @param[in,out] crc32 checksum to be updated
+ * @return read integer */
+UInt32 StreamReader::readUnsigned (int bytes, CRC32 &crc32) {
+ UInt32 ret = readUnsigned(bytes);
+ crc32.update(ret, bytes);
+ return ret;
+}
+
+
+/** Reads an signed integer from assigned input stream.
+ * @param[in] bytes number of bytes to read (max. 4)
+ * @return read integer */
+Int32 StreamReader::readSigned (int bytes) {
+ Int32 ret = _is->get();
+ if (ret & 128) // negative value?
+ ret |= 0xffffff00;
+ for (bytes-=2; bytes >= 0 && !_is->eof(); bytes--)
+ ret = (ret << 8) | _is->get();
+ return ret;
+}
+
+
+/** Reads an signed integer from assigned input stream and updates the CRC32 checksum.
+ * @param[in] bytes number of bytes to read (max. 4)
+ * @param[in,out] crc32 checksum to be updated
+ * @return read integer */
+Int32 StreamReader::readSigned (int bytes, CRC32 &crc32) {
+ Int32 ret = readSigned(bytes);
+ crc32.update(ret, bytes);
+ return ret;
+}
+
+
+/** Reads a string terminated by a 0-byte. */
+string StreamReader::readString () {
+ if (!_is)
+ throw StreamReaderException("no stream assigned");
+ string ret;
+ while (!_is->eof() && _is->peek() > 0)
+ ret += _is->get();
+ _is->get(); // skip 0-byte
+ return ret;
+}
+
+
+/** Reads a string terminated by a 0-byte and updates the CRC32 checksum.
+ * @param[in,out] crc32 checksum to be updated
+ * @param[in] finalZero consider final 0-byte in checksum
+ * @return the string read */
+string StreamReader::readString (CRC32 &crc32, bool finalZero) {
+ string ret = readString();
+ crc32.update((const UInt8*)ret.c_str(), ret.length());
+ if (finalZero)
+ crc32.update(0, 1);
+ return ret;
+}
+
+
+/** Reads a string of a given length.
+ * @param[in] length number of characters to read
+ * @return the string read */
+string StreamReader::readString (int length) {
+ if (!_is)
+ throw StreamReaderException("no stream assigned");
+ char *buf = new char[length+1];
+ if (length <= 0)
+ *buf = 0;
+ else {
+ _is->read(buf, length); // reads 'length' bytes
+ buf[length] = 0;
+ }
+ string ret = buf;
+ delete [] buf;
+ return ret;
+}
+
+
+/** Reads a string of a given length and updates the CRC32 checksum.
+ * @param[in] length number of characters to read
+ * @param[in,out] crc32 checksum to be updated
+ * @return the string read */
+string StreamReader::readString (int length, CRC32 &crc32) {
+ string ret = readString(length);
+ crc32.update(ret.c_str());
+ return ret;
+}
+
+
+vector<UInt8>& StreamReader::readBytes (int n, vector<UInt8> &bytes) {
+ if (n > 0)
+ _is->read((char*)&bytes[0], n);
+ return bytes;
+}
+
+
+vector<UInt8>& StreamReader::readBytes (int n, vector<UInt8> &bytes, CRC32 &crc32) {
+ readBytes(n, bytes);
+ crc32.update(&bytes[0], bytes.size());
+ return bytes;
+}
+
+
+int StreamReader::readByte (CRC32 &crc32) {
+ int ret = readByte();
+ if (ret >= 0) {
+ const UInt8 c = UInt8(ret & 0xff);
+ crc32.update(&c, 1);
+ }
+ return ret;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/StreamReader.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/StreamReader.h
new file mode 100644
index 00000000000..24c37c487d2
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/StreamReader.h
@@ -0,0 +1,71 @@
+/*************************************************************************
+** StreamReader.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_STREAMREADER_H
+#define DVISVGM_STREAMREADER_H
+
+#include <istream>
+#include <string>
+#include <vector>
+#include "MessageException.h"
+#include "types.h"
+
+class CRC32;
+
+class StreamReader
+{
+ public:
+ StreamReader (std::istream &is) : _is(&is) {}
+ virtual ~StreamReader () {}
+ bool isStreamValid () const {return _is;}
+ bool eof () const {return _is->eof();}
+ void clearStream () {_is->clear();}
+ std::istream& replaceStream (std::istream &s);
+ UInt32 readUnsigned (int n);
+ UInt32 readUnsigned (int n, CRC32 &crc32);
+ Int32 readSigned (int n);
+ Int32 readSigned (int n, CRC32 &crc32);
+ std::string readString ();
+ std::string readString (CRC32 &crc32, bool finalZero=false);
+ std::string readString (int length);
+ std::string readString (int length, CRC32 &crc32);
+ std::vector<UInt8>& readBytes (int n, std::vector<UInt8> &bytes);
+ std::vector<UInt8>& readBytes (int n, std::vector<UInt8> &bytes, CRC32 &crc32);
+ int readByte () {return _is->get();}
+ int readByte (CRC32 &crc32);
+ void seek (std::streampos pos, std::ios::seekdir dir) {_is->seekg(pos, dir);}
+ void seek (std::streampos pos) {_is->seekg(pos);}
+ std::streampos tell () const {return _is->tellg();}
+ int peek () const {return _is->peek();}
+
+ protected:
+ std::istream& getInputStream () {return *_is;}
+
+ private:
+ std::istream *_is;
+};
+
+
+struct StreamReaderException : public MessageException
+{
+ StreamReaderException (const std::string &msg) : MessageException(msg) {}
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/StreamWriter.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/StreamWriter.cpp
new file mode 100644
index 00000000000..db336b64d5f
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/StreamWriter.cpp
@@ -0,0 +1,82 @@
+/*************************************************************************
+** StreamWriter.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include "CRC32.h"
+#include "StreamWriter.h"
+
+using namespace std;
+
+
+/** Writes an unsigned integer to the output stream.
+ * @param[in] val the value to write
+ * @param[in] n number of bytes to be considered */
+void StreamWriter::writeUnsigned (UInt32 val, int n) {
+ for (n--; n >= 0; n--)
+ _os.put((val >> (8*n)) & 0xff);
+}
+
+
+/** Writes a signed integer to the output stream.
+ * @param[in] val the value to write
+ * @param[in] n number of bytes to be considered */
+void StreamWriter::writeSigned (Int32 val, int n) {
+ writeUnsigned((UInt32)val, n);
+}
+
+
+/** Writes a signed integer to the output stream.
+ * @param[in] val the value to write
+ * @param[in] finalZero if true, a final 0-byte is appended */
+void StreamWriter::writeString (const string &str, bool finalZero) {
+ for (size_t i=0; i < str.length(); i++)
+ _os.put(str[i]);
+ if (finalZero)
+ _os.put(0);
+}
+
+
+/** Writes an unsigned integer to the output stream.
+ * @param[in] val the value to write
+ * @param[in] n number of bytes to be considered
+ * @param[in,out] crc32 checksum to be updated */
+void StreamWriter::writeUnsigned (UInt32 val, int n, CRC32 &crc32) {
+ writeUnsigned(val, n);
+ crc32.update(val, n);
+}
+
+
+/** Writes a signed integer to the output stream and updates the CRC32 checksum.
+ * @param[in] val the value to write
+ * @param[in] n number of bytes to be considered
+ * @param[in,out] crc32 checksum to be updated */
+void StreamWriter::writeSigned (Int32 val, int n, CRC32 &crc32) {
+ writeUnsigned((UInt32)val, n, crc32);
+}
+
+
+/** Writes a string to the output stream and updates the CRC32 checksum.
+ * @param[in] str the string to write
+ * @param[in,out] crc32 checksum to be updated
+ * @param[in] finalZero if true, a final 0-byte is appended */
+void StreamWriter::writeString (const std::string &str, CRC32 &crc32, bool finalZero) {
+ writeString(str, finalZero);
+ crc32.update((const UInt8*)str.c_str(), str.length() + (finalZero ? 1 : 0));
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/StreamWriter.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/StreamWriter.h
new file mode 100644
index 00000000000..a17c891e741
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/StreamWriter.h
@@ -0,0 +1,46 @@
+/*************************************************************************
+** StreamWriter.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_STREAMWRITER_H
+#define DVISVGM_STREAMWRITER_H
+
+#include <ostream>
+#include "types.h"
+
+
+class CRC32;
+
+class StreamWriter
+{
+ public:
+ StreamWriter (std::ostream &os) : _os(os) {}
+ virtual ~StreamWriter () {}
+ void writeUnsigned (UInt32 val, int n);
+ void writeSigned (Int32 val, int n);
+ void writeString (const std::string &str, bool finalZero=false);
+ void writeUnsigned (UInt32 val, int n, CRC32 &crc32);
+ void writeSigned (Int32 val, int n, CRC32 &crc32);
+ void writeString (const std::string &str, CRC32 &crc32, bool finalZero=false);
+
+ private:
+ std::ostream &_os;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Subfont.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Subfont.cpp
new file mode 100644
index 00000000000..b71775e9297
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Subfont.cpp
@@ -0,0 +1,267 @@
+/*************************************************************************
+** Subfont.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cstdlib>
+#include <cstring>
+#include <fstream>
+#include <limits>
+#include "FileFinder.h"
+#include "Subfont.h"
+#include "Message.h"
+
+using namespace std;
+
+// helper functions
+
+static int skip_mapping_data (istream &is);
+static bool scan_line (const char *line, int lineno, UInt16 *mapping, const string &fname, int &pos);
+
+
+/** Constructs a new SubfontDefinition object.
+ * @param[in] name name of subfont definition
+ * @param[in] fpath path to corresponding .sfd file*/
+SubfontDefinition::SubfontDefinition (const string &name, const char *fpath) : _sfname(name) {
+ // read all subfont IDs from the .sfd file but skip the mapping data
+ ifstream is(fpath);
+ while (is) {
+ if (is.peek() == '#') // comment line?
+ is.ignore(numeric_limits<int>::max(), '\n'); // => skip it
+ else if (isspace(is.peek()))
+ is.get();
+ else {
+ string id;
+ while (is && !isspace(is.peek()))
+ id += is.get();
+ if (!id.empty()) {
+ pair<Iterator, bool> state = _subfonts.insert(pair<string,Subfont*>(id, (Subfont*)0));
+ if (state.second) // id was not present in map already
+ state.first->second = new Subfont(*this, state.first->first);
+ skip_mapping_data(is);
+ }
+ }
+ }
+}
+
+
+SubfontDefinition::~SubfontDefinition () {
+ for (Iterator it=_subfonts.begin(); it != _subfonts.end(); ++it)
+ delete it->second;
+}
+
+
+/** Looks for a subfont definition of the given name and returns the corresponding object.
+ * All objects are only created once for a given name and stored in an internal cache.
+ * @param[in] name name of subfont definition to lookup
+ * @return pointer to subfont definition object or 0 if it doesn't exist */
+SubfontDefinition* SubfontDefinition::lookup (const std::string &name) {
+ typedef map<string,SubfontDefinition*> SFDMap;
+ static SFDMap sfdMap;
+ SFDMap::iterator it = sfdMap.find(name);
+ if (it != sfdMap.end())
+ return it->second;
+ SubfontDefinition *sfd=0;
+ if (const char *path = FileFinder::lookup(name+".sfd", false)) {
+ sfd = new SubfontDefinition(name, path);
+ sfdMap[name] = sfd;
+ }
+ return sfd;
+}
+
+
+/** Returns the full path to the corresponding .sfd file or 0 if it can't be found. */
+const char* SubfontDefinition::path () const {
+ return FileFinder::lookup(filename(), false);
+}
+
+
+/** Returns the subfont with the given ID, or 0 if it doesn't exist. */
+Subfont* SubfontDefinition::subfont (const string &id) const {
+ ConstIterator it = _subfonts.find(id);
+ if (it != _subfonts.end())
+ return it->second;
+ return 0;
+}
+
+
+/** Returns all subfonts defined in this SFD. */
+int SubfontDefinition::subfonts (vector<Subfont*> &sfs) const {
+ for (ConstIterator it=_subfonts.begin(); it != _subfonts.end(); ++it)
+ sfs.push_back(it->second);
+ return sfs.size();
+}
+
+//////////////////////////////////////////////////////////////////////
+
+Subfont::~Subfont () {
+ delete [] _mapping;
+}
+
+
+/** Reads the character mappings for a given subfont ID.
+ * Format of subfont definition (sfd) files:
+ * sfd ::= (ID entries | '#' <string> '\n')*
+ * ID ::= <string without whitespace>
+ * entries ::= (integer | integer ':' | integer '_' integer)*
+ * The mapping data for a subfont is given as a sequence of 256 16-bit values where
+ * value v at position c defines the (global) character code that is assigned to the
+ * local subfont character c. The sequence v,v+1,v+2,...,v+n can be abbreviated with
+ * v '_' v+n, e.g. 10_55. In order to continue the sequence at a different position,
+ * the syntax number ':' can be used. Example: 10: 5 6 7 assigns the values v=5, 6, 7
+ * to c=10, 11 and 12, respectively.
+ * @return true if the data has been read successfully */
+bool Subfont::read () {
+ if (_mapping) // if there's already a mapping assigned, we're finished here
+ return true;
+ if (const char *p = _sfd.path()) {
+ ifstream is(p);
+ if (!is)
+ return false;
+
+ int lineno=1;
+ while (is) {
+ if (is.peek() == '#' || is.peek() == '\n') {
+ is.ignore(numeric_limits<int>::max(), '\n'); // skip comment and empty line
+ lineno++;
+ }
+ else if (isspace(is.peek()))
+ is.get();
+ else {
+ string id;
+ while (is && !isspace(is.peek()))
+ id += is.get();
+ if (id != _id)
+ lineno += skip_mapping_data(is);
+ else {
+ // build mapping array
+ _mapping = new UInt16[256];
+ memset(_mapping, 0, 256*sizeof(UInt16));
+ int pos=0;
+ char buf[1024];
+ bool complete=false;
+ while (!complete) {
+ is.getline(buf, 1024);
+ complete = scan_line(buf, lineno, _mapping, _sfd.filename() ,pos);
+ }
+ return true;
+ }
+ }
+ }
+ }
+ return false;
+}
+
+
+/** Returns the global character code of the target font for a
+ * (local) character code of the subfont.
+ * @param[in] c local character code relative to the subfont
+ * @return character code of the target font */
+UInt16 Subfont::decode (unsigned char c) {
+ if (!_mapping && !read())
+ return 0;
+ return _mapping[c];
+}
+
+
+//////////////////////////////////////////////////////////////////////
+
+
+/** Skips the mapping data of a subfont entry.
+ * @param[in] is stream to read from
+ * @return number of lines skipped */
+static int skip_mapping_data (istream &is) {
+ char buf[1024];
+ bool complete=false;
+ int lines=0;
+ while (is && !complete) {
+ is.getline(buf, 1024);
+ if (is.gcount() > 1)
+ lines++;
+ const char *p = buf+is.gcount()-2;
+ while (p >= buf && isspace(*p))
+ p--;
+ complete = (p < buf || *p != '\\'); // line doesn't end with backslash
+ }
+ return lines;
+}
+
+
+/** Scans a single line of mapping data and stores the values in the given array.
+ * @param[in] line the line of text to be scanned
+ * @param[in] lineno line number used in exception messages
+ * @param[in,out] mapping the mapping data
+ * @param[in] fname name of the mapfile being scanned
+ * @param[in,out] offset position/index of next mapping value
+ * @return true if the line is the last one the current mapping sequence, i.e. the line doesn't end with a backslash */
+static bool scan_line (const char *line, int lineno, UInt16 *mapping, const string &fname, int &offset) {
+ const char *p=line;
+ char *q;
+ for (; *p && isspace(*p); p++);
+ while (*p) {
+ if (*p == '\\') {
+ while (*++p)
+ if (!isspace(*p))
+ throw SubfontException("unexpected backslash in mapping table", fname, lineno);
+ }
+ else {
+ long val1 = strtol(p, &q, 0); // first value of range
+ long val2; // last value of range
+ ostringstream oss; // output stream for exception messages
+ switch (*q) {
+ case ':':
+ if (val1 < 0 || val1 > 255)
+ throw SubfontException(oss << "offset value " << val1 << " out of range (0-255)", fname, lineno);
+ offset = val1;
+ val1 = -1;
+ q++;
+ break;
+ case '_':
+ p = q+1;
+ val2 = strtol(p, &q, 0);
+ if (val1 < 0 || val1 > 0xffffL)
+ throw SubfontException(oss << "table value " << val1 << " out of range", fname, lineno);
+ if (val2 < 0 || val2 > 0xffffL)
+ throw SubfontException(oss << "table value " << val2 << " out of range", fname, lineno);
+ if (p == q || (!isspace(*q) && *q != '\\' && *q))
+ throw SubfontException(oss << "unexpected character '" << *q << "'", fname, lineno);
+ break;
+ default:
+ if (p == q || (!isspace(*q) && *q != '\\' && *q))
+ throw SubfontException(oss << "unexpected character '" << *q << "'", fname, lineno);
+ if (val1 < 0 || val1 > 0xffffL)
+ throw SubfontException("invalid character code", fname, lineno);
+ val2 = val1;
+ }
+ if (val1 >= 0) {
+ if (val1 > val2 || offset+val2-val1 > 255)
+ throw SubfontException(oss << "invalid range in mapping table: " << hex << val1 << '_' << val2, fname, lineno);
+ for (long v=val1; v <= val2; v++) {
+ if (mapping[offset])
+ throw SubfontException(oss << "mapping of character " << offset << " already defined", fname, lineno);
+ mapping[offset++] = static_cast<UInt16>(v);
+ }
+ }
+ for (p=q; *p && isspace(*p); p++);
+ }
+ }
+ for (p--; p >= line && isspace(*p); p--);
+ return p < line || *p != '\\';
+}
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Subfont.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Subfont.h
new file mode 100644
index 00000000000..4585a0981df
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Subfont.h
@@ -0,0 +1,102 @@
+/*************************************************************************
+** Subfont.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_SUBFONT_H
+#define DVISVGM_SUBFONT_H
+
+#include <istream>
+#include <map>
+#include <sstream>
+#include <string>
+#include <vector>
+#include "MessageException.h"
+#include "types.h"
+
+
+class Subfont;
+
+
+/** Represents a collection of subfont mappings as defined in a .sfd file, and
+ * encapsulates the evaluation of these files. */
+class SubfontDefinition
+{
+ typedef std::map<std::string, Subfont*> Subfonts;
+ typedef Subfonts::iterator Iterator;
+ typedef Subfonts::const_iterator ConstIterator;
+ public:
+ ~SubfontDefinition ();
+ static SubfontDefinition* lookup (const std::string &name);
+// int getIDs (std::vector<std::string> &ids) const;
+ const std::string& name() const {return _sfname;}
+ std::string filename() const {return _sfname+".sfd";}
+ Subfont* subfont (const std::string &id) const;
+ int subfonts (std::vector<Subfont*> &sfs) const;
+ const char* path () const;
+
+ protected:
+ SubfontDefinition (const std::string &name, const char *fpath);
+ SubfontDefinition (const SubfontDefinition &sfd) {}
+
+ private:
+ std::string _sfname; ///< name of subfont
+ Subfonts _subfonts; ///< all subfonts defined in the corresponding .sfd file
+};
+
+
+/** Represents a single subfont mapping defined in a SubfontDefinition (.sfd file). */
+class Subfont
+{
+ friend class SubfontDefinition;
+ public:
+ ~Subfont();
+ const std::string& id () const {return _id;}
+ UInt16 decode (unsigned char c);
+
+ protected:
+ Subfont (SubfontDefinition &sfd, const std::string &id) : _sfd(sfd), _id(id), _mapping(0) {}
+ bool read ();
+
+ private:
+ SubfontDefinition &_sfd; ///< SubfontDefinition where this Subfont belongs to
+ const std::string &_id; ///< id of this subfont as specified in the .sfd file
+ UInt16 *_mapping; ///< the character mapping table with 256 entries
+};
+
+
+class SubfontException : public MessageException
+{
+ public:
+ SubfontException (const std::string &msg, const std::string &fname, int lineno=0)
+ : MessageException(msg), _fname(fname), _lineno(lineno) {}
+
+ SubfontException (const std::ostream &oss, const std::string &fname, int lineno=0)
+ : MessageException(dynamic_cast<const std::ostringstream&>(oss).str()), _fname(fname), _lineno(lineno) {}
+
+ virtual ~SubfontException () throw() {}
+
+ const char* filename () const {return _fname.c_str();}
+ int lineno () const {return _lineno;}
+
+ private:
+ std::string _fname;
+ int _lineno;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/System.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/System.cpp
new file mode 100644
index 00000000000..1bbd4378df4
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/System.cpp
@@ -0,0 +1,50 @@
+/*************************************************************************
+** System.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <ctime>
+#include "System.h"
+
+#if defined (HAVE_SYS_TIME_H)
+#include <sys/time.h>
+#elif defined (HAVE_SYS_TIMEB_H)
+#include <sys/timeb.h>
+#endif
+
+
+using namespace std;
+
+
+/** Returns timestamp (wall time) in seconds. */
+double System::time () {
+#if defined (HAVE_SYS_TIME_H)
+ struct timeval tv;
+ gettimeofday(&tv, NULL);
+ return tv.tv_sec + tv.tv_usec/1000000.0;
+#elif defined (HAVE_SYS_TIMEB_H)
+ struct timeb tb;
+ ftime(&tb);
+ return tb.time + tb.millitm/1000.0;
+#else
+ clock_t myclock = clock();
+ return double(myclock)/CLOCKS_PER_SEC;
+#endif
+}
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/System.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/System.h
new file mode 100644
index 00000000000..ffca48e1cd3
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/System.h
@@ -0,0 +1,29 @@
+/*************************************************************************
+** System.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_SYSTEM_H
+#define DVISVGM_SYSTEM_H
+
+namespace System
+{
+ double time ();
+}
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TFM.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TFM.cpp
new file mode 100644
index 00000000000..6e3ad81eb9a
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TFM.cpp
@@ -0,0 +1,156 @@
+/*************************************************************************
+** TFM.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <iostream>
+#include <fstream>
+#include <vector>
+#include "FileFinder.h"
+#include "Message.h"
+#include "StreamReader.h"
+#include "TFM.h"
+
+using namespace std;
+
+
+/** Reads a sequence of n TFM words (4 Bytes each).
