annotate freetype2/freetype/ftcache.h @ 1206:a8ab91f49cac draft

add freetype2,ft2build.h
author Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
date Thu, 21 Jul 2011 19:38:12 +0900
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1 /***************************************************************************/
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2 /* */
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3 /* ftcache.h */
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4 /* */
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5 /* FreeType Cache subsystem (specification). */
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6 /* */
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7 /* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2010 by */
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8 /* David Turner, Robert Wilhelm, and Werner Lemberg. */
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9 /* */
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10 /* This file is part of the FreeType project, and may only be used, */
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11 /* modified, and distributed under the terms of the FreeType project */
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12 /* license, LICENSE.TXT. By continuing to use, modify, or distribute */
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13 /* this file you indicate that you have read the license and */
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14 /* understand and accept it fully. */
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15 /* */
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16 /***************************************************************************/
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19 #ifndef __FTCACHE_H__
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20 #define __FTCACHE_H__
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23 #include <ft2build.h>
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24 #include FT_GLYPH_H
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27 FT_BEGIN_HEADER
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29
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30 /*************************************************************************
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31 *
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32 * <Section>
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33 * cache_subsystem
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34 *
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35 * <Title>
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36 * Cache Sub-System
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37 *
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38 * <Abstract>
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39 * How to cache face, size, and glyph data with FreeType~2.
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40 *
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41 * <Description>
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42 * This section describes the FreeType~2 cache sub-system, which is used
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43 * to limit the number of concurrently opened @FT_Face and @FT_Size
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44 * objects, as well as caching information like character maps and glyph
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45 * images while limiting their maximum memory usage.
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46 *
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47 * Note that all types and functions begin with the `FTC_' prefix.
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48 *
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49 * The cache is highly portable and thus doesn't know anything about the
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50 * fonts installed on your system, or how to access them. This implies
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51 * the following scheme:
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52 *
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53 * First, available or installed font faces are uniquely identified by
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54 * @FTC_FaceID values, provided to the cache by the client. Note that
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55 * the cache only stores and compares these values, and doesn't try to
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56 * interpret them in any way.
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57 *
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58 * Second, the cache calls, only when needed, a client-provided function
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59 * to convert an @FTC_FaceID into a new @FT_Face object. The latter is
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60 * then completely managed by the cache, including its termination
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61 * through @FT_Done_Face. To monitor termination of face objects, the
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62 * finalizer callback in the `generic' field of the @FT_Face object can
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63 * be used, which might also be used to store the @FTC_FaceID of the
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64 * face.
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65 *
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66 * Clients are free to map face IDs to anything else. The most simple
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67 * usage is to associate them to a (pathname,face_index) pair that is
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68 * used to call @FT_New_Face. However, more complex schemes are also
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69 * possible.
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70 *
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71 * Note that for the cache to work correctly, the face ID values must be
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72 * *persistent*, which means that the contents they point to should not
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73 * change at runtime, or that their value should not become invalid.
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74 *
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75 * If this is unavoidable (e.g., when a font is uninstalled at runtime),
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76 * you should call @FTC_Manager_RemoveFaceID as soon as possible, to let
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77 * the cache get rid of any references to the old @FTC_FaceID it may
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78 * keep internally. Failure to do so will lead to incorrect behaviour
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79 * or even crashes.
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80 *
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81 * To use the cache, start with calling @FTC_Manager_New to create a new
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82 * @FTC_Manager object, which models a single cache instance. You can
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83 * then look up @FT_Face and @FT_Size objects with
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84 * @FTC_Manager_LookupFace and @FTC_Manager_LookupSize, respectively.
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85 *
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86 * If you want to use the charmap caching, call @FTC_CMapCache_New, then
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87 * later use @FTC_CMapCache_Lookup to perform the equivalent of
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88 * @FT_Get_Char_Index, only much faster.
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89 *
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90 * If you want to use the @FT_Glyph caching, call @FTC_ImageCache, then
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91 * later use @FTC_ImageCache_Lookup to retrieve the corresponding
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92 * @FT_Glyph objects from the cache.
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93 *
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94 * If you need lots of small bitmaps, it is much more memory efficient
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95 * to call @FTC_SBitCache_New followed by @FTC_SBitCache_Lookup. This
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96 * returns @FTC_SBitRec structures, which are used to store small
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97 * bitmaps directly. (A small bitmap is one whose metrics and
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98 * dimensions all fit into 8-bit integers).
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99 *
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100 * We hope to also provide a kerning cache in the near future.
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101 *
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102 *
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103 * <Order>
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104 * FTC_Manager
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105 * FTC_FaceID
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106 * FTC_Face_Requester
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107 *
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108 * FTC_Manager_New
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109 * FTC_Manager_Reset
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110 * FTC_Manager_Done
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111 * FTC_Manager_LookupFace
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112 * FTC_Manager_LookupSize
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113 * FTC_Manager_RemoveFaceID
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114 *
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115 * FTC_Node
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116 * FTC_Node_Unref
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117 *
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118 * FTC_ImageCache
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119 * FTC_ImageCache_New
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120 * FTC_ImageCache_Lookup
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121 *
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122 * FTC_SBit
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123 * FTC_SBitCache
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124 * FTC_SBitCache_New
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125 * FTC_SBitCache_Lookup
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126 *
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127 * FTC_CMapCache
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128 * FTC_CMapCache_New
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129 * FTC_CMapCache_Lookup
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130 *
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131 *************************************************************************/
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132
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133
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134 /*************************************************************************/
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135 /*************************************************************************/
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136 /*************************************************************************/
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137 /***** *****/
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138 /***** BASIC TYPE DEFINITIONS *****/
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139 /***** *****/
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140 /*************************************************************************/
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141 /*************************************************************************/
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142 /*************************************************************************/
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143
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144
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145 /*************************************************************************
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146 *
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147 * @type: FTC_FaceID
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148 *
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149 * @description:
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150 * An opaque pointer type that is used to identity face objects. The
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151 * contents of such objects is application-dependent.
