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annotate freetype2/freetype/ftimage.h @ 1479:163220e54cc0 draft

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remove hard code for TaskLog
author Daichi TOMA <toma@cr.ie.u-ryukyu.ac.jp>
date Tue, 24 Jul 2012 17:15:15 +0900
parents a8ab91f49cac
children
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1 /***************************************************************************/
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2 /* */
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3 /* ftimage.h */
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4 /* */
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5 /* FreeType glyph image formats and default raster interface */
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6 /* (specification). */
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7 /* */
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8 /* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, */
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9 /* 2010 by */
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10 /* David Turner, Robert Wilhelm, and Werner Lemberg. */
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11 /* */
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12 /* This file is part of the FreeType project, and may only be used, */
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13 /* modified, and distributed under the terms of the FreeType project */
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14 /* license, LICENSE.TXT. By continuing to use, modify, or distribute */
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15 /* this file you indicate that you have read the license and */
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16 /* understand and accept it fully. */
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17 /* */
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18 /***************************************************************************/
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19
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20 /*************************************************************************/
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21 /* */
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22 /* Note: A `raster' is simply a scan-line converter, used to render */
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23 /* FT_Outlines into FT_Bitmaps. */
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24 /* */
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25 /*************************************************************************/
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26
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27
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28 #ifndef __FTIMAGE_H__
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29 #define __FTIMAGE_H__
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31
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32 /* _STANDALONE_ is from ftgrays.c */
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33 #ifndef _STANDALONE_
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34 #include <ft2build.h>
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35 #endif
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36
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37
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38 FT_BEGIN_HEADER
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39
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40
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41 /*************************************************************************/
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42 /* */
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43 /* <Section> */
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44 /* basic_types */
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45 /* */
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46 /*************************************************************************/
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47
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48
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49 /*************************************************************************/
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50 /* */
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51 /* <Type> */
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52 /* FT_Pos */
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53 /* */
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54 /* <Description> */
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55 /* The type FT_Pos is used to store vectorial coordinates. Depending */
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56 /* on the context, these can represent distances in integer font */
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57 /* units, or 16.16, or 26.6 fixed float pixel coordinates. */
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58 /* */
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59 typedef signed long FT_Pos;
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60
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61
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62 /*************************************************************************/
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63 /* */
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64 /* <Struct> */
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65 /* FT_Vector */
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66 /* */
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67 /* <Description> */
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68 /* A simple structure used to store a 2D vector; coordinates are of */
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69 /* the FT_Pos type. */
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70 /* */
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71 /* <Fields> */
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72 /* x :: The horizontal coordinate. */
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73 /* y :: The vertical coordinate. */
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74 /* */
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75 typedef struct FT_Vector_
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76 {
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77 FT_Pos x;
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78 FT_Pos y;
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79
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80 } FT_Vector;
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81
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82
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83 /*************************************************************************/
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84 /* */
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85 /* <Struct> */
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86 /* FT_BBox */
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87 /* */
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88 /* <Description> */
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89 /* A structure used to hold an outline's bounding box, i.e., the */
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90 /* coordinates of its extrema in the horizontal and vertical */
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91 /* directions. */
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92 /* */
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93 /* <Fields> */
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94 /* xMin :: The horizontal minimum (left-most). */
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95 /* */
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96 /* yMin :: The vertical minimum (bottom-most). */
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97 /* */
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98 /* xMax :: The horizontal maximum (right-most). */
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99 /* */
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100 /* yMax :: The vertical maximum (top-most). */
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101 /* */
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102 /* <Note> */
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103 /* The bounding box is specified with the coordinates of the lower */
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104 /* left and the upper right corner. In PostScript, those values are */
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105 /* often called (llx,lly) and (urx,ury), respectively. */
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106 /* */
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107 /* If `yMin' is negative, this value gives the glyph's descender. */
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108 /* Otherwise, the glyph doesn't descend below the baseline. */
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109 /* Similarly, if `ymax' is positive, this value gives the glyph's */
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110 /* ascender. */
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111 /* */
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112 /* `xMin' gives the horizontal distance from the glyph's origin to */
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113 /* the left edge of the glyph's bounding box. If `xMin' is negative, */
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114 /* the glyph extends to the left of the origin. */
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115 /* */
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116 typedef struct FT_BBox_
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117 {
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118 FT_Pos xMin, yMin;
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119 FT_Pos xMax, yMax;
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120
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121 } FT_BBox;
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122
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123
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124 /*************************************************************************/
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125 /* */
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126 /* <Enum> */
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127 /* FT_Pixel_Mode */
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128 /* */
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129 /* <Description> */
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130 /* An enumeration type used to describe the format of pixels in a */
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131 /* given bitmap. Note that additional formats may be added in the */
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132 /* future. */
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133 /* */
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134 /* <Values> */
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135 /* FT_PIXEL_MODE_NONE :: */
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136 /* Value~0 is reserved. */
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137 /* */
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138 /* FT_PIXEL_MODE_MONO :: */
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139 /* A monochrome bitmap, using 1~bit per pixel. Note that pixels */
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140 /* are stored in most-significant order (MSB), which means that */
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141 /* the left-most pixel in a byte has value 128. */
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142 /* */
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143 /* FT_PIXEL_MODE_GRAY :: */
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144 /* An 8-bit bitmap, generally used to represent anti-aliased glyph */
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145 /* images. Each pixel is stored in one byte. Note that the number */
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146 /* of `gray' levels is stored in the `num_grays' field of the */
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147 /* @FT_Bitmap structure (it generally is 256). */
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148 /* */
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149 /* FT_PIXEL_MODE_GRAY2 :: */
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150 /* A 2-bit per pixel bitmap, used to represent embedded */
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151 /* anti-aliased bitmaps in font files according to the OpenType */
