| /***************************************************************************/ |
| /* */ |
| /* gxtypes.h */ |
| /* */ |
| /* AAT/TrueTypeGX lower level type definitions */ |
| /* (specification). */ |
| /* */ |
| /* Copyright 2003 by */ |
| /* Masatake YAMATO and Redhat K.K. */ |
| /* */ |
| /* This file may only be used, */ |
| /* modified, and distributed under the terms of the FreeType project */ |
| /* license, LICENSE.TXT. By continuing to use, modify, or distribute */ |
| /* this file you indicate that you have read the license and */ |
| /* understand and accept it fully. */ |
| /* */ |
| /***************************************************************************/ |
| |
| /***************************************************************************/ |
| /* Development of the code in this file is support of */ |
| /* Information-technology Promotion Agency, Japan. */ |
| /***************************************************************************/ |
| |
| #ifndef __GXTYPES_H__ |
| #define __GXTYPES_H__ |
| |
| #include <ft2build.h> |
| #include FT_TYPES_H |
| #include FT_INTERNAL_TRUETYPE_TYPES_H |
| #include FT_INTERNAL_FTL_TYPES_H |
| |
| FT_BEGIN_HEADER |
| |
| /***************************************************************************/ |
| /* Forward Declarations */ |
| /***************************************************************************/ |
| typedef TT_Face GX_Face; |
| typedef struct GXL_FontRec_ * GXL_Font; |
| typedef struct GX_TableRec_ * GX_Table; |
| |
| typedef struct GX_MetamorphosisContextualPerGlyphRec_ *GX_MetamorphosisContextualPerGlyph; |
| typedef struct GX_MetamorphosisInsertionPerGlyphRec_ *GX_MetamorphosisInsertionPerGlyph; |
| typedef struct GX_XMetamorphosisContextualPerGlyphRec_ *GX_XMetamorphosisContextualPerGlyph; |
| typedef union GX_OpticalBoundsDataRec_ *GX_OpticalBoundsData; |
| typedef struct GX_LigCaretClassEntryRec_ *GX_LigCaretClassEntry; |
| typedef struct GX_LigCaretSegmentRec_ *GX_LigCaretSegment; |
| |
| /***************************************************************************/ |
| /* BinSrchHeader */ |
| /***************************************************************************/ |
| typedef struct GX_BinSrchHeaderRec_ |
| { |
| FT_UShort unitSize; |
| FT_UShort nUnits; |
| FT_UShort searchRange; |
| FT_UShort entrySelector; |
| FT_UShort rangeShift; |
| } GX_BinSrchHeaderRec, *GX_BinSrchHeader; |
| |
| /***************************************************************************/ |
| /* LookupTable */ |
| /***************************************************************************/ |
| typedef union GX_LookupValueExtraDesc_ |
| { |
| GX_OpticalBoundsData opbd_data; |
| GX_LigCaretClassEntry lcar_class_entry; |
| GX_LigCaretSegment lcar_segment; |
| FT_UShort *word; |
| FT_Pointer any; |
| } GX_LookupValueExtraDesc, *GX_LookupValueExtra; |
| typedef union GX_LookupValueRawDesc_ |
| { |
| FT_UShort u; |
| FT_Short s; |
| } GX_LookupValueRawDesc, *GX_LookupValueRaw; |
| |
| typedef struct GX_LookupValueRec_ |
| { |
| GX_LookupValueRawDesc raw; |
| GX_LookupValueExtraDesc extra; |
| } GX_LookupValueRec, *GX_LookupValue; |
| |
| typedef enum |
| { |
| GX_LOOKUPTABLE_SIMPLE_ARRAY = 0, |
| GX_LOOKUPTABLE_SEGMENT_SINGLE = 2, |
| GX_LOOKUPTABLE_SEGMENT_ARRAY = 4, |
| GX_LOOKUPTABLE_SINGLE_TABLE = 6, |
| GX_LOOKUPTABLE_TRIMMED_ARRAY = 8 |
| } GX_LookupTable_Format; |
| |
| typedef struct GX_LookupSegmentRec_ |
| { |
| FT_UShort lastGlyph; |
| FT_UShort firstGlyph; |
| GX_LookupValueRec value; |
| } GX_LookupSegmentRec, *GX_LookupSegment; |
| |
| typedef struct GX_LookupSingleRec_ |
| { |
| FT_UShort glyph; |
| GX_LookupValueRec value; |
| } GX_LookupSingleRec, *GX_LookupSingle; |
| |
| typedef struct GX_LookupTable_BinSrchRec_ |
| { |
| GX_BinSrchHeaderRec binSrchHeader; |
| FT_Pointer dummy; |
| } GX_LookupTable_BinSrchRec, *GX_LookupTable_BinSrch; |
| |
| typedef struct GX_LookupTable_SegmentRec_ |
| { |
| GX_BinSrchHeaderRec binSrchHeader; |
| GX_LookupSegment segments; |
| } GX_LookupTable_SegmentRec, *GX_LookupTable_Segment; |
| |
| typedef struct GX_LookupTable_Single_TableRec_ |
| { |
| GX_BinSrchHeaderRec binSrchHeader; |
| GX_LookupSingle entries; |
| } GX_LookupTable_Single_TableRec, *GX_LookupTable_Single_Table; |
| |
| typedef struct GX_LookupTable_Trimmed_ArrayRec_ |
| { |
| FT_UShort firstGlyph; |
| FT_UShort glyphCount; |
| GX_LookupValue valueArray; |
| } GX_LookupTable_Trimmed_ArrayRec, *GX_LookupTable_Trimmed_Array; |
| |
| typedef union GX_LookupFormatSpecificDesc_ |
| { |
| GX_LookupValue simple_array; |
| GX_LookupTable_BinSrch bin_srch; |
| GX_LookupTable_Segment segment_generic; |
| GX_LookupTable_Segment segment_single; |
| GX_LookupTable_Segment segment_array; |
| GX_LookupTable_Single_Table single_table; |
| GX_LookupTable_Trimmed_Array trimmed_array; |
| FT_Pointer any; |
| } GX_LookupFormatSpecificDesc, *GX_LookupFormatSpecific; |
| |
| typedef struct GX_LookupTableRec_ |
| { |