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152 *
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153 * These pointers are typically used to point to a user-defined
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154 * structure containing a font file path, and face index.
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155 *
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156 * @note:
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157 * Never use NULL as a valid @FTC_FaceID.
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158 *
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159 * Face IDs are passed by the client to the cache manager, which calls,
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160 * when needed, the @FTC_Face_Requester to translate them into new
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161 * @FT_Face objects.
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162 *
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163 * If the content of a given face ID changes at runtime, or if the value
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164 * becomes invalid (e.g., when uninstalling a font), you should
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165 * immediately call @FTC_Manager_RemoveFaceID before any other cache
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166 * function.
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167 *
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168 * Failure to do so will result in incorrect behaviour or even
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169 * memory leaks and crashes.
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170 */
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171 typedef FT_Pointer FTC_FaceID;
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172
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173
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174 /************************************************************************
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175 *
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176 * @functype:
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177 * FTC_Face_Requester
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178 *
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179 * @description:
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180 * A callback function provided by client applications. It is used by
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181 * the cache manager to translate a given @FTC_FaceID into a new valid
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182 * @FT_Face object, on demand.
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183 *
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184 * <Input>
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185 * face_id ::
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186 * The face ID to resolve.
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187 *
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188 * library ::
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189 * A handle to a FreeType library object.
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190 *
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191 * req_data ::
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192 * Application-provided request data (see note below).
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193 *
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194 * <Output>
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195 * aface ::
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196 * A new @FT_Face handle.
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197 *
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198 * <Return>
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199 * FreeType error code. 0~means success.
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200 *
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201 * <Note>
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202 * The third parameter `req_data' is the same as the one passed by the
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203 * client when @FTC_Manager_New is called.
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204 *
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205 * The face requester should not perform funny things on the returned
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206 * face object, like creating a new @FT_Size for it, or setting a
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207 * transformation through @FT_Set_Transform!
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208 */
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209 typedef FT_Error
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210 (*FTC_Face_Requester)( FTC_FaceID face_id,
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211 FT_Library library,
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212 FT_Pointer request_data,
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213 FT_Face* aface );
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214
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215 /* */
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216
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217 #ifdef FT_CONFIG_OPTION_OLD_INTERNALS
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218
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219 /* these macros are incompatible with LLP64, should not be used */
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220
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221 #define FT_POINTER_TO_ULONG( p ) ( (FT_ULong)(FT_Pointer)(p) )
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222
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223 #define FTC_FACE_ID_HASH( i ) \
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224 ((FT_UInt32)(( FT_POINTER_TO_ULONG( i ) >> 3 ) ^ \
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225 ( FT_POINTER_TO_ULONG( i ) << 7 ) ) )
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226
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227 #endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
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228
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229 /*************************************************************************/
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230 /*************************************************************************/
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231 /*************************************************************************/
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232 /***** *****/
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233 /***** CACHE MANAGER OBJECT *****/
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234 /***** *****/
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235 /*************************************************************************/
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236 /*************************************************************************/
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237 /*************************************************************************/
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238
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239
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240 /*************************************************************************/
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241 /* */
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242 /* <Type> */
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243 /* FTC_Manager */
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244 /* */
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245 /* <Description> */
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246 /* This object corresponds to one instance of the cache-subsystem. */
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247 /* It is used to cache one or more @FT_Face objects, along with */
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diff changeset
248 /* corresponding @FT_Size objects. */
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249 /* */
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diff changeset
250 /* The manager intentionally limits the total number of opened */
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diff changeset
251 /* @FT_Face and @FT_Size objects to control memory usage. See the */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
252 /* `max_faces' and `max_sizes' parameters of @FTC_Manager_New. */
a8ab91f49cac add freetype2,ft2build.h
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253 /* */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
254 /* The manager is also used to cache `nodes' of various types while */
a8ab91f49cac add freetype2,ft2build.h
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parents:
diff changeset
255 /* limiting their total memory usage. */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
256 /* */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
257 /* All limitations are enforced by keeping lists of managed objects */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
258 /* in most-recently-used order, and flushing old nodes to make room */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
259 /* for new ones. */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
260 /* */
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diff changeset
261 typedef struct FTC_ManagerRec_* FTC_Manager;
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262
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263
a8ab91f49cac add freetype2,ft2build.h
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264 /*************************************************************************/
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diff changeset
265 /* */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
266 /* <Type> */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
267 /* FTC_Node */
