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Diffstat (limited to 'Build/source/texk/dvisvgm/dvisvgm-1.2/src/PdfSpecialHandler.cpp')
-rw-r--r-- | Build/source/texk/dvisvgm/dvisvgm-1.2/src/PdfSpecialHandler.cpp | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.2/src/PdfSpecialHandler.cpp b/Build/source/texk/dvisvgm/dvisvgm-1.2/src/PdfSpecialHandler.cpp new file mode 100644 index 00000000000..f3d8464704c --- /dev/null +++ b/Build/source/texk/dvisvgm/dvisvgm-1.2/src/PdfSpecialHandler.cpp @@ -0,0 +1,76 @@ +/************************************************************************* +** PdfSpecialHandler.cpp ** +** ** +** This file is part of dvisvgm -- the DVI to SVG converter ** +** Copyright (C) 2005-2013 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 <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; +} |