diff -r 000000000000 -r bde4ae8d615e os/textandloc/fontservices/textshaperplugin/IcuSource/layout/CursiveAttachmentSubtables.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/os/textandloc/fontservices/textshaperplugin/IcuSource/layout/CursiveAttachmentSubtables.cpp Fri Jun 15 03:10:57 2012 +0200 @@ -0,0 +1,49 @@ +/* + * (C) Copyright IBM Corp. 1998 - 2005 - All Rights Reserved + * + */ + +#include "LETypes.h" +#include "OpenTypeTables.h" +#include "GlyphPositioningTables.h" +#include "CursiveAttachmentSubtables.h" +#include "AnchorTables.h" +#include "GlyphIterator.h" +#include "OpenTypeUtilities.h" +#include "LESwaps.h" + +U_NAMESPACE_BEGIN + +le_uint32 CursiveAttachmentSubtable::process(GlyphIterator *glyphIterator, const LEFontInstance *fontInstance) const +{ + LEGlyphID glyphID = glyphIterator->getCurrGlyphID(); + le_int32 coverageIndex = getGlyphCoverage(glyphID); + le_uint16 eeCount = SWAPW(entryExitCount); + + if (coverageIndex < 0 || coverageIndex >= eeCount) { + glyphIterator->setCursiveGlyph(); + return 0; + } + + LEPoint entryAnchor, exitAnchor; + Offset entryOffset = SWAPW(entryExitRecords[coverageIndex].entryAnchor); + Offset exitOffset = SWAPW(entryExitRecords[coverageIndex].exitAnchor); + + if (entryOffset != 0) { + const AnchorTable *entryAnchorTable = (const AnchorTable *) ((char *) this + entryOffset); + + entryAnchorTable->getAnchor(glyphID, fontInstance, entryAnchor); + glyphIterator->setCursiveEntryPoint(entryAnchor); + } + + if (exitOffset != 0) { + const AnchorTable *exitAnchorTable = (const AnchorTable *) ((char *) this + exitOffset); + + exitAnchorTable->getAnchor(glyphID, fontInstance, exitAnchor); + glyphIterator->setCursiveExitPoint(exitAnchor); + } + + return 1; +} + +U_NAMESPACE_END