+ * @param[in] sr the TFM data is read from this object
+ * @param[out] v the read words
+ * @param[in] n number of words to be read */
+template <typename T>
+static void read_words (StreamReader &sr, vector<T> &v, unsigned n) {
+ v.clear();
+ v.resize(n);
+ for (unsigned i=0; i < n; i++)
+ v[i] = sr.readUnsigned(4);
+}
+
+
+/** Converts a TFM fix point value to double (PS point units). */
+static double fix2double (FixWord fix) {
+ const double pt2bp = 72/72.27;
+ return double(fix)/(1 << 20)*pt2bp;
+}
+
+
+TFM::TFM (istream &is) {
+ is.seekg(0);
+ StreamReader sr(is);
+ UInt16 lf = UInt16(sr.readUnsigned(2)); // length of entire file in 4 byte words
+ UInt16 lh = UInt16(sr.readUnsigned(2)); // length of header in 4 byte words
+ _firstChar= UInt16(sr.readUnsigned(2)); // smallest character code in font
+ _lastChar = UInt16(sr.readUnsigned(2)); // largest character code in font
+ UInt16 nw = UInt16(sr.readUnsigned(2)); // number of words in width table
+ UInt16 nh = UInt16(sr.readUnsigned(2)); // number of words in height table
+ UInt16 nd = UInt16(sr.readUnsigned(2)); // number of words in depth table
+ UInt16 ni = UInt16(sr.readUnsigned(2)); // number of words in italic corr. table
+ UInt16 nl = UInt16(sr.readUnsigned(2)); // number of words in lig/kern table
+ UInt16 nk = UInt16(sr.readUnsigned(2)); // number of words in kern table
+ UInt16 ne = UInt16(sr.readUnsigned(2)); // number of words in ext. char table
+ UInt16 np = UInt16(sr.readUnsigned(2)); // number of font parameter words
+
+ if (6+lh+(_lastChar-_firstChar+1)+nw+nh+nd+ni+nl+nk+ne+np != lf)
+ throw FontMetricException("inconsistent length values");
+ if (_firstChar >= _lastChar || _lastChar > 255 || ne > 256)
+ throw FontMetricException("character codes out of range");
+
+ readHeader(sr);
+ is.seekg(24+lh*4); // move to char info table
+ readTables(sr, nw, nh, nd, ni);
+}
+
+
+void TFM::readHeader (StreamReader &sr) {
+ _checksum = sr.readUnsigned(4);
+ _designSize = sr.readUnsigned(4);
+}
+
+
+void TFM::readTables (StreamReader &sr, int nw, int nh, int nd, int ni) {
+ read_words(sr, _charInfoTable, _lastChar-_firstChar+1);
+ read_words(sr, _widthTable, nw);
+ read_words(sr, _heightTable, nh);
+ read_words(sr, _depthTable, nd);
+ read_words(sr, _italicTable, ni);
+}
+
+
+/** Returns the design size of this font in PS point units. */
+double TFM::getDesignSize () const {
+ return fix2double(_designSize);
+}
+
+
+/** Returns the index to the entry of the character info table that describes the metric of a given character.
+ * @param[in] c character whose index is retrieved
+ * @return table index for character c, or -1 if there's no entry */
+int TFM::charIndex (int c) const {
+ if (c < _firstChar || c > _lastChar || size_t(c-_firstChar) >= _charInfoTable.size())
+ return -1;
+ return c-_firstChar;
+}
+
+
+// the char info word for each character consists of 4 bytes holding the following information:
+// width index w, height index (h), depth index (d), italic correction index (it),
+// tag (tg) and a remainder:
+//
+// byte 1 | byte 2 | byte 3 | byte 4
+// xxxxxxxx | xxxx xxxx | xxxxxx xx | xxxxxxxx
+// w | h d | it tg | remainder
+
+/** Returns the width of char c in PS point units. */
+double TFM::getCharWidth (int c) const {
+ int index = charIndex(c);
+ if (index < 0)
+ return 0;
+ index = (_charInfoTable[index] >> 24) & 0xFF;
+ return fix2double(_widthTable[index]) * fix2double(_designSize);
+}
+
+
+/** Returns the height of char c in PS point units. */
+double TFM::getCharHeight (int c) const {
+ int index = charIndex(c);
+ if (index < 0)
+ return 0;
+ index = (_charInfoTable[index] >> 20) & 0x0F;
+ return fix2double(_heightTable[index]) * fix2double(_designSize);
+}
+
+
+/** Returns the depth of char c in PS point units. */
+double TFM::getCharDepth (int c) const {
+ int index = charIndex(c);
+ if (index < 0)
+ return 0;
+ index = (_charInfoTable[index] >> 16) & 0x0F;
+ return fix2double(_depthTable[index]) * fix2double(_designSize);
+}
+
+
+/** Returns the italic correction of char c in PS point units. */
+double TFM::getItalicCorr (int c) const {
+ int index = charIndex(c);
+ if (index < 0)
+ return 0;
+ index = (_charInfoTable[index] >> 10) & 0x3F;
+ return fix2double(_italicTable[index]) * fix2double(_designSize);
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TFM.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TFM.h
new file mode 100644
index 00000000000..3afc88ec83d
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TFM.h
@@ -0,0 +1,66 @@
+/*************************************************************************
+** TFM.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_TFM_H
+#define DVISVGM_TFM_H
+
+#include <istream>
+#include <string>
+#include <vector>
+#include "FontMetrics.h"
+#include "types.h"
+#include "StreamReader.h"
+
+class StreamReader;
+
+class TFM : public FontMetrics
+{
+ public:
+// TFM (const char *fname);
+ TFM (std::istream &is);
+ double getDesignSize () const;
+ double getCharWidth (int c) const;
+ double getCharHeight (int c) const;
+ double getCharDepth (int c) const;
+ double getItalicCorr (int c) const;
+ bool verticalLayout () const {return false;}
+ UInt32 getChecksum () const {return _checksum;}
+ UInt16 firstChar () const {return _firstChar;}
+ UInt16 lastChar () const {return _lastChar;}
+
+ protected:
+ TFM () : _checksum(0), _firstChar(0), _lastChar(0), _designSize(0) {}
+ void readHeader (StreamReader &sr);
+ void readTables (StreamReader &sr, int nw, int nh, int nd, int ni);
+ virtual int charIndex (int c) const;
+ void setCharRange (int firstchar, int lastchar) {_firstChar=firstchar; _lastChar=lastchar;}
+
+ private:
+ UInt32 _checksum;
+ UInt16 _firstChar, _lastChar;
+ FixWord _designSize; ///< design size of the font in TeX points (7227 pt = 254 cm)
+ std::vector<UInt32> _charInfoTable;
+ std::vector<FixWord> _widthTable; ///< character widths in design size units
+ std::vector<FixWord> _heightTable; ///< character height in design size units
+ std::vector<FixWord> _depthTable; ///< character depth in design size units
+ std::vector<FixWord> _italicTable; ///< italic corrections in design size units
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TensorProductPatch.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TensorProductPatch.cpp
new file mode 100644
index 00000000000..2ad8a4c29dc
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TensorProductPatch.cpp
@@ -0,0 +1,549 @@
+/*************************************************************************
+** TensorProductPatch.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <iostream>
+#include <valarray>
+#include "TensorProductPatch.h"
+
+using namespace std;
+
+
+TensorProductPatch::TensorProductPatch (const PointVec &points, const ColorVec &colors, Color::ColorSpace cspace, int edgeflag, TensorProductPatch *patch)
+ : ShadingPatch(cspace)
+{
+ setPoints(points, edgeflag, patch);
+ setColors(colors, edgeflag, patch);
+}
+
+
+void TensorProductPatch::setFirstMatrixColumn (const DPair source[4], bool reverse) {
+ for (int i=0; i < 4; i++)
+ _points[i][0] = source[reverse ? 3-i : i];
+}
+
+
+void TensorProductPatch::setFirstMatrixColumn (DPair source[4][4], int col, bool reverse) {
+ for (int i=0; i < 4; i++)
+ _points[i][0] = source[reverse ? 3-i : i][col];
+}
+
+
+/*void TensorProductPatch::setPoints (const DPair points[4][4]) {
+ for (int i=0; i < 4; i++)
+ for (int j=0; j < 4; j++)
+ _points[i][j] = points[i][j];
+}*/
+
+
+/** Sets the control points defining the structure of the patch. If the edge flag is 0,
+ * the point vector must contain all 16 control points of the 4x4 matrix in "spiral" order:
+ * 0 11 10 9
+ * 1 12 15 8
+ * 2 13 14 7
+ * 3 4 5 6
+ * If the edge flag is 1,2, or 3, the points of the first matrix collumn
+ * are omitted, and taken from a reference patch instead.
+ * @param[in] points the control points in "spiral" order as described in the PS reference, p. 286
+ * @param[in] edgeflag defines how to connect this patch with another one
+ * @param[in] patch reference patch required if edgeflag > 0 */
+void TensorProductPatch::setPoints (const PointVec &points, int edgeflag, ShadingPatch *patch) {
+ TensorProductPatch *tpPatch = dynamic_cast<TensorProductPatch*>(patch);
+ if (edgeflag > 0 && !tpPatch)
+ throw ShadingException("missing preceding data in definition of tensor-product patch");
+ if ((edgeflag == 0 && points.size() != 16) || (edgeflag > 0 && points.size() != 12))
+ throw ShadingException("invalid number of control points in tensor-product patch definition");
+
+ // assign the 12 control points that are invariant for all edge flag values
+ int i = (edgeflag == 0 ? 4 : 0);
+ _points[3][1] = points[i++];
+ _points[3][2] = points[i++];
+ _points[3][3] = points[i++];
+ _points[2][3] = points[i++];
+ _points[1][3] = points[i++];
+ _points[0][3] = points[i++];
+ _points[0][2] = points[i++];
+ _points[0][1] = points[i++];
+ _points[1][1] = points[i++];
+ _points[2][1] = points[i++];
+ _points[2][2] = points[i++];
+ _points[1][2] = points[i];
+ // populate the first column of the control point matrix
+ switch (edgeflag) {
+ case 0: setFirstMatrixColumn(&points[0], false); break;
+ case 1: setFirstMatrixColumn(tpPatch->_points[3], false); break;
+ case 2: setFirstMatrixColumn(tpPatch->_points, 3, true); break;
+ case 3: setFirstMatrixColumn(tpPatch->_points[0], true); break;
+ }
+}
+
+
+/** Sets the vertex colors of the patch. If the edge flag is 0,
+ * the color vector must contain all 4 colors in the following order:
+ * c00, c30, c33, c03, where cXY belongs to the vertex pXY of the control
+ * point matrix.
+ * c00 ---- c03
+ * | |
+ * | |
+ * c30 ---- c33
+ * If the edge flag is 1,2, or 3, the colors c00 and c30 are omitted,
+ * and taken from a reference patch instead.
+ * @param[in] points the color values in the order c00, c30, c33, c03
+ * @param[in] edgeflag defines how to connect this patch with another one
+ * @param[in] patch reference patch required if edgeflag > 0 */
+void TensorProductPatch::setColors(const ColorVec &colors, int edgeflag, ShadingPatch* patch) {
+ TensorProductPatch *tpPatch = dynamic_cast<TensorProductPatch*>(patch);
+ if (edgeflag > 0 && !tpPatch)
+ throw ShadingException("missing preceding data in definition of tensor-product patch");
+ if ((edgeflag == 0 && colors.size() != 4) || (edgeflag > 0 && colors.size() != 2))
+ throw ShadingException("invalid number of colors in tensor-product patch definition");
+
+ int i = (edgeflag == 0 ? 2 : 0);
+ _colors[3] = colors[i];
+ _colors[1] = colors[i+1];
+ switch (edgeflag) {
+ case 0: _colors[0] = colors[0]; _colors[2] = colors[1]; break;
+ case 1: _colors[0] = tpPatch->_colors[2]; _colors[2] = tpPatch->_colors[3]; break;
+ case 2: _colors[0] = tpPatch->_colors[3]; _colors[2] = tpPatch->_colors[1]; break;
+ case 3: _colors[0] = tpPatch->_colors[1]; _colors[2] = tpPatch->_colors[0]; break;
+ }
+}
+
+
+/** Returns the point P(u,v) of the patch. */
+DPair TensorProductPatch::valueAt (double u, double v) const {
+ // check if we can return one of the vertices
+ if (u == 0) {
+ if (v == 0)
+ return _points[0][0];
+ else if (v == 1)
+ return _points[3][0];
+ }
+ else if (u == 1) {
+ if (v == 0)
+ return _points[0][3];
+ else if (v == 1)
+ return _points[3][3];
+ }
+ // compute tensor product
+ DPair p[4];
+ for (int i=0; i < 4; i++) {
+ Bezier bezier(_points[i][0], _points[i][1], _points[i][2], _points[i][3]);
+ p[i] = bezier.valueAt(u);
+ }
+ Bezier bezier(p[0], p[1], p[2], p[3]);
+ return bezier.valueAt(v);
+}
+
+
+/** Returns the color at point P(u,v) which is bilinearly interpolated from
+ * the colors assigned to vertices of the patch. */
+Color TensorProductPatch::colorAt (double u, double v) const {
+ // check if we can return one of the vertex colors
+ if (u == 0) {
+ if (v == 0)
+ return _colors[0];
+ else if (v == 1)
+ return _colors[2];
+ }
+ else if (u == 1) {
+ if (v == 0)
+ return _colors[1];
+ else if (v == 1)
+ return _colors[3];
+ }
+ // interpolate color
+ ColorGetter getComponents;
+ ColorSetter setComponents;
+ colorQueryFuncs(getComponents, setComponents);
+ valarray<double> comp[4];
+ for (int i=0; i < 4; i++)
+ (_colors[i].*getComponents)(comp[i]);
+ Color color;
+ (color.*setComponents)((1-u)*(1-v)*comp[0] + u*(1-v)*comp[1] + (1-u)*v*comp[2] + u*v*comp[3]);
+ return color;
+}
+
+
+Color TensorProductPatch::averageColor () const {
+ return averageColor(_colors[0], _colors[1], _colors[2], _colors[3]);
+}
+
+
+/** Compute the average of four given colors depending on the assigned color space. */
+Color TensorProductPatch::averageColor (const Color &c1, const Color &c2, const Color &c3, const Color &c4) const {
+ ColorGetter getComponents;
+ ColorSetter setComponents;
+ colorQueryFuncs(getComponents, setComponents);
+ valarray<double> va1, va2, va3, va4;
+ (c1.*getComponents)(va1);
+ (c2.*getComponents)(va2);
+ (c3.*getComponents)(va3);
+ (c4.*getComponents)(va4);
+ Color averageColor;
+ (averageColor.*setComponents)((va1+va2+va3+va4)/4.0);
+ return averageColor;
+}
+
+
+void TensorProductPatch::getBoundaryPath (GraphicPath<double> &path) const {
+ // Simple approach: Use the outer curves as boundary path. This doesn't always lead
+ // to correct results since, depending on the control points, P(u,v) might exceed
+ // the simple boundary.
+ path.moveto(_points[0][0]);
+ path.cubicto(_points[0][1], _points[0][2], _points[0][3]);
+ path.cubicto(_points[1][3], _points[2][3], _points[3][3]);
+ path.cubicto(_points[3][2], _points[3][1], _points[3][0]);
+ path.cubicto(_points[2][0], _points[1][0], _points[0][0]);
+ path.closepath();
+}
+
+
+/** Computes the bicubically interpolated isoparametric Bézier curve P(u,t) that
+ * runs "vertically" from P(u,0) to P(u,1) through the patch P.
+ * @param[in] u "horizontal" parameter in the range from 0 to 1
+ * @param[out] bezier the resulting Bézier curve */
+void TensorProductPatch::verticalCurve (double u, Bezier &bezier) const {
+ // check for simple cases (boundary curves) first
+ if (u == 0)
+ bezier.setPoints(_points[0][0], _points[1][0], _points[2][0], _points[3][0]);
+ else if (u == 1)
+ bezier.setPoints(_points[0][3], _points[1][3], _points[2][3], _points[3][3]);
+ else {
+ // compute "inner" curve
+ DPair p[4];
+ for (int i=0; i < 4; i++) {
+ Bezier bezier(_points[i][0], _points[i][1], _points[i][2], _points[i][3]);
+ p[i] = bezier.valueAt(u);
+ }
+ bezier.setPoints(p[0], p[1], p[2], p[3]);
+ }
+}
+
+
+/** Computes the bicubically interpolated isoparametric Bézier curve P(t,v) that
+ * runs "horizontally" from P(0,v) to P(1,v) through the patch P.
+ * @param[in] v "vertical" parameter in the range from 0 to 1
+ * @param[out] bezier the resulting Bézier curve */
+void TensorProductPatch::horizontalCurve (double v, Bezier &bezier) const {
+ // check for simple cases (boundary curves) first
+ if (v == 0)
+ bezier.setPoints(_points[0][0], _points[0][1], _points[0][2], _points[0][3]);
+ else if (v == 1)
+ bezier.setPoints(_points[3][0], _points[3][1], _points[3][2], _points[3][3]);
+ else {
+ // compute "inner" curve
+ DPair p[4];
+ for (int i=0; i < 4; i++) {
+ Bezier bezier(_points[0][i], _points[1][i], _points[2][i], _points[3][i]);
+ p[i] = bezier.valueAt(v);
+ }
+ bezier.setPoints(p[0], p[1], p[2], p[3]);
+ }
+}
+
+
+/** Computes the sub-patch that maps the unit square [0,1]x[0,1] to
+ * the area P([u1,u2],[v1,v2]) of patch P. The control points of the sub-patch
+ * can easily be calculated using the tensor product blossom of patch P.
+ * See G. Farin: Curves and Surfaces for CAGD, p. 259 for example. */
+void TensorProductPatch::subpatch (double u1, double u2, double v1, double v2, TensorProductPatch &patch) const {
+ if (u1 > u2) swap(u1, u2);
+ if (v1 > v2) swap(v1, v2);
+ // compute control points
+ double u[] = {u1, u1, u1, 0}; // blossom parameters of the "horizontal" domain (plus dummy value 0)
+ for (int i=0; i < 4; i++) {
+ u[3-i] = u2;
+ double v[] = {v1, v1, v1, 0}; // blossom parameters of the "vertical" domain (plus dummy value 0)
+ for (int j=0; j < 4; j++) {
+ v[3-j] = v2;
+ patch._points[i][j] = blossomValue(u, v);
+ }
+ }
+ // assign color values
+ patch._colors[0] = colorAt(u1, v1);
+ patch._colors[1] = colorAt(u2, v1);
+ patch._colors[2] = colorAt(u1, v2);
+ patch._colors[3] = colorAt(u2, v2);
+}
+
+
+/** Computes the value b(u1,u2,u3;v1,v2,v3) where b is tensor product blossom of the patch. */
+DPair TensorProductPatch::blossomValue (double u1, double u2, double u3, double v1, double v2, double v3) const {
+ DPair p[4];
+ for (int i=0; i < 4; i++) {
+ Bezier bezier(_points[i][0], _points[i][1], _points[i][2], _points[i][3]);
+ p[i] = bezier.blossomValue(u1, u2, u3);
+ }
+ Bezier bezier(p[0], p[1], p[2], p[3]);
+ return bezier.blossomValue(v1, v2, v3);
+}
+
+
+/** Snaps value x to the interval [0,1]. Values lesser than or near 0 are mapped to 0, values
+ * greater than or near 1 are mapped to 1. */
+static inline double snap (double x) {
+ if (fabs(x) < 0.001)
+ return 0;
+ if (fabs(1-x) < 0.001)
+ return 1;
+ return x;
+}
+
+
+/** Computes a single row of segments approximating the patch region between v1 and v1+inc. */
+void TensorProductPatch::approximateRow (double v1, double inc, bool overlap, double delta, const vector<Bezier> &vbeziers, Callback &callback) const {
+ double v2 = snap(v1+inc);
+ double ov2 = (overlap && v2 < 1) ? snap(v2+inc) : v2;
+ Bezier hbezier1, hbezier2;
+ horizontalCurve(v1, hbezier1);
+ horizontalCurve(ov2, hbezier2);
+ double u1 = 0;
+ for (size_t i=1; i < vbeziers.size(); i++) {
+ double u2 = snap(u1+inc);
+ double ou2 = (overlap && u2 < 1) ? snap(u2+inc) : u2;
+ // compute segment boundaries
+ Bezier b1(hbezier1, u1, ou2);
+ Bezier b2(vbeziers[i + (overlap && i < vbeziers.size()-1 ? 1 : 0)], v1, ov2);
+ Bezier b3(hbezier2, u1, ou2);
+ Bezier b4(vbeziers[i-1], v1, ov2);
+ GraphicPath<double> path;
+ path.moveto(b1.point(0));
+ if (inc > delta) {
+ path.cubicto(b1.point(1), b1.point(2), b1.point(3));
+ path.cubicto(b2.point(1), b2.point(2), b2.point(3));
+ path.cubicto(b3.point(2), b3.point(1), b3.point(0));
+ path.cubicto(b4.point(2), b4.point(1), b4.point(0));
+ }
+ else {
+ path.lineto(b1.point(3));
+ path.lineto(b2.point(3));
+ path.lineto(b3.point(0));
+ }
+ path.closepath();
+ callback.patchSegment(path, averageColor(colorAt(u1, v1), colorAt(u2, v1), colorAt(u1, v2), colorAt(u2, v2)));
+ u1 = u2;
+ }
+}
+
+
+/** Approximate the patch by dividing it into a grid of segments that are filled with the
+ * average color of the corresponding region. The boundary of each segment consists of
+ * four Bézier curves, too. In order to prevent visual gaps between neighbored segments due
+ * to anti-aliasing, the flag 'overlap' can be set. It enlarges the segments so that they overlap
+ * with their right and bottom neighbors (which are drawn on top of the overlapping regions).
