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3959 | Serge | 1 | /* -*- Mode: c; tab-width: 8; c-basic-offset: 4; indent-tabs-mode: t; -*- */ |
2 | /* cairo - a vector graphics library with display and print output |
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3 | * |
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4 | * Copyright © 2011 Intel Corporation |
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5 | * |
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6 | * This library is free software; you can redistribute it and/or |
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7 | * modify it either under the terms of the GNU Lesser General Public |
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8 | * License version 2.1 as published by the Free Software Foundation |
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9 | * (the "LGPL") or, at your option, under the terms of the Mozilla |
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10 | * Public License Version 1.1 (the "MPL"). If you do not alter this |
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11 | * notice, a recipient may use your version of this file under either |
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12 | * the MPL or the LGPL. |
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13 | * |
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14 | * You should have received a copy of the LGPL along with this library |
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15 | * in the file COPYING-LGPL-2.1; if not, write to the Free Software |
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16 | * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA |
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17 | * You should have received a copy of the MPL along with this library |
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18 | * in the file COPYING-MPL-1.1 |
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19 | * |
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20 | * The contents of this file are subject to the Mozilla Public License |
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21 | * Version 1.1 (the "License"); you may not use this file except in |
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22 | * compliance with the License. You may obtain a copy of the License at |
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23 | * http://www.mozilla.org/MPL/ |
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24 | * |
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25 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY |
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26 | * OF ANY KIND, either express or implied. See the LGPL or the MPL for |
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27 | * the specific language governing rights and limitations. |
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28 | * |
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29 | * The Original Code is the cairo graphics library. |
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30 | * |
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31 | * The Initial Developer of the Original Code is University of Southern |
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32 | * California. |
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33 | * |
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34 | * Contributor(s): |
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35 | * Chris Wilson |
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36 | */ |
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37 | |||
38 | #ifndef CAIRO_COMPOSITOR_PRIVATE_H |
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39 | #define CAIRO_COMPOSITOR_PRIVATE_H |
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40 | |||
41 | #include "cairo-composite-rectangles-private.h" |
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42 | |||
43 | CAIRO_BEGIN_DECLS |
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44 | |||
45 | typedef struct { |
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46 | cairo_scaled_font_t *font; |
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47 | cairo_glyph_t *glyphs; |
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48 | int num_glyphs; |
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49 | cairo_bool_t use_mask; |
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50 | cairo_rectangle_int_t extents; |
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51 | } cairo_composite_glyphs_info_t; |
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52 | |||
53 | struct cairo_compositor { |
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54 | const cairo_compositor_t *delegate; |
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55 | |||
56 | cairo_warn cairo_int_status_t |
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57 | (*paint) (const cairo_compositor_t *compositor, |
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58 | cairo_composite_rectangles_t *extents); |
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59 | |||
60 | cairo_warn cairo_int_status_t |
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61 | (*mask) (const cairo_compositor_t *compositor, |
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62 | cairo_composite_rectangles_t *extents); |
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63 | |||
64 | cairo_warn cairo_int_status_t |
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65 | (*stroke) (const cairo_compositor_t *compositor, |
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66 | cairo_composite_rectangles_t *extents, |
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67 | const cairo_path_fixed_t *path, |
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68 | const cairo_stroke_style_t *style, |
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69 | const cairo_matrix_t *ctm, |
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70 | const cairo_matrix_t *ctm_inverse, |
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71 | double tolerance, |
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72 | cairo_antialias_t antialias); |
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73 | |||
74 | cairo_warn cairo_int_status_t |
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75 | (*fill) (const cairo_compositor_t *compositor, |
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76 | cairo_composite_rectangles_t *extents, |
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77 | const cairo_path_fixed_t *path, |
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78 | cairo_fill_rule_t fill_rule, |
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79 | double tolerance, |
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80 | cairo_antialias_t antialias); |
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81 | |||
82 | cairo_warn cairo_int_status_t |
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83 | (*glyphs) (const cairo_compositor_t *compositor, |
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84 | cairo_composite_rectangles_t *extents, |