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152 /* specification. We haven't found a single font using this */
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153 /* format, however. */
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154 /* */
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155 /* FT_PIXEL_MODE_GRAY4 :: */
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156 /* A 4-bit per pixel bitmap, representing embedded anti-aliased */
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157 /* bitmaps in font files according to the OpenType specification. */
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158 /* We haven't found a single font using this format, however. */
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159 /* */
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160 /* FT_PIXEL_MODE_LCD :: */
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161 /* An 8-bit bitmap, representing RGB or BGR decimated glyph images */
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162 /* used for display on LCD displays; the bitmap is three times */
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163 /* wider than the original glyph image. See also */
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164 /* @FT_RENDER_MODE_LCD. */
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165 /* */
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166 /* FT_PIXEL_MODE_LCD_V :: */
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167 /* An 8-bit bitmap, representing RGB or BGR decimated glyph images */
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168 /* used for display on rotated LCD displays; the bitmap is three */
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169 /* times taller than the original glyph image. See also */
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170 /* @FT_RENDER_MODE_LCD_V. */
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171 /* */
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172 typedef enum FT_Pixel_Mode_
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173 {
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174 FT_PIXEL_MODE_NONE = 0,
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175 FT_PIXEL_MODE_MONO,
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176 FT_PIXEL_MODE_GRAY,
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177 FT_PIXEL_MODE_GRAY2,
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178 FT_PIXEL_MODE_GRAY4,
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179 FT_PIXEL_MODE_LCD,
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180 FT_PIXEL_MODE_LCD_V,
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181
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182 FT_PIXEL_MODE_MAX /* do not remove */
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183
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184 } FT_Pixel_Mode;
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185
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186
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187 /*************************************************************************/
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188 /* */
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189 /* <Enum> */
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190 /* ft_pixel_mode_xxx */
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191 /* */
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192 /* <Description> */
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193 /* A list of deprecated constants. Use the corresponding */
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194 /* @FT_Pixel_Mode values instead. */
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195 /* */
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196 /* <Values> */
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197 /* ft_pixel_mode_none :: See @FT_PIXEL_MODE_NONE. */
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198 /* ft_pixel_mode_mono :: See @FT_PIXEL_MODE_MONO. */
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199 /* ft_pixel_mode_grays :: See @FT_PIXEL_MODE_GRAY. */
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200 /* ft_pixel_mode_pal2 :: See @FT_PIXEL_MODE_GRAY2. */
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201 /* ft_pixel_mode_pal4 :: See @FT_PIXEL_MODE_GRAY4. */
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202 /* */
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203 #define ft_pixel_mode_none FT_PIXEL_MODE_NONE
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204 #define ft_pixel_mode_mono FT_PIXEL_MODE_MONO
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205 #define ft_pixel_mode_grays FT_PIXEL_MODE_GRAY
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206 #define ft_pixel_mode_pal2 FT_PIXEL_MODE_GRAY2
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207 #define ft_pixel_mode_pal4 FT_PIXEL_MODE_GRAY4
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208
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209 /* */
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210
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211 #if 0
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212
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213 /*************************************************************************/
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214 /* */
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215 /* <Enum> */
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216 /* FT_Palette_Mode */
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217 /* */
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218 /* <Description> */
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219 /* THIS TYPE IS DEPRECATED. DO NOT USE IT! */
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220 /* */
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221 /* An enumeration type to describe the format of a bitmap palette, */
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222 /* used with ft_pixel_mode_pal4 and ft_pixel_mode_pal8. */
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223 /* */
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224 /* <Values> */
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225 /* ft_palette_mode_rgb :: The palette is an array of 3-byte RGB */
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226 /* records. */
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227 /* */
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228 /* ft_palette_mode_rgba :: The palette is an array of 4-byte RGBA */
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229 /* records. */
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230 /* */
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231 /* <Note> */
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232 /* As ft_pixel_mode_pal2, pal4 and pal8 are currently unused by */
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233 /* FreeType, these types are not handled by the library itself. */
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234 /* */
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235 typedef enum FT_Palette_Mode_
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236 {
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237 ft_palette_mode_rgb = 0,
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238 ft_palette_mode_rgba,
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239
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240 ft_palette_mode_max /* do not remove */
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241
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242 } FT_Palette_Mode;
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243
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244 /* */
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245
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246 #endif
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247
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248
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249 /*************************************************************************/
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250 /* */
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251 /* <Struct> */
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252 /* FT_Bitmap */
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253 /* */
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254 /* <Description> */
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255 /* A structure used to describe a bitmap or pixmap to the raster. */
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256 /* Note that we now manage pixmaps of various depths through the */
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257 /* `pixel_mode' field. */
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258 /* */
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259 /* <Fields> */
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260 /* rows :: The number of bitmap rows. */
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261 /* */
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262 /* width :: The number of pixels in bitmap row. */
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263 /* */
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264 /* pitch :: The pitch's absolute value is the number of bytes */
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265 /* taken by one bitmap row, including padding. */
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266 /* However, the pitch is positive when the bitmap has */
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267 /* a `down' flow, and negative when it has an `up' */
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268 /* flow. In all cases, the pitch is an offset to add */
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269 /* to a bitmap pointer in order to go down one row. */
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270 /* */
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271 /* Note that `padding' means the alignment of a */
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272 /* bitmap to a byte border, and FreeType functions */
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273 /* normally align to the smallest possible integer */
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274 /* value. */
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275 /* */
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276 /* For the B/W rasterizer, `pitch' is always an even */
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277 /* number. */
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278 /* */
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279 /* To change the pitch of a bitmap (say, to make it a */
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280 /* multiple of 4), use @FT_Bitmap_Convert. */
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281 /* Alternatively, you might use callback functions to */
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282 /* directly render to the application's surface; see */
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283 /* the file `example2.cpp' in the tutorial for a */
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284 /* demonstration. */
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285 /* */
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286 /* buffer :: A typeless pointer to the bitmap buffer. This */
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287 /* value should be aligned on 32-bit boundaries in */
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288 /* most cases. */
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289 /* */
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290 /* num_grays :: This field is only used with */
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291 /* @FT_PIXEL_MODE_GRAY; it gives the number of gray */
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292 /* levels used in the bitmap. */
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293 /* */
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294 /* pixel_mode :: The pixel mode, i.e., how pixel bits are stored. */
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295 /* See @FT_Pixel_Mode for possible values. */
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296 /* */
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297 /* palette_mode :: This field is intended for paletted pixel modes; */
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298 /* it indicates how the palette is stored. Not */
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299 /* used currently. */
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300 /* */
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301 /* palette :: A typeless pointer to the bitmap palette; this */
