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
4 * Copyright © 2011 Intel Corporation
6 * This library is free software; you can redistribute it and/or
7 * modify it either under the terms of the GNU Lesser General Public
8 * License version 2.1 as published by the Free Software Foundation
9 * (the "LGPL") or, at your option, under the terms of the Mozilla
10 * Public License Version 1.1 (the "MPL"). If you do not alter this
11 * notice, a recipient may use your version of this file under either
12 * the MPL or the LGPL.
14 * You should have received a copy of the LGPL along with this library
15 * in the file COPYING-LGPL-2.1; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA
17 * You should have received a copy of the MPL along with this library
18 * in the file COPYING-MPL-1.1
20 * The contents of this file are subject to the Mozilla Public License
21 * Version 1.1 (the "License"); you may not use this file except in
22 * compliance with the License. You may obtain a copy of the License at
23 * http://www.mozilla.org/MPL/
25 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
26 * OF ANY KIND, either express or implied. See the LGPL or the MPL for
27 * the specific language governing rights and limitations.
29 * The Original Code is the cairo graphics library.
31 * The Initial Developer of the Original Code is University of Southern
35 * Chris Wilson <chris@chris-wilson.co.uk>
38 #ifndef CAIRO_COMPOSITOR_PRIVATE_H
39 #define CAIRO_COMPOSITOR_PRIVATE_H
41 #include "cairo-composite-rectangles-private.h"
46 cairo_scaled_font_t *font;
47 cairo_glyph_t *glyphs;
49 cairo_bool_t use_mask;
50 cairo_rectangle_int_t extents;
51 } cairo_composite_glyphs_info_t;
53 struct cairo_compositor {
54 const cairo_compositor_t *delegate;
56 cairo_warn cairo_int_status_t
57 (*paint) (const cairo_compositor_t *compositor,
58 cairo_composite_rectangles_t *extents);
60 cairo_warn cairo_int_status_t
61 (*mask) (const cairo_compositor_t *compositor,
62 cairo_composite_rectangles_t *extents);
64 cairo_warn cairo_int_status_t
65 (*stroke) (const cairo_compositor_t *compositor,
66 cairo_composite_rectangles_t *extents,
67 const cairo_path_fixed_t *path,
68 const cairo_stroke_style_t *style,
69 const cairo_matrix_t *ctm,
70 const cairo_matrix_t *ctm_inverse,
72 cairo_antialias_t antialias);
74 cairo_warn cairo_int_status_t
75 (*fill) (const cairo_compositor_t *compositor,
76 cairo_composite_rectangles_t *extents,
77 const cairo_path_fixed_t *path,
78 cairo_fill_rule_t fill_rule,
80 cairo_antialias_t antialias);
82 cairo_warn cairo_int_status_t
83 (*glyphs) (const cairo_compositor_t *compositor,
84 cairo_composite_rectangles_t *extents,
85 cairo_scaled_font_t *scaled_font,
86 cairo_glyph_t *glyphs,
88 cairo_bool_t overlap);
89 cairo_bool_t lazy_init;
92 struct cairo_mask_compositor {
93 cairo_compositor_t base;
95 cairo_int_status_t (*acquire) (void *surface);
96 cairo_int_status_t (*release) (void *surface);
98 cairo_int_status_t (*set_clip_region) (void *surface,
99 cairo_region_t *clip_region);
101 cairo_surface_t * (*pattern_to_surface) (cairo_surface_t *dst,
102 const cairo_pattern_t *pattern,
103 cairo_bool_t is_mask,
104 const cairo_rectangle_int_t *extents,
105 const cairo_rectangle_int_t *sample,
106 int *src_x, int *src_y);
108 cairo_int_status_t (*draw_image_boxes) (void *surface,
109 cairo_image_surface_t *image,
110 cairo_boxes_t *boxes,
113 cairo_int_status_t (*copy_boxes) (void *surface,
114 cairo_surface_t *src,
115 cairo_boxes_t *boxes,
116 const cairo_rectangle_int_t *extents,
120 (*fill_rectangles) (void *surface,
122 const cairo_color_t *color,
123 cairo_rectangle_int_t *rectangles,
127 (*fill_boxes) (void *surface,
129 const cairo_color_t *color,
130 cairo_boxes_t *boxes);
133 (*composite) (void *dst,
135 cairo_surface_t *src,
136 cairo_surface_t *mask,
144 unsigned int height);
147 (*composite_boxes) (void *surface,
149 cairo_surface_t *source,
150 cairo_surface_t *mask,
157 cairo_boxes_t *boxes,