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85 | cairo_scaled_font_t *scaled_font, |
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86 | cairo_glyph_t *glyphs, |
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87 | int num_glyphs, |
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88 | cairo_bool_t overlap); |
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89 | }; |
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90 | |||
91 | struct cairo_mask_compositor { |
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92 | cairo_compositor_t base; |
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93 | |||
94 | cairo_int_status_t (*acquire) (void *surface); |
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95 | cairo_int_status_t (*release) (void *surface); |
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96 | |||
97 | cairo_int_status_t (*set_clip_region) (void *surface, |
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98 | cairo_region_t *clip_region); |
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99 | |||
100 | cairo_surface_t * (*pattern_to_surface) (cairo_surface_t *dst, |
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101 | const cairo_pattern_t *pattern, |
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102 | cairo_bool_t is_mask, |
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103 | const cairo_rectangle_int_t *extents, |
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104 | const cairo_rectangle_int_t *sample, |
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105 | int *src_x, int *src_y); |
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106 | |||
107 | cairo_int_status_t (*draw_image_boxes) (void *surface, |
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108 | cairo_image_surface_t *image, |
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109 | cairo_boxes_t *boxes, |
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110 | int dx, int dy); |
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111 | |||
112 | cairo_int_status_t (*copy_boxes) (void *surface, |
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113 | cairo_surface_t *src, |
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114 | cairo_boxes_t *boxes, |
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115 | const cairo_rectangle_int_t *extents, |
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116 | int dx, int dy); |
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117 | |||
118 | cairo_int_status_t |
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119 | (*fill_rectangles) (void *surface, |
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120 | cairo_operator_t op, |
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121 | const cairo_color_t *color, |
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122 | cairo_rectangle_int_t *rectangles, |
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123 | int num_rects); |
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124 | |||
125 | cairo_int_status_t |
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126 | (*fill_boxes) (void *surface, |
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127 | cairo_operator_t op, |
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128 | const cairo_color_t *color, |
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129 | cairo_boxes_t *boxes); |
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130 | |||
131 | cairo_int_status_t |
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132 | (*check_composite) (const cairo_composite_rectangles_t *extents); |
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133 | |||
134 | cairo_int_status_t |
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135 | (*composite) (void *dst, |
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136 | cairo_operator_t op, |
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137 | cairo_surface_t *src, |
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138 | cairo_surface_t *mask, |
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139 | int src_x, |
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140 | int src_y, |
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141 | int mask_x, |
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142 | int mask_y, |
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143 | int dst_x, |
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144 | int dst_y, |
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145 | unsigned int width, |
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146 | unsigned int height); |
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147 | |||
148 | cairo_int_status_t |
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149 | (*composite_boxes) (void *surface, |
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150 | cairo_operator_t op, |
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151 | cairo_surface_t *source, |
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152 | cairo_surface_t *mask, |
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153 | int src_x, |
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154 | int src_y, |
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155 | int mask_x, |
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156 | int mask_y, |
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157 | int dst_x, |
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158 | int dst_y, |
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159 | cairo_boxes_t *boxes, |
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160 | const cairo_rectangle_int_t *extents); |
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161 | |||
162 | cairo_int_status_t |
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163 | (*check_composite_glyphs) (const cairo_composite_rectangles_t *extents, |
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164 | cairo_scaled_font_t *scaled_font, |
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165 | cairo_glyph_t *glyphs, |
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166 | int *num_glyphs); |
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167 | cairo_int_status_t |
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168 | (*composite_glyphs) (void *surface, |
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169 | cairo_operator_t op, |
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170 | cairo_surface_t *src, |
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171 | int src_x, |
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172 | int src_y, |
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173 | int dst_x, |
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174 | int dst_y, |
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175 | cairo_composite_glyphs_info_t *info); |
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176 | }; |
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177 | |||
178 | struct cairo_traps_compositor { |
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179 | cairo_compositor_t base; |
