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Diffstat (limited to 'Build/source/libs/icu/icu-50.1/layout/Lookups.h')
-rw-r--r-- | Build/source/libs/icu/icu-50.1/layout/Lookups.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/Build/source/libs/icu/icu-50.1/layout/Lookups.h b/Build/source/libs/icu/icu-50.1/layout/Lookups.h new file mode 100644 index 00000000000..2316b573b81 --- /dev/null +++ b/Build/source/libs/icu/icu-50.1/layout/Lookups.h @@ -0,0 +1,65 @@ +/* + * + * (C) Copyright IBM Corp. 1998-2005 - All Rights Reserved + * + */ + +#ifndef __LOOKUPS_H +#define __LOOKUPS_H + +/** + * \file + * \internal + */ + +#include "LETypes.h" +#include "OpenTypeTables.h" + +U_NAMESPACE_BEGIN + +enum LookupFlags +{ + lfBaselineIsLogicalEnd = 0x0001, // The MS spec. calls this flag "RightToLeft" but this name is more accurate + lfIgnoreBaseGlyphs = 0x0002, + lfIgnoreLigatures = 0x0004, + lfIgnoreMarks = 0x0008, + lfReservedMask = 0x00F0, + lfMarkAttachTypeMask = 0xFF00, + lfMarkAttachTypeShift = 8 +}; + +struct LookupSubtable +{ + le_uint16 subtableFormat; + Offset coverageTableOffset; + + inline le_int32 getGlyphCoverage(LEGlyphID glyphID) const; + + le_int32 getGlyphCoverage(Offset tableOffset, LEGlyphID glyphID) const; +}; + +struct LookupTable +{ + le_uint16 lookupType; + le_uint16 lookupFlags; + le_uint16 subTableCount; + Offset subTableOffsetArray[ANY_NUMBER]; + + const LookupSubtable *getLookupSubtable(le_uint16 subtableIndex) const; +}; + +struct LookupListTable +{ + le_uint16 lookupCount; + Offset lookupTableOffsetArray[ANY_NUMBER]; + + const LookupTable *getLookupTable(le_uint16 lookupTableIndex) const; +}; + +inline le_int32 LookupSubtable::getGlyphCoverage(LEGlyphID glyphID) const +{ + return getGlyphCoverage(coverageTableOffset, glyphID); +} + +U_NAMESPACE_END +#endif |