+ * @param[in] gridsize number of segments per row/column
+ * @param[in] overlap if true, enlarge each segment to overlap with its right and bottom neighbors
+ * @param[in] delta reduce level of detail if the segment size is smaller than the given value
+ * @param[in] callback object notified */
+void TensorProductPatch::approximate (int gridsize, bool overlap, double delta, Callback &callback) const {
+ if (_colors[0] == _colors[1] && _colors[1] == _colors[2] && _colors[2] == _colors[3]) {
+ // simple case: monochromatic patch
+ GraphicPath<double> path;
+ getBoundaryPath(path);
+ callback.patchSegment(path, _colors[0]);
+ }
+ else {
+ const double inc = 1.0/gridsize;
+ // collect curves dividing the patch into several columns (curved vertical stripes)
+ vector<Bezier> vbeziers(gridsize+1);
+ double u=0;
+ for (int i=0; i <= gridsize; i++) {
+ verticalCurve(u, vbeziers[i]);
+ u = snap(u+inc);
+ }
+ // compute the segments row by row
+ double v=0;
+ for (int i=0; i < gridsize; i++) {
+ approximateRow(v, inc, overlap, delta, vbeziers, callback);
+ v = snap(v+inc);
+ }
+ }
+}
+
+
+void TensorProductPatch::getBBox (BoundingBox &bbox) const {
+ Bezier bezier;
+ BoundingBox bezierBox;
+ for (int i=0; i <= 1; i++) {
+ horizontalCurve(i, bezier);
+ bezier.getBBox(bezierBox);
+ bbox.embed(bezierBox);
+ verticalCurve(i, bezier);
+ bezier.getBBox(bezierBox);
+ bbox.embed(bezierBox);
+ }
+}
+
+
+#if 0
+void TensorProductPatch::approximate (int gridsize, Callback &callback) const {
+ const double inc = 1.0/gridsize;
+ Bezier ubezier0; verticalCurve(0, ubezier0);
+ Bezier ubezier1; verticalCurve(1, ubezier1);
+ Bezier vbezier0; horizontalCurve(0, vbezier0);
+ Bezier vbezier1; horizontalCurve(1, vbezier1);
+ for (double v1=0; v1 < 1; v1=snap(v1+inc)) {
+ double v2 = snap(v1+inc);
+ DPair p0 = valueAt(0, v1);
+ DPair p2 = valueAt(0, v2);
+ Color c0 = colorAt(0, v1);
+ Color c2 = colorAt(0, v2);
+ double u1 = 0;
+ for (double u2=inc; u2 <= 1; u2=snap(u2+inc)) {
+ DPair p1 = valueAt(u2, v1);
+ DPair p3 = valueAt(u2, v2);
+ Color c1 = colorAt(u2, v1);
+ Color c3 = colorAt(u2, v2);
+ // Compute a single patch segment. Only those segment edges that lay on the
+ // patch boundary are drawn as Bézier curves, all other edges are approximated
+ // with straight lines. This ensures a smooth outline and reduces the number of
+ // time consuming computations.
+ GraphicPath<double> path;
+ path.moveto(p0);
+ if (v1 > 0)
+ path.lineto(p1);
+ else {
+ Bezier bezier(vbezier0, u1, u2);
+ path.cubicto(bezier.point(1), bezier.point(2), bezier.point(3));
+ }
+ if (u2 < 1)
+ path.lineto(p3);
+ else {
+ Bezier bezier(ubezier1, v1, v2);
+ path.cubicto(bezier.point(1), bezier.point(2), bezier.point(3));
+ }
+ if (v2 < 1)
+ path.lineto(p2);
+ else {
+ Bezier bezier(vbezier1, u1, u2);
+ path.cubicto(bezier.point(2), bezier.point(1), bezier.point(0));
+ }
+ if (u1 > 0)
+ path.closepath();
+ else {
+ Bezier bezier(ubezier0, v1, v2);
+ path.cubicto(bezier.point(2), bezier.point(1), bezier.point(0));
+ path.closepath();
+ }
+ callback.patchSegment(path, averageColor(c0, c1, c2, c3));
+ p0 = p1;
+ p2 = p3;
+ c0 = c1;
+ c2 = c3;
+ u1 = u2;
+ }
+ }
+}
+#endif
+
+
+/////////////////////////////////////////////////////////////////////////////////////
+
+
+CoonsPatch::CoonsPatch (const PointVec &points, const ColorVec &colors, Color::ColorSpace cspace, int edgeflag, CoonsPatch *patch)
+ : TensorProductPatch(cspace)
+{
+ setPoints(points, edgeflag, patch);
+ setColors(colors, edgeflag, patch);
+}
+
+
+DPair CoonsPatch::valueAt (double u, double v) const {
+ // Compute the value of P(u,v) using the Coons equation rather than the
+ // tensor product since the "inner" control points of the tensor matrix
+ // might not be set yet.
+ Bezier bezier1(_points[3][0], _points[3][1], _points[3][2], _points[3][3]);
+ Bezier bezier2(_points[0][0], _points[0][1], _points[0][2], _points[0][3]);
+ Bezier bezier3(_points[3][0], _points[2][0], _points[1][0], _points[0][0]);
+ Bezier bezier4(_points[3][3], _points[2][3], _points[1][3], _points[0][3]);
+ DPair ph = bezier1.valueAt(u)*(1-v) + bezier2.valueAt(u)*v;
+ DPair pv = bezier3.valueAt(v)*(1-u) + bezier4.valueAt(v)*u;
+ DPair pc = (_points[3][0]*(1-u) + _points[3][3]*u)*(1-v) + (_points[0][0]*(1-u) + _points[0][3]*u)*v;
+ return ph+pv-pc;
+}
+
+
+/** Sets the 12 control points defining the geometry of the coons patch. The points
+ * must be given in the following order:
+ * 3 4 5 6
+ * 2 7
+ * 1 8
+ * 0 11 10 9
+ * where each edge of the square represents the four control points of a cubic Bézier curve.
+ * If the edge flag is 1, 2, or 3, the points 0 to 3 are omitted, and taken from a reference
+ * patch instead.
+ * @param[in] points the control points in cyclic order as described in the PS reference, p. 281
+ * @param[in] edgeflag defines how to connect this patch to another one
+ * @param[in] patch reference patch required if edgeflag > 0 */
+void CoonsPatch::setPoints (const PointVec &points, int edgeflag, ShadingPatch *patch) {
+ CoonsPatch *coonsPatch = dynamic_cast<CoonsPatch*>(patch);
+ if (edgeflag > 0 && !coonsPatch)
+ throw ShadingException("missing preceding data in definition of relative Coons patch");
+ if ((edgeflag == 0 && points.size() != 12) || (edgeflag > 0 && points.size() != 8))
+ throw ShadingException("invalid number of control points in Coons patch definition");
+
+ // Since a Coons patch is a special tensor product patch, we only have to reorder the
+ // control points and compute the additional "inner" points of the 4x4 point tensor matrix.
+
+ // set outer control points of the tensor matrix except those of the first column
+ // because these points depend on the edge flag
+ int i = (edgeflag == 0 ? 4 : 0);
+ _points[3][1] = points[i++];
+ _points[3][2] = points[i++];
+ _points[3][3] = points[i++];
+ _points[2][3] = points[i++];
+ _points[1][3] = points[i++];
+ _points[0][3] = points[i++];
+ _points[0][2] = points[i++];
+ _points[0][1] = points[i];
+
+ // set control points of first matrix column
+ switch (edgeflag) {
+ case 0: setFirstMatrixColumn(&points[0], false); break;
+ case 1: setFirstMatrixColumn(coonsPatch->_points[3], false); break;
+ case 2: setFirstMatrixColumn(coonsPatch->_points, 3, true); break;
+ case 3: setFirstMatrixColumn(coonsPatch->_points[0], true); break;
+ }
+ // compute inner control points of the tensor matrix
+ _points[1][1] = valueAt(1.0/3.0, 2.0/3.0);
+ _points[1][2] = valueAt(2.0/3.0, 2.0/3.0);
+ _points[2][1] = valueAt(1.0/3.0, 1.0/3.0);
+ _points[2][2] = valueAt(2.0/3.0, 1.0/3.0);
+}
+
+
+void CoonsPatch::setColors (const ColorVec &colors, int edgeflag, ShadingPatch *patch) {
+ CoonsPatch *coonsPatch = dynamic_cast<CoonsPatch*>(patch);
+ if (edgeflag > 0 && !coonsPatch)
+ throw ShadingException("missing preceding data in definition of relative Coons patch");
+ if ((edgeflag == 0 && colors.size() != 4) || (edgeflag > 0 && colors.size() != 2))
+ throw ShadingException("invalid number of colors in Coons patch definition");
+
+ int i = (edgeflag == 0 ? 2 : 0);
+ _colors[3] = colors[i];
+ _colors[1] = colors[i+1];
+ switch (edgeflag) {
+ case 0: _colors[0] = colors[0]; _colors[2] = colors[1]; break;
+ case 1: _colors[0] = coonsPatch->_colors[2]; _colors[2] = coonsPatch->_colors[3]; break;
+ case 2: _colors[0] = coonsPatch->_colors[3]; _colors[2] = coonsPatch->_colors[1]; break;
+ case 3: _colors[0] = coonsPatch->_colors[1]; _colors[2] = coonsPatch->_colors[0]; break;
+ }
+}
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TensorProductPatch.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TensorProductPatch.h
new file mode 100644
index 00000000000..50fcac5a1e5
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TensorProductPatch.h
@@ -0,0 +1,95 @@
+/*************************************************************************
+** TensorProductPatch.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef TENSORPRODUCTPATCH_H
+#define TENSORPRODUCTPATCH_H
+
+#include <map>
+#include <ostream>
+#include <vector>
+#include "Bezier.h"
+#include "Color.h"
+#include "MessageException.h"
+#include "Pair.h"
+#include "ShadingPatch.h"
+
+
+/** This class represents a single tensor product patch P which is defined by 16 control points
+ * and 4 color values. The mapping of the unit square to the patch surface is defined as the sum
+ * \f[P(u,v):=\sum_{i=0}^3\sum_{j=0}^3 p_{ij} B_i(u) B_j(v)\f]
+ * where \f$B_k(t)={3\choose k}(1-t)^k t^k\f$ and \f$u,v \in [0,1]\f$. The four colors assigned
+ * to the vertices are interpolated bilinearily over the unit square. */
+class TensorProductPatch : public ShadingPatch
+{
+ friend class CoonsPatch;
+
+ public:
+ TensorProductPatch () : ShadingPatch(Color::RGB_SPACE) {}
+ TensorProductPatch (Color::ColorSpace cspace) : ShadingPatch(cspace) {}
+ TensorProductPatch (const PointVec &points, const ColorVec &colors, Color::ColorSpace cspace, int edgeflag, TensorProductPatch *patch);
+ int psShadingType() const {return 7;}
+ void setPoints (const DPair points[4][4], int edgeflag, TensorProductPatch *patch);
+ void setPoints (const PointVec &points, int edgeflag, ShadingPatch *patch);
+ void setColors (const ColorVec &colors, int edgeflag, ShadingPatch *patch);
+ virtual DPair valueAt (double u, double v) const;
+ Color colorAt (double u, double v) const;
+ Color averageColor () const;
+ void horizontalCurve (double v, Bezier &bezier) const;
+ void verticalCurve (double u, Bezier &bezier) const;
+ void getBoundaryPath (GraphicPath<double> &path) const;
+ void subpatch (double u1, double u2, double v1, double v2, TensorProductPatch &patch) const;
+ DPair blossomValue (double u1, double u2, double u3, double v1, double v2, double v3) const;
+ DPair blossomValue (double u[3], double v[3]) const {return blossomValue(u[0], u[1], u[2], v[0], v[1], v[2]);}
+ void approximate (int gridsize, bool overlap, double delta, Callback &callback) const;
+ void getBBox (BoundingBox &bbox) const;
+ int numPoints (int edgeflag) const {return edgeflag == 0 ? 16 : 12;}
+ int numColors (int edgeflag) const {return edgeflag == 0 ? 4 : 2;}
+
+ protected:
+ Color averageColor (const Color &c1, const Color &c2, const Color &c3, const Color &c4) const;
+ void approximateRow (double v1, double inc, bool overlap, double delta, const std::vector<Bezier> &beziers, Callback &callback) const;
+ void setFirstMatrixColumn (const DPair source[4], bool reverse);
+ void setFirstMatrixColumn (DPair source[4][4], int col, bool reverse);
+
+ private:
+ DPair _points[4][4]; ///< control point matrix defining the patch surface
+ Color _colors[4]; ///< vertex colors cK (c0->p00, c1->p03, c2->p30, c3->p33)
+};
+
+
+/** Coons patches are special tensor product patches where the four "inner" control points
+ * depend on the outer ones, i.e. they are computed automatically and can't be set by the user.
+ * Thus, a Coons patch is defined by 12 control points, 4 vertex colors and a corresponding
+ * color space. */
+class CoonsPatch : public TensorProductPatch
+{
+ public:
+ CoonsPatch () {}
+ CoonsPatch (Color::ColorSpace cspace) : TensorProductPatch(cspace) {}
+ CoonsPatch (const PointVec &points, const ColorVec &colors, Color::ColorSpace cspace, int edgeflag, CoonsPatch *patch);
+ int psShadingType() const {return 6;}
+ virtual void setPoints (const PointVec &points, int edgeflag, ShadingPatch *patch);
+ virtual void setColors (const ColorVec &colors, int edgeflag, ShadingPatch *patch);
+ virtual DPair valueAt (double u, double v) const;
+ int numPoints (int edgeflag) const {return edgeflag == 0 ? 12 : 8;}
+ int numColors (int edgeflag) const {return edgeflag == 0 ? 4 : 2;}
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Terminal.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Terminal.cpp
new file mode 100644
index 00000000000..c0d74a5c16e
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Terminal.cpp
@@ -0,0 +1,208 @@
+/*************************************************************************
+** Terminal.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include "Terminal.h"
+
+#ifdef HAVE_TERMIOS_H
+#include <termios.h>
+#endif
+
+#ifdef GWINSZ_IN_SYS_IOCTL
+#include <sys/ioctl.h>
+#endif
+
+#ifdef __WIN32__
+#include <windows.h>
+#endif
+
+#include <cstdio>
+
+
+using namespace std;
+
+
+const int Terminal::RED = 1;
+const int Terminal::GREEN = 2;
+const int Terminal::BLUE = 4;
+
+const int Terminal::CYAN = GREEN|BLUE;
+const int Terminal::YELLOW = RED|GREEN;
+const int Terminal::MAGENTA = RED|BLUE;
+const int Terminal::WHITE = RED|GREEN|BLUE;
+const int Terminal::DEFAULT = -1;
+const int Terminal::BLACK = 0;
+
+#ifdef __WIN32__
+int Terminal::_defaultColor;
+int Terminal::_cursorHeight;
+#endif
+
+int Terminal::_fgcolor = Terminal::DEFAULT;
+int Terminal::_bgcolor = Terminal::DEFAULT;
+
+
+/** Initializes the terminal. This method should be called before any of the others.
+ * @param[in,out] os terminal output stream (currently unused) */
+void Terminal::init (ostream &os) {
+#ifdef __WIN32__
+ HANDLE h = GetStdHandle(STD_OUTPUT_HANDLE);
+ if (h != INVALID_HANDLE_VALUE) {
+ CONSOLE_SCREEN_BUFFER_INFO buffer_info;
+ GetConsoleScreenBufferInfo(h, &buffer_info);
+ _defaultColor = (buffer_info.wAttributes & 0xff);
+ CONSOLE_CURSOR_INFO cursor_info;
+ GetConsoleCursorInfo(h, &cursor_info);
+ _cursorHeight = cursor_info.dwSize;
+ }
+#endif
+}
+
+
+/** Finishes the terminal output. Should be called after last terminal action.
+ * @param[in,out] os terminal output stream */
+void Terminal::finish (ostream &os) {
+ fgcolor(DEFAULT, os);
+ bgcolor(DEFAULT, os);
+ cursor(true);
+}
+
+
+/** Returns the number of terminal columns (number of characters per row).
+ * If it's not possible to retrieve information about the terminal size, 0 is returned. */
+int Terminal::columns () {
+#if defined(TIOCGWINSZ)
+ struct winsize ws;
+ if (ioctl(fileno(stderr), TIOCGWINSZ, &ws) < 0)
+ return 0;
+ return ws.ws_col;
+#elif defined(__WIN32__)
+ CONSOLE_SCREEN_BUFFER_INFO info;
+ if (!GetConsoleScreenBufferInfo(GetStdHandle(STD_ERROR_HANDLE), &info))
+ return 0;
+ return info.dwSize.X;
+#else
+ return 0;
+#endif
+}
+
+
+/** Returns the number of terminal rows.
+ * If it's not possible to retrieve information about the terminal size, 0 is returned. */
+int Terminal::rows () {
+#if defined(TIOCGWINSZ)
+ struct winsize ws;
+ if (ioctl(fileno(stderr), TIOCGWINSZ, &ws) < 0)
+ return 0;
+ return ws.ws_row;
+#elif defined(__WIN32__)
+ CONSOLE_SCREEN_BUFFER_INFO info;
+ if (!GetConsoleScreenBufferInfo(GetStdHandle(STD_ERROR_HANDLE), &info))
+ return 0;
+ return info.dwSize.Y;
+#else
+ return 0;
+#endif
+}
+
+
+/** Sets the foreground color.
+ * @param[in] color color code
+ * @param[in] os terminal output stream */
+void Terminal::fgcolor (int color, ostream &os) {
+ _fgcolor = color;
+
+#ifdef __WIN32__
+ HANDLE h = GetStdHandle(STD_OUTPUT_HANDLE);
+ if (h != INVALID_HANDLE_VALUE) {
+ CONSOLE_SCREEN_BUFFER_INFO info;
+ GetConsoleScreenBufferInfo(h, &info);
+ if (_fgcolor == DEFAULT)
+ color = _defaultColor & 0x0f;
+ else {
+ // swap red and blue bits
+ color = (color & 0x0a) | ((color & 1) << 2) | ((color & 4) >> 2);
+ }
+ color = (info.wAttributes & 0xf0) | (color & 0x0f);
+ SetConsoleTextAttribute(h, (DWORD)color);
+ }
+#else
+ bool light = false;
+ if (color != DEFAULT && color > 7) {
+ light = true;
+ color %= 8;
+ }
+ if (color == DEFAULT) {
+ os << "\x1B[0m";
+ if (_bgcolor != DEFAULT)
+ bgcolor(_bgcolor, os);
+ }
+ else
+ os << "\x1B[" << (light ? '1': '0') << ';' << (30+(color & 0x07)) << 'm';
+#endif
+}
+
+
+/** Sets the background color.
+ * @param[in] color color code
+ * @param[in] os terminal output stream */
+void Terminal::bgcolor (int color, ostream &os) {
+ _bgcolor = color;
+#ifdef __WIN32__
+ HANDLE h = GetStdHandle(STD_OUTPUT_HANDLE);
+ if (h != INVALID_HANDLE_VALUE) {
+ CONSOLE_SCREEN_BUFFER_INFO info;
+ GetConsoleScreenBufferInfo(h, &info);
+ if (_bgcolor == DEFAULT)
+ color = (_defaultColor & 0xf0) >> 4;
+ else {
+ // swap red and blue bits
+ color = (color & 0x0a) | ((color & 1) << 2) | ((color & 4) >> 2);
+ }
+ color = (info.wAttributes & 0x0f) | ((color & 0x0f) << 4);
+ SetConsoleTextAttribute(h, (DWORD)color);
+ }
+#else
+ if (color != DEFAULT && color > 7)
+ color %= 8;
+ if (color == DEFAULT) {
+ os << "\x1B[0m";
+ if (_fgcolor != DEFAULT)
+ fgcolor(_fgcolor, os);
+ }
+ else
+ os << "\x1B[" << (40+(color & 0x07)) << 'm';
+#endif
+}
+
+
+/** Disables or enables the console cursor
+ * @param[in] visible if false, the cursor is disabled, and enabled otherwise */
+void Terminal::cursor (bool visible) {
+#ifdef __WIN32__
+ HANDLE h = GetStdHandle(STD_OUTPUT_HANDLE);
+ if (h != INVALID_HANDLE_VALUE) {
+ CONSOLE_CURSOR_INFO cursor_info;
+ cursor_info.bVisible = visible;
+ cursor_info.dwSize = _cursorHeight;
+ SetConsoleCursorInfo(h, &cursor_info);
+ }
+#endif
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Terminal.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Terminal.h
new file mode 100644
index 00000000000..8998e054f77
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Terminal.h
@@ -0,0 +1,58 @@
+/*************************************************************************
+** Terminal.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_TERMINAL_H
+#define DVISVGM_TERMINAL_H
+
+#include <ostream>
+
+class Terminal
+{
+ public:
+ static const int DEFAULT;
+ static const int BLACK;
+ static const int RED;
+ static const int GREEN;
+ static const int BLUE;
+ static const int CYAN;
+ static const int YELLOW;
+ static const int MAGENTA;
+ static const int WHITE;
+
+ public:
+ static void init (std::ostream &os);
+ static void finish (std::ostream &os);
+ static int columns ();
+ static int rows ();
+ static void fgcolor (int color, std::ostream &os);
+ static void bgcolor (int color, std::ostream &os);
+ static void cursor (bool visible);
+
+ private:
+ static int _fgcolor; ///< current foreground color
+ static int _bgcolor; ///< current background color
+
+#ifdef __WIN32__
+ static int _defaultColor;
+ static int _cursorHeight; ///< current height of the cursor in percent
+#endif
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ToUnicodeMap.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ToUnicodeMap.cpp
new file mode 100644
index 00000000000..35e676ee0e2
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ToUnicodeMap.cpp
@@ -0,0 +1,106 @@
+/*************************************************************************
+** ToUnicodeMap.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <limits>
+#include "ToUnicodeMap.h"
+#include "Unicode.h"
+
+using namespace std;
+
+
+/** Adds valid but random mappings for all missing character indexes.
+ * If a font's cmap table doensn't provide unicode mappings for all
+ * glyphs in the font, it's necessary to fill the gaps in order to
+ * handle all characters correctly. This functions assumes that the
+ * characters are numbered from 1 to maxIndex.
+ * @param[in] maxIndex largest character index to consider
+ * @return true on success */
+bool ToUnicodeMap::addMissingMappings (UInt32 maxIndex) {
+ bool success=true;
+ // collect unicode points already in assigned
+ NumericRanges<UInt32> codepoints;
+ for (size_t i=0; i < size() && success; i++)
+ codepoints.addRange(rangeAt(i).minval(), rangeAt(i).maxval());
+ // fill unmapped ranges
+ if (empty()) // no unicode mapping present at all?
+ success = fillRange(1, maxIndex, 1, codepoints, true);
+ else { // (partial) unicode mapping present?
+ success = fillRange(1, rangeAt(0).min()-1, rangeAt(0).minval()-1, codepoints, false);
+ for (size_t i=0; i < size()-1 && success; i++)
+ success = fillRange(rangeAt(i).max()+1, rangeAt(i+1).min()-1, rangeAt(i).maxval()+1, codepoints, true);
+ if (success)
+ success = fillRange(rangeAt(size()-1).max()+1, maxIndex, rangeAt(size()-1).maxval()+1, codepoints, true);
+ }
+ return success;
+}
+
+
+/** Checks if a given codepoint is valid and unused. Otherwise, try to find an alternative.
+ * @param[in,out] ucp codepoint to fix
+ * @param[in] used_codepoints codepoints already in use
+ * @param[in] ascending if true, increase ucp to look for valid/unused codepoints
+ * @return true on success */
+static bool fix_codepoint (UInt32 &ucp, const NumericRanges<UInt32> &used_codepoints, bool ascending) {
+ UInt32 start = ucp;
+ while (!Unicode::isValidCodepoint(ucp) && used_codepoints.valueExists(ucp)) {
+ if (ascending)
+ ucp = (ucp == numeric_limits<UInt32>::max()) ? 0 : ucp+1;
+ else
+ ucp = (ucp == 0) ? numeric_limits<UInt32>::max() : ucp-1;
+ if (ucp == start) // no free unicode point found
+ return false;
+ }
+ return true;
+}
+
+
+static bool is_less_or_equal (UInt32 a, UInt32 b) {return a <= b;}
+static bool is_greater_or_equal (UInt32 a, UInt32 b) {return a >= b;}
+
+
+/** Adds index to unicode mappings for a given range of character indexes.
