2000-11-28 20:56:52 +00:00
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/*
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* @(#)GlyphSubstitutionTables.h 1.9 00/03/15
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*
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2003-06-03 20:58:22 +00:00
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* (C) Copyright IBM Corp. 1998-2003 - All Rights Reserved
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2000-11-28 20:56:52 +00:00
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*
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*/
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#ifndef __GLYPHSUBSTITUTIONTABLES_H
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#define __GLYPHSUBSTITUTIONTABLES_H
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2003-01-13 23:15:11 +00:00
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/**
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* \file
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* \internal
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*/
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2000-11-28 20:56:52 +00:00
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#include "LETypes.h"
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#include "LEGlyphFilter.h"
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#include "OpenTypeTables.h"
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#include "Lookups.h"
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#include "GlyphDefinitionTables.h"
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#include "GlyphPositionAdjustments.h"
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2001-10-16 00:39:01 +00:00
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U_NAMESPACE_BEGIN
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2000-11-28 20:56:52 +00:00
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struct GlyphSubstitutionTableHeader
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{
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fixed32 version;
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Offset scriptListOffset;
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Offset featureListOffset;
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Offset lookupListOffset;
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2003-09-24 21:05:40 +00:00
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le_int32 process(LEGlyphID *&glyphs, const LETag **&glyphTags, le_int32 *&charIndices, le_int32 glyphCount,
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2000-11-28 20:56:52 +00:00
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le_bool rightToLeft, LETag scriptTag, LETag languageTag,
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2001-01-19 00:30:17 +00:00
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const GlyphDefinitionTableHeader *glyphDefinitionTableHeader,
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2002-03-01 22:24:10 +00:00
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const LEGlyphFilter *filter = NULL, const LETag *featureOrder = NULL) const;
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2000-11-28 20:56:52 +00:00
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2001-01-19 00:30:17 +00:00
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le_bool coversScript(LETag scriptTag) const;
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2003-04-12 00:37:12 +00:00
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le_bool coversScriptAndLanguage(LETag scriptTag, LETag languageTag) const;
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2000-11-28 20:56:52 +00:00
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};
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enum GlyphSubstitutionSubtableTypes
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{
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gsstSingle = 1,
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gsstMultiple = 2,
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gsstAlternate = 3,
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gsstLigature = 4,
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gsstContext = 5,
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2002-12-30 19:53:40 +00:00
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gsstChainingContext = 6,
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gsstExtension = 7,
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gsstReverseChaining = 8
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2000-11-28 20:56:52 +00:00
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};
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typedef LookupSubtable GlyphSubstitutionSubtable;
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2001-10-16 00:39:01 +00:00
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U_NAMESPACE_END
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2000-11-28 20:56:52 +00:00
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#endif
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