a8ab91f49cac add freetype2,ft2build.h
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268 /* */
a8ab91f49cac add freetype2,ft2build.h
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269 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
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270 /* An opaque handle to a cache node object. Each cache node is */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
271 /* reference-counted. A node with a count of~0 might be flushed */
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272 /* out of a full cache whenever a lookup request is performed. */
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273 /* */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
274 /* If you look up nodes, you have the ability to `acquire' them, */
a8ab91f49cac add freetype2,ft2build.h
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275 /* i.e., to increment their reference count. This will prevent the */
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276 /* node from being flushed out of the cache until you explicitly */
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277 /* `release' it (see @FTC_Node_Unref). */
a8ab91f49cac add freetype2,ft2build.h
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278 /* */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
279 /* See also @FTC_SBitCache_Lookup and @FTC_ImageCache_Lookup. */
a8ab91f49cac add freetype2,ft2build.h
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280 /* */
a8ab91f49cac add freetype2,ft2build.h
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281 typedef struct FTC_NodeRec_* FTC_Node;
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282
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283
a8ab91f49cac add freetype2,ft2build.h
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284 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
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285 /* */
a8ab91f49cac add freetype2,ft2build.h
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286 /* <Function> */
a8ab91f49cac add freetype2,ft2build.h
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287 /* FTC_Manager_New */
a8ab91f49cac add freetype2,ft2build.h
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288 /* */
a8ab91f49cac add freetype2,ft2build.h
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289 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
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290 /* Create a new cache manager. */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
291 /* */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
292 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
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293 /* library :: The parent FreeType library handle to use. */
a8ab91f49cac add freetype2,ft2build.h
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294 /* */
a8ab91f49cac add freetype2,ft2build.h
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295 /* max_faces :: Maximum number of opened @FT_Face objects managed by */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
296 /* this cache instance. Use~0 for defaults. */
a8ab91f49cac add freetype2,ft2build.h
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297 /* */
a8ab91f49cac add freetype2,ft2build.h
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298 /* max_sizes :: Maximum number of opened @FT_Size objects managed by */
a8ab91f49cac add freetype2,ft2build.h
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299 /* this cache instance. Use~0 for defaults. */
a8ab91f49cac add freetype2,ft2build.h
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300 /* */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
301 /* max_bytes :: Maximum number of bytes to use for cached data nodes. */
a8ab91f49cac add freetype2,ft2build.h
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302 /* Use~0 for defaults. Note that this value does not */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
303 /* account for managed @FT_Face and @FT_Size objects. */
a8ab91f49cac add freetype2,ft2build.h
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304 /* */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
305 /* requester :: An application-provided callback used to translate */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
306 /* face IDs into real @FT_Face objects. */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
307 /* */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
308 /* req_data :: A generic pointer that is passed to the requester */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
309 /* each time it is called (see @FTC_Face_Requester). */
a8ab91f49cac add freetype2,ft2build.h
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310 /* */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
311 /* <Output> */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
312 /* amanager :: A handle to a new manager object. 0~in case of */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
313 /* failure. */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
314 /* */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
315 /* <Return> */
a8ab91f49cac add freetype2,ft2build.h
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parents:
diff changeset
316 /* FreeType error code. 0~means success. */
a8ab91f49cac add freetype2,ft2build.h
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317 /* */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
318 FT_EXPORT( FT_Error )
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diff changeset
319 FTC_Manager_New( FT_Library library,
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diff changeset
320 FT_UInt max_faces,
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diff changeset
321 FT_UInt max_sizes,
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
322 FT_ULong max_bytes,
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
323 FTC_Face_Requester requester,
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
324 FT_Pointer req_data,
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
325 FTC_Manager *amanager );
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326
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327
a8ab91f49cac add freetype2,ft2build.h
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328 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
329 /* */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
330 /* <Function> */
a8ab91f49cac add freetype2,ft2build.h
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parents:
diff changeset
331 /* FTC_Manager_Reset */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
332 /* */
a8ab91f49cac add freetype2,ft2build.h
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parents:
diff changeset
333 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
334 /* Empty a given cache manager. This simply gets rid of all the */
a8ab91f49cac add freetype2,ft2build.h
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parents:
diff changeset
335 /* currently cached @FT_Face and @FT_Size objects within the manager. */
a8ab91f49cac add freetype2,ft2build.h
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parents:
diff changeset
336 /* */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
337 /* <InOut> */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
338 /* manager :: A handle to the manager. */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
339 /* */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
340 FT_EXPORT( void )
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
341 FTC_Manager_Reset( FTC_Manager manager );
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diff changeset
342
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
343
a8ab91f49cac add freetype2,ft2build.h
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344 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
345 /* */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
346 /* <Function> */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
347 /* FTC_Manager_Done */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
348 /* */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
349 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
350 /* Destroy a given manager after emptying it. */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
351 /* */
a8ab91f49cac add freetype2,ft2build.h
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parents:
diff changeset
352 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
353 /* manager :: A handle to the target cache manager object. */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
354 /* */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
355 FT_EXPORT( void )
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
356 FTC_Manager_Done( FTC_Manager manager );
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
357
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
358
a8ab91f49cac add freetype2,ft2build.h
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359 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
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parents:
diff changeset
360 /* */
a8ab91f49cac add freetype2,ft2build.h
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parents:
diff changeset
361 /* <Function> */
a8ab91f49cac add freetype2,ft2build.h
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parents:
diff changeset
362 /* FTC_Manager_LookupFace */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
363 /* */
a8ab91f49cac add freetype2,ft2build.h
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parents:
diff changeset
364 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
365 /* Retrieve the @FT_Face object that corresponds to a given face ID */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
366 /* through a cache manager. */
a8ab91f49cac add freetype2,ft2build.h
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parents:
diff changeset
367 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
368 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
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parents:
diff changeset
369 /* manager :: A handle to the cache manager. */
a8ab91f49cac add freetype2,ft2build.h
