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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
/***************************************************************************/
/* */
/* ftgloadr.h */
/* */
/* The FreeType glyph loader (specification). */
/* */
/* Copyright 2002 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg */
/* */
/* This file is part of the FreeType project, and 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. */
/* */
/***************************************************************************/
#ifndef AGS_LIB_FREETYPE_FTGLOADR_H
#define AGS_LIB_FREETYPE_FTGLOADR_H
#include "graphics/fonts/freetype.h"
namespace AGS3 {
namespace FreeType213 {
typedef struct FT_GlyphLoaderRec_ *FT_GlyphLoader;
#define FT_SUBGLYPH_FLAG_ARGS_ARE_WORDS 1
#define FT_SUBGLYPH_FLAG_ARGS_ARE_XY_VALUES 2
#define FT_SUBGLYPH_FLAG_ROUND_XY_TO_GRID 4
#define FT_SUBGLYPH_FLAG_SCALE 8
#define FT_SUBGLYPH_FLAG_XY_SCALE 0x40
#define FT_SUBGLYPH_FLAG_2X2 0x80
#define FT_SUBGLYPH_FLAG_USE_MY_METRICS 0x200
enum {
FT_GLYPH_OWN_BITMAP = 1
};
typedef struct FT_SubGlyphRec_ {
FT_Int index;
FT_UShort flags;
FT_Int arg1;
FT_Int arg2;
FT_Matrix transform;
} FT_SubGlyphRec;
typedef FT_SubGlyphRec *FT_SubGlyph;
typedef struct FT_GlyphLoadRec_ {
FT_Outline outline; /* outline */
FT_Vector *extra_points; /* extra points table */
FT_UInt num_subglyphs; /* number of subglyphs */
FT_SubGlyph subglyphs; /* subglyphs */
} FT_GlyphLoadRec, *FT_GlyphLoad;
typedef struct FT_GlyphLoaderRec_ {
FT_Memory memory;
FT_UInt max_points;
FT_UInt max_contours;
FT_UInt max_subglyphs;
FT_Bool use_extra;
FT_GlyphLoadRec base;
FT_GlyphLoadRec current;
void* other; /* for possible future extension? */
} FT_GlyphLoaderRec;
/* create new empty glyph loader */
FT_Error FT_GlyphLoader_New(FT_Memory memory, FT_GlyphLoader *aloader);
/* add an extra points table to a glyph loader */
FT_Error FT_GlyphLoader_CreateExtra(FT_GlyphLoader loader);
/* destroy a glyph loader */
void FT_GlyphLoader_Done(FT_GlyphLoader loader);
/* reset a glyph loader (frees everything int it) */
void FT_GlyphLoader_Reset(FT_GlyphLoader loader);
/* rewind a glyph loader */
void FT_GlyphLoader_Rewind(FT_GlyphLoader loader);
/* check that there is enough room to add 'n_points' and 'n_contours' */
/* to the glyph loader */
FT_Error FT_GlyphLoader_CheckPoints(FT_GlyphLoader loader, FT_UInt n_points, FT_UInt n_contours);
/* check that there is enough room to add 'n_subs' sub-glyphs to */
/* a glyph loader */
FT_Error FT_GlyphLoader_CheckSubGlyphs(FT_GlyphLoader loader, FT_UInt n_subs);
/* prepare a glyph loader, i.e. empty the current glyph */
void FT_GlyphLoader_Prepare(FT_GlyphLoader loader);
/* add the current glyph to the base glyph */
void FT_GlyphLoader_Add(FT_GlyphLoader loader);
/* copy points from one glyph loader to another */
FT_Error FT_GlyphLoader_CopyPoints(FT_GlyphLoader target, FT_GlyphLoader source);
} // End of namespace FreeType213
} // End of namespace AGS3
#endif /* AGS_LIB_FREETYPE_FTGLOADR_H */
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