125 lines
3.3 KiB
C
125 lines
3.3 KiB
C
/*
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* Copyright (C) 1998-2004 David Turner and Werner Lemberg
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* Copyright (C) 2006 Behdad Esfahbod
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*
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* This is part of HarfBuzz, an OpenType Layout engine library.
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*
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* Permission is hereby granted, without written agreement and without
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* license or royalty fees, to use, copy, modify, and distribute this
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* software and its documentation for any purpose, provided that the
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* above copyright notice and the following two paragraphs appear in
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* all copies of this software.
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*
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
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* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*
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* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
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* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
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* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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*/
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#ifndef HARFBUZZ_GDEF_PRIVATE_H
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#define HARFBUZZ_GDEF_PRIVATE_H
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#include "harfbuzz-impl.h"
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#include "harfbuzz-stream-private.h"
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#include "harfbuzz-buffer-private.h"
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#include "harfbuzz-gdef.h"
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HB_BEGIN_HEADER
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/* Attachment related structures */
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struct HB_AttachPoint_
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{
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HB_UShort PointCount; /* size of the PointIndex array */
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HB_UShort* PointIndex; /* array of contour points */
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};
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/* Ligature Caret related structures */
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struct HB_CaretValueFormat1_
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{
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HB_Short Coordinate; /* x or y value (in design units) */
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};
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typedef struct HB_CaretValueFormat1_ HB_CaretValueFormat1;
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struct HB_CaretValueFormat2_
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{
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HB_UShort CaretValuePoint; /* contour point index on glyph */
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};
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typedef struct HB_CaretValueFormat2_ HB_CaretValueFormat2;
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struct HB_CaretValueFormat3_
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{
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HB_Short Coordinate; /* x or y value (in design units) */
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HB_Device Device; /* Device table for x or y value */
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};
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typedef struct HB_CaretValueFormat3_ HB_CaretValueFormat3;
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struct HB_CaretValueFormat4_
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{
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HB_UShort IdCaretValue; /* metric ID */
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};
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typedef struct HB_CaretValueFormat4_ HB_CaretValueFormat4;
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struct HB_CaretValue_
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{
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HB_UShort CaretValueFormat; /* 1, 2, 3, or 4 */
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union
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{
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HB_CaretValueFormat1 cvf1;
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HB_CaretValueFormat2 cvf2;
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HB_CaretValueFormat3 cvf3;
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HB_CaretValueFormat4 cvf4;
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} cvf;
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};
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typedef struct HB_CaretValue_ HB_CaretValue;
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struct HB_LigGlyph_
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{
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HB_Bool loaded;
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HB_UShort CaretCount; /* number of caret values */
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HB_CaretValue* CaretValue; /* array of caret values */
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};
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HB_INTERNAL HB_Error
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_HB_GDEF_Add_Glyph_Property( HB_GDEFHeader* gdef,
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HB_UShort glyphID,
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HB_UShort properties );
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HB_INTERNAL HB_Error
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_HB_GDEF_Check_Property( HB_GDEFHeader* gdef,
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HB_GlyphItem item,
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HB_UShort flags,
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HB_UShort* properties );
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HB_INTERNAL HB_Error
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_HB_GDEF_LoadMarkAttachClassDef_From_LookupFlags( HB_GDEFHeader* gdef,
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HB_Stream input,
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HB_Lookup* lo,
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HB_UShort num_lookups );
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HB_END_HEADER
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#endif /* HARFBUZZ_GDEF_PRIVATE_H */
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