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302 /* field is intended for paletted pixel modes. Not */
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303 /* used currently. */
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304 /* */
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305 /* <Note> */
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306 /* For now, the only pixel modes supported by FreeType are mono and */
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307 /* grays. However, drivers might be added in the future to support */
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308 /* more `colorful' options. */
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309 /* */
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310 typedef struct FT_Bitmap_
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311 {
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312 int rows;
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313 int width;
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314 int pitch;
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315 unsigned char* buffer;
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316 short num_grays;
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317 char pixel_mode;
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318 char palette_mode;
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319 void* palette;
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320
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321 } FT_Bitmap;
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322
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323
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324 /*************************************************************************/
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325 /* */
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326 /* <Section> */
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327 /* outline_processing */
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328 /* */
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329 /*************************************************************************/
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330
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331
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332 /*************************************************************************/
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333 /* */
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334 /* <Struct> */
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335 /* FT_Outline */
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336 /* */
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337 /* <Description> */
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338 /* This structure is used to describe an outline to the scan-line */
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339 /* converter. */
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340 /* */
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341 /* <Fields> */
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342 /* n_contours :: The number of contours in the outline. */
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343 /* */
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344 /* n_points :: The number of points in the outline. */
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345 /* */
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346 /* points :: A pointer to an array of `n_points' @FT_Vector */
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347 /* elements, giving the outline's point coordinates. */
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348 /* */
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349 /* tags :: A pointer to an array of `n_points' chars, giving */
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350 /* each outline point's type. */
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351 /* */
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352 /* If bit~0 is unset, the point is `off' the curve, */
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353 /* i.e., a Bézier control point, while it is `on' if */
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354 /* set. */
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355 /* */
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356 /* Bit~1 is meaningful for `off' points only. If set, */
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357 /* it indicates a third-order Bézier arc control point; */
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358 /* and a second-order control point if unset. */
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359 /* */
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360 /* If bit~2 is set, bits 5-7 contain the drop-out mode */
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361 /* (as defined in the OpenType specification; the value */
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362 /* is the same as the argument to the SCANMODE */
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363 /* instruction). */
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364 /* */
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365 /* Bits 3 and~4 are reserved for internal purposes. */
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366 /* */
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367 /* contours :: An array of `n_contours' shorts, giving the end */
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368 /* point of each contour within the outline. For */
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369 /* example, the first contour is defined by the points */
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370 /* `0' to `contours[0]', the second one is defined by */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
371 /* the points `contours[0]+1' to `contours[1]', etc. */
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 /* flags :: A set of bit flags used to characterize the outline */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
374 /* and give hints to the scan-converter and hinter on */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
375 /* how to convert/grid-fit it. See @FT_OUTLINE_FLAGS. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
376 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
377 /* <Note> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
378 /* The B/W rasterizer only checks bit~2 in the `tags' array for the */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
379 /* first point of each contour. The drop-out mode as given with */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
380 /* @FT_OUTLINE_IGNORE_DROPOUTS, @FT_OUTLINE_SMART_DROPOUTS, and */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
381 /* @FT_OUTLINE_INCLUDE_STUBS in `flags' is then overridden. */
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 typedef struct FT_Outline_
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
384 {
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
385 short n_contours; /* number of contours in glyph */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
386 short n_points; /* number of points in the glyph */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
387
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
388 FT_Vector* points; /* the outline's points */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
389 char* tags; /* the points flags */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
390 short* contours; /* the contour end points */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
391
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
392 int flags; /* outline masks */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
393
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
394 } FT_Outline;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
395
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
396 /* Following limits must be consistent with */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
397 /* FT_Outline.{n_contours,n_points} */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
398 #define FT_OUTLINE_CONTOURS_MAX SHRT_MAX
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
399 #define FT_OUTLINE_POINTS_MAX SHRT_MAX
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
400
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
401
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
402 /*************************************************************************/
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 /* <Enum> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
405 /* FT_OUTLINE_FLAGS */
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 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
408 /* A list of bit-field constants use for the flags in an outline's */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
409 /* `flags' field. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
410 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
411 /* <Values> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
412 /* FT_OUTLINE_NONE :: */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
413 /* Value~0 is reserved. */
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 /* FT_OUTLINE_OWNER :: */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
416 /* If set, this flag indicates that the outline's field arrays */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
417 /* (i.e., `points', `flags', and `contours') are `owned' by the */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
418 /* outline object, and should thus be freed when it is destroyed. */
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 /* FT_OUTLINE_EVEN_ODD_FILL :: */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
421 /* By default, outlines are filled using the non-zero winding rule. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
422 /* If set to 1, the outline will be filled using the even-odd fill */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
423 /* rule (only works with the smooth rasterizer). */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
424 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
425 /* FT_OUTLINE_REVERSE_FILL :: */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
426 /* By default, outside contours of an outline are oriented in */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
427 /* clock-wise direction, as defined in the TrueType specification. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
428 /* This flag is set if the outline uses the opposite direction */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
429 /* (typically for Type~1 fonts). This flag is ignored by the scan */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
430 /* converter. */
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 /* FT_OUTLINE_IGNORE_DROPOUTS :: */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
433 /* By default, the scan converter will try to detect drop-outs in */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
434 /* an outline and correct the glyph bitmap to ensure consistent */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
435 /* shape continuity. If set, this flag hints the scan-line */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
436 /* converter to ignore such cases. See below for more information. */
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 /* FT_OUTLINE_SMART_DROPOUTS :: */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
439 /* Select smart dropout control. If unset, use simple dropout */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
440 /* control. Ignored if @FT_OUTLINE_IGNORE_DROPOUTS is set. See */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
441 /* below for more information. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
442 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
443 /* FT_OUTLINE_INCLUDE_STUBS :: */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
444 /* If set, turn pixels on for `stubs', otherwise exclude them. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
445 /* Ignored if @FT_OUTLINE_IGNORE_DROPOUTS is set. See below for */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
446 /* more information. */
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 /* FT_OUTLINE_HIGH_PRECISION :: */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
449 /* This flag indicates that the scan-line converter should try to */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
450 /* convert this outline to bitmaps with the highest possible */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
451 /* quality. It is typically set for small character sizes. Note */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
452 /* that this is only a hint that might be completely ignored by a */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