+ * @param[in] minIndex lower bound of range to fill
+ * @param[in] maxIndex upper bound of range to fill
+ * @param[in] ucp first unicode point to add (if possible)
+ * @param[in,out] used_ucps unicode points already in use
+ * @param[in] ascending if true, fill range from lower to upper bound
+ * @return true on success */
+bool ToUnicodeMap::fillRange (UInt32 minIndex, UInt32 maxIndex, UInt32 ucp, NumericRanges<UInt32> &used_ucps, bool ascending) {
+ if (minIndex <= maxIndex) {
+ UInt32 first=minIndex, last=maxIndex;
+ int inc=1;
+ bool (*cmp)(UInt32, UInt32) = is_less_or_equal;
+ if (!ascending) {
+ swap(first, last);
+ inc = -1;
+ cmp = is_greater_or_equal;
+ }
+ for (UInt32 i=first; cmp(i, last); i += inc) {
+ if (!fix_codepoint(ucp, used_ucps, ascending))
+ return false;
+ else {
+ addRange(i, i, ucp);
+ used_ucps.addRange(ucp);
+ ucp += inc; // preferred unicode point for the next character of the current range
+ }
+ }
+ }
+ return true;
+} \ No newline at end of file
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ToUnicodeMap.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ToUnicodeMap.h
new file mode 100644
index 00000000000..bf7788b7b98
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ToUnicodeMap.h
@@ -0,0 +1,38 @@
+/*************************************************************************
+** ToUnicodeMap.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef TOUNICODEMAP_H
+#define TOUNICODEMAP_H
+
+#include "NumericRanges.h"
+#include "RangeMap.h"
+
+
+/** Represents a mapping from character indexes to unicode points. */
+class ToUnicodeMap : public RangeMap
+{
+ public:
+ bool addMissingMappings (UInt32 maxIndex);
+
+ protected:
+ bool fillRange (UInt32 minIndex, UInt32 maxIndex, UInt32 ucp, NumericRanges<UInt32> &used_ucps, bool ascending);
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TpicSpecialHandler.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TpicSpecialHandler.cpp
new file mode 100644
index 00000000000..de769352019
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TpicSpecialHandler.cpp
@@ -0,0 +1,329 @@
+/*************************************************************************
+** TpicSpecialHandler.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#define _USE_MATH_DEFINES
+#include <config.h>
+#include <cmath>
+#include <cstring>
+#include <sstream>
+#include "Color.h"
+#include "InputBuffer.h"
+#include "InputReader.h"
+#include "GraphicPath.h"
+#include "SpecialActions.h"
+#include "SVGTree.h"
+#include "TpicSpecialHandler.h"
+#include "XMLNode.h"
+#include "XMLString.h"
+#include "types.h"
+
+using namespace std;
+
+
+TpicSpecialHandler::TpicSpecialHandler () {
+ reset();
+}
+
+
+void TpicSpecialHandler::dviEndPage (unsigned pageno) {
+ reset();
+}
+
+
+void TpicSpecialHandler::reset () {
+ _points.clear();
+ _penwidth = 1.0;
+ _fill = -1.0; // no fill
+}
+
+
+/** Creates SVG elements that draw lines through the recorded points.
+ * @param[in] stroke if true, the (out)line is drawn (in black)
+ * @param[in] fill if true, enclosed area is filled with current color
+ * @param[in] ddist dash/dot distance of line in PS point units
+ * (0:solid line, >0:dashed line, <0:dotted line)
+ * @param[in] actions object providing the actions that can be performed by the SpecialHandler */
+void TpicSpecialHandler::drawLines (bool stroke, bool fill, double ddist, SpecialActions *actions) {
+ if (actions && !_points.empty()) {
+ XMLElementNode *elem=0;
+ if (_points.size() == 1) {
+ const DPair &p = _points.back();
+ elem = new XMLElementNode("circle");
+ elem->addAttribute("cx", p.x()+actions->getX());
+ elem->addAttribute("cy", p.y()+actions->getY());
+ elem->addAttribute("r", _penwidth/2.0);
+ actions->embed(p, _penwidth/2.0);
+ }
+ else {
+ if (_points.size() == 2 || (!fill && _points.front() != _points.back())) {
+ elem = new XMLElementNode("polyline");
+ elem->addAttribute("fill", "none");
+ elem->addAttribute("stroke-linecap", "round");
+ }
+ else {
+ if (_points.front() == _points.back())
+ _points.pop_back();
+ if (_fill < 0)
+ _fill = 1;
+ Color color = actions->getColor();
+ color *= _fill;
+ elem = new XMLElementNode("polygon");
+ elem->addAttribute("fill", fill ? color.rgbString() : "none");
+ }
+ ostringstream oss;
+ FORALL(_points, vector<DPair>::iterator, it) {
+ if (it != _points.begin())
+ oss << ' ';
+ double x = it->x()+actions->getX();
+ double y = it->y()+actions->getY();
+ oss << XMLString(x) << ',' << XMLString(y);
+ actions->embed(DPair(x, y));
+ }
+ elem->addAttribute("points", oss.str());
+ if (stroke) { // draw outline?
+ elem->addAttribute("stroke", "black");
+ elem->addAttribute("stroke-width", XMLString(_penwidth));
+ }
+ }
+ if (ddist > 0)
+ elem->addAttribute("stroke-dasharray", XMLString(ddist));
+ else if (ddist < 0)
+ elem->addAttribute("stroke-dasharray", XMLString(_penwidth) + ' ' + XMLString(-ddist));
+ actions->appendToPage(elem);
+ }
+ reset();
+}
+
+
+/** Stroke a quadratic spline through the midpoints of the lines defined by
+ * the previously recorded points. The spline starts with a straight line
+ * from the first point to the mid-point of the first line. The spline ends
+ * with a straight line from the mid-point of the last line to the last point.
+ * If ddist=0, the spline is stroked solid. Otherwise ddist denotes the length
+ * of the dashes and the gaps inbetween.
+ * @param[in] ddist length of dashes and gaps
+ * @param[in] actions object providing the actions that can be performed by the SpecialHandler */
+void TpicSpecialHandler::drawSplines (double ddist, SpecialActions *actions) {
+ if (!actions || _points.empty())
+ return;
+ const size_t size = _points.size();
+ if (size < 3)
+ drawLines(true, false, ddist, actions);
+ else {
+ DPair p(actions->getX(), actions->getY());
+ GraphicPath<double> path;
+ path.moveto(p+_points[0]);
+ DPair mid = p+_points[0]+(_points[1]-_points[0])/2.0;
+ path.lineto(mid);
+ actions->embed(p+_points[0]);
+ for (size_t i=1; i < size-1; i++) {
+ const DPair p0 = p+_points[i-1];
+ const DPair p1 = p+_points[i];
+ const DPair p2 = p+_points[i+1];
+ mid = p1+(p2-p1)/2.0;
+ path.conicto(p1, mid);
+ actions->embed(mid);
+ actions->embed((p0+p1*6.0+p2)/8.0, _penwidth);
+ }
+ if (_points[0] == _points[size-1]) // closed path?
+ path.closepath();
+ else {
+ path.lineto(p+_points[size-1]);
+ actions->embed(p+_points[size-1]);
+ }
+
+ Color color = actions->getColor();
+ color *= _fill;
+ XMLElementNode *pathElem = new XMLElementNode("path");
+ if (_fill >= 0) {
+ if (_points[0] != _points[size-1])
+ path.closepath();
+ pathElem->addAttribute("fill", color.rgbString());
+ }
+ else
+ pathElem->addAttribute("fill", "none");
+
+ ostringstream oss;
+ path.writeSVG(oss, SVGTree::RELATIVE_PATH_CMDS);
+ pathElem->addAttribute("d", oss.str());
+ pathElem->addAttribute("stroke", actions->getColor().rgbString());
+ pathElem->addAttribute("stroke-width", XMLString(_penwidth));
+ if (ddist > 0)
+ pathElem->addAttribute("stroke-dasharray", XMLString(ddist));
+ else if (ddist < 0)
+ pathElem->addAttribute("stroke-dasharray", XMLString(_penwidth) + ' ' + XMLString(-ddist));
+ actions->appendToPage(pathElem);
+ }
+ reset();
+}
+
+
+/** Draws an elliptical arc.
+ * @param[in] cx x-coordinate of arc center
+ * @param[in] cy y-coordinate of arc center
+ * @param[in] rx length of horizonal semi-axis
+ * @param[in] ry length of vertical semi-axis
+ * @param[in] angle1 starting angle (clockwise) relative to x-axis
+ * @param[in] angle2 ending angle (clockwise) relative to x-axis
+ * @param[in] actions object providing the actions that can be performed by the SpecialHandler */
+void TpicSpecialHandler::drawArc (double cx, double cy, double rx, double ry, double angle1, double angle2, SpecialActions *actions) {
+ if (actions) {
+ const double PI2 = 2*M_PI;
+ angle1 *= -1;
+ angle2 *= -1;
+ if (fabs(angle1) > PI2) {
+ int n = (int)(angle1/PI2);
+ angle1 = angle1 - n*PI2;
+ angle2 = angle2 - n*PI2;
+ }
+
+ double x = cx + actions->getX();
+ double y = cy + actions->getY();
+ XMLElementNode *elem=0;
+ if (fabs(angle1-angle2) >= PI2) { // closed ellipse?
+ elem = new XMLElementNode("ellipse");
+ elem->addAttribute("cx", XMLString(x));
+ elem->addAttribute("cy", XMLString(y));
+ elem->addAttribute("rx", XMLString(rx));
+ elem->addAttribute("ry", XMLString(ry));
+ }
+ else {
+ if (angle1 < 0)
+ angle1 = PI2+angle1;
+ if (angle2 < 0)
+ angle2 = PI2+angle2;
+ elem = new XMLElementNode("path");
+ int large_arg = fabs(angle1-angle2) > M_PI ? 0 : 1;
+ int sweep_flag = angle1 > angle2 ? 0 : 1;
+ if (angle1 > angle2) {
+ large_arg = 1-large_arg;
+ sweep_flag = 1-sweep_flag;
+ }
+ ostringstream oss;
+ oss << 'M' << XMLString(x+rx*cos(angle1)) << ',' << XMLString(y+ry*sin(-angle1))
+ << 'A' << XMLString(rx) << ',' << XMLString(ry)
+ << " 0 "
+ << large_arg << ' ' << sweep_flag << ' '
+ << XMLString(x+rx*cos(angle2)) << ',' << XMLString(y-ry*sin(angle2));
+ if (_fill >= 0)
+ oss << 'Z';
+ elem->addAttribute("d", oss.str());
+ }
+ elem->addAttribute("stroke-width", _penwidth);
+ elem->addAttribute("stroke", actions->getColor().rgbString());
+ elem->addAttribute("stroke-linecap", "round");
+ elem->addAttribute("fill", "none");
+ if (_fill >= 0) {
+ Color color=actions->getColor();
+ color *= _fill;
+ elem->addAttribute("fill", color.rgbString());
+ }
+ else
+ elem->addAttribute("fill", "none");
+ actions->appendToPage(elem);
+ actions->embed(BoundingBox(cx-rx, cy-ry, cx+rx, cy+ry));
+ }
+ reset();
+}
+
+
+#define cmd_id(c1,c2) ((c1 << 8) | c2)
+
+bool TpicSpecialHandler::process (const char *prefix, istream &is, SpecialActions *actions) {
+ if (!prefix || strlen(prefix) != 2)
+ return false;
+
+ const double mi2bp=0.072; // factor for milli-inch to PS points
+ StreamInputBuffer ib(is);
+ BufferInputReader in(ib);
+ switch (cmd_id(prefix[0], prefix[1])) {
+ case cmd_id('p','n'): // set pen width in milli-inches
+ _penwidth = in.getDouble()*mi2bp;
+ break;
+ case cmd_id('b','k'): // set fill color to black
+ _fill = 0;
+ break;
+ case cmd_id('w','h'): // set fill color to white
+ _fill = 1;
+ break;
+ case cmd_id('s','h'): // set fill color to given gray level
+ in.skipSpace();
+ _fill = in.eof() ? 0.5 : max(0.0, min(1.0, in.getDouble()));
+ break;
+ case cmd_id('t','x'): // set fill pattern
+ break;
+ case cmd_id('p','a'): { // add point to path
+ double x = in.getDouble()*mi2bp;
+ double y = in.getDouble()*mi2bp;
+ _points.push_back(DPair(x,y));
+ break;
+ }
+ case cmd_id('f','p'): // draw solid lines through recorded points; close and fill path if fill color was defined
+ drawLines(true, _fill >= 0, 0, actions);
+ break;
+ case cmd_id('i','p'): // don't draw outlines but close the recorded path and fill the resulting polygon
+ drawLines(false, true, 0, actions);
+ break;
+ case cmd_id('d','a'): // as fp but draw dashed lines
+ drawLines(true, _fill >= 0, in.getDouble()*72, actions);
+ break;
+ case cmd_id('d','t'): // as fp but draw dotted lines
+ drawLines(true, _fill >= 0, -in.getDouble()*72, actions);
+ break;
+ case cmd_id('s','p'): { // draw quadratic splines through recorded points
+ double ddist = in.getDouble();
+ drawSplines(ddist, actions);
+ break;
+ }
+ case cmd_id('a','r'): { // draw elliptical arc
+ double cx = in.getDouble()*mi2bp;
+ double cy = in.getDouble()*mi2bp;
+ double rx = in.getDouble()*mi2bp;
+ double ry = in.getDouble()*mi2bp;
+ double a1 = in.getDouble();
+ double a2 = in.getDouble();
+ drawArc(cx, cy, rx, ry, a1, a2, actions);
+ break;
+ }
+ case cmd_id('i','a'): { // fill elliptical arc
+ double cx = in.getDouble()*mi2bp;
+ double cy = in.getDouble()*mi2bp;
+ double rx = in.getDouble()*mi2bp;
+ double ry = in.getDouble()*mi2bp;
+ double a1 = in.getDouble();
+ double a2 = in.getDouble();
+ if (_fill < 0)
+ _fill = 1;
+ drawArc(cx, cy, rx, ry, a1, a2, actions);
+ if (_fill < 0)
+ _fill = -1;
+ break;
+ }
+ default:
+ return false;
+ }
+ return true;
+}
+
+
+const char** TpicSpecialHandler::prefixes () const {
+ static const char *pfx[] = {"ar", "bk", "da", "dt", "fp", "ia", "ip", "pa", "pn", "sh", "sp", "tx", "wh", 0};
+ return pfx;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TpicSpecialHandler.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TpicSpecialHandler.h
new file mode 100644
index 00000000000..3c5ea9fa876
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TpicSpecialHandler.h
@@ -0,0 +1,50 @@
+/*************************************************************************
+** TpicSpecialHandler.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_TPICSPECIALHANDLER_H
+#define DVISVGM_TPICSPECIALHANDLER_H
+
+#include <list>
+#include "Pair.h"
+#include "SpecialHandler.h"
+
+class TpicSpecialHandler : public SpecialHandler, public DVIEndPageListener
+{
+ public:
+ TpicSpecialHandler ();
+ const char* info () const {return "TPIC specials";}
+ const char* name () const {return "tpic";}
+ const char** prefixes () const;
+ bool process (const char *prefix, std::istream &is, SpecialActions *actions);
+
+ protected:
+ void dviEndPage (unsigned pageno);
+ void reset ();
+ void drawLines (bool stroke, bool fill, double ddist, SpecialActions *actions);
+ void drawSplines (double ddist, SpecialActions *actions);
+ void drawArc (double cx, double cy, double rx, double ry, double angle1, double angle2, SpecialActions *actions);
+
+ private:
+ double _penwidth; ///< pen width in PS point units
+ double _fill; ///< fill intensity [0,1]; if < 0, we don't fill anything
+ std::vector<DPair> _points;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TriangularPatch.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TriangularPatch.cpp
new file mode 100644
index 00000000000..75b3132345b
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TriangularPatch.cpp
@@ -0,0 +1,214 @@
+/*************************************************************************
+** TriangularPatch.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include "TriangularPatch.h"
+
+using namespace std;
+
+TriangularPatch::TriangularPatch (const PointVec &points, const ColorVec &colors, Color::ColorSpace cspace, int edgeflag, TriangularPatch *patch)
+ : ShadingPatch(cspace)
+{
+ setPoints(points, edgeflag, patch);
+ setColors(colors, edgeflag, patch);
+}
+
+
+void TriangularPatch::setPoints (const PointVec &points, int edgeflag, ShadingPatch *patch) {
+ TriangularPatch *triangularPatch = dynamic_cast<TriangularPatch*>(patch);
+ if (edgeflag > 0 && !triangularPatch)
+ throw ShadingException("missing preceding data in definition of triangular patch");
+ if ((edgeflag == 0 && points.size() != 3) || (edgeflag > 0 && points.size() != 1))
+ throw ShadingException("invalid number of vertices in triangular patch definition");
+
+ _points[0] = points[0];
+ switch (edgeflag) {
+ case 0:
+ _points[1] = points[1];
+ _points[2] = points[2];
+ break;
+ case 1:
+ _points[1] = triangularPatch->_points[1];
+ _points[2] = triangularPatch->_points[2];
+ break;
+ case 2:
+ _points[1] = triangularPatch->_points[2];
+ _points[2] = triangularPatch->_points[0];
+ }
+}
+
+
+void TriangularPatch::setPoints (const DPair &p1, const DPair &p2, const DPair &p3) {
+ _points[0] = p1;
+ _points[1] = p2;
+ _points[2] = p3;
+}
+
+
+void TriangularPatch::setColors (const ColorVec &colors, int edgeflag, ShadingPatch *patch) {
+ TriangularPatch *triangularPatch = dynamic_cast<TriangularPatch*>(patch);
+ if (edgeflag > 0 && !triangularPatch)
+ throw ShadingException("missing preceding data in definition of triangular patch");
+ if ((edgeflag == 0 && colors.size() != 3) || (edgeflag > 0 && colors.size() != 1))
+ throw ShadingException("invalid number of colors in triangular patch definition");
+
+ _colors[0] = colors[0];
+ switch (edgeflag) {
+ case 0:
+ _colors[1] = colors[1];
+ _colors[2] = colors[2];
+ break;
+ case 1:
+ _colors[1] = triangularPatch->_colors[1];
+ _colors[2] = triangularPatch->_colors[2];
+ break;
+ case 2:
+ _colors[1] = triangularPatch->_colors[2];
+ _colors[2] = triangularPatch->_colors[0];
+ }
+}
+
+
+void TriangularPatch::setColors (const Color &c1, const Color &c2, const Color &c3) {
+ _colors[0] = c1;
+ _colors[1] = c2;
+ _colors[2] = c3;
+}
+
+
+/** Returns the Cartesian coordinates for the barycentric coordinates \f$(u, v, 1-u-v)\f$
+ * of a point of the triangle, where \f$u, v \in [0,1]\f$ and \f$u+v \le 1\f$.
+ * The relation between the vertices of the triangle and their barycentric coordinates
+ * is as follows: \f$(1,0,0)=p_1, (0,1,0)=p_2, (0,0,1)=p_0\f$. */
+DPair TriangularPatch::valueAt (double u, double v) const {
+ return _points[0] + (_points[1]-_points[0])*u + (_points[2]-_points[0])*v;
+}
+
+
+/** Returns the color at a given point of the triangle. The point must be given
+ * in barycentric coordinates \f$(u, v, 1-u-v)\f$, where \f$u, v \in [0,1]\f$
+ * and \f$u+v \le 1\f$.
+ * The relation between the vertices of the triangle and their barycentric coordinates
+ * is as follows: \f$(1,0,0)=p_1, (0,1,0)=p_2, (0,0,1)=p_0\f$. */
+Color TriangularPatch::colorAt (double u, double v) const {
+ ColorGetter getComponents;
+ ColorSetter setComponents;
+ colorQueryFuncs(getComponents, setComponents);
+ valarray<double> comp[3];
+ for (int i=0; i < 3; i++)
+ (_colors[i].*getComponents)(comp[i]);
+ Color color;
+ (color.*setComponents)(comp[0]*(1-u-v) + comp[1]*u + comp[2]*v);
+ return color;
+}
+
+
+Color TriangularPatch::averageColor () const {
+ return averageColor(_colors[0], _colors[1], _colors[2]);
+}
+
+
+/** Compute the average of three given colors depending on the assigned color space. */
+Color TriangularPatch::averageColor (const Color &c1, const Color &c2, const Color &c3) const {
+ ColorGetter getComponents;
+ ColorSetter setComponents;
+ colorQueryFuncs(getComponents, setComponents);
+ valarray<double> va1, va2, va3;
+ (c1.*getComponents)(va1);
+ (c2.*getComponents)(va2);
+ (c3.*getComponents)(va3);
+ Color averageColor;
+ (averageColor.*setComponents)((va1+va2+va3)/3.0);
+ return averageColor;
+}
+
+
+/** Snaps value x to the interval [0,1]. Values lesser than or near 0 are mapped to 0, values
+ * greater than or near 1 are mapped to 1. */
+static inline double snap (double x) {
+ if (fabs(x) < 0.001)
+ return 0;
+ if (fabs(1-x) < 0.001)
+ return 1;
+ return x;
+}
+
+
+/** Approximate the patch by dividing it into a grid of triangular segments that are filled
+ * with the average color of the corresponding region. In order to prevent visual gaps between
+ * adjacent segments due to anti-aliasing, the flag 'overlap' can be set. It enlarges the
+ * segments so that they overlap with their right and bottom neighbors (which are drawn on
+ * top of the overlapping regions).