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180 | |||
181 | cairo_int_status_t |
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182 | (*acquire) (void *surface); |
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183 | |||
184 | cairo_int_status_t |
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185 | (*release) (void *surface); |
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186 | |||
187 | cairo_int_status_t |
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188 | (*set_clip_region) (void *surface, |
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189 | cairo_region_t *clip_region); |
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190 | |||
191 | cairo_surface_t * |
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192 | (*pattern_to_surface) (cairo_surface_t *dst, |
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193 | const cairo_pattern_t *pattern, |
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194 | cairo_bool_t is_mask, |
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195 | const cairo_rectangle_int_t *extents, |
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196 | const cairo_rectangle_int_t *sample, |
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197 | int *src_x, int *src_y); |
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198 | |||
199 | cairo_int_status_t (*draw_image_boxes) (void *surface, |
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200 | cairo_image_surface_t *image, |
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201 | cairo_boxes_t *boxes, |
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202 | int dx, int dy); |
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203 | |||
204 | cairo_int_status_t (*copy_boxes) (void *surface, |
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205 | cairo_surface_t *src, |
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206 | cairo_boxes_t *boxes, |
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207 | const cairo_rectangle_int_t *extents, |
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208 | int dx, int dy); |
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209 | |||
210 | cairo_int_status_t |
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211 | (*fill_boxes) (void *surface, |
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212 | cairo_operator_t op, |
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213 | const cairo_color_t *color, |
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214 | cairo_boxes_t *boxes); |
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215 | |||
216 | cairo_int_status_t |
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217 | (*check_composite) (const cairo_composite_rectangles_t *extents); |
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218 | |||
219 | cairo_int_status_t |
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220 | (*composite) (void *dst, |
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221 | cairo_operator_t op, |
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222 | cairo_surface_t *src, |
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223 | cairo_surface_t *mask, |
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224 | int src_x, |
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225 | int src_y, |
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226 | int mask_x, |
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227 | int mask_y, |
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228 | int dst_x, |
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229 | int dst_y, |
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230 | unsigned int width, |
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231 | unsigned int height); |
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232 | cairo_int_status_t |
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233 | (*lerp) (void *_dst, |
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234 | cairo_surface_t *abstract_src, |
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235 | cairo_surface_t *abstract_mask, |
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236 | int src_x, |
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237 | int src_y, |
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238 | int mask_x, |
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239 | int mask_y, |
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240 | int dst_x, |
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241 | int dst_y, |
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242 | unsigned int width, |
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243 | unsigned int height); |
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244 | |||
245 | cairo_int_status_t |
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246 | (*composite_boxes) (void *surface, |
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247 | cairo_operator_t op, |
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248 | cairo_surface_t *source, |
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249 | cairo_surface_t *mask, |
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250 | int src_x, |
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251 | int src_y, |
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252 | int mask_x, |
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253 | int mask_y, |
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254 | int dst_x, |
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255 | int dst_y, |
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256 | cairo_boxes_t *boxes, |
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257 | const cairo_rectangle_int_t *extents); |
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258 | |||
259 | cairo_int_status_t |
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260 | (*composite_traps) (void *dst, |
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261 | cairo_operator_t op, |
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262 | cairo_surface_t *source, |
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263 | int src_x, |
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264 | int src_y, |
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265 | int dst_x, |
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266 | int dst_y, |
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267 | const cairo_rectangle_int_t *extents, |
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268 | cairo_antialias_t antialias, |
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269 | cairo_traps_t *traps); |
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270 | |||
271 | cairo_int_status_t |
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272 | (*composite_tristrip) (void *dst, |
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273 | cairo_operator_t op, |
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274 | cairo_surface_t *source, |
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275 | int src_x, |
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276 | int src_y, |