158 const cairo_rectangle_int_t *extents);
161 (*check_composite_glyphs) (const cairo_composite_rectangles_t *extents,
162 cairo_scaled_font_t *scaled_font,
163 cairo_glyph_t *glyphs,
166 (*composite_glyphs) (void *surface,
168 cairo_surface_t *src,
173 cairo_composite_glyphs_info_t *info);
176 struct cairo_traps_compositor {
177 cairo_compositor_t base;
180 (*acquire) (void *surface);
183 (*release) (void *surface);
186 (*set_clip_region) (void *surface,
187 cairo_region_t *clip_region);
190 (*pattern_to_surface) (cairo_surface_t *dst,
191 const cairo_pattern_t *pattern,
192 cairo_bool_t is_mask,
193 const cairo_rectangle_int_t *extents,
194 const cairo_rectangle_int_t *sample,
195 int *src_x, int *src_y);
197 cairo_int_status_t (*draw_image_boxes) (void *surface,
198 cairo_image_surface_t *image,
199 cairo_boxes_t *boxes,
202 cairo_int_status_t (*copy_boxes) (void *surface,
203 cairo_surface_t *src,
204 cairo_boxes_t *boxes,
205 const cairo_rectangle_int_t *extents,
209 (*fill_boxes) (void *surface,
211 const cairo_color_t *color,
212 cairo_boxes_t *boxes);
215 (*check_composite) (const cairo_composite_rectangles_t *extents);
218 (*composite) (void *dst,
220 cairo_surface_t *src,
221 cairo_surface_t *mask,
229 unsigned int height);
232 cairo_surface_t *abstract_src,
233 cairo_surface_t *abstract_mask,
241 unsigned int height);
244 (*composite_boxes) (void *surface,
246 cairo_surface_t *source,
247 cairo_surface_t *mask,
254 cairo_boxes_t *boxes,
255 const cairo_rectangle_int_t *extents);
258 (*composite_traps) (void *dst,
260 cairo_surface_t *source,
265 const cairo_rectangle_int_t *extents,
266 cairo_antialias_t antialias,
267 cairo_traps_t *traps);
270 (*composite_tristrip) (void *dst,
272 cairo_surface_t *source,
277 const cairo_rectangle_int_t *extents,
278 cairo_antialias_t antialias,
279 cairo_tristrip_t *tristrip);
282 (*check_composite_glyphs) (const cairo_composite_rectangles_t *extents,
283 cairo_scaled_font_t *scaled_font,
284 cairo_glyph_t *glyphs,
287 (*composite_glyphs) (void *surface,
289 cairo_surface_t *src,
294 cairo_composite_glyphs_info_t *info);
297 cairo_private extern const cairo_compositor_t __cairo_no_compositor;
298 cairo_private extern const cairo_compositor_t _cairo_fallback_compositor;
301 _cairo_mask_compositor_init (cairo_mask_compositor_t *compositor,
302 const cairo_compositor_t *delegate);
305 _cairo_shape_mask_compositor_init (cairo_compositor_t *compositor,
306 const cairo_compositor_t *delegate);
309 _cairo_traps_compositor_init (cairo_traps_compositor_t *compositor,
310 const cairo_compositor_t *delegate);
312 cairo_private cairo_int_status_t
313 _cairo_compositor_paint (const cairo_compositor_t *compositor,
314 cairo_surface_t *surface,
316 const cairo_pattern_t *source,
317 const cairo_clip_t *clip);
319 cairo_private cairo_int_status_t
320 _cairo_compositor_mask (const cairo_compositor_t *compositor,
321 cairo_surface_t *surface,
323 const cairo_pattern_t *source,
324 const cairo_pattern_t *mask,
325 const cairo_clip_t *clip);
327 cairo_private cairo_int_status_t
328 _cairo_compositor_stroke (const cairo_compositor_t *compositor,
329 cairo_surface_t *surface,
331 const cairo_pattern_t *source,
332 const cairo_path_fixed_t *path,
333 const cairo_stroke_style_t *style,
334 const cairo_matrix_t *ctm,
335 const cairo_matrix_t *ctm_inverse,
337 cairo_antialias_t antialias,
338 const cairo_clip_t *clip);
340 cairo_private cairo_int_status_t
341 _cairo_compositor_fill (const cairo_compositor_t *compositor,
342 cairo_surface_t *surface,
344 const cairo_pattern_t *source,
345 const cairo_path_fixed_t *path,
346 cairo_fill_rule_t fill_rule,
348 cairo_antialias_t antialias,
349 const cairo_clip_t *clip);
351 cairo_private cairo_int_status_t
352 _cairo_compositor_glyphs (const cairo_compositor_t *compositor,
353 cairo_surface_t *surface,
355 const cairo_pattern_t *source,
356 cairo_glyph_t *glyphs,
358 cairo_scaled_font_t *scaled_font,
359 const cairo_clip_t *clip);
363 #endif /* CAIRO_COMPOSITOR_PRIVATE_H */