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parents:
diff changeset
370 /* */
a8ab91f49cac add freetype2,ft2build.h
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diff changeset
371 /* face_id :: The ID of the face object. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
372 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
373 /* <Output> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
374 /* aface :: A handle to the face object. */
a8ab91f49cac add freetype2,ft2build.h
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parents:
diff changeset
375 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
376 /* <Return> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
377 /* FreeType error code. 0~means success. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
378 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
379 /* <Note> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
380 /* The returned @FT_Face object is always owned by the manager. You */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
381 /* should never try to discard it yourself. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
382 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
383 /* The @FT_Face object doesn't necessarily have a current size object */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
384 /* (i.e., face->size can be 0). If you need a specific `font size', */
a8ab91f49cac add freetype2,ft2build.h
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parents:
diff changeset
385 /* use @FTC_Manager_LookupSize instead. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
386 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
387 /* Never change the face's transformation matrix (i.e., never call */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
388 /* the @FT_Set_Transform function) on a returned face! If you need */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
389 /* to transform glyphs, do it yourself after glyph loading. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
390 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
391 /* When you perform a lookup, out-of-memory errors are detected */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
392 /* _within_ the lookup and force incremental flushes of the cache */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
393 /* until enough memory is released for the lookup to succeed. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
394 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
395 /* If a lookup fails with `FT_Err_Out_Of_Memory' the cache has */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
396 /* already been completely flushed, and still no memory was available */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
397 /* for the operation. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
398 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
399 FT_EXPORT( FT_Error )
a8ab91f49cac add freetype2,ft2build.h
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parents:
diff changeset
400 FTC_Manager_LookupFace( FTC_Manager manager,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
401 FTC_FaceID face_id,
a8ab91f49cac add freetype2,ft2build.h
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parents:
diff changeset
402 FT_Face *aface );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
403
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
404
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
405 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
406 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
407 /* <Struct> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
408 /* FTC_ScalerRec */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
409 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
410 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
411 /* A structure used to describe a given character size in either */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
412 /* pixels or points to the cache manager. See */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
413 /* @FTC_Manager_LookupSize. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
414 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
415 /* <Fields> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
416 /* face_id :: The source face ID. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
417 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
418 /* width :: The character width. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
419 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
420 /* height :: The character height. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
421 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
422 /* pixel :: A Boolean. If 1, the `width' and `height' fields are */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
423 /* interpreted as integer pixel character sizes. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
424 /* Otherwise, they are expressed as 1/64th of points. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
425 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
426 /* x_res :: Only used when `pixel' is value~0 to indicate the */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
427 /* horizontal resolution in dpi. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
428 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
429 /* y_res :: Only used when `pixel' is value~0 to indicate the */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
430 /* vertical resolution in dpi. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
431 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
432 /* <Note> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
433 /* This type is mainly used to retrieve @FT_Size objects through the */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
434 /* cache manager. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
435 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
436 typedef struct FTC_ScalerRec_
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
437 {
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
438 FTC_FaceID face_id;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
439 FT_UInt width;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
440 FT_UInt height;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
441 FT_Int pixel;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
442 FT_UInt x_res;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
443 FT_UInt y_res;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
444
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
445 } FTC_ScalerRec;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
446
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
447
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
448 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
449 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
450 /* <Struct> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
451 /* FTC_Scaler */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
452 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
453 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
454 /* A handle to an @FTC_ScalerRec structure. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
455 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
456 typedef struct FTC_ScalerRec_* FTC_Scaler;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
457
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
458
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
459 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
460 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
461 /* <Function> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
462 /* FTC_Manager_LookupSize */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
463 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
464 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
465 /* Retrieve the @FT_Size object that corresponds to a given */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
466 /* @FTC_ScalerRec pointer through a cache manager. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
467 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
468 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
469 /* manager :: A handle to the cache manager. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
470 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
471 /* scaler :: A scaler handle. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
472 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
473 /* <Output> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
474 /* asize :: A handle to the size object. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
475 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
476 /* <Return> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
477 /* FreeType error code. 0~means success. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
478 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
479 /* <Note> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
480 /* The returned @FT_Size object is always owned by the manager. You */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
481 /* should never try to discard it by yourself. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
482 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
483 /* You can access the parent @FT_Face object simply as `size->face' */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
484 /* if you need it. Note that this object is also owned by the */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
485 /* manager. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
486 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
487 /* <Note> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
488 /* When you perform a lookup, out-of-memory errors are detected */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
489 /* _within_ the lookup and force incremental flushes of the cache */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
490 /* until enough memory is released for the lookup to succeed. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
491 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