| FT_ULong position; /* The file position of lookup table. |
| not in the spec but necessary to access format 4 datum. |
| Not only for debug. */ |
| FT_Long num_glyphs; /* not in the spec but necessary to access format 0 */ |
| FT_UShort format; |
| GX_LookupFormatSpecificDesc fsHeader; |
| } GX_LookupTableRec, *GX_LookupTable; |
| |
| |
| /***************************************************************************/ |
| /* StateTable */ |
| /***************************************************************************/ |
| #define GX_STATE_HEADER_ADVANCE 8 |
| typedef struct GX_StateHeaderRec_ |
| { |
| FT_ULong position; /* The file position of state table. (not in the spec) */ |
| |
| FT_UShort stateSize; |
| FT_UShort classTable; |
| FT_UShort stateArray; |
| FT_UShort entryTable; |
| } GX_StateHeaderRec, *GX_StateHeader; |
| |
| #define GX_DELETED_GLYPH_INDEX 0xFFFF |
| typedef enum |
| { |
| GX_CLASS_END_OF_TEXT = 0, |
| GX_CLASS_OUT_OF_BOUNDS = 1, |
| GX_CLASS_DELETED_GLYPH = 2, |
| GX_CLASS_END_OF_LINE = 3, |
| GX_CLASS_YOURS_START = 4 |
| } GX_Predefined_ClassCode; |
| |
| typedef struct GX_ClassSubtableRec_ |
| { |
| FT_UShort firstGlyph; |
| FT_UShort nGlyphs; |
| FT_Byte *classArray; |
| } GX_ClassSubtableRec, * GX_ClassSubtable; |
| |
| typedef union GX_EntrySubtablePerGlyphDesc_ |
| { |
| GX_MetamorphosisContextualPerGlyph contextual; |
| GX_MetamorphosisInsertionPerGlyph insertion; |
| GX_XMetamorphosisContextualPerGlyph xcontextual; |
| FT_UShort ligActionIndex; /* For morx::ligatureSubtable */ |
| FT_Pointer any; |
| } GX_EntrySubtablePerGlyphDesc, * GX_EntrySubtablePerGlyph; |
| |
| typedef struct GX_EntrySubtableRec_ |
| { |
| FT_UShort newState; |
| FT_UShort flags; |
| GX_EntrySubtablePerGlyphDesc glyphOffsets; |
| } GX_EntrySubtableRec, *GX_EntrySubtable; |
| |
| |
| typedef struct GX_StateTableRec_ |
| { |
| GX_StateHeaderRec header; |
| FT_ULong nStates; /* Number of States. (not in the spec) */ |
| FT_Byte nEntries; /* Number of entries. (not in the spec) */ |
| GX_ClassSubtableRec class_subtable; |
| FT_Byte * state_array; |
| GX_EntrySubtable entry_subtable; |
| } GX_StateTableRec, *GX_StateTable; |
| |
| /***************************************************************************/ |
| /* Extended StateTable */ |
| /***************************************************************************/ |
| #define GX_XSTATE_HEADER_ADVANCE 16 |
| typedef struct GX_XStateHeaderRec_ |
| { |
| FT_ULong position; /* The file position of X state table. (not in the spec) */ |
| |
| FT_ULong nClasses; |
| FT_ULong classTableOffset; |
| FT_ULong stateArrayOffset; |
| FT_ULong entryTableOffset; |
| } GX_XStateHeaderRec, *GX_XStateHeader; |
| |
| typedef struct GX_XStateTableRec_ |
| { |
| GX_XStateHeaderRec header; |
| FT_ULong nStates; /* Number of States. (not in the spec) */ |
| FT_Long nEntries; /* Number of entries. (not in the spec) */ |
| GX_LookupTableRec class_subtable; |
| FT_UShort * state_array; |
| GX_EntrySubtable entry_subtable; |
| } GX_XStateTableRec, *GX_XStateTable; |
| |
| |
| /***************************************************************************/ |
| /* GX_Table */ |
| /***************************************************************************/ |
| typedef void |
| (* GX_Table_Done_Func) ( GX_Table table, FT_Memory memory ); |
| |
| typedef struct GX_TableRec_ |
| { |
| /* If the status of a tag is GX_LOAD_LAZY or |
| GX_LOAD_SUCCESSFUL, table position and length |
| should be available. The value might be useful |
| to debug.*/ |
| GXL_Font font; |
| FT_ULong position; |
| FT_ULong length; |
| GX_Table_Done_Func done_table; |
| } GX_TableRec; /* , *GX_Table; */ |
| |
| /***************************************************************************/ |
| /* FEAT */ |
| /***************************************************************************/ |
| typedef enum |
| { |
| GX_FEAT_MASK_EXCLUSIVE_SETTINGS = 0x8000, |
| GX_FEAT_MASK_DYNAMIC_DEFAULT = 0x4000, |
| GX_FEAT_MASK_UNUSED = 0x3F00, |
| GX_FEAT_MASK_DEFAULT_SETTING = 0x00FF |
| } GX_FeatureFlagsMask ; |
| |
| typedef struct GX_FeatureSettingNameRec_ |
| { |
| FT_UShort setting; |
| FT_Short nameIndex; |
| } GX_FeatureSettingNameRec, *GX_FeatureSettingName; |
| |
| typedef struct GX_FeatureNameRec_ |
| { |
| FT_UShort feature; |
| FT_UShort nSettings; |
| FT_ULong settingTable; |
| FT_UShort featureFlags; /* use with GX_FeatureFlagsMask */ |
| FT_Short nameIndex; |
| GX_FeatureSettingName settingName; |
| } GX_FeatureNameRec, *GX_FeatureName; |
| |
| typedef struct GX_FeatRec_ |
| { |
| GX_TableRec root; |
| FT_Fixed version; |
| FT_UShort featureNameCount; |
| FT_UShort reserved1; |
| FT_ULong reserved2; |
| GX_FeatureName names; /* names[featureNameCount] */ |
| } GX_FeatRec, *GX_Feat; |
| |
| /***************************************************************************/ |
| /* TRAK */ |
| /***************************************************************************/ |