453 /* given scan-converter. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
454 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
455 /* FT_OUTLINE_SINGLE_PASS :: */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
456 /* This flag is set to force a given scan-converter to only use a */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
457 /* single pass over the outline to render a bitmap glyph image. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
458 /* Normally, it is set for very large character sizes. It is only */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
459 /* a hint that might be completely ignored by a given */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
460 /* scan-converter. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
461 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
462 /* <Note> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
463 /* The flags @FT_OUTLINE_IGNORE_DROPOUTS, @FT_OUTLINE_SMART_DROPOUTS, */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
464 /* and @FT_OUTLINE_INCLUDE_STUBS are ignored by the smooth */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
465 /* rasterizer. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
466 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
467 /* There exists a second mechanism to pass the drop-out mode to the */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
468 /* B/W rasterizer; see the `tags' field in @FT_Outline. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
469 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
470 /* Please refer to the description of the `SCANTYPE' instruction in */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
471 /* the OpenType specification (in file `ttinst1.doc') how simple */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
472 /* drop-outs, smart drop-outs, and stubs are defined. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
473 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
474 #define FT_OUTLINE_NONE 0x0
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
475 #define FT_OUTLINE_OWNER 0x1
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
476 #define FT_OUTLINE_EVEN_ODD_FILL 0x2
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
477 #define FT_OUTLINE_REVERSE_FILL 0x4
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
478 #define FT_OUTLINE_IGNORE_DROPOUTS 0x8
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
479 #define FT_OUTLINE_SMART_DROPOUTS 0x10
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
480 #define FT_OUTLINE_INCLUDE_STUBS 0x20
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
481
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
482 #define FT_OUTLINE_HIGH_PRECISION 0x100
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
483 #define FT_OUTLINE_SINGLE_PASS 0x200
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
484
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
485
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 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
488 * @enum:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
489 * ft_outline_flags
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
490 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
491 * @description:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
492 * These constants are deprecated. Please use the corresponding
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
493 * @FT_OUTLINE_FLAGS values.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
494 *
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
495 * @values:
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
496 * ft_outline_none :: See @FT_OUTLINE_NONE.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
497 * ft_outline_owner :: See @FT_OUTLINE_OWNER.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
498 * ft_outline_even_odd_fill :: See @FT_OUTLINE_EVEN_ODD_FILL.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
499 * ft_outline_reverse_fill :: See @FT_OUTLINE_REVERSE_FILL.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
500 * ft_outline_ignore_dropouts :: See @FT_OUTLINE_IGNORE_DROPOUTS.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
501 * ft_outline_high_precision :: See @FT_OUTLINE_HIGH_PRECISION.
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
502 * ft_outline_single_pass :: See @FT_OUTLINE_SINGLE_PASS.
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 #define ft_outline_none FT_OUTLINE_NONE
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
505 #define ft_outline_owner FT_OUTLINE_OWNER
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
506 #define ft_outline_even_odd_fill FT_OUTLINE_EVEN_ODD_FILL
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
507 #define ft_outline_reverse_fill FT_OUTLINE_REVERSE_FILL
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
508 #define ft_outline_ignore_dropouts FT_OUTLINE_IGNORE_DROPOUTS
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
509 #define ft_outline_high_precision FT_OUTLINE_HIGH_PRECISION
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
510 #define ft_outline_single_pass FT_OUTLINE_SINGLE_PASS
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 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
513
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
514 #define FT_CURVE_TAG( flag ) ( flag & 3 )
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
515
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
516 #define FT_CURVE_TAG_ON 1
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
517 #define FT_CURVE_TAG_CONIC 0
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
518 #define FT_CURVE_TAG_CUBIC 2
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
519
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
520 #define FT_CURVE_TAG_HAS_SCANMODE 4
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 #define FT_CURVE_TAG_TOUCH_X 8 /* reserved for the TrueType hinter */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
523 #define FT_CURVE_TAG_TOUCH_Y 16 /* reserved for the TrueType hinter */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
524
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
525 #define FT_CURVE_TAG_TOUCH_BOTH ( FT_CURVE_TAG_TOUCH_X | \
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
526 FT_CURVE_TAG_TOUCH_Y )
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
527
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
528 #define FT_Curve_Tag_On FT_CURVE_TAG_ON
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
529 #define FT_Curve_Tag_Conic FT_CURVE_TAG_CONIC
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
530 #define FT_Curve_Tag_Cubic FT_CURVE_TAG_CUBIC
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
531 #define FT_Curve_Tag_Touch_X FT_CURVE_TAG_TOUCH_X
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
532 #define FT_Curve_Tag_Touch_Y FT_CURVE_TAG_TOUCH_Y
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
533
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
534
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 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
537 /* <FuncType> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
538 /* FT_Outline_MoveToFunc */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
539 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
540 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
541 /* A function pointer type used to describe the signature of a `move */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
542 /* to' function during outline walking/decomposition. */
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 /* A `move to' is emitted to start a new contour in an outline. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
545 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
546 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
547 /* to :: A pointer to the target point of the `move to'. */
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 /* user :: A typeless pointer which is passed from the caller of the */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
550 /* decomposition function. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
551 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
552 /* <Return> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
553 /* Error code. 0~means success. */
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 typedef int
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
556 (*FT_Outline_MoveToFunc)( const FT_Vector* to,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
557 void* user );
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 #define FT_Outline_MoveTo_Func FT_Outline_MoveToFunc
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 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
564 /* <FuncType> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
565 /* FT_Outline_LineToFunc */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
566 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
567 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
568 /* A function pointer type used to describe the signature of a `line */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
569 /* to' function during outline walking/decomposition. */
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 /* A `line to' is emitted to indicate a segment in the outline. */
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 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
574 /* to :: A pointer to the target point of the `line to'. */
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 /* user :: A typeless pointer which is passed from the caller of the */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
577 /* decomposition function. */
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 /* <Return> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
580 /* Error code. 0~means success. */
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 typedef int
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
583 (*FT_Outline_LineToFunc)( const FT_Vector* to,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
584 void* user );
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 #define FT_Outline_LineTo_Func FT_Outline_LineToFunc
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
587
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
588
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 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
591 /* <FuncType> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
592 /* FT_Outline_ConicToFunc */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
593 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
594 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
595 /* A function pointer type used to describe the signature of a `conic */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
596 /* to' function during outline walking or decomposition. */
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 /* A `conic to' is emitted to indicate a second-order Bézier arc in */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
599 /* the outline. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
600 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
601 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
602 /* control :: An intermediate control point between the last position */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
603 /* and the new target in `to'. */
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 /* to :: A pointer to the target end point of the conic arc. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
606 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
607 /* user :: A typeless pointer which is passed from the caller of */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
608 /* the decomposition function. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
609 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
610 /* <Return> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
611 /* Error code. 0~means success. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
612 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
613 typedef int
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
614 (*FT_Outline_ConicToFunc)( const FT_Vector* control,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
615 const FT_Vector* to,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
616 void* user );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
617
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
618 #define FT_Outline_ConicTo_Func FT_Outline_ConicToFunc
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
619
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
620
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
621 /*************************************************************************/
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 /* <FuncType> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
624 /* FT_Outline_CubicToFunc */
