diff options
Diffstat (limited to 'Build/source/libs/icu-xetex/layout/MarkToMarkPosnSubtables.cpp')
-rw-r--r-- | Build/source/libs/icu-xetex/layout/MarkToMarkPosnSubtables.cpp | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/Build/source/libs/icu-xetex/layout/MarkToMarkPosnSubtables.cpp b/Build/source/libs/icu-xetex/layout/MarkToMarkPosnSubtables.cpp deleted file mode 100644 index 3f571f5e39c..00000000000 --- a/Build/source/libs/icu-xetex/layout/MarkToMarkPosnSubtables.cpp +++ /dev/null @@ -1,97 +0,0 @@ -/* - * - * (C) Copyright IBM Corp. 1998-2005 - All Rights Reserved - * - */ - -#include "LETypes.h" -#include "LEFontInstance.h" -#include "OpenTypeTables.h" -#include "AnchorTables.h" -#include "MarkArrays.h" -#include "GlyphPositioningTables.h" -#include "AttachmentPosnSubtables.h" -#include "MarkToMarkPosnSubtables.h" -#include "GlyphIterator.h" -#include "LESwaps.h" - -U_NAMESPACE_BEGIN - -LEGlyphID MarkToMarkPositioningSubtable::findMark2Glyph(GlyphIterator *glyphIterator) const -{ - if (glyphIterator->findMark2Glyph()) { - return glyphIterator->getCurrGlyphID(); - } - - return 0xFFFF; -} - -le_int32 MarkToMarkPositioningSubtable::process(GlyphIterator *glyphIterator, const LEFontInstance *fontInstance) const -{ - LEGlyphID markGlyph = glyphIterator->getCurrGlyphID(); - le_int32 markCoverage = getGlyphCoverage((LEGlyphID) markGlyph); - - if (markCoverage < 0) { - // markGlyph isn't a covered mark glyph - return 0; - } - - LEPoint markAnchor; - const MarkArray *markArray = (const MarkArray *) ((char *) this + SWAPW(markArrayOffset)); - le_int32 markClass = markArray->getMarkClass(markGlyph, markCoverage, fontInstance, markAnchor); - le_uint16 mcCount = SWAPW(classCount); - - if (markClass < 0 || markClass >= mcCount) { - // markGlyph isn't in the mark array or its - // mark class is too big. The table is mal-formed! - return 0; - } - - GlyphIterator mark2Iterator(*glyphIterator); - LEGlyphID mark2Glyph = findMark2Glyph(&mark2Iterator); - le_int32 mark2Coverage = getBaseCoverage((LEGlyphID) mark2Glyph); - const Mark2Array *mark2Array = (const Mark2Array *) ((char *) this + SWAPW(baseArrayOffset)); - le_uint16 mark2Count = SWAPW(mark2Array->mark2RecordCount); - - if (mark2Coverage < 0 || mark2Coverage >= mark2Count) { - // The mark2 glyph isn't covered, or the coverage - // index is too big. The latter means that the - // table is mal-formed... - return 0; - } - - const Mark2Record *mark2Record = &mark2Array->mark2RecordArray[mark2Coverage * mcCount]; - Offset anchorTableOffset = SWAPW(mark2Record->mark2AnchorTableOffsetArray[markClass]); - const AnchorTable *anchorTable = (const AnchorTable *) ((char *) mark2Array + anchorTableOffset); - LEPoint mark2Anchor, markAdvance, pixels; - - if (anchorTableOffset == 0) { - // this seems to mean that the marks don't attach... - return 0; - } - - anchorTable->getAnchor(mark2Glyph, fontInstance, mark2Anchor); - - fontInstance->getGlyphAdvance(markGlyph, pixels); - fontInstance->pixelsToUnits(pixels, markAdvance); - - float anchorDiffX = mark2Anchor.fX - markAnchor.fX; - float anchorDiffY = mark2Anchor.fY - markAnchor.fY; - - glyphIterator->setCurrGlyphBaseOffset(mark2Iterator.getCurrStreamPosition()); - - if (glyphIterator->isRightToLeft()) { - glyphIterator->setCurrGlyphPositionAdjustment(anchorDiffX, anchorDiffY, -markAdvance.fX, -markAdvance.fY); - } else { - LEPoint mark2Advance; - - fontInstance->getGlyphAdvance(mark2Glyph, pixels); - fontInstance->pixelsToUnits(pixels, mark2Advance); - - glyphIterator->setCurrGlyphPositionAdjustment(anchorDiffX - mark2Advance.fX, anchorDiffY - mark2Advance.fY, -markAdvance.fX, -markAdvance.fY); - } - - return 1; -} - -U_NAMESPACE_END |