| typedef struct GX_TrackTableEntryRec_ |
| { |
| FT_Fixed track; /* MUST */ |
| FT_UShort nameIndex; /* MUST */ |
| FT_UShort offset; /* USED DURING LOADING */ |
| FT_FWord *tracking_value; /* tracking_value[nSizes], MUST |
| * This field name, `tracking_value' |
| * is no appeared on the specification. |
| */ |
| } GX_TrackTableEntryRec, *GX_TrackTableEntry; |
| |
| typedef struct GX_TrackDataRec_ |
| { |
| FT_UShort nTracks; /* MUST */ |
| FT_UShort nSizes; /* MUST */ |
| FT_ULong sizeTableOffset; /* USED DURING LOADING */ |
| GX_TrackTableEntry trackTable; /* MUST */ |
| FT_Fixed *sizeTable; /* MUST, ???fixed32 */ |
| |
| } GX_TrackDataRec, *GX_TrackData; |
| |
| typedef struct GX_TrakRec_ |
| { |
| GX_TableRec root; |
| FT_Fixed version; /* ???fixed */ |
| FT_UShort format; |
| FT_UShort horizOffset; /* USED DURING LOADING */ |
| FT_UShort vertOffset; /* USED DURING LOADING */ |
| FT_UShort reserved; /* ??? */ |
| GX_TrackDataRec horizData; /* MUST */ |
| GX_TrackDataRec vertData; /* MUST */ |
| } GX_TrakRec, *GX_Trak; |
| |
| /***************************************************************************/ |
| /* PROP */ |
| /***************************************************************************/ |
| typedef enum |
| { |
| GX_PROP_MASK_FLOATER = 0x8000, |
| GX_PROP_MASK_HANG_OFF_LEFT_TOP = 0x4000, |
| GX_PROP_MASK_HANG_OFF_RIGHT_BOTTOM = 0x2000, |
| GX_PROP_MASK_USE_COMPLEMENTARY_BRACKET = 0x1000, |
| GX_PROP_MASK_COMPLEMENTARY_BRACKET_OFFSET = 0x0F00, |
| GX_PROP_MASK_ATTACHING_TO_RIGHT = 0x0080, |
| GX_PROP_MASK_RESERVED = 0x0060, |
| GX_PROP_MASK_DIRECTIONALITY_CLASS = 0x001F |
| } GX_PropertyMask ; |
| |
| typedef struct GX_PropRec_ |
| { |
| GX_TableRec root; |
| FT_Fixed version; |
| FT_UShort format; |
| FT_UShort default_properties; |
| GX_LookupTableRec lookup_data; |
| } GX_PropRec, *GX_Prop; |
| |
| /***************************************************************************/ |
| /* OPBD */ |
| /***************************************************************************/ |
| #define GX_OPBD_NO_OPTICAL_EDGE -1 |
| typedef enum |
| { |
| GX_OPBD_DISTANCE = 0, |
| GX_OPBD_CONTROL_POINTS = 1 |
| } GX_OpticalBoundsFormat ; |
| |
| typedef struct GX_OpbdRec_ |
| { |
| GX_TableRec root; |
| FT_Fixed version; |
| FT_UShort format; |
| GX_LookupTableRec lookup_data; |
| } GX_OpbdRec, *GX_Opbd; |
| |
| typedef union GX_OpticalBoundsDataRec_ |
| { |
| struct { |
| FT_FWord left_side; |
| FT_FWord top_side; |
| FT_FWord right_side; |
| FT_FWord bottom_side; |
| } distance; |
| struct { |
| FT_Short left_side; |
| FT_Short top_side; |
| FT_Short right_side; |
| FT_Short bottom_side; |
| } control_points; |
| } GX_OpticalBoundsDataRec;/*, *GX_OpticalBoundsData; */ |
| |
| /***************************************************************************/ |
| /* LCAR */ |
| /***************************************************************************/ |
| typedef enum |
| { |
| GX_LCAR_DISTANCE = 0, |
| GX_LCAR_CONTROL_POINTS = 1 |
| } GX_LigCaretFormat ; |
| |
| typedef struct GX_LcarRec_ |
| { |
| GX_TableRec root; |
| FT_Fixed version; |
| FT_UShort format; |
| GX_LookupTableRec lookup; |
| } GX_LcarRec, *GX_Lcar; |
| |
| /* Normally each value->extra in lookup points to GX_LigCaretClassEntry. |
| If lcar->format is GX_LOOKUPTABLE_SEGMENT_ARRAY, each value->extra |
| points to GX_LigCaretSegment data. */ |
| typedef struct GX_LigCaretClassEntryRec_ |
| { |
| FT_UShort count; |
| FT_Short *partials; |
| } GX_LigCaretClassEntryRec; /* , *GX_LigCaretClassEntry; */ |
| |
| typedef struct GX_LigCaretSegmentRec_ |
| { |
| FT_UShort offset; |
| GX_LigCaretClassEntry class_entry; |
| } GX_LigCaretSegmentRec; /* , *GX_LigCaretSegment; */ |
| |
| /***************************************************************************/ |
| /* BSLN */ |
| /***************************************************************************/ |
| #define GX_BSLN_VALUE_COUNT 32 |
| #define GX_BSLN_VALUE_EMPTY 0xFFFF |
| |
| typedef enum |
| { |
| GX_BSLN_VALUE_ROMAN_BASELINE = 0, |
| GX_BSLN_VALUE_IDEOGRAPHIC_CENTERED_BASELINE = 1, |
| GX_BSLN_VALUE_IDEOGRAPHIC_LOW_BASELINE = 2, |
| GX_BSLN_VALUE_HANGING_BASELINE = 3, |
| GX_BSLN_VALUE_MATH_BASELINE = 4 |
| } GX_BaselinePredefinedValue; |
| |
| typedef enum |
| { |
| GX_BSLN_FMT_DISTANCE_NO_MAPPING = 0, |
| GX_BSLN_FMT_DISTANCE_WITH_MAPPING = 1, |
| GX_BSLN_FMT_CONTROL_POINT_NO_MAPPING = 2, |
| GX_BSLN_FMT_CONTROL_POINT_WITH_MAPPING = 3 |
| } GX_BaselineFormat; |
| |
| typedef struct GX_BaselineFormat0PartRec_ |
| { |
| FT_UShort deltas[GX_BSLN_VALUE_COUNT]; |
| } GX_BaselineFormat0PartRec, *GX_BaselineFormat0Part; |
| |
| typedef struct GX_BaselineFormat1PartRec_ |
| { |
| FT_UShort deltas[GX_BSLN_VALUE_COUNT]; |
| GX_LookupTableRec mappingData; |
| } GX_BaselineFormat1PartRec, *GX_BaselineFormat1Part; |
| |
| typedef struct GX_BaselineFormat2PartRec_ |
| { |
| FT_UShort stdGlyph; |
| FT_UShort ctlPoints[GX_BSLN_VALUE_COUNT]; |
| } GX_BaselineFormat2PartRec, *GX_BaselineFormat2Part; |