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 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
627 /* A function pointer type used to describe the signature of a `cubic */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
628 /* to' function during outline walking or decomposition. */
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 /* A `cubic to' is emitted to indicate a third-order Bézier arc. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
631 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
632 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
633 /* control1 :: A pointer to the first Bézier control point. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
634 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
635 /* control2 :: A pointer to the second Bézier control point. */
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 /* to :: A pointer to the target end point. */
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 /* user :: A typeless pointer which is passed from the caller of */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
640 /* the decomposition function. */
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 /* <Return> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
643 /* Error code. 0~means success. */
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 typedef int
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
646 (*FT_Outline_CubicToFunc)( const FT_Vector* control1,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
647 const FT_Vector* control2,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
648 const FT_Vector* to,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
649 void* user );
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 #define FT_Outline_CubicTo_Func FT_Outline_CubicToFunc
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 /* <Struct> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
657 /* FT_Outline_Funcs */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
658 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
659 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
660 /* A structure to hold various function pointers used during outline */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
661 /* decomposition in order to emit segments, conic, and cubic Béziers. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
662 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
663 /* <Fields> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
664 /* move_to :: The `move to' emitter. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
665 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
666 /* line_to :: The segment emitter. */
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 /* conic_to :: The second-order Bézier arc emitter. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
669 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
670 /* cubic_to :: The third-order Bézier arc emitter. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
671 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
672 /* shift :: The shift that is applied to coordinates before they */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
673 /* are sent to the emitter. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
674 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
675 /* delta :: The delta that is applied to coordinates before they */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
676 /* are sent to the emitter, but after the shift. */
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 /* <Note> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
679 /* The point coordinates sent to the emitters are the transformed */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
680 /* version of the original coordinates (this is important for high */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
681 /* accuracy during scan-conversion). The transformation is simple: */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
682 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
683 /* { */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
684 /* x' = (x << shift) - delta */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
685 /* y' = (x << shift) - delta */
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 /* Set the values of `shift' and `delta' to~0 to get the original */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
689 /* point coordinates. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
690 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
691 typedef struct FT_Outline_Funcs_
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 FT_Outline_MoveToFunc move_to;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
694 FT_Outline_LineToFunc line_to;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
695 FT_Outline_ConicToFunc conic_to;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
696 FT_Outline_CubicToFunc cubic_to;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
697
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
698 int shift;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
699 FT_Pos delta;
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 } FT_Outline_Funcs;
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
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
704 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
705 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
706 /* <Section> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
707 /* basic_types */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
708 /* */
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
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 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
713 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
714 /* <Macro> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
715 /* FT_IMAGE_TAG */
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 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
718 /* This macro converts four-letter tags to an unsigned long type. */
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 /* <Note> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
721 /* Since many 16-bit compilers don't like 32-bit enumerations, you */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
722 /* should redefine this macro in case of problems to something like */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
723 /* this: */
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 /* { */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
726 /* #define FT_IMAGE_TAG( value, _x1, _x2, _x3, _x4 ) value */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
727 /* } */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
728 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
729 /* to get a simple enumeration without assigning special numbers. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
730 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
731 #ifndef FT_IMAGE_TAG
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
732 #define FT_IMAGE_TAG( value, _x1, _x2, _x3, _x4 ) \
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
733 value = ( ( (unsigned long)_x1 << 24 ) | \
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
734 ( (unsigned long)_x2 << 16 ) | \
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
735 ( (unsigned long)_x3 << 8 ) | \
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
736 (unsigned long)_x4 )
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
737 #endif /* FT_IMAGE_TAG */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
738
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
739
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 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
742 /* <Enum> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
743 /* FT_Glyph_Format */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
744 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
745 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
746 /* An enumeration type used to describe the format of a given glyph */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
747 /* image. Note that this version of FreeType only supports two image */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
748 /* formats, even though future font drivers will be able to register */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
749 /* their own format. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
750 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
751 /* <Values> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
752 /* FT_GLYPH_FORMAT_NONE :: */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
753 /* The value~0 is reserved. */
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 /* FT_GLYPH_FORMAT_COMPOSITE :: */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
756 /* The glyph image is a composite of several other images. This */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
757 /* format is _only_ used with @FT_LOAD_NO_RECURSE, and is used to */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
758 /* report compound glyphs (like accented characters). */
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 /* FT_GLYPH_FORMAT_BITMAP :: */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
761 /* The glyph image is a bitmap, and can be described as an */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
762 /* @FT_Bitmap. You generally need to access the `bitmap' field of */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
763 /* the @FT_GlyphSlotRec structure to read it. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
764 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
765 /* FT_GLYPH_FORMAT_OUTLINE :: */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
766 /* The glyph image is a vectorial outline made of line segments */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
767 /* and Bézier arcs; it can be described as an @FT_Outline; you */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
768 /* generally want to access the `outline' field of the */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
769 /* @FT_GlyphSlotRec structure to read it. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
770 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
771 /* FT_GLYPH_FORMAT_PLOTTER :: */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
772 /* The glyph image is a vectorial path with no inside and outside */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
773 /* contours. Some Type~1 fonts, like those in the Hershey family, */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
774 /* contain glyphs in this format. These are described as */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
775 /* @FT_Outline, but FreeType isn't currently capable of rendering */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
776 /* them correctly. */
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 typedef enum FT_Glyph_Format_
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
779 {
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
780 FT_IMAGE_TAG( FT_GLYPH_FORMAT_NONE, 0, 0, 0, 0 ),
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
781
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
782 FT_IMAGE_TAG( FT_GLYPH_FORMAT_COMPOSITE, 'c', 'o', 'm', 'p' ),
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
783 FT_IMAGE_TAG( FT_GLYPH_FORMAT_BITMAP, 'b', 'i', 't', 's' ),
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
784 FT_IMAGE_TAG( FT_GLYPH_FORMAT_OUTLINE, 'o', 'u', 't', 'l' ),
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
785 FT_IMAGE_TAG( FT_GLYPH_FORMAT_PLOTTER, 'p', 'l', 'o', 't' )
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
786
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
787 } FT_Glyph_Format;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
788
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
789
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
790 /*************************************************************************/
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 /* <Enum> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
793 /* ft_glyph_format_xxx */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
794 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
795 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
796 /* A list of deprecated constants. Use the corresponding */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
797 /* @FT_Glyph_Format values instead. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
798 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
799 /* <Values> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
800 /* ft_glyph_format_none :: See @FT_GLYPH_FORMAT_NONE. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
801 /* ft_glyph_format_composite :: See @FT_GLYPH_FORMAT_COMPOSITE. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