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277 | int dst_x, |
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278 | int dst_y, |
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279 | const cairo_rectangle_int_t *extents, |
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280 | cairo_antialias_t antialias, |
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281 | cairo_tristrip_t *tristrip); |
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282 | |||
283 | cairo_int_status_t |
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284 | (*check_composite_glyphs) (const cairo_composite_rectangles_t *extents, |
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285 | cairo_scaled_font_t *scaled_font, |
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286 | cairo_glyph_t *glyphs, |
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287 | int *num_glyphs); |
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288 | cairo_int_status_t |
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289 | (*composite_glyphs) (void *surface, |
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290 | cairo_operator_t op, |
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291 | cairo_surface_t *src, |
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292 | int src_x, |
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293 | int src_y, |
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294 | int dst_x, |
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295 | int dst_y, |
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296 | cairo_composite_glyphs_info_t *info); |
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297 | }; |
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298 | |||
299 | cairo_private extern const cairo_compositor_t __cairo_no_compositor; |
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300 | cairo_private extern const cairo_compositor_t _cairo_fallback_compositor; |
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301 | |||
302 | cairo_private void |
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303 | _cairo_mask_compositor_init (cairo_mask_compositor_t *compositor, |
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304 | const cairo_compositor_t *delegate); |
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305 | |||
306 | cairo_private void |
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307 | _cairo_shape_mask_compositor_init (cairo_compositor_t *compositor, |
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308 | const cairo_compositor_t *delegate); |
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309 | |||
310 | cairo_private void |
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311 | _cairo_traps_compositor_init (cairo_traps_compositor_t *compositor, |
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312 | const cairo_compositor_t *delegate); |
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313 | |||
314 | cairo_private cairo_int_status_t |
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315 | _cairo_compositor_paint (const cairo_compositor_t *compositor, |
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316 | cairo_surface_t *surface, |
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317 | cairo_operator_t op, |
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318 | const cairo_pattern_t *source, |
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319 | const cairo_clip_t *clip); |
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320 | |||
321 | cairo_private cairo_int_status_t |
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322 | _cairo_compositor_mask (const cairo_compositor_t *compositor, |
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323 | cairo_surface_t *surface, |
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324 | cairo_operator_t op, |
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325 | const cairo_pattern_t *source, |
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326 | const cairo_pattern_t *mask, |
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327 | const cairo_clip_t *clip); |
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328 | |||
329 | cairo_private cairo_int_status_t |
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330 | _cairo_compositor_stroke (const cairo_compositor_t *compositor, |
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331 | cairo_surface_t *surface, |
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332 | cairo_operator_t op, |
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333 | const cairo_pattern_t *source, |
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334 | const cairo_path_fixed_t *path, |
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335 | const cairo_stroke_style_t *style, |
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336 | const cairo_matrix_t *ctm, |
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337 | const cairo_matrix_t *ctm_inverse, |
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338 | double tolerance, |
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339 | cairo_antialias_t antialias, |
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340 | const cairo_clip_t *clip); |
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341 | |||
342 | cairo_private cairo_int_status_t |
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343 | _cairo_compositor_fill (const cairo_compositor_t *compositor, |
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344 | cairo_surface_t *surface, |
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345 | cairo_operator_t op, |
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346 | const cairo_pattern_t *source, |
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347 | const cairo_path_fixed_t *path, |
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348 | cairo_fill_rule_t fill_rule, |
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349 | double tolerance, |
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350 | cairo_antialias_t antialias, |
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351 | const cairo_clip_t *clip); |
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352 | |||
353 | cairo_private cairo_int_status_t |
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354 | _cairo_compositor_glyphs (const cairo_compositor_t *compositor, |
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355 | cairo_surface_t *surface, |
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356 | cairo_operator_t op, |
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357 | const cairo_pattern_t *source, |
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358 | cairo_glyph_t *glyphs, |
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359 | int num_glyphs, |
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360 | cairo_scaled_font_t *scaled_font, |
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361 | const cairo_clip_t *clip); |
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362 | |||
363 | CAIRO_END_DECLS |
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364 | |||
365 | #endif /* CAIRO_COMPOSITOR_PRIVATE_H */ |