diff options
| author | David Boddie <david@boddie.org.uk> | 2024-02-28 01:52:58 +0100 |
|---|---|---|
| committer | David Boddie <david@boddie.org.uk> | 2024-02-28 01:52:58 +0100 |
| commit | cbd016cda002145743d87224f0a9f9068abbfc67 (patch) | |
| tree | bcfcc9b11ea078a5fa42b16f7ea98a29d112d040 /include/freetype/internal/ftgloadr.h | |
| parent | 75323f4992b2b4e593bd2f548db9ac6897e894d3 (diff) | |
Removed libfreetype fork, replacing it with a submodule and some Inferno-specific files.
Retained the license documents and updated the header files.
Diffstat (limited to 'include/freetype/internal/ftgloadr.h')
| -rw-r--r-- | include/freetype/internal/ftgloadr.h | 132 |
1 files changed, 63 insertions, 69 deletions
diff --git a/include/freetype/internal/ftgloadr.h b/include/freetype/internal/ftgloadr.h index d66d10b1..f1c155b1 100644 --- a/include/freetype/internal/ftgloadr.h +++ b/include/freetype/internal/ftgloadr.h @@ -1,63 +1,41 @@ -/***************************************************************************/ -/* */ -/* 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. */ -/* */ -/***************************************************************************/ +/**************************************************************************** + * + * ftgloadr.h + * + * The FreeType glyph loader (specification). + * + * Copyright (C) 2002-2024 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 __FTGLOADR_H__ -#define __FTGLOADR_H__ +#ifndef FTGLOADR_H_ +#define FTGLOADR_H_ -#include <ft2build.h> -#include FT_FREETYPE_H +#include <freetype/freetype.h> +#include "compiler-macros.h" FT_BEGIN_HEADER - /*************************************************************************/ - /* */ - /* <Struct> */ - /* FT_GlyphLoader */ - /* */ - /* <Description> */ - /* The glyph loader is an internal object used to load several glyphs */ - /* together (for example, in the case of composites). */ - /* */ - /* <Note> */ - /* The glyph loader implementation is not part of the high-level API, */ - /* hence the forward structure declaration. */ - /* */ - 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 - }; - - + /************************************************************************** + * + * @struct: + * FT_GlyphLoader + * + * @description: + * The glyph loader is an internal object used to load several glyphs + * together (for example, in the case of composites). + */ typedef struct FT_SubGlyphRec_ { FT_Int index; @@ -65,16 +43,17 @@ FT_BEGIN_HEADER FT_Int arg1; FT_Int arg2; FT_Matrix transform; - + } FT_SubGlyphRec; 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_Outline outline; /* outline */ + FT_Vector* extra_points; /* extra points table */ + FT_Vector* extra_points2; /* second extra points table */ + FT_UInt num_subglyphs; /* number of subglyphs */ + FT_SubGlyph subglyphs; /* subglyphs */ } FT_GlyphLoadRec, *FT_GlyphLoad; @@ -92,7 +71,7 @@ FT_BEGIN_HEADER void* other; /* for possible future extension? */ - } FT_GlyphLoaderRec; + } FT_GlyphLoaderRec, *FT_GlyphLoader; /* create new empty glyph loader */ @@ -116,15 +95,37 @@ FT_BEGIN_HEADER FT_BASE( void ) FT_GlyphLoader_Rewind( FT_GlyphLoader loader ); - /* check that there is enough room to add 'n_points' and 'n_contours' */ - /* to the glyph loader */ + /* check that there is enough space to add `n_points' and `n_contours' */ + /* to the glyph loader */ FT_BASE( 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 */ + +#define FT_GLYPHLOADER_CHECK_P( _loader, _count ) \ + ( (_count) == 0 || \ + ( (FT_UInt)(_loader)->base.outline.n_points + \ + (FT_UInt)(_loader)->current.outline.n_points + \ + (FT_UInt)(_count) ) <= (_loader)->max_points ) + +#define FT_GLYPHLOADER_CHECK_C( _loader, _count ) \ + ( (_count) == 0 || \ + ( (FT_UInt)(_loader)->base.outline.n_contours + \ + (FT_UInt)(_loader)->current.outline.n_contours + \ + (FT_UInt)(_count) ) <= (_loader)->max_contours ) + +#define FT_GLYPHLOADER_CHECK_POINTS( _loader, _points, _contours ) \ + ( ( FT_GLYPHLOADER_CHECK_P( _loader, _points ) && \ + FT_GLYPHLOADER_CHECK_C( _loader, _contours ) ) \ + ? 0 \ + : FT_GlyphLoader_CheckPoints( (_loader), \ + (FT_UInt)(_points), \ + (FT_UInt)(_contours) ) ) + + + /* check that there is enough space to add `n_subs' sub-glyphs to */ + /* a glyph loader */ FT_BASE( FT_Error ) FT_GlyphLoader_CheckSubGlyphs( FT_GlyphLoader loader, FT_UInt n_subs ); @@ -137,17 +138,10 @@ FT_BEGIN_HEADER FT_BASE( void ) FT_GlyphLoader_Add( FT_GlyphLoader loader ); - /* copy points from one glyph loader to another */ - FT_BASE( FT_Error ) - FT_GlyphLoader_CopyPoints( FT_GlyphLoader target, - FT_GlyphLoader source ); - - /* */ - FT_END_HEADER -#endif /* __FTGLOADR_H__ */ +#endif /* FTGLOADR_H_ */ /* END */ |