| |
| typedef struct GX_BaselineFormat3PartRec_ |
| { |
| FT_UShort stdGlyph; |
| FT_UShort ctlPoints[GX_BSLN_VALUE_COUNT]; |
| GX_LookupTableRec mappingData; |
| } GX_BaselineFormat3PartRec, *GX_BaselineFormat3Part; |
| |
| typedef union GX_BaselinePartsDesc_ |
| { |
| GX_BaselineFormat0Part fmt0; |
| GX_BaselineFormat1Part fmt1; |
| GX_BaselineFormat2Part fmt2; |
| GX_BaselineFormat3Part fmt3; |
| FT_Pointer any; |
| } GX_BaselinePartsDesc, *GX_BaselineParts; |
| |
| typedef struct GX_BslnRec_ |
| { |
| GX_TableRec root; |
| FT_Fixed version; |
| FT_UShort format; |
| FT_UShort defaultBaseline; |
| GX_BaselinePartsDesc parts; |
| } GX_BslnRec, *GX_Bsln; |
| |
| /***************************************************************************/ |
| /* MORT */ |
| /***************************************************************************/ |
| |
| typedef enum |
| { |
| GX_MORT_COVERAGE_HORIZONTAL_OR_VERTICAL_TEXT = 0x8000, |
| GX_MORT_COVERAGE_ORDER_OF_PROCESSING_GLYPH_ARRAY = 0x4000, |
| GX_MORT_COVERAGE_ORIENTATION_INDEPENDENT = 0x2000, |
| GX_MORT_COVERAGE_RESERVED = 0x1FF8, |
| GX_MORT_COVERAGE_SUBTABLE_TYPE = 0x0007 |
| } GX_MetamorphosisCoverageMask; |
| |
| typedef enum |
| { |
| GX_MORT_REARRANGEMENT_SUBTABLE = 0, |
| GX_MORT_CONTEXTUAL_SUBTABLE = 1, |
| GX_MORT_LIGATURE_SUBTABLE = 2, |
| GX_MORT_RESERVED_SUBTABLE = 3, |
| GX_MORT_NONCONTEXTUAL_SUBTABLE = 4, |
| GX_MORT_INSERTION_SUBTABLE = 5 |
| } GX_MetamorphosisSubtableType; |
| |
| typedef enum |
| { |
| GX_MORT_LIGATURE_FLAGS_SET_COMPONENT = 0x8000, |
| GX_MORT_LIGATURE_FLAGS_DONT_ADVANCE = 0x4000, |
| GX_MORT_LIGATURE_FLAGS_OFFSET = 0x3FFF |
| } GX_MetamorphosisLigatureFlagsMask; |
| |
| #if 0 |
| typedef enum |
| { |
| GX_MORT_LIGATURE_ACTION_LAST = 0x80000000, |
| GX_MORT_LIGATURE_ACTION_STORE = 0x40000000, |
| GX_MORT_LIGATURE_ACTION_OFFSET = 0x3FFFFFFF |
| } GX_MetamorphosisLigatureActionMask; |
| #else |
| typedef FT_ULong GX_MetamorphosisLigatureActionMask; |
| #define GX_MORT_LIGATURE_ACTION_LAST 0x80000000 |
| #define GX_MORT_LIGATURE_ACTION_STORE 0x40000000 |
| #define GX_MORT_LIGATURE_ACTION_OFFSET 0x3FFFFFFF |
| #endif /* 0 */ |
| |
| typedef enum |
| { |
| GX_MORT_CONTEXTUAL_FLAGS_SET_MARK = 0x8000, |
| GX_MORT_CONTEXTUAL_FLAGS_DONT_ADVANCE = 0x4000, |
| GX_MORT_CONTEXTUAL_FLAGS_RESERVED = 0x3FFF |
| } GX_MetamorphosisContextualFlagsMask; |
| |
| typedef enum |
| { |
| GX_MORT_REARRANGEMENT_FLAGS_MARK_FIRST = 0x8000, |
| GX_MORT_REARRANGEMENT_FLAGS_DONT_ADVANCE = 0x4000, |
| GX_MORT_REARRANGEMENT_FLAGS_MARK_LAST = 0x2000, |
| GX_MORT_REARRANGEMENT_FLAGS_RESERVED = 0x1FF0, |
| GX_MORT_REARRANGEMENT_FLAGS_VERB = 0x000F |
| } GX_MetamorphosisRearrangementFlagsMask; |
| |
| typedef enum |
| { |
| GX_MORT_REARRANGEMENT_VERB_NO_CHANGE = 0, |
| GX_MORT_REARRANGEMENT_VERB_Ax2xA = 1, |
| GX_MORT_REARRANGEMENT_VERB_xD2Dx = 2, |
| GX_MORT_REARRANGEMENT_VERB_AxD2DxA = 3, |
| GX_MORT_REARRANGEMENT_VERB_ABx2xAB = 4, |
| GX_MORT_REARRANGEMENT_VERB_ABx2xBA = 5, |
| GX_MORT_REARRANGEMENT_VERB_xCD2CDx = 6, |
| GX_MORT_REARRANGEMENT_VERB_xCD2DCx = 7, |
| GX_MORT_REARRANGEMENT_VERB_AxCD2CDxA = 8, |
| GX_MORT_REARRANGEMENT_VERB_AxCD2DCxA = 9, |
| GX_MORT_REARRANGEMENT_VERB_ABxD2DxAB = 10, |
| GX_MORT_REARRANGEMENT_VERB_ABxD2DxBA = 11, |
| GX_MORT_REARRANGEMENT_VERB_ABxCD2CDxAB = 12, |
| GX_MORT_REARRANGEMENT_VERB_ABxCD2CDxBA = 13, |
| GX_MORT_REARRANGEMENT_VERB_ABxCD2DCxAB = 14, |
| GX_MORT_REARRANGEMENT_VERB_ABxCD2DCxBA = 15 |
| } GX_MetamorphosisRearrangementVerb; |
| |
| typedef enum |
| { |
| GX_MORT_INSERTION_FLAGS_SET_MARK = 0x8000, |
| GX_MORT_INSERTION_FLAGS_DONT_ADVANCE = 0x4000, |
| GX_MORT_INSERTION_FLAGS_CURRENT_IS_KASHIDA_LIKE = 0x2000, |
| GX_MORT_INSERTION_FLAGS_MARKED_IS_KASHIDA_LIKE = 0x1000, |
| GX_MORT_INSERTION_FLAGS_CURRENT_INSERT_BEFORE = 0x0800, |
| GX_MORT_INSERTION_FLAGS_MARKED_INSERT_BEFORE = 0x0400, |
| GX_MORT_INSERTION_FLAGS_CURRENT_INSERT_COUNT = 0x03E0, |
| GX_MORT_INSERTION_FLAGS_MARKED_INSERT_COUNT = 0x001F |
| } GX_MetamorphosisInsertionFlagsMask; |
| |
| /* |
| * Rearrangement |
| */ |
| typedef struct GX_MetamorphosisRearrangementBodyRec_ |
| { |
| GX_StateTableRec state_table; |
| } GX_MetamorphosisRearrangementBodyRec, *GX_MetamorphosisRearrangementBody; |
| |
| /* |
| * Contextual |
| */ |
| typedef struct GX_MetamorphosisContextualSubstitutionTableRec_ |
| { |
| FT_UShort offset; /* known as substitutionTable in the spec. */ |
| FT_UShort nGlyphIndexes; /* Not in the spec */ |
| FT_UShort * glyph_indexes; |
| } GX_MetamorphosisContextualSubstitutionTableRec, *GX_MetamorphosisContextualSubstitutionTable; |
| |
| typedef struct GX_MetamorphosisContextualBodyRec_ |
| { |
| GX_StateTableRec state_table; |
| GX_MetamorphosisContextualSubstitutionTableRec substitutionTable; |
| } GX_MetamorphosisContextualBodyRec, *GX_MetamorphosisContextualBody; |
| |
| typedef struct GX_MetamorphosisContextualPerGlyphRec_ |
| { |
| /* The spec says that the type of next two variable should be FT_UShort, |
