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