492 /* If a lookup fails with `FT_Err_Out_Of_Memory' the cache has */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
493 /* already been completely flushed, and still no memory is available */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
494 /* for the operation. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
495 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
496 FT_EXPORT( FT_Error )
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
497 FTC_Manager_LookupSize( FTC_Manager manager,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
498 FTC_Scaler scaler,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
499 FT_Size *asize );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
500
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
501
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
502 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
503 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
504 /* <Function> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
505 /* FTC_Node_Unref */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
506 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
507 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
508 /* Decrement a cache node's internal reference count. When the count */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
509 /* reaches 0, it is not destroyed but becomes eligible for subsequent */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
510 /* cache flushes. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
511 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
512 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
513 /* node :: The cache node handle. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
514 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
515 /* manager :: The cache manager handle. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
516 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
517 FT_EXPORT( void )
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
518 FTC_Node_Unref( FTC_Node node,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
519 FTC_Manager manager );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
520
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
521
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
522 /*************************************************************************
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
523 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
524 * @function:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
525 * FTC_Manager_RemoveFaceID
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
526 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
527 * @description:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
528 * A special function used to indicate to the cache manager that
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
529 * a given @FTC_FaceID is no longer valid, either because its
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
530 * content changed, or because it was deallocated or uninstalled.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
531 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
532 * @input:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
533 * manager ::
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
534 * The cache manager handle.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
535 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
536 * face_id ::
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
537 * The @FTC_FaceID to be removed.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
538 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
539 * @note:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
540 * This function flushes all nodes from the cache corresponding to this
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
541 * `face_id', with the exception of nodes with a non-null reference
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
542 * count.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
543 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
544 * Such nodes are however modified internally so as to never appear
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
545 * in later lookups with the same `face_id' value, and to be immediately
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
546 * destroyed when released by all their users.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
547 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
548 */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
549 FT_EXPORT( void )
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
550 FTC_Manager_RemoveFaceID( FTC_Manager manager,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
551 FTC_FaceID face_id );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
552
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
553
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
554 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
555 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
556 /* <Section> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
557 /* cache_subsystem */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
558 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
559 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
560
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
561 /*************************************************************************
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
562 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
563 * @type:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
564 * FTC_CMapCache
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
565 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
566 * @description:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
567 * An opaque handle used to model a charmap cache. This cache is to
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
568 * hold character codes -> glyph indices mappings.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
569 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
570 */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
571 typedef struct FTC_CMapCacheRec_* FTC_CMapCache;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
572
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
573
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
574 /*************************************************************************
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
575 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
576 * @function:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
577 * FTC_CMapCache_New
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
578 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
579 * @description:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
580 * Create a new charmap cache.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
581 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
582 * @input:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
583 * manager ::
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
584 * A handle to the cache manager.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
585 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
586 * @output:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
587 * acache ::
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
588 * A new cache handle. NULL in case of error.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
589 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
590 * @return:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
591 * FreeType error code. 0~means success.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
592 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
593 * @note:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
594 * Like all other caches, this one will be destroyed with the cache
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
595 * manager.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
596 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
597 */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
598 FT_EXPORT( FT_Error )
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
599 FTC_CMapCache_New( FTC_Manager manager,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
600 FTC_CMapCache *acache );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
601
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
602
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
603 /************************************************************************
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
604 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
605 * @function:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
606 * FTC_CMapCache_Lookup
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
607 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
608 * @description:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
609 * Translate a character code into a glyph index, using the charmap
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
610 * cache.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
611 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
612 * @input:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
613 * cache ::
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
614 * A charmap cache handle.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
615 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
616 * face_id ::
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
617 * The source face ID.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
618 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
619 * cmap_index ::
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
620 * The index of the charmap in the source face. Any negative value
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
621 * means to use the cache @FT_Face's default charmap.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
622 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
623 * char_code ::
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
624 * The character code (in the corresponding charmap).