| However the input gid [197 202] for /Library/Fonts/KufiStandarGK.ttf on MacOSX |
| are not substituted well; the substitution for the marked glyph si failed |
| because the `markOffset' is too large(65522). So I will change the type to |
| FT_Short. You can walk through all codes related to this type changing by |
| |
| $ grep "Was:FT_UShort" *.c *.h |
| |
| As far as my reading, ICU also does the same. */ |
| FT_Short markOffset; /* Was:FT_UShort */ |
| FT_Short currentOffset; /* Was:FT_UShort */ |
| } GX_MetamorphosisContextualPerGlyphRec;/*, *GX_MetamorphosisContextualPerGlyph; */ |
| |
| /* |
| * Ligature |
| */ |
| typedef struct GX_MetamorphosisLigatureActionTableRec_ |
| { |
| FT_UShort offset; /* known as ligActionTable in the spec. */ |
| FT_UShort nActions; |
| FT_ULong *body; |
| } GX_MetamorphosisLigatureActionTableRec, *GX_MetamorphosisLigatureActionTable; |
| |
| typedef struct GX_MetamorphosisComponentTableRec_ |
| { |
| FT_UShort offset; /* known as componentTable in the spec. */ |
| FT_UShort nComponent; |
| FT_UShort *body; |
| } GX_MetamorphosisComponentTableRec, *GX_MetamorphosisComponentTable; |
| |
| typedef struct GX_MetamorphosisLigatureTableRec_ |
| { |
| FT_UShort offset; /* known as ligatureTable in the spec. */ |
| FT_UShort nLigature; |
| FT_UShort *body; |
| } GX_MetamorphosisLigatureTableRec, *GX_MetamorphosisLigatureTable; |
| |
| typedef struct GX_MetamorphosisLigatureBodyRec_ |
| { |
| GX_StateTableRec state_table; |
| GX_MetamorphosisLigatureActionTableRec ligActionTable; |
| GX_MetamorphosisComponentTableRec componentTable; |
| GX_MetamorphosisLigatureTableRec ligatureTable; |
| } GX_MetamorphosisLigatureBodyRec, *GX_MetamorphosisLigatureBody; |
| |
| /* |
| * Noncontextual |
| */ |
| typedef struct GX_MetamorphosisNoncontextualBodyRec_ |
| { |
| GX_LookupTableRec lookup_table; |
| } GX_MetamorphosisNoncontextualBodyRec, *GX_MetamorphosisNoncontextualBody; |
| |
| /* |
| * Insertion |
| */ |
| typedef struct GX_MetamorphosisInsertionBodyRec_ |
| { |
| GX_StateTableRec state_table; |
| } GX_MetamorphosisInsertionBodyRec, *GX_MetamorphosisInsertionBody; |
| |
| typedef struct GX_MetamorphosisInsertionListRec_ |
| { |
| FT_UShort offset; /* known as currentInsertList, |
| or makedInsertList in the sepc. */ |
| FT_UShort * glyphcodes; /* Not in spec explicitly */ |
| } GX_MetamorphosisInsertionListRec, *GX_MetamorphosisInsertionList; |
| |
| typedef struct GX_MetamorphosisInsertionPerGlyphRec_ |
| { |
| GX_MetamorphosisInsertionListRec currentInsertList; |
| GX_MetamorphosisInsertionListRec markedInsertList; |
| } GX_MetamorphosisInsertionPerGlyphRec;/*, *GX_MetamorphosisInsertionPerGlyph; */ |
| |
| /* |
| * Generic |
| */ |
| typedef struct GX_MetamorphosisSubtableHeaderRec_ |
| { |
| FT_ULong position; /* not in the spec, just for DEBUG */ |
| FT_UShort length; |
| FT_UShort coverage; |
| FT_ULong subFeatureFlags; |
| } GX_MetamorphosisSubtableHeaderRec, *GX_MetamorphosisSubtableHeader; |
| |
| typedef union GX_MetamorphosisSubtableBodyDesc_ |
| { |
| GX_MetamorphosisRearrangementBody rearrangement; |
| GX_MetamorphosisContextualBody contextual; |
| GX_MetamorphosisLigatureBody ligature; |
| GX_MetamorphosisNoncontextualBody noncontextual; |
| GX_MetamorphosisInsertionBody insertion; |
| FT_Pointer any; |
| } GX_MetamorphosisSubtableBodyDesc, *GX_MetamorphosisSubtableBody; |
| typedef struct GX_MetamorphosisSubtableRec_ |
| { |
| GX_MetamorphosisSubtableHeaderRec header; |
| GX_MetamorphosisSubtableBodyDesc body; |
| } GX_MetamorphosisSubtableRec, *GX_MetamorphosisSubtable; |
| |
| typedef struct GX_MetamorphosisFeatureTableRec_ |
| { |
| FT_UShort featureType; |
| FT_UShort featureSetting; |
| FT_ULong enableFlags; |
| FT_ULong disableFlags; |
| } GX_MetamorphosisFeatureTableRec, *GX_MetamorphosisFeatureTable; |
| |
| typedef struct GX_MetamorphosisChainHeaderRec_ |
| { |
| FT_ULong defaultFlags; |
| FT_ULong chainLength; |
| FT_UShort nFeatureEntries; |
| FT_UShort nSubtables; |
| } GX_MetamorphosisChainHeaderRec, *GX_MetamorphosisChainHeader; |
| |
| typedef struct GX_MetamorphosisChainRec_ |
| { |
| GX_MetamorphosisChainHeaderRec header; |
| GX_MetamorphosisFeatureTable feat_Subtbl; |
| GX_MetamorphosisSubtable chain_Subtbl; |
| } GX_MetamorphosisChainRec, *GX_MetamorphosisChain; |
| |
| typedef struct GX_MortRec_ |
| { |
| GX_TableRec root; |
| FT_Fixed version; |
| FT_ULong nChains; |
| GX_MetamorphosisChain chain; |
| } GX_MortRec, *GX_Mort; |
| |
| |
| /***************************************************************************/ |
| /* MORX */ |
| /***************************************************************************/ |
| |
| #define GX_MORX_REARRANGEMENT_SUBTABLE GX_MORT_REARRANGEMENT_SUBTABLE |
| #define GX_MORX_CONTEXTUAL_SUBTABLE GX_MORT_CONTEXTUAL_SUBTABLE |
| #define GX_MORX_LIGATURE_SUBTABLE GX_MORT_LIGATURE_SUBTABLE |
| #define GX_MORX_RESERVED_SUBTABLE GX_MORT_RESERVED_SUBTABLE |
