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/modules/freetype2/src/cache/ftcsbits.h

http://github.com/zpao/v8monkey
C Header | 98 lines | 51 code | 29 blank | 18 comment | 0 complexity | 7cdc97061968172240e5de5df2328570 MD5 | raw file
 1/***************************************************************************/
 2/*                                                                         */
 3/*  ftcsbits.h                                                             */
 4/*                                                                         */
 5/*    A small-bitmap cache (specification).                                */
 6/*                                                                         */
 7/*  Copyright 2000-2001, 2002, 2003, 2006 by                               */
 8/*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
 9/*                                                                         */
10/*  This file is part of the FreeType project, and may only be used,       */
11/*  modified, and distributed under the terms of the FreeType project      */
12/*  license, LICENSE.TXT.  By continuing to use, modify, or distribute     */
13/*  this file you indicate that you have read the license and              */
14/*  understand and accept it fully.                                        */
15/*                                                                         */
16/***************************************************************************/
17
18
19#ifndef __FTCSBITS_H__
20#define __FTCSBITS_H__
21
22
23#include <ft2build.h>
24#include FT_CACHE_H
25#include "ftcglyph.h"
26
27
28FT_BEGIN_HEADER
29
30#define FTC_SBIT_ITEMS_PER_NODE  16
31
32  typedef struct  FTC_SNodeRec_
33  {
34    FTC_GNodeRec  gnode;
35    FT_UInt       count;
36    FTC_SBitRec   sbits[FTC_SBIT_ITEMS_PER_NODE];
37
38  } FTC_SNodeRec, *FTC_SNode;
39
40
41#define FTC_SNODE( x )         ( (FTC_SNode)( x ) )
42#define FTC_SNODE_GINDEX( x )  FTC_GNODE( x )->gindex
43#define FTC_SNODE_FAMILY( x )  FTC_GNODE( x )->family
44
45  typedef FT_UInt
46  (*FTC_SFamily_GetCountFunc)( FTC_Family   family,
47                               FTC_Manager  manager );
48
49  typedef FT_Error
50  (*FTC_SFamily_LoadGlyphFunc)( FTC_Family   family,
51                                FT_UInt      gindex,
52                                FTC_Manager  manager,
53                                FT_Face     *aface );
54
55  typedef struct  FTC_SFamilyClassRec_
56  {
57    FTC_MruListClassRec        clazz;
58    FTC_SFamily_GetCountFunc   family_get_count;
59    FTC_SFamily_LoadGlyphFunc  family_load_glyph;
60
61  } FTC_SFamilyClassRec;
62
63  typedef const FTC_SFamilyClassRec*  FTC_SFamilyClass;
64
65#define FTC_SFAMILY_CLASS( x )  ((FTC_SFamilyClass)(x))
66
67#define FTC_CACHE__SFAMILY_CLASS( x )  \
68          FTC_SFAMILY_CLASS( FTC_CACHE__GCACHE_CLASS( x )->family_class )
69
70
71  FT_LOCAL( void )
72  FTC_SNode_Free( FTC_SNode  snode,
73                  FTC_Cache  cache );
74
75  FT_LOCAL( FT_Error )
76  FTC_SNode_New( FTC_SNode   *psnode,
77                 FTC_GQuery   gquery,
78                 FTC_Cache    cache );
79
80#if 0
81  FT_LOCAL( FT_ULong )
82  FTC_SNode_Weight( FTC_SNode  inode );
83#endif
84
85
86  FT_LOCAL( FT_Bool )
87  FTC_SNode_Compare( FTC_SNode   snode,
88                     FTC_GQuery  gquery,
89                     FTC_Cache   cache );
90
91  /* */
92
93FT_END_HEADER
94
95#endif /* __FTCSBITS_H__ */
96
97
98/* END */