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
625 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
626 * @return:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
627 * Glyph index. 0~means `no glyph'.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
628 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
629 */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
630 FT_EXPORT( FT_UInt )
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
631 FTC_CMapCache_Lookup( FTC_CMapCache cache,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
632 FTC_FaceID face_id,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
633 FT_Int cmap_index,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
634 FT_UInt32 char_code );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
635
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
636
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
637 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
638 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
639 /* <Section> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
640 /* cache_subsystem */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
641 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
642 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
643
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
644
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
645 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
646 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
647 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
648 /***** *****/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
649 /***** IMAGE CACHE OBJECT *****/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
650 /***** *****/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
651 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
652 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
653 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
654
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
655
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
656 /*************************************************************************
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
657 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
658 * @struct:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
659 * FTC_ImageTypeRec
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
660 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
661 * @description:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
662 * A structure used to model the type of images in a glyph cache.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
663 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
664 * @fields:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
665 * face_id ::
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
666 * The face ID.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
667 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
668 * width ::
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
669 * The width in pixels.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
670 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
671 * height ::
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
672 * The height in pixels.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
673 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
674 * flags ::
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
675 * The load flags, as in @FT_Load_Glyph.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
676 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
677 */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
678 typedef struct FTC_ImageTypeRec_
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
679 {
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
680 FTC_FaceID face_id;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
681 FT_Int width;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
682 FT_Int height;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
683 FT_Int32 flags;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
684
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
685 } FTC_ImageTypeRec;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
686
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
687
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
688 /*************************************************************************
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
689 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
690 * @type:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
691 * FTC_ImageType
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
692 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
693 * @description:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
694 * A handle to an @FTC_ImageTypeRec structure.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
695 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
696 */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
697 typedef struct FTC_ImageTypeRec_* FTC_ImageType;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
698
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
699
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
700 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
701
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
702
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
703 #define FTC_IMAGE_TYPE_COMPARE( d1, d2 ) \
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
704 ( (d1)->face_id == (d2)->face_id && \
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
705 (d1)->width == (d2)->width && \
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
706 (d1)->flags == (d2)->flags )
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
707
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
708 #ifdef FT_CONFIG_OPTION_OLD_INTERNALS
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
709
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
710 /* this macro is incompatible with LLP64, should not be used */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
711
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
712 #define FTC_IMAGE_TYPE_HASH( d ) \
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
713 (FT_UFast)( FTC_FACE_ID_HASH( (d)->face_id ) ^ \
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
714 ( (d)->width << 8 ) ^ (d)->height ^ \
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
715 ( (d)->flags << 4 ) )
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
716
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
717 #endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
718
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
719
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
720 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
721 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
722 /* <Type> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
723 /* FTC_ImageCache */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
724 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
725 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
726 /* A handle to an glyph image cache object. They are designed to */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
727 /* hold many distinct glyph images while not exceeding a certain */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
728 /* memory threshold. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
729 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
730 typedef struct FTC_ImageCacheRec_* FTC_ImageCache;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
731
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
732
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
733 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
734 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
735 /* <Function> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
736 /* FTC_ImageCache_New */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
737 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
738 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
739 /* Create a new glyph image cache. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
740 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
741 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
742 /* manager :: The parent manager for the image cache. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
743 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
744 /* <Output> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
745 /* acache :: A handle to the new glyph image cache object. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
746 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
747 /* <Return> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
748 /* FreeType error code. 0~means success. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
749 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
750 FT_EXPORT( FT_Error )
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
751 FTC_ImageCache_New( FTC_Manager manager,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
752 FTC_ImageCache *acache );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
753
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
754
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
755 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
756 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
757 /* <Function> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
758 /* FTC_ImageCache_Lookup */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
759 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
760 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
761 /* Retrieve a given glyph image from a glyph image cache. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
762 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
763 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
764 /* cache :: A handle to the source glyph image cache. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
765 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
766 /* type :: A pointer to a glyph image type descriptor. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
767 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
768 /* gindex :: The glyph index to retrieve. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
769 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
770 /* <Output> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
771 /* aglyph :: The corresponding @FT_Glyph object. 0~in case of */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
772 /* failure. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
773 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
774 /* anode :: Used to return the address of of the corresponding cache */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
775 /* node after incrementing its reference count (see note */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
776 /* below). */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
777 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
778 /* <Return> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
779 /* FreeType error code. 0~means success. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
780 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
781 /* <Note> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
782 /* The returned glyph is owned and managed by the glyph image cache. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
783 /* Never try to transform or discard it manually! You can however */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
784 /* create a copy with @FT_Glyph_Copy and modify the new one. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
785 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
786 /* If `anode' is _not_ NULL, it receives the address of the cache */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
787 /* node containing the glyph image, after increasing its reference */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
788 /* count. This ensures that the node (as well as the @FT_Glyph) will */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
789 /* always be kept in the cache until you call @FTC_Node_Unref to */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
790 /* `release' it. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
791 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
792 /* If `anode' is NULL, the cache node is left unchanged, which means */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
793 /* that the @FT_Glyph could be flushed out of the cache on the next */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
794 /* call to one of the caching sub-system APIs. Don't assume that it */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
795 /* is persistent! */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
796 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
797 FT_EXPORT( FT_Error )
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
798 FTC_ImageCache_Lookup( FTC_ImageCache cache,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
799 FTC_ImageType type,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
800 FT_UInt gindex,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
801 FT_Glyph *aglyph,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
802 FTC_Node *anode );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
803
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