802 /* ft_glyph_format_bitmap :: See @FT_GLYPH_FORMAT_BITMAP. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
803 /* ft_glyph_format_outline :: See @FT_GLYPH_FORMAT_OUTLINE. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
804 /* ft_glyph_format_plotter :: See @FT_GLYPH_FORMAT_PLOTTER. */
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 #define ft_glyph_format_none FT_GLYPH_FORMAT_NONE
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
807 #define ft_glyph_format_composite FT_GLYPH_FORMAT_COMPOSITE
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
808 #define ft_glyph_format_bitmap FT_GLYPH_FORMAT_BITMAP
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
809 #define ft_glyph_format_outline FT_GLYPH_FORMAT_OUTLINE
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
810 #define ft_glyph_format_plotter FT_GLYPH_FORMAT_PLOTTER
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
811
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
812
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 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
815 /*************************************************************************/
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 /***** R A S T E R D E F I N I T I O N S *****/
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 /*************************************************************************/
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 /*************************************************************************/
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
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
824 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
825 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
826 /* A raster is a scan converter, in charge of rendering an outline into */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
827 /* a a bitmap. This section contains the public API for rasters. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
828 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
829 /* Note that in FreeType 2, all rasters are now encapsulated within */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
830 /* specific modules called `renderers'. See `freetype/ftrender.h' for */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
831 /* more details on renderers. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
832 /* */
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
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
835
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
836 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
837 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
838 /* <Section> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
839 /* raster */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
840 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
841 /* <Title> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
842 /* Scanline Converter */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
843 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
844 /* <Abstract> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
845 /* How vectorial outlines are converted into bitmaps and pixmaps. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
846 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
847 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
848 /* This section contains technical definitions. */
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 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
851
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 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
854 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
855 /* <Type> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
856 /* FT_Raster */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
857 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
858 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
859 /* A handle (pointer) to a raster object. Each object can be used */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
860 /* independently to convert an outline into a bitmap or pixmap. */
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 typedef struct FT_RasterRec_* FT_Raster;
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
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
865 /*************************************************************************/
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 /* <Struct> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
868 /* FT_Span */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
869 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
870 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
871 /* A structure used to model a single span of gray (or black) pixels */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
872 /* when rendering a monochrome or anti-aliased bitmap. */
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 /* <Fields> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
875 /* x :: The span's horizontal start position. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
876 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
877 /* len :: The span's length in pixels. */
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 /* coverage :: The span color/coverage, ranging from 0 (background) */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
880 /* to 255 (foreground). Only used for anti-aliased */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
881 /* rendering. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
882 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
883 /* <Note> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
884 /* This structure is used by the span drawing callback type named */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
885 /* @FT_SpanFunc which takes the y~coordinate of the span as a */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
886 /* a parameter. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
887 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
888 /* The coverage value is always between 0 and 255. If you want less */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
889 /* gray values, the callback function has to reduce them. */
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 typedef struct FT_Span_
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
892 {
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
893 short x;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
894 unsigned short len;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
895 unsigned char coverage;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
896
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
897 } FT_Span;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
898
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 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
901 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
902 /* <FuncType> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
903 /* FT_SpanFunc */
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 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
906 /* A function used as a call-back by the anti-aliased renderer in */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
907 /* order to let client applications draw themselves the gray pixel */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
908 /* spans on each scan line. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
909 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
910 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
911 /* y :: The scanline's y~coordinate. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
912 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
913 /* count :: The number of spans to draw on this scanline. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
914 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
915 /* spans :: A table of `count' spans to draw on the scanline. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
916 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
917 /* user :: User-supplied data that is passed to the callback. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
918 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
919 /* <Note> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
920 /* This callback allows client applications to directly render the */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
921 /* gray spans of the anti-aliased bitmap to any kind of surfaces. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
922 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
923 /* This can be used to write anti-aliased outlines directly to a */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
924 /* given background bitmap, and even perform translucency. */
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 /* Note that the `count' field cannot be greater than a fixed value */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
927 /* defined by the `FT_MAX_GRAY_SPANS' configuration macro in */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
928 /* `ftoption.h'. By default, this value is set to~32, which means */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
929 /* that if there are more than 32~spans on a given scanline, the */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
930 /* callback is called several times with the same `y' parameter in */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
931 /* order to draw all callbacks. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
932 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
933 /* Otherwise, the callback is only called once per scan-line, and */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
934 /* only for those scanlines that do have `gray' pixels on them. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
935 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
936 typedef void
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
937 (*FT_SpanFunc)( int y,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
938 int count,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
939 const FT_Span* spans,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
940 void* user );
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 #define FT_Raster_Span_Func FT_SpanFunc
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
943
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
944
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 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
947 /* <FuncType> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
948 /* FT_Raster_BitTest_Func */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
949 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
950 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
951 /* THIS TYPE IS DEPRECATED. DO NOT USE IT. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
952 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
953 /* A function used as a call-back by the monochrome scan-converter */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
954 /* to test whether a given target pixel is already set to the drawing */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
955 /* `color'. These tests are crucial to implement drop-out control */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
956 /* per-se the TrueType spec. */
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 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
959 /* y :: The pixel's y~coordinate. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
960 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
961 /* x :: The pixel's x~coordinate. */
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 /* user :: User-supplied data that is passed to the callback. */
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 /* <Return> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
966 /* 1~if the pixel is `set', 0~otherwise. */
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 typedef int
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
969 (*FT_Raster_BitTest_Func)( int y,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
970 int x,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
971 void* user );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
972
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
973
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 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
976 /* <FuncType> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
977 /* FT_Raster_BitSet_Func */
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 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
980 /* THIS TYPE IS DEPRECATED. DO NOT USE IT. */
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 /* A function used as a call-back by the monochrome scan-converter */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
983 /* to set an individual target pixel. This is crucial to implement */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
