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