804
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
805 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
806 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
807 /* <Function> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
808 /* FTC_ImageCache_LookupScaler */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
809 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
810 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
811 /* A variant of @FTC_ImageCache_Lookup that uses an @FTC_ScalerRec */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
812 /* to specify the face ID and its size. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
813 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
814 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
815 /* cache :: A handle to the source glyph image cache. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
816 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
817 /* scaler :: A pointer to a scaler descriptor. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
818 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
819 /* load_flags :: The corresponding load flags. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
820 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
821 /* gindex :: The glyph index to retrieve. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
822 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
823 /* <Output> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
824 /* aglyph :: The corresponding @FT_Glyph object. 0~in case of */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
825 /* failure. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
826 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
827 /* anode :: Used to return the address of of the corresponding */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
828 /* cache node after incrementing its reference count */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
829 /* (see note below). */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
830 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
831 /* <Return> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
832 /* FreeType error code. 0~means success. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
833 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
834 /* <Note> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
835 /* The returned glyph is owned and managed by the glyph image cache. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
836 /* Never try to transform or discard it manually! You can however */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
837 /* create a copy with @FT_Glyph_Copy and modify the new one. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
838 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
839 /* If `anode' is _not_ NULL, it receives the address of the cache */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
840 /* node containing the glyph image, after increasing its reference */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
841 /* count. This ensures that the node (as well as the @FT_Glyph) will */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
842 /* always be kept in the cache until you call @FTC_Node_Unref to */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
843 /* `release' it. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
844 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
845 /* If `anode' is NULL, the cache node is left unchanged, which means */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
846 /* that the @FT_Glyph could be flushed out of the cache on the next */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
847 /* call to one of the caching sub-system APIs. Don't assume that it */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
848 /* is persistent! */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
849 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
850 /* Calls to @FT_Set_Char_Size and friends have no effect on cached */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
851 /* glyphs; you should always use the FreeType cache API instead. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
852 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
853 FT_EXPORT( FT_Error )
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
854 FTC_ImageCache_LookupScaler( FTC_ImageCache cache,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
855 FTC_Scaler scaler,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
856 FT_ULong load_flags,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
857 FT_UInt gindex,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
858 FT_Glyph *aglyph,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
859 FTC_Node *anode );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
860
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
861
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
862 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
863 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
864 /* <Type> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
865 /* FTC_SBit */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
866 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
867 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
868 /* A handle to a small bitmap descriptor. See the @FTC_SBitRec */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
869 /* structure for details. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
870 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
871 typedef struct FTC_SBitRec_* FTC_SBit;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
872
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
873
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
874 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
875 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
876 /* <Struct> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
877 /* FTC_SBitRec */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
878 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
879 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
880 /* A very compact structure used to describe a small glyph bitmap. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
881 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
882 /* <Fields> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
883 /* width :: The bitmap width in pixels. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
884 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
885 /* height :: The bitmap height in pixels. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
886 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
887 /* left :: The horizontal distance from the pen position to the */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
888 /* left bitmap border (a.k.a. `left side bearing', or */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
889 /* `lsb'). */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
890 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
891 /* top :: The vertical distance from the pen position (on the */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
892 /* baseline) to the upper bitmap border (a.k.a. `top */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
893 /* side bearing'). The distance is positive for upwards */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
894 /* y~coordinates. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
895 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
896 /* format :: The format of the glyph bitmap (monochrome or gray). */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
897 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
898 /* max_grays :: Maximum gray level value (in the range 1 to~255). */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
899 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
900 /* pitch :: The number of bytes per bitmap line. May be positive */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
901 /* or negative. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
902 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
903 /* xadvance :: The horizontal advance width in pixels. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
904 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
905 /* yadvance :: The vertical advance height in pixels. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
906 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
907 /* buffer :: A pointer to the bitmap pixels. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
908 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
909 typedef struct FTC_SBitRec_
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
910 {
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
911 FT_Byte width;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
912 FT_Byte height;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
913 FT_Char left;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
914 FT_Char top;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
915
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
916 FT_Byte format;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
917 FT_Byte max_grays;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
918 FT_Short pitch;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
919 FT_Char xadvance;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
920 FT_Char yadvance;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
921
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
922 FT_Byte* buffer;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
923
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
924 } FTC_SBitRec;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
925
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
926
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
927 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
928 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
929 /* <Type> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
930 /* FTC_SBitCache */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
931 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
932 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
933 /* A handle to a small bitmap cache. These are special cache objects */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
934 /* used to store small glyph bitmaps (and anti-aliased pixmaps) in a */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
935 /* much more efficient way than the traditional glyph image cache */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
936 /* implemented by @FTC_ImageCache. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
937 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
938 typedef struct FTC_SBitCacheRec_* FTC_SBitCache;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
939
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
940
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
941 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
942 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
943 /* <Function> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
944 /* FTC_SBitCache_New */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
945 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
946 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
947 /* Create a new cache to store small glyph bitmaps. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
948 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
949 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
950 /* manager :: A handle to the source cache manager. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
951 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
952 /* <Output> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
953 /* acache :: A handle to the new sbit cache. NULL in case of error. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
954 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
955 /* <Return> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
956 /* FreeType error code. 0~means success. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
957 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
958 FT_EXPORT( FT_Error )
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
959 FTC_SBitCache_New( FTC_Manager manager,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
960 FTC_SBitCache *acache );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
961
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
962
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
963 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
964 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
965 /* <Function> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
966 /* FTC_SBitCache_Lookup */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
967 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
968 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
969 /* Look up a given small glyph bitmap in a given sbit cache and */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
970 /* `lock' it to prevent its flushing from the cache until needed. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
971 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
972 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
973 /* cache :: A handle to the source sbit cache. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
974 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