984 /* drop-out control according to the TrueType specification. */
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 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
987 /* y :: The pixel's y~coordinate. */
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 /* x :: The pixel's x~coordinate. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
990 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
991 /* user :: User-supplied data that is passed to the callback. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
992 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
993 /* <Return> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
994 /* 1~if the pixel is `set', 0~otherwise. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
995 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
996 typedef void
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
997 (*FT_Raster_BitSet_Func)( int y,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
998 int x,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
999 void* user );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1000
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1001
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 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1004 /* <Enum> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1005 /* FT_RASTER_FLAG_XXX */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1006 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1007 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1008 /* A list of bit flag constants as used in the `flags' field of a */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1009 /* @FT_Raster_Params structure. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1010 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1011 /* <Values> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1012 /* FT_RASTER_FLAG_DEFAULT :: This value is 0. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1013 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1014 /* FT_RASTER_FLAG_AA :: This flag is set to indicate that an */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1015 /* anti-aliased glyph image should be */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1016 /* generated. Otherwise, it will be */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1017 /* monochrome (1-bit). */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1018 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1019 /* FT_RASTER_FLAG_DIRECT :: This flag is set to indicate direct */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1020 /* rendering. In this mode, client */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1021 /* applications must provide their own span */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1022 /* callback. This lets them directly */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1023 /* draw or compose over an existing bitmap. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1024 /* If this bit is not set, the target */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1025 /* pixmap's buffer _must_ be zeroed before */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1026 /* rendering. */
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 /* Note that for now, direct rendering is */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1029 /* only possible with anti-aliased glyphs. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1030 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1031 /* FT_RASTER_FLAG_CLIP :: This flag is only used in direct */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1032 /* rendering mode. If set, the output will */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1033 /* be clipped to a box specified in the */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1034 /* `clip_box' field of the */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1035 /* @FT_Raster_Params structure. */
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 /* Note that by default, the glyph bitmap */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1038 /* is clipped to the target pixmap, except */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1039 /* in direct rendering mode where all spans */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1040 /* are generated if no clipping box is set. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1041 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1042 #define FT_RASTER_FLAG_DEFAULT 0x0
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1043 #define FT_RASTER_FLAG_AA 0x1
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1044 #define FT_RASTER_FLAG_DIRECT 0x2
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1045 #define FT_RASTER_FLAG_CLIP 0x4
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1046
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1047 /* deprecated */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1048 #define ft_raster_flag_default FT_RASTER_FLAG_DEFAULT
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1049 #define ft_raster_flag_aa FT_RASTER_FLAG_AA
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1050 #define ft_raster_flag_direct FT_RASTER_FLAG_DIRECT
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1051 #define ft_raster_flag_clip FT_RASTER_FLAG_CLIP
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
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1054 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1055 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1056 /* <Struct> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1057 /* FT_Raster_Params */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1058 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1059 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1060 /* A structure to hold the arguments used by a raster's render */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1061 /* function. */
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 /* <Fields> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1064 /* target :: The target bitmap. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1065 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1066 /* source :: A pointer to the source glyph image (e.g., an */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1067 /* @FT_Outline). */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1068 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1069 /* flags :: The rendering flags. */
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 /* gray_spans :: The gray span drawing callback. */
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 /* black_spans :: The black span drawing callback. UNIMPLEMENTED! */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1074 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1075 /* bit_test :: The bit test callback. UNIMPLEMENTED! */
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 /* bit_set :: The bit set callback. UNIMPLEMENTED! */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1078 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1079 /* user :: User-supplied data that is passed to each drawing */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1080 /* callback. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1081 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1082 /* clip_box :: An optional clipping box. It is only used in */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1083 /* direct rendering mode. Note that coordinates here */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1084 /* should be expressed in _integer_ pixels (and not in */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1085 /* 26.6 fixed-point units). */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1086 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1087 /* <Note> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1088 /* An anti-aliased glyph bitmap is drawn if the @FT_RASTER_FLAG_AA */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1089 /* bit flag is set in the `flags' field, otherwise a monochrome */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1090 /* bitmap is generated. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1091 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1092 /* If the @FT_RASTER_FLAG_DIRECT bit flag is set in `flags', the */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1093 /* raster will call the `gray_spans' callback to draw gray pixel */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1094 /* spans, in the case of an aa glyph bitmap, it will call */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1095 /* `black_spans', and `bit_test' and `bit_set' in the case of a */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1096 /* monochrome bitmap. This allows direct composition over a */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1097 /* pre-existing bitmap through user-provided callbacks to perform the */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1098 /* span drawing/composition. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1099 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1100 /* Note that the `bit_test' and `bit_set' callbacks are required when */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1101 /* rendering a monochrome bitmap, as they are crucial to implement */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1102 /* correct drop-out control as defined in the TrueType specification. */
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 typedef struct FT_Raster_Params_
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1105 {
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1106 const FT_Bitmap* target;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1107 const void* source;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1108 int flags;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1109 FT_SpanFunc gray_spans;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1110 FT_SpanFunc black_spans; /* doesn't work! */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1111 FT_Raster_BitTest_Func bit_test; /* doesn't work! */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1112 FT_Raster_BitSet_Func bit_set; /* doesn't work! */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1113 void* user;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1114 FT_BBox clip_box;
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 } FT_Raster_Params;
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 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1120 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1121 /* <FuncType> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1122 /* FT_Raster_NewFunc */
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 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1125 /* A function used to create a new raster object. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1126 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1127 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1128 /* memory :: A handle to the memory allocator. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1129 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1130 /* <Output> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1131 /* raster :: A handle to the new raster object. */
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 /* <Return> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1134 /* Error code. 0~means success. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1135 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1136 /* <Note> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1137 /* The `memory' parameter is a typeless pointer in order to avoid */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1138 /* un-wanted dependencies on the rest of the FreeType code. In */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1139 /* practice, it is an @FT_Memory object, i.e., a handle to the */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1140 /* standard FreeType memory allocator. However, this field can be */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1141 /* completely ignored by a given raster implementation. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1142 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1143 typedef int
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1144 (*FT_Raster_NewFunc)( void* memory,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1145 FT_Raster* raster );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1146
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1147 #define FT_Raster_New_Func FT_Raster_NewFunc
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1148
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1149