+ * @param[in] gridsize number of segments per row/column
+ * @param[in] overlap if true, enlarge each segment to overlap with its right and bottom neighbors
+ * @param[in] delta reduce level of detail if the segment size is smaller than the given value
+ * @param[in] callback object notified */
+void TriangularPatch::approximate (int gridsize, bool overlap, double delta, Callback &callback) const {
+ if (_colors[0] == _colors[1] && _colors[1] == _colors[2]) {
+ GraphicPath<double> path;
+ getBoundaryPath(path);
+ callback.patchSegment(path, _colors[0]);
+ }
+ else {
+ const double inc = 1.0/gridsize;
+ for (double u1=0; u1 < 1; u1=snap(u1+inc)) {
+ double u2 = snap(u1+inc);
+ double ou2 = (overlap && snap(u2+inc) <= 1 ? snap(u2+inc) : u2);
+ for (double v1=0; snap(u1+v1) < 1; v1=snap(v1+inc)) {
+ double v2 = snap(v1+inc);
+ double ov2 = (overlap && snap(v2+inc) <= 1 ? snap(v2+inc) : v2);
+ if (!overlap || (snap(u1+ov2) <= 1 && snap(ou2+v1) <= 1)) {
+ // create triangular segments pointing in the same orientation as the whole patch
+ GraphicPath<double> path;
+ path.moveto(valueAt(u1, v1));
+ path.lineto(valueAt(ou2, v1));
+ path.lineto(valueAt(u1, ov2));
+ path.closepath();
+ callback.patchSegment(path, averageColor(colorAt(u1, v1), colorAt(u2, v1), colorAt(u1, v2)));
+ if (snap(u2+v2) <= 1 && (!overlap || inc > delta)) {
+ // create triangular segments pointing in the opposite direction as the whole patch
+ path.clear();
+ path.moveto(valueAt(u1, v2));
+ path.lineto(valueAt(u2, v1));
+ path.lineto(valueAt(u2, v2));
+ path.closepath();
+ callback.patchSegment(path, averageColor(colorAt(u1, v2), colorAt(u2, v1), colorAt(u2, v2)));
+ }
+ }
+ }
+ }
+ }
+}
+
+
+void TriangularPatch::getBoundaryPath(GraphicPath<double> &path) const {
+ path.clear();
+ path.moveto(_points[0]);
+ path.lineto(_points[1]);
+ path.lineto(_points[2]);
+ path.closepath();
+}
+
+
+void TriangularPatch::getBBox (BoundingBox &bbox) const {
+ bbox.invalidate();
+ bbox.embed(_points[0]);
+ bbox.embed(_points[1]);
+ bbox.embed(_points[2]);
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TriangularPatch.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TriangularPatch.h
new file mode 100644
index 00000000000..d18d76ebb0a
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/TriangularPatch.h
@@ -0,0 +1,64 @@
+/*************************************************************************
+** TriangularPatch.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_TRIANGULARPATCH_H
+#define DVISVGM_TRIANGULARPATCH_H
+
+#include "Color.h"
+#include "Pair.h"
+#include "ShadingPatch.h"
+
+class TriangularPatch : public ShadingPatch
+{
+ public:
+ TriangularPatch ();
+ TriangularPatch (Color::ColorSpace cspace) : ShadingPatch(cspace) {}
+ TriangularPatch (const PointVec &points, const ColorVec &colors, Color::ColorSpace cspace, int edgeflag, TriangularPatch *patch);
+ int psShadingType() const {return 4;}
+ DPair valueAt (double u, double v) const;
+ Color colorAt (double u, double v) const;
+ Color averageColor() const;
+ void setPoints (const PointVec &points, int edgeflag, ShadingPatch *patch);
+ void setPoints (const DPair &p1, const DPair &p2, const DPair &p3);
+ void setColors (const ColorVec &colors, int edgeflag, ShadingPatch *patch);
+ void setColors (const Color &c1, const Color &c2, const Color &c3);
+ void approximate (int gridsize, bool overlap, double delta, Callback &listener) const;
+ void getBBox (BoundingBox &bbox) const;
+ void getBoundaryPath(GraphicPath<double> &path) const;
+ int numPoints (int edgeflag) const {return edgeflag == 0 ? 3 : 1;}
+ int numColors (int edgeflag) const {return edgeflag == 0 ? 3 : 1;}
+
+ protected:
+ Color averageColor (const Color &c1, const Color &c2, const Color &c3) const;
+
+ private:
+ DPair _points[3];
+ Color _colors[3];
+};
+
+
+class LatticeTriangularPatch : public TriangularPatch
+{
+ public:
+ LatticeTriangularPatch (Color::ColorSpace cspace) : TriangularPatch(cspace) {}
+ int psShadingType() const {return 5;}
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Unicode.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Unicode.cpp
new file mode 100644
index 00000000000..129c33ebdb7
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Unicode.cpp
@@ -0,0 +1,75 @@
+/*************************************************************************
+** Unicode.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <cstddef>
+#include "Unicode.h"
+
+using namespace std;
+
+
+/** Returns true if c is a valid unicode point in XML documents.
+ * XML version 1.0 doesn't allow various unicode character references
+ * (&#1; for example). */
+bool Unicode::isValidCodepoint (UInt32 c) {
+ if ((c & 0xffff) == 0xfffe || (c & 0xffff) == 0xffff)
+ return false;
+
+ UInt32 ranges[] = {
+ 0x0000, 0x0020,
+ 0x007f, 0x0084,
+ 0x0086, 0x009f,
+ 0x202a, 0x202e, // bidi control characters
+ 0xd800, 0xdfff,
+ 0xfdd0, 0xfdef,
+ };
+ for (size_t i=0; i < sizeof(ranges)/sizeof(UInt32)/2; i++)
+ if (c >= ranges[2*i] && c <= ranges[2*i+1])
+ return false;
+ return true;
+}
+
+
+/** Converts a unicode value to a UTF-8 byte sequence.
+ * @param[in] c character code
+ * @return utf8 seqence consisting of 1-4 bytes */
+string Unicode::utf8 (Int32 c) {
+ string utf8;
+ if (c >= 0) {
+ if (c < 0x80)
+ utf8 += c;
+ else if (c < 0x800) {
+ utf8 += 0xC0 + (c >> 6);
+ utf8 += 0x80 + (c & 0x3F);
+ }
+ else if (c < 0x10000) {
+ utf8 += 0xE0 + (c >> 12);
+ utf8 += 0x80 + ((c >> 6) & 0x3F);
+ utf8 += 0x80 + (c & 0x3F);
+ }
+ else if (c < 0x110000) {
+ utf8 += 0xF0 + (c >> 18);
+ utf8 += 0x80 + ((c >> 12) & 0x3F);
+ utf8 += 0x80 + ((c >> 6) & 0x3F);
+ utf8 += 0x80 + (c & 0x3F);
+ }
+ // UTF-8 does not support codepoints >= 0x110000
+ }
+ return utf8;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Unicode.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Unicode.h
new file mode 100644
index 00000000000..588ef558f67
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/Unicode.h
@@ -0,0 +1,33 @@
+/*************************************************************************
+** Unicode.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_UNICODE_H
+#define DVISVGM_UNICODE_H
+
+#include <string>
+#include "types.h"
+
+struct Unicode
+{
+ static bool isValidCodepoint (UInt32 code);
+ static std::string utf8 (Int32 c);
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/VFActions.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/VFActions.h
new file mode 100644
index 00000000000..886771e75a7
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/VFActions.h
@@ -0,0 +1,38 @@
+/*************************************************************************
+** VFActions.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_VFACTIONS_H
+#define DVISVGM_VFACTIONS_H
+
+#include <string>
+#include <vector>
+#include "types.h"
+
+
+struct VFActions
+{
+ virtual ~VFActions () {}
+ virtual void preamble (std::string comment, UInt32 checksum, double dsize) {}
+ virtual void postamble () {}
+ virtual void defineVFFont (UInt32 fontnum, std::string path, std::string name, UInt32 checksum, double dsize, double ssize) {}
+ virtual void defineVFChar (UInt32 c, std::vector<UInt8> *dvi) {}
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/VFReader.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/VFReader.cpp
new file mode 100644
index 00000000000..f17a82c02f7
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/VFReader.cpp
@@ -0,0 +1,192 @@
+/*************************************************************************
+** VFReader.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <sstream>
+#include "Font.h"
+#include "VFActions.h"
+#include "VFReader.h"
+#include "macros.h"
+
+using namespace std;
+
+
+/** Converts a TFM fix point value to double (PS point units). */
+static inline double fix2double (FixWord fix) {
+ const double pt2bp = 72/72.27;
+ return double(fix)/(1 << 20)*pt2bp;
+}
+
+
+VFReader::VFReader (istream &is)
+ : StreamReader(is), _actions(0), _designSize(0) {
+}
+
+
+VFReader::~VFReader () {
+}
+
+
+VFActions* VFReader::replaceActions (VFActions *a) {
+ VFActions *ret = _actions;
+ _actions = a;
+ return ret;
+}
+
+
+/** Reads a single VF command from the current position of the input stream and calls the
+ * corresponding cmdFOO method. The execution can be influenced by a function of type ApproveOpcode.
+ * It takes an opcode and returns true if the command is supposed to be executed.
+ * @param[in] approve function to approve invocation of the action assigned to command
+ * @return opcode of the executed command */
+int VFReader::executeCommand (ApproveAction approve) {
+ int opcode = readByte();
+ if (!isStreamValid() || opcode < 0) // at end of file?
+ throw VFException("invalid VF file");
+
+ bool approved = !approve || approve(opcode);
+ VFActions *actions = _actions;
+ if (!approved)
+ replaceActions(0); // disable actions
+
+ if (opcode <= 241) // short character definition?
+ cmdShortChar(opcode);
+ else if (opcode >= 243 && opcode <= 246) // font definition?
+ cmdFontDef(opcode-243+1);
+ else {
+ switch (opcode) {
+ case 242: cmdLongChar(); break; // long character definition
+ case 247: cmdPre(); break; // preamble
+ case 248: cmdPost(); break; // postamble
+ default : { // invalid opcode
+ replaceActions(actions); // reenable actions
+ ostringstream oss;
+ oss << "undefined VF command (opcode " << opcode << ')';
+ throw VFException(oss.str());
+ }
+ }
+ }
+ replaceActions(actions); // reenable actions
+ return opcode;
+}
+
+
+bool VFReader::executeAll () {
+ clearStream(); // reset all status bits
+ if (!isStreamValid())
+ return false;
+ seek(0); // move file pointer to first byte of the input stream
+ while (!eof() && executeCommand() != 248); // stop reading after post (248)
+ return true;
+}
+
+
+/// Returns true if op indicates the preamble or a font definition
+static bool is_pre_or_fontdef (int op) {return op > 242;}
+static bool is_chardef (int op) {return op < 243;}
+
+
+bool VFReader::executePreambleAndFontDefs () {
+ clearStream();
+ if (!isStreamValid())
+ return false;
+ seek(0); // move file pointer to first byte of the input stream
+ while (!eof() && executeCommand(is_pre_or_fontdef) > 242); // stop reading after last font definition
+ return true;
+}
+
+
+bool VFReader::executeCharDefs () {
+ clearStream();
+ if (!isStreamValid())
+ return false;
+ seek(0);
+ while (!eof() && executeCommand(is_chardef) < 243); // stop reading after last char definition
+ return true;
+}
+
+//////////////////////////////////////////////////////////////////////////////
+
+/** Reads and executes DVI preamble command. */
+void VFReader::cmdPre () {
+ UInt32 i = readUnsigned(1); // identification number (should be 2)
+ UInt32 k = readUnsigned(1); // length of following comment
+ string cmt = readString(k); // comment
+ UInt32 cs = readUnsigned(4); // check sum to be compared with TFM cecksum
+ UInt32 ds = readUnsigned(4); // design size (same as TFM design size) (fix_word)
+ _designSize = fix2double(ds);
+ if (i != 202)
+ throw VFException("invalid identification value in preamble");
+ if (_actions)
+ _actions->preamble(cmt, cs, ds);
+}
+
+
+void VFReader::cmdPost () {
+ while ((readUnsigned(1)) == 248); // skip fill bytes
+ if (_actions)
+ _actions->postamble();
+}
+
+
+void VFReader::cmdLongChar () {
+ UInt32 pl = readUnsigned(4); // packet length (length of DVI subroutine)
+ if (!_actions)
+ seek(8+pl, ios::cur); // skip remaining char definition bytes
+ else {
+ UInt32 cc = readUnsigned(4); // character code
+ readUnsigned(4); // character width from corresponding TFM file
+ vector<UInt8> *dvi = new vector<UInt8>(pl); // DVI subroutine
+ readBytes(pl, *dvi);
+ _actions->defineVFChar(cc, dvi); // call template method for user actions
+ }
+}
+
+
+/** Reads and executes short_char_x command.
+ * @param[in] pl packet length (length of DVI subroutine) */
+void VFReader::cmdShortChar (int pl) {
+ if (!_actions)
+ seek(4+pl, ios::cur); // skip char definition bytes
+ else {
+ UInt32 cc = readUnsigned(1); // character code
+ readUnsigned(3); // character width from corresponding TFM file
+ vector<UInt8> *dvi = new vector<UInt8>(pl); // DVI subroutine
+ readBytes(pl, *dvi);
+ _actions->defineVFChar(cc, dvi); // call template method for user actions
+ }
+}
+
+
+void VFReader::cmdFontDef (int len) {
+ UInt32 fontnum = readUnsigned(len); // font number
+ UInt32 checksum = readUnsigned(4); // font checksum (to be compared with corresponding TFM checksum)
+ UInt32 ssize = readUnsigned(4); // scaled size of font relative to design size (fix_word)
+ UInt32 dsize = readUnsigned(4); // design size of font (same as TFM design size) (fix_word)
+ UInt32 pathlen = readUnsigned(1); // length of font path
+ UInt32 namelen = readUnsigned(1); // length of font name
+ string fontpath = readString(pathlen);
+ string fontname = readString(namelen);
+ if (_actions) {
+ double ss = fix2double(ssize);
+ double ds = fix2double(dsize);
+ _actions->defineVFFont(fontnum, fontpath, fontname, checksum, ds, ss*_designSize);
+ }
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/VFReader.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/VFReader.h
new file mode 100644
index 00000000000..00467f5746a
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/VFReader.h
@@ -0,0 +1,65 @@
+/*************************************************************************
+** VFReader.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_VFREADER_H
+#define DVISVGM_VFREADER_H
+
+#include "MessageException.h"
+#include "StreamReader.h"
+#include "types.h"
+
+
+struct VFException : public MessageException
+{
+ VFException (const std::string &msg) : MessageException(msg) {}
+};
+
+
+struct VFActions;
+
+
+class VFReader : public StreamReader
+{
+ typedef bool (*ApproveAction)(int);
+ public:
+ VFReader (std::istream &is);
+ virtual ~VFReader ();
+ VFActions* replaceActions (VFActions *a);
+ bool executeAll ();
+ bool executePreambleAndFontDefs ();
+ bool executeCharDefs ();
+
+ protected:
+ int executeCommand (ApproveAction approve=0);
+
+ // the following methods represent the VF commands
+ // they are called by executeCommand and should not be used directly
+ void cmdPre ();
+ void cmdPost ();
+ void cmdShortChar (int pl);
+ void cmdLongChar ();
+ void cmdFontDef (int len);
+
+ private:
+ VFActions *_actions; ///< actions to execute when reading a VF command
+ double _designSize; ///< design size of currently read VF
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/VectorIterator.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/VectorIterator.h
new file mode 100644
index 00000000000..dc27327a60c
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/VectorIterator.h
@@ -0,0 +1,109 @@
+/*************************************************************************
+** VectorIterator.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef VECTORITERATOR_H
+#define VECTORITERATOR_H
+
+#include <vector>
+#include "MessageException.h"
+
+
+struct IteratorException : public MessageException
+{
+ IteratorException (const std::string &msg) : MessageException(msg) {}
+};
+
+
+template <typename T>
+class VectorIterator
+{
+ public:
+ VectorIterator (std::vector<T> &vec) : _vector(vec), _pos(0) {}
+
+ VectorIterator operator ++ () {
+ _pos++;
+ return *this;
+ }
+
+ VectorIterator operator ++ (int) {
+ VectorIterator it = *this;
+ _pos++;
+ return it;
+ }
+
+ VectorIterator operator -- () {
+ _pos--;
+ return *this;
+ }
+
+ VectorIterator operator -- (int) {
+ VectorIterator it = *this;
+ _pos--;
+ return it;
+ }
+
+ VectorIterator operator += (int n) {
+ _pos += n;
+ return *this;
+ }
+
+ VectorIterator operator -= (int n) {
+ _pos -= n;
+ return *this;
+ }
+
+ VectorIterator operator + (int n) {
+ return VectorIterator(_vector, _pos+n);
+ }
+
+ VectorIterator operator - (int n) {
+ return VectorIterator(_vector, _pos-n);
+ }
+
+ T& operator * () {
+ if (valid())
+ return _vector[_pos];
+ throw IteratorException("invalid access");
+ }
+
+ T* operator -> () {
+ if (valid())
+ return &_vector[_pos];
+ throw IteratorException("invalid access");
+ }
+
+ bool operator == (const VectorIterator &it) const {return _pos == it._pos;}
+ bool operator != (const VectorIterator &it) const {return _pos != it._pos;}
+ bool operator <= (const VectorIterator &it) const {return _pos <= it._pos;}
+ bool operator >= (const VectorIterator &it) const {return _pos >= it._pos;}
+ bool operator < (const VectorIterator &it) const {return _pos < it._pos;}
+ bool operator > (const VectorIterator &it) const {return _pos > it._pos;}
+ bool valid () const {return _pos >= 0 && _pos < _vector.size();}
+ void invalidate () {_pos = _vector.size();}
+
+ protected:
+ VectorIterator (std::vector<T> &vec, size_t pos) : _vector(vec), _pos(pos) {}
+
+ private:
+ std::vector<T> &_vector;
+ size_t _pos;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/VectorStream.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/VectorStream.h
new file mode 100644
index 00000000000..f3043943669
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/VectorStream.h
@@ -0,0 +1,46 @@
+/*************************************************************************
+** VectorStream.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_VECTORSTREAM_H
+#define DVISVGM_VECTORSTREAM_H
+
+#include <istream>
+#include <vector>
+
+
+template <typename T>
+struct VectorStreamBuffer : public std::streambuf
+{
+ VectorStreamBuffer (std::vector<T> &source) {
+ setg((char*)&source[0], (char*)&source[0], (char*)&source[0]+source.size());
+ }
+};
+
+
+template <typename T>
+class VectorInputStream : public std::istream
+{
+ public:
+ VectorInputStream (std::vector<T> &source) : std::istream(&_buf), _buf(source) {}
+ private:
+ VectorStreamBuffer<T> _buf;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLDocument.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLDocument.cpp
new file mode 100644
index 00000000000..6b73f7cd436
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLDocument.cpp
@@ -0,0 +1,74 @@
+/*************************************************************************
+** XMLDocument.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include "macros.h"
+#include "XMLDocument.h"
+
+using namespace std;
+
+XMLDocument::XMLDocument (XMLElementNode *root)
+ : _rootElement(root)
+{
+}
+
+
+XMLDocument::~XMLDocument () {
+ clear();
+}
+
+
+void XMLDocument::clear () {
+ delete _rootElement;
+ _rootElement = 0;
+ FORALL(_nodes, list<XMLNode*>::iterator, i)
+ delete *i;
+ _nodes.clear();
+}
+
+
+void XMLDocument::append (XMLNode *node) {
+ if (!node)
+ return;
+ XMLElementNode *newRoot = dynamic_cast<XMLElementNode*>(node);
+ if (newRoot) { // there can only be one root element node in the document
+ delete _rootElement; // so if there is already one...
+ _rootElement = newRoot; // ...we replace it
+ }
+ else
+ _nodes.push_back(node);
+}
+
+
+void XMLDocument::setRootNode (XMLElementNode *root) {
+ delete _rootElement;
+ _rootElement = root;
+}
+
+
+ostream& XMLDocument::write (ostream &os) const {
+ if (_rootElement) { // no root element => no output
+ os << "<?xml version='1.0'?>\n";
+ FORALL(_nodes, list<XMLNode*>::const_iterator, i)
+ (*i)->write(os);
+ _rootElement->write(os);
+ }
+ return os;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLDocument.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLDocument.h
new file mode 100644
index 00000000000..e3b2727dfd9
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLDocument.h
@@ -0,0 +1,42 @@
+/*************************************************************************
+** XMLDocument.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_XMLDOCUMENT_H
+#define DVISVGM_XMLDOCUMENT_H
+
+#include "XMLNode.h"
+
+class XMLDocument
+{
+ public:
+ XMLDocument (XMLElementNode *root=0);
+ ~XMLDocument ();
+ void clear ();
+ void append (XMLNode *node);
+ void setRootNode (XMLElementNode *root);
+ const XMLElementNode* getRootElement () const {return _rootElement;}
+ std::ostream& write (std::ostream &os) const;
+
+ private:
+ std::list<XMLNode*> _nodes;
+ XMLElementNode *_rootElement;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLNode.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLNode.cpp
new file mode 100644
index 00000000000..4fd3b997391
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLNode.cpp
@@ -0,0 +1,254 @@
+/*************************************************************************
+** XMLNode.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <map>
+#include <list>
+#include "macros.h"
+#include "XMLNode.h"
+#include "XMLString.h"
+
+using namespace std;
+
+
+XMLElementNode::XMLElementNode (const string &n) : _name(n) {
+}
+
+
+XMLElementNode::XMLElementNode (const XMLElementNode &node)
+ : _name(node._name), _attributes(node._attributes)
+{
+ FORALL(node._children, ChildList::const_iterator, it)
+ _children.push_back((*it)->clone());
+}
+
+
+XMLElementNode::~XMLElementNode () {
+ while (!_children.empty()) {
+ delete _children.back();
+ _children.pop_back();
+ }
+}
+
+
+void XMLElementNode::clear () {
+ _attributes.clear();
+ while (!_children.empty()) {
+ delete _children.back();
+ _children.pop_back();
+ }
+}
+
+
+void XMLElementNode::addAttribute (const string &name, const string &value) {
+ _attributes[name] = value;
+}
+
+
+void XMLElementNode::addAttribute (const string &name, double value) {
+ _attributes[name] = XMLString(value);
+}
+
+
+void XMLElementNode::append (XMLNode *child) {
+ if (!child)
+ return;
+ XMLTextNode *textNode1 = dynamic_cast<XMLTextNode*>(child);
+ if (!textNode1 || _children.empty())
+ _children.push_back(child);
+ else {
+ if (XMLTextNode *textNode2 = dynamic_cast<XMLTextNode*>(_children.back()))
+ textNode2->append(textNode1); // merge two consecutive text nodes
+ else
+ _children.push_back(child);
+ }
+}
+
+
+void XMLElementNode::append (const string &str) {
+ if (_children.empty() || !dynamic_cast<XMLTextNode*>(_children.back()))
+ _children.push_back(new XMLTextNode(str));
+ else
+ static_cast<XMLTextNode*>(_children.back())->append(str);
+}
+
+
+void XMLElementNode::prepend (XMLNode *child) {
+ if (!child)
+ return;
+ XMLTextNode *textNode1 = dynamic_cast<XMLTextNode*>(child);
+ if (!textNode1 || _children.empty())
+ _children.push_front(child);
+ else {
+ if (XMLTextNode *textNode2 = dynamic_cast<XMLTextNode*>(_children.front()))
+ textNode2->prepend(textNode1); // merge two consecutive text nodes
+ else
+ _children.push_front(child);
+ }
+}
+
+
+/** Inserts a new child node before a given child node already present. The latter
+ * will be the following sibling of the node to be inserted. If there's no such
+ * node present, nothing is inserted.
