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1 | /* |
2 | * | |
3 | * Copyright © 2000 SuSE, Inc. | |
4 | * | |
5 | * Permission to use, copy, modify, distribute, and sell this software and its | |
6 | * documentation for any purpose is hereby granted without fee, provided that | |
7 | * the above copyright notice appear in all copies and that both that | |
8 | * copyright notice and this permission notice appear in supporting | |
9 | * documentation, and that the name of SuSE not be used in advertising or | |
10 | * publicity pertaining to distribution of the software without specific, | |
11 | * written prior permission. SuSE makes no representations about the | |
12 | * suitability of this software for any purpose. It is provided "as is" | |
13 | * without express or implied warranty. | |
14 | * | |
15 | * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL | |
16 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE | |
17 | * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
18 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION | |
19 | * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN | |
20 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
21 | * | |
22 | * Author: Keith Packard, SuSE, Inc. | |
23 | */ | |
24 | ||
25 | #ifndef _GLYPHSTR_H_ | |
26 | #define _GLYPHSTR_H_ | |
27 | ||
28 | #include <X11/extensions/renderproto.h> | |
29 | #include "picture.h" | |
30 | #include "screenint.h" | |
31 | #include "regionstr.h" | |
32 | #include "miscstruct.h" | |
33 | #include "privates.h" | |
34 | ||
35 | #define GlyphFormat1 0 | |
36 | #define GlyphFormat4 1 | |
37 | #define GlyphFormat8 2 | |
38 | #define GlyphFormat16 3 | |
39 | #define GlyphFormat32 4 | |
40 | #define GlyphFormatNum 5 | |
41 | ||
42 | typedef struct _Glyph { | |
43 | CARD32 refcnt; | |
44 | PrivateRec *devPrivates; | |
45 | unsigned char sha1[20]; | |
46 | CARD32 size; /* info + bitmap */ | |
47 | xGlyphInfo info; | |
48 | /* per-screen pixmaps follow */ | |
49 | } GlyphRec, *GlyphPtr; | |
50 | ||
51 | #define GlyphPicture(glyph) ((PicturePtr *) ((glyph) + 1)) | |
52 | ||
53 | typedef struct _GlyphRef { | |
54 | CARD32 signature; | |
55 | GlyphPtr glyph; | |
56 | } GlyphRefRec, *GlyphRefPtr; | |
57 | ||
58 | #define DeletedGlyph ((GlyphPtr) 1) | |
59 | ||
60 | typedef struct _GlyphHashSet { | |
61 | CARD32 entries; | |
62 | CARD32 size; | |
63 | CARD32 rehash; | |
64 | } GlyphHashSetRec, *GlyphHashSetPtr; | |
65 | ||
66 | typedef struct _GlyphHash { | |
67 | GlyphRefPtr table; | |
68 | GlyphHashSetPtr hashSet; | |
69 | CARD32 tableEntries; | |
70 | } GlyphHashRec, *GlyphHashPtr; | |
71 | ||
72 | typedef struct _GlyphSet { | |
73 | CARD32 refcnt; | |
74 | int fdepth; | |
75 | PictFormatPtr format; | |
76 | GlyphHashRec hash; | |
77 | PrivateRec *devPrivates; | |
78 | } GlyphSetRec, *GlyphSetPtr; | |
79 | ||
80 | #define GlyphSetGetPrivate(pGlyphSet,k) \ | |
81 | dixLookupPrivate(&(pGlyphSet)->devPrivates, k) | |
82 | ||
83 | #define GlyphSetSetPrivate(pGlyphSet,k,ptr) \ | |
84 | dixSetPrivate(&(pGlyphSet)->devPrivates, k, ptr) | |
85 | ||
86 | typedef struct _GlyphList { | |
87 | INT16 xOff; | |
88 | INT16 yOff; | |
89 | CARD8 len; | |
90 | PictFormatPtr format; | |
91 | } GlyphListRec, *GlyphListPtr; | |
92 | ||
93 | extern _X_EXPORT void | |
94 | GlyphUninit(ScreenPtr pScreen); | |
95 | ||
96 | extern _X_EXPORT GlyphHashSetPtr FindGlyphHashSet(CARD32 filled); | |
97 | ||
98 | extern _X_EXPORT GlyphRefPtr | |
99 | FindGlyphRef(GlyphHashPtr hash, | |
100 | CARD32 signature, Bool match, unsigned char sha1[20]); | |
101 | ||
102 | extern _X_EXPORT GlyphPtr FindGlyphByHash(unsigned char sha1[20], int format); | |
103 | ||
104 | extern _X_EXPORT int | |
105 | ||
106 | HashGlyph(xGlyphInfo * gi, | |
107 | CARD8 *bits, unsigned long size, unsigned char sha1[20]); | |
108 | ||
109 | extern _X_EXPORT void | |
110 | FreeGlyph(GlyphPtr glyph, int format); | |
111 | ||
112 | extern _X_EXPORT void | |
113 | AddGlyph(GlyphSetPtr glyphSet, GlyphPtr glyph, Glyph id); | |
114 | ||
115 | extern _X_EXPORT Bool | |
116 | DeleteGlyph(GlyphSetPtr glyphSet, Glyph id); | |
117 | ||
118 | extern _X_EXPORT GlyphPtr FindGlyph(GlyphSetPtr glyphSet, Glyph id); | |
119 | ||
120 | extern _X_EXPORT GlyphPtr AllocateGlyph(xGlyphInfo * gi, int format); | |
121 | ||
122 | extern _X_EXPORT Bool | |
123 | AllocateGlyphHash(GlyphHashPtr hash, GlyphHashSetPtr hashSet); | |
124 | ||
125 | extern _X_EXPORT Bool | |
126 | ResizeGlyphHash(GlyphHashPtr hash, CARD32 change, Bool global); | |
127 | ||
128 | extern _X_EXPORT Bool | |
129 | ResizeGlyphSet(GlyphSetPtr glyphSet, CARD32 change); | |
130 | ||
131 | extern _X_EXPORT GlyphSetPtr AllocateGlyphSet(int fdepth, PictFormatPtr format); | |
132 | ||
133 | extern _X_EXPORT int | |
134 | FreeGlyphSet(pointer value, XID gid); | |
135 | ||
136 | #define GLYPH_HAS_GLYPH_PICTURE_ACCESSOR 1 /* used for api compat */ | |
137 | extern _X_EXPORT PicturePtr | |
138 | GetGlyphPicture(GlyphPtr glyph, ScreenPtr pScreen); | |
139 | extern _X_EXPORT void | |
140 | SetGlyphPicture(GlyphPtr glyph, ScreenPtr pScreen, PicturePtr picture); | |
141 | ||
142 | #endif /* _GLYPHSTR_H_ */ |