| #define GX_MORX_NONCONTEXTUAL_SUBTABLE GX_MORT_NONCONTEXTUAL_SUBTABLE |
| #define GX_MORX_INSERTION_SUBTABLE GX_MORT_INSERTION_SUBTABLE |
| |
| typedef GX_MetamorphosisFeatureTable GX_XMetamorphosisFeatureTable; |
| typedef GX_MetamorphosisFeatureTableRec GX_XMetamorphosisFeatureTableRec; |
| typedef GX_MetamorphosisSubtableType GX_XMetamorphosisSubtableType; |
| |
| #if 0 |
| typedef enum |
| { |
| GX_MORX_COVERAGE_HORIZONTAL_OR_VERTICAL_TEXT = 0x80000000, |
| GX_MORX_COVERAGE_ORDER_OF_PROCESSING_GLYPH_ARRAY = 0x40000000, |
| GX_MORX_COVERAGE_ORIENTATION_INDEPENDENT = 0x20000000, |
| GX_MORX_COVERAGE_RESERVED = 0x1FFFFF00, |
| GX_MORX_COVERAGE_SUBTABLE_TYPE = 0x000000FF |
| } GX_XMetamorphosisCoverageMask; |
| #else |
| typedef FT_ULong GX_XMetamorphosisCoverageMask; |
| #define GX_MORX_COVERAGE_HORIZONTAL_OR_VERTICAL_TEXT 0x80000000 |
| #define GX_MORX_COVERAGE_ORDER_OF_PROCESSING_GLYPH_ARRAY 0x40000000 |
| #define GX_MORX_COVERAGE_ORIENTATION_INDEPENDENT 0x20000000 |
| #define GX_MORX_COVERAGE_RESERVED 0x1FFFFF00 |
| #define GX_MORX_COVERAGE_SUBTABLE_TYPE 0x000000FF |
| #endif /* 0 */ |
| |
| /* |
| * Rearrangement |
| */ |
| typedef GX_MetamorphosisRearrangementVerb GX_XMetamorphosisRearrangementVerb; |
| typedef enum |
| { |
| GX_MORX_REARRANGEMENT_FLAGS_MARK_FIRST = GX_MORT_REARRANGEMENT_FLAGS_MARK_FIRST, |
| GX_MORX_REARRANGEMENT_FLAGS_DONT_ADVANCE = GX_MORT_REARRANGEMENT_FLAGS_DONT_ADVANCE, |
| GX_MORX_REARRANGEMENT_FLAGS_MARK_LAST = GX_MORT_REARRANGEMENT_FLAGS_MARK_LAST, |
| GX_MORX_REARRANGEMENT_FLAGS_RESERVED = GX_MORT_REARRANGEMENT_FLAGS_RESERVED, |
| GX_MORX_REARRANGEMENT_FLAGS_VERB = GX_MORT_REARRANGEMENT_FLAGS_VERB |
| } GX_XMetamorphosisRearrangementFlagsMask; |
| |
| typedef struct GX_XMetamorphosisRearrangementBodyRec_ |
| { |
| GX_XStateTableRec state_table; |
| } GX_XMetamorphosisRearrangementBodyRec, *GX_XMetamorphosisRearrangementBody; |
| |
| /* |
| * Contextual |
| */ |
| typedef enum |
| { |
| GX_MORX_CONTEXTUAL_FLAGS_SET_MARK = GX_MORT_CONTEXTUAL_FLAGS_SET_MARK, |
| GX_MORX_CONTEXTUAL_FLAGS_DONT_ADVANCE = GX_MORT_CONTEXTUAL_FLAGS_DONT_ADVANCE, |
| GX_MORX_CONTEXTUAL_FLAGS_RESERVED = GX_MORT_CONTEXTUAL_FLAGS_RESERVED |
| } GX_XMetamorphosisContextualFlagsMask; |
| |
| |
| typedef struct GX_XMetamorphosisContextualSubstitutionTableRec_ |
| { |
| FT_ULong offset; |
| FT_UShort nTables; |
| GX_LookupTable * lookupTables; |
| } GX_XMetamorphosisContextualSubstitutionTableRec, *GX_XMetamorphosisContextualSubstitutionTable; |
| |
| typedef struct GX_XMetamorphosisContextualBodyRec_ |
| { |
| GX_XStateTableRec state_table; |
| GX_XMetamorphosisContextualSubstitutionTableRec substitutionTable; |
| } GX_XMetamorphosisContextualBodyRec, *GX_XMetamorphosisContextualBody; |
| |
| typedef struct GX_XMetamorphosisContextualPerGlyphRec_ |
| { |
| FT_UShort markIndex; |
| FT_UShort currentIndex; |
| } GX_XMetamorphosisContextualPerGlyphRec;/*, *GX_XMetamorphosisContextualPerGlyph; */ |
| |
| /* |
| * Ligature |
| */ |
| |
| #if 0 |
| typedef enum |
| { |
| GX_MORX_LIGATURE_ACTION_LAST = GX_MORT_LIGATURE_ACTION_LAST, |
| GX_MORX_LIGATURE_ACTION_STORE = GX_MORT_LIGATURE_ACTION_STORE, |
| GX_MORX_LIGATURE_ACTION_OFFSET = GX_MORT_LIGATURE_ACTION_OFFSET |
| } GX_XMetamorphosisLigatureActionMask; |
| #else |
| typedef GX_MetamorphosisLigatureActionMask GX_XMetamorphosisLigatureActionMask; |
| #define GX_MORX_LIGATURE_ACTION_LAST GX_MORT_LIGATURE_ACTION_LAST |
| #define GX_MORX_LIGATURE_ACTION_STORE GX_MORT_LIGATURE_ACTION_STORE |
| #define GX_MORX_LIGATURE_ACTION_OFFSET GX_MORT_LIGATURE_ACTION_OFFSET |
| #endif /* 0 */ |
| |
| typedef enum |
| { |
| GX_MORX_LIGATURE_FLAGS_SET_COMPONENT = 0x8000, |
| GX_MORX_LIGATURE_FLAGS_DONT_ADVANCE = 0x4000, |
| GX_MORX_LIGATURE_FLAGS_PERFORM_ACTION = 0x2000, |
| GX_MORX_LIGATURE_FLAGS_RESERVED = 0x3FFF |
| } GX_XMetamorphosisLigatureFlagsMask; |
| |
| typedef struct GX_XMetamorphosisLigatureActionTableRec_ |
| { |
| FT_ULong offset; /* known as ligActionTable in the spec. */ |
| FT_UShort nActions; |
| FT_ULong *body; |
| } GX_XMetamorphosisLigatureActionTableRec, *GX_XMetamorphosisLigatureActionTable; |
| |
| typedef struct GX_XMetamorphosisComponentTableRec_ |
| { |
| FT_ULong offset; /* known as componentTable in the spec. */ |
| FT_UShort nComponent; |
| FT_UShort *body; |
| } GX_XMetamorphosisComponentTableRec, *GX_XMetamorphosisComponentTable; |
| |
| typedef struct GX_XMetamorphosisLigatureTableRec_ |
| { |
| FT_ULong offset; /* known as ligatureTable in the spec. */ |
| FT_UShort nLigature; |
| FT_UShort *body; |
| } GX_XMetamorphosisLigatureTableRec, *GX_XMetamorphosisLigatureTable; |
| |
| typedef struct GX_XMetamorphosisLigatureBodyRec_ |
| { |
| GX_XStateTableRec state_table; |
| GX_XMetamorphosisLigatureActionTableRec ligActionTable; |
| GX_XMetamorphosisComponentTableRec componentTable; |
| GX_XMetamorphosisLigatureTableRec ligatureTable; |
| } GX_XMetamorphosisLigatureBodyRec, *GX_XMetamorphosisLigatureBody; |