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1150 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1151 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1152 /* <FuncType> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1153 /* FT_Raster_DoneFunc */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1154 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1155 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1156 /* A function used to destroy a given raster object. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1157 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1158 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1159 /* raster :: A handle to the raster object. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1160 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1161 typedef void
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1162 (*FT_Raster_DoneFunc)( FT_Raster raster );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1163
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1164 #define FT_Raster_Done_Func FT_Raster_DoneFunc
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1165
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1166
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1167 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1168 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1169 /* <FuncType> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1170 /* FT_Raster_ResetFunc */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1171 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1172 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1173 /* FreeType provides an area of memory called the `render pool', */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1174 /* available to all registered rasters. This pool can be freely used */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1175 /* during a given scan-conversion but is shared by all rasters. Its */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1176 /* content is thus transient. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1177 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1178 /* This function is called each time the render pool changes, or just */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1179 /* after a new raster object is created. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1180 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1181 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1182 /* raster :: A handle to the new raster object. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1183 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1184 /* pool_base :: The address in memory of the render pool. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1185 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1186 /* pool_size :: The size in bytes of the render pool. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1187 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1188 /* <Note> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1189 /* Rasters can ignore the render pool and rely on dynamic memory */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1190 /* allocation if they want to (a handle to the memory allocator is */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1191 /* passed to the raster constructor). However, this is not */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1192 /* recommended for efficiency purposes. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1193 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1194 typedef void
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1195 (*FT_Raster_ResetFunc)( FT_Raster raster,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1196 unsigned char* pool_base,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1197 unsigned long pool_size );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1198
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1199 #define FT_Raster_Reset_Func FT_Raster_ResetFunc
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1200
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1201
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1202 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1203 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1204 /* <FuncType> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1205 /* FT_Raster_SetModeFunc */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1206 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1207 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1208 /* This function is a generic facility to change modes or attributes */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1209 /* in a given raster. This can be used for debugging purposes, or */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1210 /* simply to allow implementation-specific `features' in a given */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1211 /* raster module. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1212 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1213 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1214 /* raster :: A handle to the new raster object. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1215 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1216 /* mode :: A 4-byte tag used to name the mode or property. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1217 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1218 /* args :: A pointer to the new mode/property to use. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1219 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1220 typedef int
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1221 (*FT_Raster_SetModeFunc)( FT_Raster raster,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1222 unsigned long mode,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1223 void* args );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1224
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1225 #define FT_Raster_Set_Mode_Func FT_Raster_SetModeFunc
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1226
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1227
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1228 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1229 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1230 /* <FuncType> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1231 /* FT_Raster_RenderFunc */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1232 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1233 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1234 /* Invoke a given raster to scan-convert a given glyph image into a */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1235 /* target bitmap. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1236 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1237 /* <Input> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1238 /* raster :: A handle to the raster object. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1239 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1240 /* params :: A pointer to an @FT_Raster_Params structure used to */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1241 /* store the rendering parameters. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1242 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1243 /* <Return> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1244 /* Error code. 0~means success. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1245 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1246 /* <Note> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1247 /* The exact format of the source image depends on the raster's glyph */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1248 /* format defined in its @FT_Raster_Funcs structure. It can be an */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1249 /* @FT_Outline or anything else in order to support a large array of */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1250 /* glyph formats. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1251 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1252 /* Note also that the render function can fail and return a */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1253 /* `FT_Err_Unimplemented_Feature' error code if the raster used does */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1254 /* not support direct composition. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1255 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1256 /* XXX: For now, the standard raster doesn't support direct */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1257 /* composition but this should change for the final release (see */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1258 /* the files `demos/src/ftgrays.c' and `demos/src/ftgrays2.c' */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1259 /* for examples of distinct implementations which support direct */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1260 /* composition). */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1261 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1262 typedef int
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1263 (*FT_Raster_RenderFunc)( FT_Raster raster,
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1264 const FT_Raster_Params* params );
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1265
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1266 #define FT_Raster_Render_Func FT_Raster_RenderFunc
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1267
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1268
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1269 /*************************************************************************/
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1270 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1271 /* <Struct> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1272 /* FT_Raster_Funcs */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1273 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1274 /* <Description> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1275 /* A structure used to describe a given raster class to the library. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1276 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1277 /* <Fields> */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1278 /* glyph_format :: The supported glyph format for this raster. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1279 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1280 /* raster_new :: The raster constructor. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1281 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1282 /* raster_reset :: Used to reset the render pool within the raster. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1283 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1284 /* raster_render :: A function to render a glyph into a given bitmap. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1285 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1286 /* raster_done :: The raster destructor. */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1287 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1288 typedef struct FT_Raster_Funcs_
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1289 {
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1290 FT_Glyph_Format glyph_format;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1291 FT_Raster_NewFunc raster_new;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1292 FT_Raster_ResetFunc raster_reset;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1293 FT_Raster_SetModeFunc raster_set_mode;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1294 FT_Raster_RenderFunc raster_render;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1295 FT_Raster_DoneFunc raster_done;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1296
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1297 } FT_Raster_Funcs;
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1298
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1299
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1300 /* */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1301
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1302
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1303 FT_END_HEADER
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1304
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1305 #endif /* __FTIMAGE_H__ */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1306
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1307
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1308 /* END */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1309
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1310
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1311 /* Local Variables: */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1312 /* coding: utf-8 */
a8ab91f49cac add freetype2,ft2build.h
Takao YONAMINE <e095763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1313 /* End: */