+ * @param[in] child node to be inserted
+ * @param[in] sibling following sibling of 'child'
+ * @return true on success */
+bool XMLElementNode::insertBefore (XMLNode *child, XMLNode *sibling) {
+ ChildList::iterator it = _children.begin();
+ while (it != _children.end() && *it != sibling)
+ ++it;
+ if (it == _children.end())
+ return false;
+ _children.insert(it, child);
+ return true;
+}
+
+
+/** Inserts a new child node after a given child node already present. The latter
+ * will be the preceding sibling of the node to be inserted. If there's no such
+ * node present, nothing is inserted.
+ * @param[in] child node to be inserted
+ * @param[in] sibling preceding sibling of 'child'
+ * @return true on success */
+bool XMLElementNode::insertAfter (XMLNode *child, XMLNode *sibling) {
+ ChildList::iterator it = _children.begin();
+ while (it != _children.end() && *it != sibling)
+ ++it;
+ if (it == _children.end())
+ return false;
+ _children.insert(++it, child);
+ return true;
+}
+
+
+/** Gets all descendant elements with a given name and given attribute.
+ * @param[in] name name of elements to find
+ * @param[in] attrName name of attribute to find
+ * @param[out] descendants all elements found
+ * @return true if at least one element was found */
+bool XMLElementNode::getDescendants (const char *name, const char *attrName, vector<XMLElementNode*> &descendants) const {
+ FORALL(_children, ChildList::const_iterator, it) {
+ if (XMLElementNode *elem = dynamic_cast<XMLElementNode*>(*it)) {
+ if ((!name || elem->getName() == name) && (!attrName || elem->hasAttribute(attrName)))
+ descendants.push_back(elem);
+ elem->getDescendants(name, attrName, descendants);
+ }
+ }
+ return !descendants.empty();
+}
+
+
+/** Returns the first descendant element that matches the given properties in depth first order.
+ * @param[in] name element name; if 0, all elements are taken into account
+ * @param[in] attrName if not 0, only elements with an attribute of this name are considered
+ * @param[in] attrValue if not 0, only elements with attribute attrName="attrValue" are considered
+ * @return pointer to the found element or 0 */
+XMLElementNode* XMLElementNode::getFirstDescendant (const char *name, const char *attrName, const char *attrValue) const {
+ FORALL(_children, ChildList::const_iterator, it) {
+ if (XMLElementNode *elem = dynamic_cast<XMLElementNode*>(*it)) {
+ if (!name || elem->getName() == name) {
+ const char *value;
+ if (!attrName || (((value = elem->getAttributeValue(attrName)) != 0) && (!attrValue || string(value) == attrValue)))
+ return elem;
+ }
+ if (XMLElementNode *descendant = elem->getFirstDescendant(name, attrName, attrValue))
+ return descendant;
+ }
+ }
+ return 0;
+}
+
+
+ostream& XMLElementNode::write (ostream &os) const {
+ os << '<' << _name;
+ FORALL(_attributes, AttribMap::const_iterator, i)
+ os << ' ' << i->first << "='" << i->second << '\'';
+ if (_children.empty())
+ os << "/>\n";
+ else {
+ os << '>';
+ if (dynamic_cast<XMLElementNode*>(_children.front()))
+ os << '\n';
+ FORALL(_children, ChildList::const_iterator, i)
+ (*i)->write(os);
+ os << "</" << _name << ">\n";
+ }
+ return os;
+}
+
+
+/** Returns true if this element has an attribute of given name. */
+bool XMLElementNode::hasAttribute (const string &name) const {
+ return _attributes.find(name) != _attributes.end();
+}
+
+
+/** Returns the value of an attribute.
+ * @param[in] name name of attribute
+ * @return attribute value or 0 if attribute doesn't exist */
+const char* XMLElementNode::getAttributeValue(const std::string& name) const {
+ AttribMap::const_iterator it = _attributes.find(name);
+ if (it != _attributes.end())
+ return it->second.c_str();
+ return 0;
+}
+
+
+//////////////////////
+
+void XMLTextNode::append (XMLNode *node) {
+ if (XMLTextNode *tn = dynamic_cast<XMLTextNode*>(node))
+ append(tn);
+ else
+ delete node;
+}
+
+
+void XMLTextNode::append (XMLTextNode *node) {
+ if (node)
+ _text += node->_text;
+ delete node;
+}
+
+
+void XMLTextNode::append (const string &str) {
+ _text += str;
+}
+
+
+void XMLTextNode::prepend (XMLNode *node) {
+ if (XMLTextNode *tn = dynamic_cast<XMLTextNode*>(node))
+ _text = tn->_text + _text;
+ else
+ delete node;
+}
+
+
+//////////////////////
+
+
+ostream& XMLCDataNode::write (ostream &os) const {
+ if (!_data.empty())
+ os << "<![CDATA[\n" << _data << "]]>\n";
+ return os;
+}
+
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLNode.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLNode.h
new file mode 100644
index 00000000000..71bd5a8ada9
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLNode.h
@@ -0,0 +1,118 @@
+/*************************************************************************
+** XMLNode.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_XMLNODE_H
+#define DVISVGM_XMLNODE_H
+
+#include <list>
+#include <map>
+#include <ostream>
+#include <string>
+
+#include "SpecialActions.h"
+
+
+struct XMLNode
+{
+ virtual ~XMLNode () {}
+ virtual XMLNode* clone () const =0;
+ virtual void clear () =0;
+ virtual std::ostream& write (std::ostream &os) const =0;
+};
+
+
+class XMLElementNode : public XMLNode
+{
+ typedef std::map<std::string,std::string> AttribMap;
+ typedef std::list<XMLNode*> ChildList;
+ public:
+ XMLElementNode (const std::string &name);
+ XMLElementNode (const XMLElementNode &node);
+ ~XMLElementNode ();
+ XMLElementNode* clone () const {return new XMLElementNode(*this);}
+ void clear ();
+ void addAttribute (const std::string &name, const std::string &value);
+ void addAttribute (const std::string &name, double value);
+ void append (XMLNode *child);
+ void append (const std::string &str);
+ void prepend (XMLNode *child);
+ void remove (XMLNode *child) {_children.remove(child);}
+ bool insertAfter (XMLNode *child, XMLNode *sibling);
+ bool insertBefore (XMLNode *child, XMLNode *sibling);
+ bool hasAttribute (const std::string &name) const;
+ const char* getAttributeValue (const std::string &name) const;
+ bool getDescendants (const char *name, const char *attrName, std::vector<XMLElementNode*> &descendants) const;
+ XMLElementNode* getFirstDescendant (const char *name, const char *attrName, const char *attrValue) const;
+ std::ostream& write (std::ostream &os) const;
+ bool empty () const {return _children.empty();}
+ const std::list<XMLNode*>& children () const {return _children;}
+ const std::string& getName () const {return _name;}
+
+ private:
+ std::string _name; // element name (<name a1="v1" .. an="vn">...</name>)
+ AttribMap _attributes;
+ ChildList _children; // child nodes
+};
+
+
+class XMLTextNode : public XMLNode
+{
+ public:
+ XMLTextNode (const std::string &str) : _text(str) {}
+ XMLTextNode* clone () const {return new XMLTextNode(*this);}
+ void clear () {_text.clear();}
+ void append (XMLNode *node);
+ void append (XMLTextNode *node);
+ void append (const std::string &str);
+ void prepend (XMLNode *child);
+ std::ostream& write (std::ostream &os) const {return os << _text;}
+ const std::string& getText () const {return _text;}
+
+ private:
+ std::string _text;
+};
+
+
+class XMLCommentNode : public XMLNode
+{
+ public:
+ XMLCommentNode (const std::string &str) : _text(str) {}
+ XMLCommentNode* clone () const {return new XMLCommentNode(*this);}
+ void clear () {_text.clear();}
+ std::ostream& write (std::ostream &os) const {return os << "<!--" << _text << "-->\n";}
+
+ private:
+ std::string _text;
+};
+
+
+class XMLCDataNode : public XMLNode
+{
+ public:
+ XMLCDataNode (const std::string &d) : _data(d) {}
+ XMLCDataNode* clone () const {return new XMLCDataNode(*this);}
+ void clear () {_data.clear();}
+ std::ostream& write (std::ostream &os) const;
+
+ private:
+ std::string _data;
+};
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLString.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLString.cpp
new file mode 100644
index 00000000000..97aa91ee4ab
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLString.cpp
@@ -0,0 +1,104 @@
+/*************************************************************************
+** XMLString.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <cmath>
+#include <cstdlib>
+#include <iomanip>
+#include <sstream>
+#include "macros.h"
+#include "types.h"
+#include "Unicode.h"
+#include "XMLString.h"
+
+using namespace std;
+
+int XMLString::DECIMAL_PLACES = 0;
+
+
+static string translate (UInt32 c) {
+ switch (c) {
+ case '<' : return "&lt;";
+ case '&' : return "&amp;";
+ case '"' : return "&quot;";
+ case '\'': return "&apos;";
+ }
+ return Unicode::utf8(c);
+}
+
+
+XMLString::XMLString (const string &str, bool plain) {
+ if (plain)
+ assign(str);
+ else {
+ FORALL(str, string::const_iterator, i)
+ *this += translate(*i);
+ }
+}
+
+
+XMLString::XMLString (const char *str, bool plain) {
+ if (str) {
+ if (plain)
+ assign(str);
+ else {
+ while (*str)
+ *this += translate(*str++);
+ }
+ }
+}
+
+
+XMLString::XMLString (int n, bool cast) {
+ if (cast) {
+ stringstream ss;
+ ss << n;
+ ss >> *this;
+ }
+ else
+ *this += translate(n);
+}
+
+
+/** Rounds a floating point value to a given number of decimal places.
+ * @param[in] x number to round
+ * @param[in] n number of decimal places (must be between 1 and 6)
+ * @return rounded value */
+static inline double round (double x, int n) {
+ const long pow10[] = {10L, 100L, 1000L, 10000L, 100000L, 1000000L};
+ const double eps = 1e-7;
+ n--;
+ if (x >= 0)
+ return floor(x*pow10[n]+0.5+eps)/pow10[n];
+ return ceil(x*pow10[n]-0.5-eps)/pow10[n];
+}
+
+
+XMLString::XMLString (double x) {
+ stringstream ss;
+ if (fabs(x) < 1e-8)
+ x = 0;
+ if (DECIMAL_PLACES > 0)
+ x = round(x, DECIMAL_PLACES);
+ // don't use fixed and setprecision() manipulators here to avoid
+ // banker's rounding applied in some STL implementations
+ ss << x;
+ ss >> *this;
+}
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLString.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLString.h
new file mode 100644
index 00000000000..f160c4427a4
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/XMLString.h
@@ -0,0 +1,40 @@
+/*************************************************************************
+** XMLString.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_XMLSTRING_H
+#define DVISVGM_XMLSTRING_H
+
+#include <string>
+
+
+class XMLString : public std::string
+{
+ public:
+ XMLString () : std::string() {}
+ XMLString (const char *str, bool plain=false);
+ XMLString (const std::string &str, bool plain=false);
+ XMLString (int n, bool cast=true);
+ XMLString (double x);
+
+ static int DECIMAL_PLACES; ///< number of decimal places applied to floating point values (0-6)
+};
+
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/dvisvgm.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/dvisvgm.cpp
new file mode 100644
index 00000000000..02ba1ae4cf9
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/dvisvgm.cpp
@@ -0,0 +1,334 @@
+/*************************************************************************
+** dvisvgm.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include <config.h>
+#include <clipper.hpp>
+#include <fstream>
+#include <iostream>
+#include <sstream>
+#include <string>
+#include "gzstream.h"
+#include "CommandLine.h"
+#include "DVIToSVG.h"
+#include "DVIToSVGActions.h"
+#include "EPSToSVG.h"
+#include "FileFinder.h"
+#include "FilePath.h"
+#include "FileSystem.h"
+#include "Font.h"
+#include "FontCache.h"
+#include "FontEngine.h"
+#include "FontMap.h"
+#include "Ghostscript.h"
+#include "HtmlSpecialHandler.h"
+#include "InputReader.h"
+#include "Message.h"
+#include "PageSize.h"
+#include "PSInterpreter.h"
+#include "PsSpecialHandler.h"
+#include "SignalHandler.h"
+#include "SpecialManager.h"
+#include "SVGOutput.h"
+#include "System.h"
+
+#ifdef __MSVC__
+#include <potracelib.h>
+#else
+extern "C" {
+#include <potracelib.h>
+}
+#endif
+
+using namespace std;
+
+
+////////////////////////////////////////////////////////////////////////////////
+
+static void show_help (const CommandLine &cmd) {
+ cout << PACKAGE_STRING "\n\n";
+ cmd.help(cmd.help_arg());
+ cout << "\nCopyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> \n\n";
+}
+
+
+static string remove_path (string fname) {
+ fname = FileSystem::adaptPathSeperators(fname);
+ size_t slashpos = fname.rfind('/');
+ if (slashpos == string::npos)
+ return fname;
+ return fname.substr(slashpos+1);
+}
+
+
+static string ensure_suffix (string fname, bool eps) {
+ size_t dotpos = remove_path(fname).rfind('.');
+ if (dotpos == string::npos)
+ fname += (eps ? ".eps" : ".dvi");
+ return fname;
+}
+
+
+static string get_transformation_string (const CommandLine &args) {
+ ostringstream oss;
+ if (args.rotate_given())
+ oss << 'R' << args.rotate_arg() << ",w/2,h/2";
+ if (args.translate_given())
+ oss << 'T' << args.translate_arg();
+ if (args.scale_given())
+ oss << 'S' << args.scale_arg();
+ if (args.transform_given())
+ oss << args.transform_arg();
+ return oss.str();
+}
+
+
+static void set_libgs (CommandLine &args) {
+#if !defined(DISABLE_GS) && !defined(HAVE_LIBGS)
+ if (args.libgs_given())
+ Ghostscript::LIBGS_NAME = args.libgs_arg();
+ else if (getenv("LIBGS"))
+ Ghostscript::LIBGS_NAME = getenv("LIBGS");
+#endif
+}
+
+
+static bool set_cache_dir (const CommandLine &args) {
+ if (args.cache_given() && !args.cache_arg().empty()) {
+ if (args.cache_arg() == "none")
+ PhysicalFont::CACHE_PATH = 0;
+ else if (FileSystem::exists(args.cache_arg().c_str()))
+ PhysicalFont::CACHE_PATH = args.cache_arg().c_str();
+ else
+ Message::wstream(true) << "cache directory '" << args.cache_arg() << "' does not exist (caching disabled)\n";
+ }
+ else if (const char *userdir = FileSystem::userdir()) {
+ static string cachepath = userdir + string("/.dvisvgm/cache");
+ if (!FileSystem::exists(cachepath.c_str()))
+ FileSystem::mkdir(cachepath.c_str());
+ PhysicalFont::CACHE_PATH = cachepath.c_str();
+ }
+ if (args.cache_given() && args.cache_arg().empty()) {
+ cout << "cache directory: " << (PhysicalFont::CACHE_PATH ? PhysicalFont::CACHE_PATH : "(none)") << '\n';
+ FontCache::fontinfo(PhysicalFont::CACHE_PATH, cout, true);
+ return false;
+ }
+ return true;
+}
+
+
+static bool check_bbox (const string &bboxstr) {
+ const char *formats[] = {"none", "min", "dvi", 0};
+ for (const char **p=formats; *p; ++p)
+ if (bboxstr == *p)
+ return true;
+ if (isalpha(bboxstr[0])) {
+ try {
+ PageSize size(bboxstr);
+ return true;
+ }
+ catch (const PageSizeException &e) {
+ Message::estream(true) << "invalid bounding box format '" << bboxstr << "'\n";
+ return false;
+ }
+ }
+ try {
+ BoundingBox bbox;
+ bbox.set(bboxstr);
+ return true;
+ }
+ catch (const MessageException &e) {
+ Message::estream(true) << e.what() << '\n';
+ return false;
+ }
+}
+
+
+static void print_version (bool extended) {
+ ostringstream oss;
+ oss << PACKAGE_STRING;
+ if (extended) {
+ if (strlen(TARGET_SYSTEM) > 0)
+ oss << " (" TARGET_SYSTEM ")";
+ int len = oss.str().length();
+ oss << "\n" << string(len, '-') << "\n"
+ "clipper: " << CLIPPER_VERSION "\n"
+ "freetype: " << FontEngine::version() << "\n";
+
+ Ghostscript gs;
+ string gsver = gs.revision(true);
+ if (!gsver.empty())
+ oss << "Ghostscript: " << gsver + "\n";
+ oss <<
+#ifdef MIKTEX
+ "MiKTeX: " << FileFinder::version() << "\n"
+#else
+ "kpathsea: " << FileFinder::version() << "\n"
+#endif
+ "potrace: " << (strchr(potrace_version(), ' ') ? strchr(potrace_version(), ' ')+1 : "unknown") << "\n"
+ "zlib: " << zlibVersion();
+ }
+ cout << oss.str() << endl;
+}
+
+
+static void init_fontmap (const CommandLine &args) {
+ const char *mapseq = args.fontmap_given() ? args.fontmap_arg().c_str() : 0;
+ bool additional = mapseq && strchr("+-=", *mapseq);
+ if (!mapseq || additional) {
+ const char *mapfiles[] = {"ps2pk.map", "dvipdfm.map", "psfonts.map", 0};
+ bool found = false;
+ for (const char **p=mapfiles; *p && !found; p++)
+ found = FontMap::instance().read(*p);
+ if (!found)
+ Message::wstream(true) << "none of the default map files could be found";
+ }
+ if (mapseq)
+ FontMap::instance().read(mapseq);
+}
+
+
+int main (int argc, char *argv[]) {
+ CommandLine args;
+ args.parse(argc, argv);
+ if (args.error())
+ return 1;
+
+ Message::COLORIZE = args.color_given();
+
+ try {
+ FileFinder::init(argv[0], "dvisvgm", !args.no_mktexmf_given());
+ }
+ catch (MessageException &e) {
+ Message::estream(true) << e.what() << '\n';
+ return 0;
+ }
+
+ set_libgs(args);
+ if (args.version_given()) {
+ print_version(args.version_arg());
+ return 0;
+ }
+ if (args.list_specials_given()) {
+ DVIToSVG::setProcessSpecials();
+ SpecialManager::instance().writeHandlerInfo(cout);
+ return 0;
+ }
+
+ if (!set_cache_dir(args))
+ return 0;
+
+ if (argc == 1 || args.help_given()) {
+ show_help(args);
+ return 0;
+ }
+
+ if (argc > 1 && args.numFiles() < 1) {
+ Message::estream(true) << "no input file given\n";
+ return 1;
+ }
+
+ if (args.stdout_given() && args.zip_given()) {
+ Message::estream(true) << "writing SVGZ files to stdout is not supported\n";
+ return 1;
+ }
+
+ if (!check_bbox(args.bbox_arg()))
+ return 1;
+
+ if (args.progress_given()) {
+ DVIReader::COMPUTE_PROGRESS = args.progress_given();
+ SpecialActions::PROGRESSBAR_DELAY = args.progress_arg();
+ }
+ SVGTree::CREATE_STYLE = !args.no_styles_given();
+ SVGTree::USE_FONTS = !args.no_fonts_given();
+ SVGTree::CREATE_USE_ELEMENTS = args.no_fonts_arg() < 1;
+ SVGTree::ZOOM_FACTOR = args.zoom_arg();
+ SVGTree::RELATIVE_PATH_CMDS = args.relative_given();
+ SVGTree::MERGE_CHARS = !args.no_merge_given();
+ DVIToSVG::TRACE_MODE = args.trace_all_given() ? (args.trace_all_arg() ? 'a' : 'm') : 0;
+ Message::LEVEL = args.verbosity_arg();
+ PhysicalFont::EXACT_BBOX = args.exact_given();
+ PhysicalFont::KEEP_TEMP_FILES = args.keep_given();
+ PhysicalFont::METAFONT_MAG = max(1.0, args.mag_arg());
+ XMLString::DECIMAL_PLACES = max(0, min(6, args.precision_arg()));
+ if (!HtmlSpecialHandler::setLinkMarker(args.linkmark_arg()))
+ Message::wstream(true) << "invalid argument '"+args.linkmark_arg()+"' supplied for option --linkmark\n";
+ double start_time = System::time();
+ bool eps_given=false;
+#ifndef DISABLE_GS
+ eps_given = args.eps_given();
+ PsSpecialHandler::COMPUTE_CLIPPATHS_INTERSECTIONS = args.clipjoin_given();
+ PsSpecialHandler::SHADING_SEGMENT_OVERLAP = args.grad_overlap_given();
+ PsSpecialHandler::SHADING_SEGMENT_SIZE = max(1, args.grad_segments_arg());
+ PsSpecialHandler::SHADING_SIMPLIFY_DELTA = args.grad_simplify_arg();
+#endif
+ string inputfile = ensure_suffix(args.file(0), eps_given);
+ ifstream ifs(inputfile.c_str(), ios::binary|ios::in);
+ if (!ifs) {
+ Message::estream(true) << "can't open file '" << inputfile << "' for reading\n";
+ return 0;
+ }
+ try {
+ SVGOutput out(args.stdout_given() ? 0 : inputfile.c_str(), args.output_arg(), args.zip_given() ? args.zip_arg() : 0);
+ SignalHandler::instance().start();
+#ifndef DISABLE_GS
+ if (args.eps_given()) {
+ EPSToSVG eps2svg(inputfile, out);
+ eps2svg.convert();
+ Message::mstream().indent(0);
+ Message::mstream(false, Message::MC_PAGE_NUMBER)
+ << "file converted in " << (System::time()-start_time) << " seconds\n";
+ }
+ else
+#endif
+ {
+ init_fontmap(args);
+ DVIToSVG dvi2svg(ifs, out);
+ const char *ignore_specials = args.no_specials_given() ? (args.no_specials_arg().empty() ? "*" : args.no_specials_arg().c_str()) : 0;
+ dvi2svg.setProcessSpecials(ignore_specials, true);
+ dvi2svg.setPageTransformation(get_transformation_string(args));
+ dvi2svg.setPageSize(args.bbox_arg());
+
+ pair<int,int> pageinfo;
+ dvi2svg.convert(args.page_arg(), &pageinfo);
+ Message::mstream().indent(0);
+ Message::mstream(false, Message::MC_PAGE_NUMBER) << "\n" << pageinfo.first << " of " << pageinfo.second << " page";
+ if (pageinfo.second > 1)
+ Message::mstream(false, Message::MC_PAGE_NUMBER) << 's';
+ Message::mstream(false, Message::MC_PAGE_NUMBER) << " converted in " << (System::time()-start_time) << " seconds\n";
+ }
+ }
+ catch (DVIException &e) {
+ Message::estream() << "\nDVI error: " << e.what() << '\n';
+ }
+ catch (PSException &e) {
+ Message::estream() << "\nPostScript error: " << e.what() << '\n';
+ }
+ catch (SignalException &e) {
+ Message::wstream().clearline();
+ Message::wstream(true) << "execution interrupted by user\n";
+ }
+ catch (MessageException &e) {
+ Message::estream(true) << e.what() << '\n';
+ }
+ FileFinder::finish();
+ return 0;
+}
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/gzstream.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/gzstream.cpp
new file mode 100644
index 00000000000..2893c299891
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/gzstream.cpp
@@ -0,0 +1,172 @@
+// ============================================================================
+// gzstream, C++ iostream classes wrapping the zlib compression library.