| |
| /* |
| * Noncontextual |
| */ |
| typedef GX_MetamorphosisNoncontextualBody GX_XMetamorphosisNoncontextualBody; |
| |
| /* |
| * Insertion |
| */ |
| #define GX_MORX_NO_INSERTION ((FT_UShort)-1) |
| #define GX_MORX_NO_SUBSTITUTION ((FT_UShort)-1) |
| |
| typedef GX_MetamorphosisInsertionPerGlyphRec GX_XMetamorphosisInsertionPerGlyphRec; |
| typedef GX_MetamorphosisInsertionPerGlyph GX_XMetamorphosisInsertionPerGlyph; |
| typedef GX_MetamorphosisInsertionListRec GX_XMetamorphosisInsertionListRec; |
| typedef GX_MetamorphosisInsertionList GX_XMetamorphosisInsertionList; |
| |
| typedef struct GX_XMetamorphosisInsertionBodyRec_ |
| { |
| GX_XStateTableRec state_table; |
| FT_ULong insertion_glyph_table; |
| } GX_XMetamorphosisInsertionBodyRec, * GX_XMetamorphosisInsertionBody; |
| |
| typedef enum |
| { |
| GX_MORX_INSERTION_FLAGS_SET_MARK = GX_MORT_INSERTION_FLAGS_SET_MARK, |
| GX_MORX_INSERTION_FLAGS_DONT_ADVANCE = GX_MORT_INSERTION_FLAGS_DONT_ADVANCE, |
| GX_MORX_INSERTION_FLAGS_CURRENT_IS_KASHIDA_LIKE = GX_MORT_INSERTION_FLAGS_CURRENT_IS_KASHIDA_LIKE, |
| GX_MORX_INSERTION_FLAGS_MARKED_IS_KASHIDA_LIKE = GX_MORT_INSERTION_FLAGS_MARKED_IS_KASHIDA_LIKE, |
| GX_MORX_INSERTION_FLAGS_CURRENT_INSERT_BEFORE = GX_MORT_INSERTION_FLAGS_CURRENT_INSERT_BEFORE, |
| GX_MORX_INSERTION_FLAGS_MARKED_INSERT_BEFORE = GX_MORT_INSERTION_FLAGS_MARKED_INSERT_BEFORE, |
| GX_MORX_INSERTION_FLAGS_CURRENT_INSERT_COUNT = GX_MORT_INSERTION_FLAGS_CURRENT_INSERT_COUNT, |
| GX_MORX_INSERTION_FLAGS_MARKED_INSERT_COUNT = GX_MORT_INSERTION_FLAGS_MARKED_INSERT_COUNT |
| } GX_XMetamorphosisInsertionFlagsMask; |
| |
| /* |
| * Generic |
| */ |
| |
| typedef struct GX_XMetamorphosisSubtableHeaderRec_ |
| { |
| FT_ULong position; /* not in the spec, just for DEBUG */ |
| FT_ULong length; |
| FT_ULong coverage; |
| FT_ULong subFeatureFlags; |
| } GX_XMetamorphosisSubtableHeaderRec, *GX_XMetamorphosisSubtableHeader; |
| |
| typedef union GX_XMetamorphosisSubtableBodyDesc_ |
| { |
| GX_XMetamorphosisRearrangementBody rearrangement; |
| GX_XMetamorphosisContextualBody contextual; |
| GX_XMetamorphosisLigatureBody ligature; |
| GX_XMetamorphosisNoncontextualBody noncontextual; |
| GX_XMetamorphosisInsertionBody insertion; |
| FT_Pointer any; |
| } GX_XMetamorphosisSubtableBodyDesc, *GX_XMetamorphosisSubtableBody; |
| |
| typedef struct GX_XMetamorphosisSubtableRec_ |
| { |
| GX_XMetamorphosisSubtableHeaderRec header; |
| GX_XMetamorphosisSubtableBodyDesc body; |
| } GX_XMetamorphosisSubtableRec, *GX_XMetamorphosisSubtable; |
| |
| typedef struct GX_XMetamorphosisChainHeaderRec_ |
| { |
| FT_ULong defaultFlags; |
| FT_ULong chainLength; |
| FT_ULong nFeatureEntries; |
| FT_ULong nSubtables; |
| } GX_XMetamorphosisChainHeaderRec, *GX_XMetamorphosisChainHeader; |
| |
| typedef struct GX_XMetamorphosisChainRec_ |
| { |
| GX_XMetamorphosisChainHeaderRec header; |
| GX_XMetamorphosisFeatureTable feat_Subtbl; |
| GX_XMetamorphosisSubtable chain_Subtbl; |
| } GX_XMetamorphosisChainRec, *GX_XMetamorphosisChain; |
| |
| typedef struct GX_MorxRec_ |
| { |
| GX_TableRec root; |
| FT_Fixed version; |
| FT_ULong nChains; |
| GX_XMetamorphosisChain chain; |
| } GX_MorxRec, *GX_Morx; |
| |
| |
| /***************************************************************************/ |
| /* FMTX */ |
| /***************************************************************************/ |
| |
| typedef struct GX_FmtxRec_ |
| { |
| GX_TableRec root; |
| FT_Fixed version; |
| FT_ULong glyphIndex; |
| FT_Byte horizontalBefore; |
| FT_Byte horizontalAfter; |
| FT_Byte horizontalCaretHead; |
| FT_Byte horizontalCaretBase; |
| FT_Byte verticalBefore; |
| FT_Byte verticalAfter; |
| FT_Byte verticalCaretHead; |
| FT_Byte verticalCaretBase; |
| } GX_FmtxRec, *GX_Fmtx; |
| |
| |
| /***************************************************************************/ |
| /* FDSC */ |
| /***************************************************************************/ |
| |
| |
| typedef struct GX_FontDescriptorRec_ |
| { |
| FT_ULong tag; |
| FT_Fixed value; |
| } GX_FontDescriptorRec, *GX_FontDescriptor; |
| |
| typedef struct GX_FdscRec_ |
| { |
| GX_TableRec root; |
| FT_Fixed version; |
| FT_ULong descriptorCount; |
| GX_FontDescriptor descriptor; |
| } GX_FdscRec, *GX_Fdsc; |
| |
| /***************************************************************************/ |
| /* JUST */ |
| /***************************************************************************/ |
| |
| typedef enum |
| { |
| GX_JUST_STATE_FLAGS_SET_MARK = 0x8000, |
| GX_JUST_STATE_FLAGS_DONT_ADVANCE = 0x4000, |
| GX_JUST_STATE_FLAGS_MARK_CLASS = 0x3F80, |
| GX_JUST_STATE_FLAGS_CURRENT_CLASS = 0x007F |
| } GX_JustificationStateFlagsMask; |
| |
| typedef struct GX_JustificationClassStateTableRec_ |
| { |
| GX_MetamorphosisSubtableHeaderRec morphHeader; |
| GX_StateHeaderRec stHeader; |
| } GX_JustificationClassStateTableRec, *GX_JustificationClassStateTable; |
| |
| typedef struct GX_JustificationHeaderRec_ |
