1 | /**************************************************************************** |
2 | * |
3 | * ftcsbits.h |
4 | * |
5 | * A small-bitmap cache (specification). |
6 | * |
7 | * Copyright (C) 2000-2023 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 <freetype/ftcache.h> |
24 | #include "ftcglyph.h" |
25 | |
26 | |
27 | FT_BEGIN_HEADER |
28 | |
29 | #define FTC_SBIT_ITEMS_PER_NODE 16 |
30 | |
31 | typedef struct FTC_SNodeRec_ |
32 | { |
33 | FTC_GNodeRec gnode; |
34 | FT_UInt count; |
35 | FTC_SBitRec sbits[FTC_SBIT_ITEMS_PER_NODE]; |
36 | |
37 | } FTC_SNodeRec, *FTC_SNode; |
38 | |
39 | |
40 | #define FTC_SNODE( x ) ( (FTC_SNode)( x ) ) |
41 | #define FTC_SNODE_GINDEX( x ) FTC_GNODE( x )->gindex |
42 | #define FTC_SNODE_FAMILY( x ) FTC_GNODE( x )->family |
43 | |
44 | typedef FT_UInt |
45 | (*FTC_SFamily_GetCountFunc)( FTC_Family family, |
46 | FTC_Manager manager ); |
47 | |
48 | typedef FT_Error |
49 | (*FTC_SFamily_LoadGlyphFunc)( FTC_Family family, |
50 | FT_UInt gindex, |
51 | FTC_Manager manager, |
52 | FT_Face *aface ); |
53 | |
54 | typedef struct FTC_SFamilyClassRec_ |
55 | { |
56 | FTC_MruListClassRec clazz; |
57 | FTC_SFamily_GetCountFunc family_get_count; |
58 | FTC_SFamily_LoadGlyphFunc family_load_glyph; |
59 | |
60 | } FTC_SFamilyClassRec; |
61 | |
62 | typedef const FTC_SFamilyClassRec* FTC_SFamilyClass; |
63 | |
64 | #define FTC_SFAMILY_CLASS( x ) ( (FTC_SFamilyClass)(x) ) |
65 | |
66 | #define FTC_CACHE_SFAMILY_CLASS( x ) \ |
67 | FTC_SFAMILY_CLASS( FTC_CACHE_GCACHE_CLASS( x )->family_class ) |
68 | |
69 | |
70 | FT_LOCAL( void ) |
71 | FTC_SNode_Free( FTC_SNode snode, |
72 | FTC_Cache cache ); |
73 | |
74 | FT_LOCAL( FT_Error ) |
75 | FTC_SNode_New( FTC_SNode *psnode, |
76 | FTC_GQuery gquery, |
77 | FTC_Cache cache ); |
78 | |
79 | #if 0 |
80 | FT_LOCAL( FT_ULong ) |
81 | FTC_SNode_Weight( FTC_SNode inode ); |
82 | #endif |
83 | |
84 | /* */ |
85 | |
86 | FT_END_HEADER |
87 | |
88 | #endif /* FTCSBITS_H_ */ |
89 | |
90 | |
91 | /* END */ |
92 | |