+// Copyright (C) 2001 Deepak Bandyopadhyay, Lutz Kettner
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+// ============================================================================
+//
+// File : gzstream.C
+// Revision : $Revision: 1.3 $
+// Revision_date : $Date: 2006/01/05 16:22:35 $
+// Author(s) : Deepak Bandyopadhyay, Lutz Kettner
+//
+// Standard streambuf implementation following Nicolai Josuttis, "The
+// Standard C++ Library".
+// ============================================================================
+
+#include "gzstream.h"
+#include <iostream>
+#include <string.h> // for memcpy
+
+#ifdef GZSTREAM_NAMESPACE
+namespace GZSTREAM_NAMESPACE {
+#endif
+
+const int gzstreambuf::bufferSize = 47+256; // size of data buff
+
+// ----------------------------------------------------------------------------
+// Internal classes to implement gzstream. See header file for user classes.
+// ----------------------------------------------------------------------------
+
+// --------------------------------------
+// class gzstreambuf:
+// --------------------------------------
+
+gzstreambuf* gzstreambuf::open(const char* name, int compression_level, int open_mode) {
+ if ( is_open())
+ return (gzstreambuf*)0;
+ mode = open_mode;
+ // no append nor read/write mode
+ if ((mode & std::ios::ate) || (mode & std::ios::app)
+ || ((mode & std::ios::in) && (mode & std::ios::out)))
+ return (gzstreambuf*)0;
+ if (compression_level < 1)
+ compression_level = 1;
+ else if (compression_level > 9)
+ compression_level = 9;
+ char fmode[10];
+ char* fmodeptr = fmode;
+ if ( mode & std::ios::in)
+ *fmodeptr++ = 'r';
+ else if ( mode & std::ios::out)
+ *fmodeptr++ = 'w';
+ *fmodeptr++ = 'b';
+ *fmodeptr++ = '0'+compression_level;
+ *fmodeptr = '\0';
+ file = gzopen( name, fmode);
+ if (file == 0)
+ return (gzstreambuf*)0;
+ opened = 1;
+ return this;
+}
+
+gzstreambuf * gzstreambuf::close() {
+ if ( is_open()) {
+ sync();
+ opened = 0;
+ if ( gzclose( file) == Z_OK)
+ return this;
+ }
+ return (gzstreambuf*)0;
+}
+
+int gzstreambuf::underflow() { // used for input buffer only
+ if ( gptr() && ( gptr() < egptr()))
+ return * reinterpret_cast<unsigned char *>( gptr());
+
+ if ( ! (mode & std::ios::in) || ! opened)
+ return EOF;
+ // Josuttis' implementation of inbuf
+ int n_putback = gptr() - eback();
+ if ( n_putback > 4)
+ n_putback = 4;
+ memcpy( buffer + (4 - n_putback), gptr() - n_putback, n_putback);
+
+ int num = gzread( file, buffer+4, bufferSize-4);
+ if (num <= 0) // ERROR or EOF
+ return EOF;
+
+ // reset buffer pointers
+ setg( buffer + (4 - n_putback), // beginning of putback area
+ buffer + 4, // read position
+ buffer + 4 + num); // end of buffer
+
+ // return next character
+ return * reinterpret_cast<unsigned char *>( gptr());
+}
+
+int gzstreambuf::flush_buffer() {
+ // Separate the writing of the buffer from overflow() and
+ // sync() operation.
+ int w = pptr() - pbase();
+ if ( gzwrite( file, pbase(), w) != w)
+ return EOF;
+ pbump( -w);
+ return w;
+}
+
+int gzstreambuf::overflow( int c) { // used for output buffer only
+ if ( ! ( mode & std::ios::out) || ! opened)
+ return EOF;
+ if (c != EOF) {
+ *pptr() = c;
+ pbump(1);
+ }
+ if ( flush_buffer() == EOF)
+ return EOF;
+ return c;
+}
+
+int gzstreambuf::sync() {
+ // Changed to use flush_buffer() instead of overflow( EOF)
+ // which caused improper behavior with std::endl and flush(),
+ // bug reported by Vincent Ricard.
+ if ( pptr() && pptr() > pbase()) {
+ if ( flush_buffer() == EOF)
+ return -1;
+ }
+ return 0;
+}
+
+// --------------------------------------
+// class gzstreambase:
+// --------------------------------------
+
+gzstreambase::gzstreambase( const char* name, int compression_level, int mode) {
+ init( &buf);
+ open( name, compression_level, mode);
+}
+
+gzstreambase::~gzstreambase() {
+ buf.close();
+}
+
+void gzstreambase::open( const char* name, int compression_level, int open_mode) {
+ if ( ! buf.open( name, compression_level, open_mode))
+ clear( rdstate() | std::ios::badbit);
+}
+
+void gzstreambase::close() {
+ if ( buf.is_open())
+ if ( ! buf.close())
+ clear( rdstate() | std::ios::badbit);
+}
+
+#ifdef GZSTREAM_NAMESPACE
+} // namespace GZSTREAM_NAMESPACE
+#endif
+
+// ============================================================================
+// EOF //
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/gzstream.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/gzstream.h
new file mode 100644
index 00000000000..60f38c4fac7
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/gzstream.h
@@ -0,0 +1,121 @@
+// ============================================================================
+// gzstream, C++ iostream classes wrapping the zlib compression library.
+// Copyright (C) 2001 Deepak Bandyopadhyay, Lutz Kettner
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+// ============================================================================
+//
+// File : gzstream.h
+// Revision : $Revision: 1.3 $
+// Revision_date : $Date: 2006/01/05 16:22:35 $
+// Author(s) : Deepak Bandyopadhyay, Lutz Kettner
+//
+// Standard streambuf implementation following Nicolai Josuttis, "The
+// Standard C++ Library".
+// ============================================================================
+
+#ifndef GZSTREAM_H
+#define GZSTREAM_H 1
+
+// standard C++ with new header file names and std:: namespace
+#include <iostream>
+#include <fstream>
+#include <zlib.h>
+
+#ifdef GZSTREAM_NAMESPACE
+namespace GZSTREAM_NAMESPACE {
+#endif
+
+// ----------------------------------------------------------------------------
+// Internal classes to implement gzstream. See below for user classes.
+// ----------------------------------------------------------------------------
+
+class gzstreambuf : public std::streambuf {
+private:
+ static const int bufferSize; // size of data buff
+ // totals 512 bytes under g++ for igzstream at the end.
+
+ gzFile file; // file handle for compressed file
+ char buffer[47+256]; // data buffer
+ char opened; // open/close state of stream
+ int mode; // I/O mode
+
+ int flush_buffer();
+public:
+ gzstreambuf() : opened(0) {
+ setp( buffer, buffer + (bufferSize-1));
+ setg( buffer + 4, // beginning of putback area
+ buffer + 4, // read position
+ buffer + 4); // end position
+ // ASSERT: both input & output capabilities will not be used together
+ }
+ int is_open() { return opened; }
+ gzstreambuf* open(const char* name, int compression_level, int open_mode);
+ gzstreambuf* close();
+ ~gzstreambuf() { close(); }
+
+ virtual int overflow( int c = EOF);
+ virtual int underflow();
+ virtual int sync();
+};
+
+class gzstreambase : virtual public std::ios {
+protected:
+ gzstreambuf buf;
+public:
+ gzstreambase() { init(&buf); }
+ gzstreambase( const char* name, int compression_level, int open_mode);
+ ~gzstreambase();
+ void open( const char* name, int compression_level, int open_mode);
+ void close();
+ gzstreambuf* rdbuf() { return &buf; }
+};
+
+// ----------------------------------------------------------------------------
+// User classes. Use igzstream and ogzstream analogously to ifstream and
+// ofstream respectively. They read and write files based on the gz*
+// function interface of the zlib. Files are compatible with gzip compression.
+// ----------------------------------------------------------------------------
+
+class igzstream : public gzstreambase, public std::istream {
+public:
+ igzstream() : std::istream( &buf) {}
+ igzstream( const char* name, int compression_level, int open_mode = std::ios::in)
+ : gzstreambase(name, compression_level, open_mode), std::istream( &buf) {}
+ gzstreambuf* rdbuf() { return gzstreambase::rdbuf(); }
+ void open( const char* name, int compression_level, int open_mode = std::ios::in) {
+ gzstreambase::open( name, compression_level, open_mode);
+ }
+};
+
+class ogzstream : public gzstreambase, public std::ostream {
+public:
+ ogzstream() : std::ostream( &buf) {}
+ ogzstream( const char* name, int compression_level, int mode = std::ios::out)
+ : gzstreambase(name, compression_level, mode), std::ostream( &buf) {}
+ gzstreambuf* rdbuf() { return gzstreambase::rdbuf(); }
+ void open( const char* name, int compression_level, int open_mode = std::ios::out) {
+ gzstreambase::open(name, compression_level, open_mode);
+ }
+};
+
+#ifdef GZSTREAM_NAMESPACE
+} // namespace GZSTREAM_NAMESPACE
+#endif
+
+#endif // GZSTREAM_H
+// ============================================================================
+// EOF //
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/iapi.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/iapi.h
new file mode 100644
index 00000000000..8e29d938d03
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/iapi.h
@@ -0,0 +1,300 @@
+/* Copyright (C) 2001-2006 Artifex Software, Inc.
+ All Rights Reserved.
+
+ This software is provided AS-IS with no warranty, either express or
+ implied.
+
+ This software is distributed under license and may not be copied, modified
+ or distributed except as expressly authorized under the terms of that
+ license. Refer to licensing information at http://www.artifex.com/
+ or contact Artifex Software, Inc., 7 Mt. Lassen Drive - Suite A-134,
+ San Rafael, CA 94903, U.S.A., +1(415)492-9861, for further information.
+*/
+
+/* $Id: iapi.h 9043 2008-08-28 22:48:19Z giles $ */
+
+/*
+ * Public API for Ghostscript interpreter
+ * for use both as DLL and for static linking.
+ *
+ * Should work for Windows, OS/2, Linux, Mac.
+ *
+ * DLL exported functions should be as similar as possible to imain.c
+ * You will need to include "ierrors.h".
+ *
+ * Current problems:
+ * 1. Ghostscript does not support multiple instances.
+ * 2. Global variables in gs_main_instance_default()
+ * and gsapi_instance_counter
+ */
+
+/* Exported functions may need different prefix
+ * GSDLLEXPORT marks functions as exported
+ * GSDLLAPI is the calling convention used on functions exported
+ * by Ghostscript
+ * GSDLLCALL is used on callback functions called by Ghostscript
+ * When you include this header file in the caller, you may
+ * need to change the definitions by defining these
+ * before including this header file.
+ * Make sure you get the calling convention correct, otherwise your
+ * program will crash either during callbacks or soon after returning
+ * due to stack corruption.
+ */
+
+#ifndef iapi_INCLUDED
+# define iapi_INCLUDED
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#if defined(_WINDOWS_) || defined(__WINDOWS__)
+# ifndef _Windows
+# define _Windows
+# endif
+#endif
+
+#ifdef _Windows
+# ifndef GSDLLEXPORT
+# define GSDLLEXPORT __declspec(dllexport)
+# endif
+# ifndef GSDLLAPI
+# define GSDLLAPI __stdcall
+# endif
+# ifndef GSDLLCALL
+# define GSDLLCALL __stdcall
+# endif
+#endif /* _Windows */
+
+#if defined(OS2) && defined(__IBMC__)
+# ifndef GSDLLAPI
+# define GSDLLAPI _System
+# endif
+# ifndef GSDLLCALL
+# define GSDLLCALL _System
+# endif
+#endif /* OS2 && __IBMC */
+
+#ifdef __MACOS__
+# pragma export on
+#endif
+
+#ifndef GSDLLEXPORT
+# define GSDLLEXPORT
+#endif
+#ifndef GSDLLAPI
+# define GSDLLAPI
+#endif
+#ifndef GSDLLCALL
+# define GSDLLCALL
+#endif
+
+#if defined(__IBMC__)
+# define GSDLLAPIPTR * GSDLLAPI
+# define GSDLLCALLPTR * GSDLLCALL
+#else
+# define GSDLLAPIPTR GSDLLAPI *
+# define GSDLLCALLPTR GSDLLCALL *
+#endif
+
+#ifndef display_callback_DEFINED
+# define display_callback_DEFINED
+typedef struct display_callback_s display_callback;
+#endif
+
+typedef struct gsapi_revision_s {
+ const char *product;
+ const char *copyright;
+ long revision;
+ long revisiondate;
+} gsapi_revision_t;
+
+
+/* Get version numbers and strings.
+ * This is safe to call at any time.
+ * You should call this first to make sure that the correct version
+ * of the Ghostscript is being used.
+ * pr is a pointer to a revision structure.
+ * len is the size of this structure in bytes.
+ * Returns 0 if OK, or if len too small (additional parameters
+ * have been added to the structure) it will return the required
+ * size of the structure.
+ */
+GSDLLEXPORT int GSDLLAPI
+gsapi_revision(gsapi_revision_t *pr, int len);
+
+/*
+ * WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
+ * Ghostscript supports only one instance.
+ * The current implementation uses a global static instance
+ * counter to make sure that only a single instance is used.
+ * If you try to create two instances, the second attempt
+ * will return < 0 and set pinstance to NULL.
+ * WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
+ */
+/* Create a new instance of Ghostscript.
+ * This instance is passed to most other API functions.
+ * The caller_handle will be provided to callback functions.
+ */
+
+GSDLLEXPORT int GSDLLAPI
+gsapi_new_instance(void **pinstance, void *caller_handle);
+
+/*
+ * WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
+ * Ghostscript supports only one instance.
+ * The current implementation uses a global static instance
+ * counter to make sure that only a single instance is used.
+ * WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
+ */
+/* Destroy an instance of Ghostscript
+ * Before you call this, Ghostscript must have finished.
+ * If Ghostscript has been initialised, you must call gsapi_exit()
+ * before gsapi_delete_instance.
+ */
+GSDLLEXPORT void GSDLLAPI
+gsapi_delete_instance(void *instance);
+
+/* Set the callback functions for stdio
+ * The stdin callback function should return the number of
+ * characters read, 0 for EOF, or -1 for error.
+ * The stdout and stderr callback functions should return
+ * the number of characters written.
+ * If a callback address is NULL, the real stdio will be used.
+ */
+GSDLLEXPORT int GSDLLAPI
+gsapi_set_stdio(void *instance,
+ int (GSDLLCALLPTR stdin_fn)(void *caller_handle, char *buf, int len),
+ int (GSDLLCALLPTR stdout_fn)(void *caller_handle, const char *str, int len),
+ int (GSDLLCALLPTR stderr_fn)(void *caller_handle, const char *str, int len));
+
+/* Set the callback function for polling.
+ * This is used for handling window events or cooperative
+ * multitasking. This function will only be called if
+ * Ghostscript was compiled with CHECK_INTERRUPTS
+ * as described in gpcheck.h.
+ * The polling function should return 0 if all is well,
+ * and negative if it wants ghostscript to abort.
+ * The polling function must be fast.
+ */
+GSDLLEXPORT int GSDLLAPI gsapi_set_poll(void *instance,
+ int (GSDLLCALLPTR poll_fn)(void *caller_handle));
+
+/* Set the display device callback structure.
+ * If the display device is used, this must be called
+ * after gsapi_new_instance() and before gsapi_init_with_args().
+ * See gdevdisp.h for more details.
+ */
+GSDLLEXPORT int GSDLLAPI gsapi_set_display_callback(
+ void *instance, display_callback *callback);
+
+
+/* Initialise the interpreter.
+ * This calls gs_main_init_with_args() in imainarg.c
+ * 1. If quit or EOF occur during gsapi_init_with_args(),
+ * the return value will be e_Quit. This is not an error.
+ * You must call gsapi_exit() and must not call any other
+ * gsapi_XXX functions.
+ * 2. If usage info should be displayed, the return value will be e_Info
+ * which is not an error. Do not call gsapi_exit().
+ * 3. Under normal conditions this returns 0. You would then
+ * call one or more gsapi_run_*() functions and then finish
+ * with gsapi_exit().
+ */
+GSDLLEXPORT int GSDLLAPI gsapi_init_with_args(void *instance,
+ int argc, char **argv);
+
+/*
+ * The gsapi_run_* functions are like gs_main_run_* except
+ * that the error_object is omitted.
+ * If these functions return <= -100, either quit or a fatal
+ * error has occured. You then call gsapi_exit() next.
+ * The only exception is gsapi_run_string_continue()
+ * which will return e_NeedInput if all is well.
+ */
+
+GSDLLEXPORT int GSDLLAPI
+gsapi_run_string_begin(void *instance,
+ int user_errors, int *pexit_code);
+
+GSDLLEXPORT int GSDLLAPI
+gsapi_run_string_continue(void *instance,
+ const char *str, unsigned int length, int user_errors, int *pexit_code);
+
+GSDLLEXPORT int GSDLLAPI
+gsapi_run_string_end(void *instance,
+ int user_errors, int *pexit_code);
+
+GSDLLEXPORT int GSDLLAPI
+gsapi_run_string_with_length(void *instance,
+ const char *str, unsigned int length, int user_errors, int *pexit_code);
+
+GSDLLEXPORT int GSDLLAPI
+gsapi_run_string(void *instance,
+ const char *str, int user_errors, int *pexit_code);
+
+GSDLLEXPORT int GSDLLAPI
+gsapi_run_file(void *instance,
+ const char *file_name, int user_errors, int *pexit_code);
+
+
+/* Exit the interpreter.
+ * This must be called on shutdown if gsapi_init_with_args()
+ * has been called, and just before gsapi_delete_instance().
+ */
+GSDLLEXPORT int GSDLLAPI
+gsapi_exit(void *instance);
+
+/* Visual Tracer */
+/* This function is only for debug purpose clients */
+struct vd_trace_interface_s;
+GSDLLEXPORT void GSDLLAPI
+gsapi_set_visual_tracer(struct vd_trace_interface_s *I);
+
+
+/* function prototypes */
+typedef int (GSDLLAPIPTR PFN_gsapi_revision)(
+ gsapi_revision_t *pr, int len);
+typedef int (GSDLLAPIPTR PFN_gsapi_new_instance)(
+ void **pinstance, void *caller_handle);
+typedef void (GSDLLAPIPTR PFN_gsapi_delete_instance)(
+ void *instance);
+typedef int (GSDLLAPIPTR PFN_gsapi_set_stdio)(void *instance,
+ int (GSDLLCALLPTR stdin_fn)(void *caller_handle, char *buf, int len),
+ int (GSDLLCALLPTR stdout_fn)(void *caller_handle, const char *str, int len),
+ int (GSDLLCALLPTR stderr_fn)(void *caller_handle, const char *str, int len));
+typedef int (GSDLLAPIPTR PFN_gsapi_set_poll)(void *instance,
+ int(GSDLLCALLPTR poll_fn)(void *caller_handle));
+typedef int (GSDLLAPIPTR PFN_gsapi_set_display_callback)(
+ void *instance, display_callback *callback);
+typedef int (GSDLLAPIPTR PFN_gsapi_init_with_args)(
+ void *instance, int argc, char **argv);
+typedef int (GSDLLAPIPTR PFN_gsapi_run_string_begin)(
+ void *instance, int user_errors, int *pexit_code);
+typedef int (GSDLLAPIPTR PFN_gsapi_run_string_continue)(
+ void *instance, const char *str, unsigned int length,
+ int user_errors, int *pexit_code);
+typedef int (GSDLLAPIPTR PFN_gsapi_run_string_end)(
+ void *instance, int user_errors, int *pexit_code);
+typedef int (GSDLLAPIPTR PFN_gsapi_run_string_with_length)(
+ void *instance, const char *str, unsigned int length,
+ int user_errors, int *pexit_code);
+typedef int (GSDLLAPIPTR PFN_gsapi_run_string)(
+ void *instance, const char *str,
+ int user_errors, int *pexit_code);
+typedef int (GSDLLAPIPTR PFN_gsapi_run_file)(void *instance,
+ const char *file_name, int user_errors, int *pexit_code);
+typedef int (GSDLLAPIPTR PFN_gsapi_exit)(void *instance);
+typedef void (GSDLLAPIPTR PFN_gsapi_set_visual_tracer)
+ (struct vd_trace_interface_s *I);
+
+
+#ifdef __MACOS__
+#pragma export off
+#endif
+
+#ifdef __cplusplus
+} /* extern 'C' protection */
+#endif
+
+#endif /* iapi_INCLUDED */
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ierrors.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ierrors.h
new file mode 100644
index 00000000000..3184341177e
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/ierrors.h
@@ -0,0 +1,153 @@
+/* Copyright (C) 2001-2006 Artifex Software, Inc.
+ All Rights Reserved.
+
+ This software is provided AS-IS with no warranty, either express or
+ implied.
+
+ This software is distributed under license and may not be copied, modified
+ or distributed except as expressly authorized under the terms of that
+ license. Refer to licensing information at http://www.artifex.com/
+ or contact Artifex Software, Inc., 7 Mt. Lassen Drive - Suite A-134,
+ San Rafael, CA 94903, U.S.A., +1(415)492-9861, for further information.
+*/
+
+/* $Id: ierrors.h 8022 2007-06-05 22:23:38Z giles $ */
+/* Definition of error codes */
+
+#ifndef ierrors_INCLUDED
+# define ierrors_INCLUDED
+
+/*
+ * DO NOT USE THIS FILE IN THE GRAPHICS LIBRARY.
+ * THIS FILE IS PART OF THE POSTSCRIPT INTERPRETER.
+ * USE gserrors.h IN THE LIBRARY.
+ */
+
+/*
+ * A procedure that may return an error always returns
+ * a non-negative value (zero, unless otherwise noted) for success,
+ * or negative for failure.
+ * We use ints rather than an enum to avoid a lot of casting.