975 /* type :: A pointer to the glyph image type descriptor. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
976 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
977 /* gindex :: The glyph index. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
978 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
979 /* <Output> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
980 /* sbit :: A handle to a small bitmap descriptor. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
981 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
982 /* anode :: Used to return the address of of the corresponding cache */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
983 /* node after incrementing its reference count (see note */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
984 /* below). */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
985 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
986 /* <Return> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
987 /* FreeType error code. 0~means success. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
988 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
989 /* <Note> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
990 /* The small bitmap descriptor and its bit buffer are owned by the */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
991 /* cache and should never be freed by the application. They might */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
992 /* as well disappear from memory on the next cache lookup, so don't */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
993 /* treat them as persistent data. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
994 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
995 /* The descriptor's `buffer' field is set to~0 to indicate a missing */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
996 /* glyph bitmap. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
997 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
998 /* If `anode' is _not_ NULL, it receives the address of the cache */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
999 /* node containing the bitmap, after increasing its reference count. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1000 /* This ensures that the node (as well as the image) will always be */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1001 /* kept in the cache until you call @FTC_Node_Unref to `release' it. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1002 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1003 /* If `anode' is NULL, the cache node is left unchanged, which means */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1004 /* that the bitmap could be flushed out of the cache on the next */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1005 /* call to one of the caching sub-system APIs. Don't assume that it */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1006 /* is persistent! */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1007 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1008 FT_EXPORT( FT_Error )
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1009 FTC_SBitCache_Lookup( FTC_SBitCache cache,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1010 FTC_ImageType type,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1011 FT_UInt gindex,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1012 FTC_SBit *sbit,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1013 FTC_Node *anode );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1014
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1015
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1016 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1017 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1018 /* <Function> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1019 /* FTC_SBitCache_LookupScaler */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1020 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1021 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1022 /* A variant of @FTC_SBitCache_Lookup that uses an @FTC_ScalerRec */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1023 /* to specify the face ID and its size. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1024 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1025 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1026 /* cache :: A handle to the source sbit cache. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1027 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1028 /* scaler :: A pointer to the scaler descriptor. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1029 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1030 /* load_flags :: The corresponding load flags. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1031 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1032 /* gindex :: The glyph index. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1033 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1034 /* <Output> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1035 /* sbit :: A handle to a small bitmap descriptor. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1036 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1037 /* anode :: Used to return the address of of the corresponding */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1038 /* cache node after incrementing its reference count */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1039 /* (see note below). */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1040 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1041 /* <Return> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1042 /* FreeType error code. 0~means success. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1043 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1044 /* <Note> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1045 /* The small bitmap descriptor and its bit buffer are owned by the */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1046 /* cache and should never be freed by the application. They might */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1047 /* as well disappear from memory on the next cache lookup, so don't */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1048 /* treat them as persistent data. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1049 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1050 /* The descriptor's `buffer' field is set to~0 to indicate a missing */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1051 /* glyph bitmap. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1052 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1053 /* If `anode' is _not_ NULL, it receives the address of the cache */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1054 /* node containing the bitmap, after increasing its reference count. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1055 /* This ensures that the node (as well as the image) will always be */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1056 /* kept in the cache until you call @FTC_Node_Unref to `release' it. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1057 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1058 /* If `anode' is NULL, the cache node is left unchanged, which means */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1059 /* that the bitmap could be flushed out of the cache on the next */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1060 /* call to one of the caching sub-system APIs. Don't assume that it */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1061 /* is persistent! */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1062 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1063 FT_EXPORT( FT_Error )
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1064 FTC_SBitCache_LookupScaler( FTC_SBitCache cache,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1065 FTC_Scaler scaler,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1066 FT_ULong load_flags,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1067 FT_UInt gindex,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1068 FTC_SBit *sbit,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1069 FTC_Node *anode );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1070
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1071
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1072 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1073
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1074 #ifdef FT_CONFIG_OPTION_OLD_INTERNALS
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1075
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1076 /*@***********************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1077 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1078 /* <Struct> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1079 /* FTC_FontRec */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1080 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1081 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1082 /* A simple structure used to describe a given `font' to the cache */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1083 /* manager. Note that a `font' is the combination of a given face */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1084 /* with a given character size. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1085 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1086 /* <Fields> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1087 /* face_id :: The ID of the face to use. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1088 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1089 /* pix_width :: The character width in integer pixels. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1090 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1091 /* pix_height :: The character height in integer pixels. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1092 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1093 typedef struct FTC_FontRec_
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1094 {
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1095 FTC_FaceID face_id;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1096 FT_UShort pix_width;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1097 FT_UShort pix_height;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1098
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1099 } FTC_FontRec;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1100
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1101
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1102 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1103
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1104
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1105 #define FTC_FONT_COMPARE( f1, f2 ) \
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1106 ( (f1)->face_id == (f2)->face_id && \
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1107 (f1)->pix_width == (f2)->pix_width && \
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1108 (f1)->pix_height == (f2)->pix_height )
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1109
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1110 /* this macro is incompatible with LLP64, should not be used */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1111 #define FTC_FONT_HASH( f ) \
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1112 (FT_UInt32)( FTC_FACE_ID_HASH((f)->face_id) ^ \
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1113 ((f)->pix_width << 8) ^ \
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1114 ((f)->pix_height) )
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1115
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1116 typedef FTC_FontRec* FTC_Font;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1117
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1118
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1119 FT_EXPORT( FT_Error )
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1120 FTC_Manager_Lookup_Face( FTC_Manager manager,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1121 FTC_FaceID face_id,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1122 FT_Face *aface );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1123
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1124 FT_EXPORT( FT_Error )
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1125 FTC_Manager_Lookup_Size( FTC_Manager manager,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1126 FTC_Font font,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1127 FT_Face *aface,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1128 FT_Size *asize );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
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1129
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1130 #endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1131
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1132
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1133 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1134
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1135 FT_END_HEADER
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1136
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1137 #endif /* __FTCACHE_H__ */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1138
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1139
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1140 /* END */