| { |
| FT_UShort justClassTableOffset; |
| FT_UShort wdcTableOffset; |
| FT_UShort pcTableOffset; |
| GX_LookupTableRec lookup_table; |
| } GX_JustificationHeaderRec, *GX_JustificationHeader; |
| typedef struct GX_JustRec_ |
| { |
| GX_TableRec root; |
| FT_Fixed version; |
| FT_UShort format; |
| FT_UShort horizOffset; |
| FT_UShort vertOffset; |
| |
| } GX_JustRec, *GX_Just; |
| |
| /***************************************************************************/ |
| /* KERN */ |
| /***************************************************************************/ |
| typedef enum |
| { |
| GX_KERN_COVERAGE_VERTICAL = 0x8000, |
| GX_KERN_COVERAGE_CROSS_STREAM = 0x4000, |
| GX_KERN_COVERAGE_VARIATION = 0x2000, |
| GX_KERN_COVERAGE_UNUSED_BITS = 0x1F00, |
| GX_KERN_COVERAGE_FORMAT_MASK = 0x00FF |
| } GX_KerningCoverageMask; |
| |
| typedef enum |
| { |
| GX_KERN_FMT_ORDERED_LIST_OF_KERNING_PAIRS = 0, |
| GX_KERN_FMT_STATE_TABLE_FOR_CONTEXTUAL_KERNING = 1, |
| GX_KERN_FMT_SIMPLE_NXM_ARRAY_OF_KERNING_VALUES = 2, |
| GX_KERN_FMT_SIMPLE_NXM_ARRAY_OF_KERNING_INDICES = 3 |
| } GX_KerningFormat; |
| |
| typedef enum |
| { |
| GX_KERN_ACTION_PUSH = 0x8000, |
| GX_KERN_ACTION_DONT_ADVANCE = 0x4000, |
| GX_KERN_ACTION_VALUE_OFFSET = 0x3FFF |
| } GX_KerningFormat1Action; |
| |
| typedef enum |
| { |
| GX_KERN_VALUE_END_LIST = 0x0001, |
| GX_KERN_VALUE_RESET_CROSS_STREAM = 0x8000 |
| } GX_KerningFormat1ValueMask; |
| |
| typedef struct GX_KerningSubtableHeaderRec_ |
| { |
| FT_ULong position; /* Not in the spec but needed in fmt2 */ |
| FT_ULong length; |
| FT_UShort coverage; |
| FT_UShort tupleIndex; |
| } GX_KerningSubtableHeaderRec, *GX_KerningSubtableHeader; |
| |
| typedef struct GX_KerningSubtableFormat0EntryRec_ |
| { |
| FT_UShort left; |
| FT_UShort right; |
| FT_Short value; |
| } GX_KerningSubtableFormat0EntryRec, *GX_KerningSubtableFormat0Entry; |
| |
| typedef struct GX_KerningSubtableFormat0BodyRec_ |
| { |
| FT_UShort nPairs; |
| FT_UShort searchRange; |
| FT_UShort entrySelector; |
| FT_UShort rangeShift; |
| GX_KerningSubtableFormat0Entry entries; |
| } GX_KerningSubtableFormat0BodyRec, * GX_KerningSubtableFormat0Body; |
| |
| typedef struct GX_KerningSubtableFormat1BodyRec_ |
| { |
| GX_StateTableRec state_table; /* stHeader written in the spec are included |
| in this field */ |
| FT_UShort valueTable; |
| FT_ULong value_absolute_pos; |
| FT_ULong nValues; /* in FT_FWord counts */ |
| FT_FWord *values; |
| } GX_KerningSubtableFormat1BodyRec, *GX_KerningSubtableFormat1Body; |
| |
| typedef struct GX_KerningSubtableFormat2ClassTableRec_ |
| { |
| FT_UShort firstGlyph; |
| FT_UShort nGlyphs; |
| FT_Byte max_class; /* Not in the spec but useful */ |
| FT_Byte *classes; |
| } GX_KerningSubtableFormat2ClassTableRec, *GX_KerningSubtableFormat2ClassTable; |
| |
| typedef struct GX_KerningSubtableFormat2BodyRec_ |
| { |
| FT_UShort rowWidth; |
| FT_UShort leftClassTable; |
| FT_UShort rightClassTable; |
| FT_UShort array; |
| GX_KerningSubtableFormat2ClassTableRec leftClass; |
| GX_KerningSubtableFormat2ClassTableRec rightClass; |
| FT_FWord *values; /* The length is |
| leftClass.max_class + rightClass.max_class */ |
| } GX_KerningSubtableFormat2BodyRec, *GX_KerningSubtableFormat2Body; |
| |
| typedef struct GX_KerningSubtableFormat3BodyRec_ |
| { |
| FT_UShort glyphCount; |
| FT_Byte kernValueCount; |
| FT_Byte leftClassCount; |
| FT_Byte rightClassCount; |
| FT_Byte flags; |
| FT_FWord *kernValue; /* [kernValueCount] */ |
| FT_Byte *leftClass; /* [glyphCount] */ |
| FT_Byte *rightClass; /* [glyphCount] */ |
| FT_Byte *kernIndex; /* [leftClassCount * rightClassCount] */ |
| } GX_KerningSubtableFormat3BodyRec, * GX_KerningSubtableFormat3Body; |
| |
| typedef union GX_KerningSubtableBodyDesc_ |
| { |
| GX_KerningSubtableFormat0Body fmt0; |
| GX_KerningSubtableFormat1Body fmt1; |
| GX_KerningSubtableFormat2Body fmt2; |
| GX_KerningSubtableFormat3Body fmt3; |
| FT_Pointer any; |
| } GX_KerningSubtableBodyDesc, *GX_KerningSubtableBody; |
| |
| typedef struct GX_KerningSubtableRec_ |
| { |
| GX_KerningSubtableHeaderRec header; |
| GX_KerningSubtableBodyDesc body; |
| } GX_KerningSubtableRec, *GX_KerningSubtable; |
| |
| typedef struct GX_KernRec_ |
| { |
| GX_TableRec root; |
| FT_Fixed version; |
| FT_ULong nTables; |
| GX_KerningSubtable subtables; |
| } GX_KernRec, *GX_Kern; |
| |
| /***************************************************************************/ |
| /* Generic */ |
| /***************************************************************************/ |
| typedef struct GXL_FontRec_ |
| { |
| FTL_FontRec root; |
| |
| GX_Feat feat; |
| GX_Mort mort; |
| GX_Morx morx; |
| GX_Trak trak; |
| GX_Kern kern; |
| GX_Prop prop; |
| GX_Lcar lcar; |
| GX_Opbd opbd; |
| GX_Bsln bsln; |
| GX_Fmtx fmtx; |
| GX_Fdsc fdsc; |
| GX_Just just; |
| |
| } GXL_FontRec; /* *GX_Font; */ |
| |
| FT_END_HEADER |
| |
| #endif /* Not def: __GXTYPES_H__ */ |
| |
| |
| /* END */ |