+ */
+
+/* Define the error name table */
+extern const char *const gs_error_names[];
+
+ /* ------ PostScript Level 1 errors ------ */
+
+#define e_unknownerror (-1) /* unknown error */
+#define e_dictfull (-2)
+#define e_dictstackoverflow (-3)
+#define e_dictstackunderflow (-4)
+#define e_execstackoverflow (-5)
+#define e_interrupt (-6)
+#define e_invalidaccess (-7)
+#define e_invalidexit (-8)
+#define e_invalidfileaccess (-9)
+#define e_invalidfont (-10)
+#define e_invalidrestore (-11)
+#define e_ioerror (-12)
+#define e_limitcheck (-13)
+#define e_nocurrentpoint (-14)
+#define e_rangecheck (-15)
+#define e_stackoverflow (-16)
+#define e_stackunderflow (-17)
+#define e_syntaxerror (-18)
+#define e_timeout (-19)
+#define e_typecheck (-20)
+#define e_undefined (-21)
+#define e_undefinedfilename (-22)
+#define e_undefinedresult (-23)
+#define e_unmatchedmark (-24)
+#define e_VMerror (-25) /* must be the last Level 1 error */
+
+#define LEVEL1_ERROR_NAMES\
+ "unknownerror", "dictfull", "dictstackoverflow", "dictstackunderflow",\
+ "execstackoverflow", "interrupt", "invalidaccess", "invalidexit",\
+ "invalidfileaccess", "invalidfont", "invalidrestore", "ioerror",\
+ "limitcheck", "nocurrentpoint", "rangecheck", "stackoverflow",\
+ "stackunderflow", "syntaxerror", "timeout", "typecheck", "undefined",\
+ "undefinedfilename", "undefinedresult", "unmatchedmark", "VMerror"
+
+ /* ------ Additional Level 2 errors (also in DPS) ------ */
+
+#define e_configurationerror (-26)
+#define e_undefinedresource (-27)
+#define e_unregistered (-28)
+
+#define LEVEL2_ERROR_NAMES\
+ "configurationerror", "undefinedresource", "unregistered"
+
+ /* ------ Additional DPS errors ------ */
+
+#define e_invalidcontext (-29)
+/* invalidid is for the NeXT DPS extension. */
+#define e_invalidid (-30)
+
+#define DPS_ERROR_NAMES\
+ "invalidcontext", "invalidid"
+
+#define ERROR_NAMES\
+ LEVEL1_ERROR_NAMES, LEVEL2_ERROR_NAMES, DPS_ERROR_NAMES
+
+ /* ------ Pseudo-errors used internally ------ */
+
+/*
+ * Internal code for a fatal error.
+ * gs_interpret also returns this for a .quit with a positive exit code.
+ */
+#define e_Fatal (-100)
+
+/*
+ * Internal code for the .quit operator.
+ * The real quit code is an integer on the operand stack.
+ * gs_interpret returns this only for a .quit with a zero exit code.
+ */
+#define e_Quit (-101)
+
+/*
+ * Internal code for a normal exit from the interpreter.
+ * Do not use outside of interp.c.
+ */
+#define e_InterpreterExit (-102)
+
+/*
+ * Internal code that indicates that a procedure has been stored in the
+ * remap_proc of the graphics state, and should be called before retrying
+ * the current token. This is used for color remapping involving a call
+ * back into the interpreter -- inelegant, but effective.
+ */
+#define e_RemapColor (-103)
+
+/*
+ * Internal code to indicate we have underflowed the top block
+ * of the e-stack.
+ */
+#define e_ExecStackUnderflow (-104)
+
+/*
+ * Internal code for the vmreclaim operator with a positive operand.
+ * We need to handle this as an error because otherwise the interpreter
+ * won't reload enough of its state when the operator returns.
+ */
+#define e_VMreclaim (-105)
+
+/*
+ * Internal code for requesting more input from run_string.
+ */
+#define e_NeedInput (-106)
+
+/*
+ * Internal code for a normal exit when usage info is displayed.
+ * This allows Window versions of Ghostscript to pause until
+ * the message can be read.
+ */
+#define e_Info (-110)
+
+/*
+ * Define which error codes require re-executing the current object.
+ */
+#define ERROR_IS_INTERRUPT(ecode)\
+ ((ecode) == e_interrupt || (ecode) == e_timeout)
+
+#endif /* ierrors_INCLUDED */
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/macros.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/macros.h
new file mode 100644
index 00000000000..50deb9417c1
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/macros.h
@@ -0,0 +1,42 @@
+/*************************************************************************
+** macros.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_MACROS_H
+#define DVISVGM_MACROS_H
+
+#define FORALL(container, itertype, itervar) \
+ for (itertype itervar=(container).begin(); itervar != (container).end(); ++itervar)
+
+#define IMPLEMENT_ARITHMETIC_OPERATOR(class, op) \
+ inline class operator op (class a, const class &b) { \
+ return a op##= b; \
+ }
+
+#define IMPLEMENT_ARITHMETIC_OPERATOR2(class, scalar, op) \
+ inline class operator op (class a, scalar b) { \
+ return a op##= b; \
+ }
+
+#define IMPLEMENT_OUTPUT_OPERATOR(class) \
+ inline std::ostream& operator << (std::ostream &os, class obj) { \
+ return obj.write(os); \
+ }
+
+#endif
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/options.dtd b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/options.dtd
new file mode 100644
index 00000000000..c5321e3444b
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/options.dtd
@@ -0,0 +1,51 @@
+<?xml encoding="UTF-8"?>
+<!-- *********************************************************************
+** options.dtd **
+** **
+** This file is part of dvisvgm - the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+***********************************************************************-->
+
+<!ELEMENT cmdline (program,options)>
+<!ATTLIST cmdline
+ class NMTOKEN #REQUIRED>
+
+<!ELEMENT program (name,usage+,description)>
+
+<!ELEMENT options (section)+>
+
+<!ELEMENT name (#PCDATA)>
+
+<!ELEMENT usage (#PCDATA)>
+
+<!ELEMENT section (option)+>
+<!ATTLIST section
+ title CDATA #REQUIRED>
+
+<!ELEMENT option (arg?,description)>
+<!ATTLIST option
+ long ID #REQUIRED
+ short NMTOKEN #IMPLIED
+ if CDATA #IMPLIED>
+
+<!ELEMENT arg EMPTY>
+<!ATTLIST arg
+ default NMTOKEN #IMPLIED
+ name CDATA #REQUIRED
+ optional (yes|no) #IMPLIED
+ type NMTOKEN #REQUIRED>
+
+<!ELEMENT description (#PCDATA)>
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/options.xml b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/options.xml
new file mode 100644
index 00000000000..a05d4489ef3
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/options.xml
@@ -0,0 +1,175 @@
+<?xml version="1.0"?>
+<!-- *********************************************************************
+** options.xml **
+** **
+** This file is part of dvisvgm - the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+***********************************************************************-->
+<!DOCTYPE cmdline SYSTEM "options.dtd">
+
+<cmdline class="CommandLine">
+ <program>
+ <name>dvisvgm</name>
+ <usage>[options] dvifile</usage>
+ <usage>-E [options] epsfile</usage>
+ <description>This program converts DVI files, as created by TeX/LaTeX, to\nthe XML-based scalable vector graphics format SVG.</description>
+ </program>
+ <options>
+ <section title="Input options">
+ <option long="page" short="p">
+ <arg type="string" name="ranges" default="1"/>
+ <description>choose pages to convert</description>
+ </option>
+ <option long="fontmap" short="m">
+ <arg type="string" name="filenames"/>
+ <description>evaluate (additional) font map files</description>
+ </option>
+ <option long="eps" short="E" if="!defined(DISABLE_GS)">
+ <description>convert an EPS file to SVG</description>
+ </option>
+ </section>
+ <section title="SVG output options">
+ <option long="bbox" short="b">
+ <arg type="string" name="size" default="min"/>
+ <description>set size of bounding box</description>
+ </option>
+ <option long="clipjoin" short="j" if="!defined(DISABLE_GS)">
+ <description>compute intersection of clipping paths</description>
+ </option>
+ <option long="grad-overlap" if="!defined(DISABLE_GS)">
+ <description>create operlapping color gradient segments</description>
+ </option>
+ <option long="grad-segments" if="!defined(DISABLE_GS)">
+ <arg type="int" name="number" default="20"/>
+ <description>number of color gradient segments per row</description>
+ </option>
+ <option long="grad-simplify" if="!defined(DISABLE_GS)">
+ <arg type="double" name="delta" default="0.05"/>
+ <description>reduce level of detail for small segments</description>
+ </option>
+ <option long="linkmark" short="L">
+ <arg type="string" name="style" default="box"/>
+ <description>select how to mark hyperlinked areas</description>
+ </option>
+ <option long="output" short="o">
+ <arg type="string" name="pattern"/>
+ <description>set name pattern of output files</description>
+ </option>
+ <option long="precision" short="d">
+ <arg type="int" name="number" default="0"/>
+ <description>set number of decimal points (0-6)</description>
+ </option>
+ <option long="relative" short="R">
+ <description>create relative path commands</description>
+ </option>
+ <option long="stdout" short="s">
+ <description>write SVG output to stdout</description>
+ </option>
+ <option long="no-fonts" short="n">
+ <arg type="int" name="variant" default="0" optional="yes"/>
+ <description>draw glyphs by using path elements</description>
+ </option>
+ <option long="no-merge">
+ <description>don't merge adjacent text elements</description>
+ </option>
+ <option long="no-styles">
+ <description>don't use styles to reference fonts</description>
+ </option>
+ <option long="zip" short="z">
+ <arg type="int" name="level" default="9" optional="yes"/>
+ <description>create compressed .svgz file</description>
+ </option>
+ </section>
+ <section title="SVG transformations">
+ <option long="rotate" short="r">
+ <arg type="double" name="angle"/>
+ <description>rotate page content clockwise</description>
+ </option>
+ <option long="scale" short="c">
+ <arg type="string" name="sx[,sy]"/>
+ <description>scale page content</description>
+ </option>
+ <option long="translate" short="t">
+ <arg type="string" name="tx[,ty]"/>
+ <description>shift page content</description>
+ </option>
+ <option long="transform" short="T">
+ <arg type="string" name="commands"/>
+ <description>transform page content</description>
+ </option>
+ <option long="zoom" short="Z">
+ <arg type="double" name="factor" default="1.0"/>
+ <description>zoom page content</description>
+ </option>
+ </section>
+ <section title="Processing options">
+ <option long="cache" short="C">
+ <arg type="string" name="dir" optional="yes"/>
+ <description>set/print path of cache directory</description>
+ </option>
+ <option long="exact" short="e">
+ <description>compute exact glyph boxes</description>
+ </option>
+ <option long="keep">
+ <description>keep temporary files</description>
+ </option>
+ <option long="libgs" if="!defined(HAVE_LIBGS) &amp;&amp; !defined(DISABLE_GS)">
+ <arg name="filename" type="string"/>
+ <description>set name of Ghostscript shared library</description>
+ </option>
+ <option long="mag" short="M">
+ <arg type="double" name="factor" default="4"/>
+ <description>magnification of Metafont output</description>
+ </option>
+ <option long="no-mktexmf">
+ <description>don't try to create missing fonts</description>
+ </option>
+ <option long="no-specials" short="S">
+ <arg type="string" name="prefixes" optional="yes"/>
+ <description>don't process [selected] specials</description>
+ </option>
+ <option long="trace-all" short="a">
+ <arg name="retrace" type="bool" optional="yes" default="no"/>
+ <description>trace all glyphs of bitmap fonts</description>
+ </option>
+ </section>
+ <section title="Message options">
+ <option long="color">
+ <description>colorize messages</description>
+ </option>
+ <option long="help" short="h">
+ <arg name="mode" type="int" optional="yes" default="0"/>
+ <description>print this summary of options and exit</description>
+ </option>
+ <option long="list-specials" short="l">
+ <description>print supported special sets and exit</description>
+ </option>
+ <option long="progress" short="P">
+ <arg name="delay" type="double" optional="yes" default="0.5"/>
+ <description>enable progess indicator</description>
+ </option>
+ <option long="verbosity" short="v">
+ <arg type="unsigned" name="level" default="7"/>
+ <description>set verbosity level (0-7)</description>
+ </option>
+ <option long="version" short="V">
+ <arg type="bool" name="extended" optional="yes" default="no"/>
+ <description>print version and exit</description>
+ </option>
+ </section>
+ </options>
+</cmdline>
+
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/psdefs.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/psdefs.cpp
new file mode 100644
index 00000000000..a9a818a3fe7
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/psdefs.cpp
@@ -0,0 +1,95 @@
+/*************************************************************************
+** psdefs.cpp **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include "PSInterpreter.h"
+
+const char *PSInterpreter::PSDEFS =
+"3 dict dup begin/Install{matrix setmatrix}def/HWResolution[72 72]def/PageSize["
+"10000 10000]def end setpagedevice/@dodraw true store/@patcnt 0 store/@SD syste"
+"mdict def/@UD userdict def true setglobal @SD/:save @SD/save get put @SD/:rest"
+"ore @SD/restore get put @SD/:gsave @SD/gsave get put @SD/:grestore @SD/grestor"
+"e get put @SD/:grestoreall @SD/grestoreall get put @SD/:newpath @SD/newpath ge"
+"t put @SD/:stroke @SD/stroke get put @SD/:fill @SD/fill get put @SD/:eofill @S"
+"D/eofill get put @SD/:clip @SD/clip get put @SD/:eoclip @SD/eoclip get put @SD"
+"/:charpath @SD/charpath get put @SD/:show @SD/show get put @SD/.setopacityalph"
+"a known not{@SD/.setopacityalpha{pop}put}if @SD/prseq{-1 1{-1 roll =only( )pri"
+"nt}for(\\n)print}put @SD/prcmd{( )exch(\\ndvi.)3{print}repeat prseq}put @SD/cv"
+"xall{{cvx}forall}put @SD/defpr{[exch[/copy @SD]cvxall 5 -1 roll dup 6 1 roll[/"
+"get/exec]cvxall 6 -1 roll dup 7 1 roll 4 -1 roll dup 5 1 roll dup length strin"
+"g cvs/prcmd cvx]cvx def}put @SD/querypos{{currentpoint}stopped{$error/newerror"
+" false put}{2(querypos)prcmd}ifelse}put @SD/applyscalevals{1 0 transform 0 0 t"
+"ransform 3 -1 roll sub dup mul 3 1 roll sub dup mul add sqrt 0 1 transform 0 0"
+" transform 3 -1 roll sub dup mul 3 1 roll sub dup mul add sqrt 1 0 transform d"
+"up mul exch dup dup mul 3 -1 roll add sqrt div 3(applyscalevals)prcmd}put @SD/"
+"prpath{{2(moveto)prcmd}{2(lineto)prcmd}{6(curveto)prcmd}{0(closepath)prcmd}pat"
+"hforall}put @SD/charpath{/@dodraw false store :charpath/@dodraw true store}put"
+" @SD/show{@dodraw{dup :gsave currentpoint :newpath moveto true charpath eofill"
+" :grestore/@dodraw false store :show/@dodraw true store}if}put @SD/newpath{:ne"
+"wpath 0 1(newpath)prcmd}put @SD/stroke{@dodraw{1 1(newpath)prcmd prpath 0(stro"
+"ke)prcmd :newpath}{:stroke}ifelse}put @SD/fill{@dodraw{1 1(newpath)prcmd prpat"
+"h 0(fill)prcmd :newpath}{:fill}ifelse}put @SD/eofill{@dodraw{1 1(newpath)prcmd"
+" prpath 0(eofill)prcmd :newpath}{:eofill}ifelse}put @SD/clip{:clip 0 1(newpath"
+")prcmd prpath 0(clip)prcmd}put @SD/eoclip{:eoclip 1 1(newpath)prcmd prpath 0(e"
+"oclip)prcmd}put @SD/shfill{begin currentdict/ShadingType known currentdict/Col"
+"orSpace known and currentdict/DataSource known and currentdict/Function known "
+"not and ShadingType 4 ge and DataSource type/arraytype eq and{<</DeviceGray 1/"
+"DeviceRGB 3/DeviceCMYK 4/bgknown currentdict/Background known/bbknown currentd"
+"ict/BBox known>>begin currentdict ColorSpace known{ShadingType ColorSpace load"
+" bgknown{1 Background aload pop}{0}ifelse bbknown{1 BBox aload pop}{0}ifelse S"
+"hadingType 5 eq{VerticesPerRow}if DataSource aload length 4 add bgknown{ColorS"
+"pace load add}if bbknown{4 add}if ShadingType 5 eq{1 add}if(shfill)prcmd}if en"
+"d}if end}put/@rect{4 -2 roll moveto exch dup 0 rlineto exch 0 exch rlineto neg"
+" 0 rlineto closepath}bind def/@rectcc{4 -2 roll moveto 2 copy 0 lt exch 0 lt x"
+"or{dup 0 exch rlineto exch 0 rlineto neg 0 exch rlineto}{exch dup 0 rlineto ex"
+"ch 0 exch rlineto neg 0 rlineto}ifelse closepath}bind def @SD/rectclip{:newpat"
+"h dup type/arraytype eq{aload length 4 idiv{@rectcc}repeat}{@rectcc}ifelse cli"
+"p :newpath}put @SD/rectfill{gsave :newpath dup type/arraytype eq{aload length "
+"4 idiv{@rectcc}repeat}{@rectcc}ifelse fill grestore}put @SD/rectstroke{gsave :"
+"newpath dup type/arraytype eq{aload length 4 idiv{@rect}repeat}{@rect}ifelse s"
+"troke grestore}put false setglobal @SD readonly pop/initclip 0 defpr/clippath "
+"0 defpr/sysexec{@SD exch get exec}def/adddot{dup length 1 add string dup 0 46 "
+"put dup 3 -1 roll 1 exch putinterval}def/setlinewidth{dup/setlinewidth sysexec"
+" applyscalevals 1(setlinewidth)prcmd}def/setlinecap 1 defpr/setlinejoin 1 defp"
+"r/setmiterlimit 1 defpr/setdash{mark 3 1 roll 2 copy/setdash sysexec applyscal"
+"evals exch aload length 1 add -1 roll counttomark(setdash)prcmd pop}def/setgst"
+"ate{currentlinewidth 1(setlinewidth)prcmd currentlinecap 1(setlinecap)prcmd cu"
+"rrentlinejoin 1(setlinejoin)prcmd currentmiterlimit 1(setmiterlimit)prcmd curr"
+"entrgbcolor 3(setrgbcolor)prcmd 6 array currentmatrix aload pop 6(setmatrix)pr"
+"cmd currentdash mark 3 1 roll exch aload length 1 add -1 roll counttomark(setd"
+"ash)prcmd pop}def/save{@UD begin/@saveID vmstatus pop pop def end :save @saveI"
+"D 1(save)prcmd}def/restore{:restore setgstate @UD/@saveID known{@UD begin @sav"
+"eID end}{0}ifelse 1(restore)prcmd}def/gsave 0 defpr/grestore{:grestore setgsta"
+"te 0(grestore)prcmd}def/grestoreall{:grestoreall setstate 0(grestoreall)prcmd}"
+"def/rotate{dup type/arraytype ne{dup 1(rotate)prcmd}if/rotate sysexec}def/scal"
+"e{dup type/arraytype ne{2 copy 2(scale)prcmd}if/scale sysexec}def/translate{du"
+"p type/arraytype ne{2 copy 2(translate)prcmd}if/translate sysexec}def/setmatri"
+"x{dup/setmatrix sysexec aload pop 6(setmatrix)prcmd}def/initmatrix{matrix setm"
+"atrix}def/concat{matrix currentmatrix matrix concatmatrix setmatrix}def/makepa"
+"ttern{gsave<</mx 3 -1 roll>>begin dup/XUID[1000000 @patcnt]put mx/makepattern "
+"sysexec dup dup begin PatternType @patcnt BBox aload pop XStep YStep PaintType"
+" mx aload pop 15(makepattern)prcmd :newpath matrix setmatrix PaintProc 0 1(mak"
+"epattern)prcmd end/@patcnt @patcnt 1 add store end grestore}def/setpattern{beg"
+"in PatternType 1 eq{PaintType 1 eq{XUID aload pop exch pop 1}{:gsave[currentco"
+"lorspace aload length -1 roll pop]setcolorspace/setcolor sysexec XUID aload po"
+"p exch pop currentrgbcolor :grestore 4}ifelse(setpattern)prcmd}{/setpattern sy"
+"sexec}ifelse end}def/setcolor{dup type/dicttype eq{setpattern}{/setcolor sysex"
+"ec}ifelse}def/setgray 1 defpr/setcmykcolor 4 defpr/sethsbcolor 3 defpr/setrgbc"
+"olor 3 defpr/.setopacityalpha{dup/.setopacityalpha sysexec 1(setopacityalpha)p"
+"rcmd}def ";
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/types.h b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/types.h
new file mode 100644
index 00000000000..54a028fe085
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.9.2/src/types.h
@@ -0,0 +1,84 @@
+/*************************************************************************
+** types.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_TYPES_H
+#define DVISVGM_TYPES_H
+
+namespace internal {
+ template<unsigned BYTES>
+ class ERROR_inttype_not_available
+ {
+ ERROR_inttype_not_available();
+ };
+
+ template<bool FIRST, typename A, typename B>
+ struct select
+ {
+ typedef A T;
+ };
+
+ template<typename A, typename B>
+ struct select<false, A, B>
+ {
+ typedef B T;
+ };
+}
+
+
+// Retrieves a signed integer type with sizeof(T) == BYTES
+template<unsigned BYTES, bool SIGNED>
+struct int_t
+{
+ typedef typename internal::select<sizeof(signed char) == BYTES, signed char,
+ typename internal::select<sizeof(signed short) == BYTES, signed short,
+ typename internal::select<sizeof(signed int) == BYTES, signed int,
+ typename internal::select<sizeof(signed long) == BYTES, signed long,
+ typename internal::select<sizeof(signed long long) == BYTES, signed long long,
+ internal::ERROR_inttype_not_available<BYTES> >::T>::T>::T>::T>::T T;
+};
+
+
+// Retrieves an unsigned integer type with sizeof(T) == BYTES
+template<unsigned BYTES>
+struct int_t<BYTES, false>
+{
+ typedef typename internal::select<sizeof(unsigned char) == BYTES, unsigned char,
+ typename internal::select<sizeof(unsigned short) == BYTES, unsigned short,
+ typename internal::select<sizeof(unsigned int) == BYTES, unsigned int,
+ typename internal::select<sizeof(unsigned long) == BYTES, unsigned long,
+ typename internal::select<sizeof(unsigned long long) == BYTES, unsigned long long,
+ internal::ERROR_inttype_not_available<BYTES> >::T>::T>::T>::T>::T T;
+};
+
+
+// Machine independent definition of sized integer types
+typedef int_t<1, true>::T Int8;
+typedef int_t<2, true>::T Int16;
+typedef int_t<4, true>::T Int32;
+typedef int_t<8, true>::T Int64;
+typedef int_t<1, false>::T UInt8;
+typedef int_t<2, false>::T UInt16;
+typedef int_t<4, false>::T UInt32;
+typedef int_t<8, false>::T UInt64;
+
+typedef Int32 FixWord;
+typedef UInt32 ScaledInt;
+
+#endif