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| 1892 | serge | 1 | /* cairo - a vector graphics library with display and print output |
| 2 | * |
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| 3 | * Copyright © 2005 Red Hat, Inc |
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| 4 | * |
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| 5 | * This library is free software; you can redistribute it and/or |
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| 6 | * modify it either under the terms of the GNU Lesser General Public |
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| 7 | * License version 2.1 as published by the Free Software Foundation |
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| 8 | * (the "LGPL") or, at your option, under the terms of the Mozilla |
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| 9 | * Public License Version 1.1 (the "MPL"). If you do not alter this |
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| 10 | * notice, a recipient may use your version of this file under either |
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| 11 | * the MPL or the LGPL. |
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| 12 | * |
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| 13 | * You should have received a copy of the LGPL along with this library |
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| 14 | * in the file COPYING-LGPL-2.1; if not, write to the Free Software |
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| 15 | * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA |
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| 16 | * You should have received a copy of the MPL along with this library |
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| 17 | * in the file COPYING-MPL-1.1 |
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| 18 | * |
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| 19 | * The contents of this file are subject to the Mozilla Public License |
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| 20 | * Version 1.1 (the "License"); you may not use this file except in |
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| 21 | * compliance with the License. You may obtain a copy of the License at |
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| 22 | * http://www.mozilla.org/MPL/ |
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| 23 | * |
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| 24 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY |
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| 25 | * OF ANY KIND, either express or implied. See the LGPL or the MPL for |
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| 26 | * the specific language governing rights and limitations. |
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| 27 | * |
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| 28 | * The Original Code is the cairo graphics library. |
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| 29 | * |
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| 30 | * The Initial Developer of the Original Code is Red Hat, Inc. |
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| 31 | * |
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| 32 | * Contributor(s): |
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| 33 | * Kristian Høgsberg |
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| 34 | * Adrian Johnson |
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| 35 | */ |
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| 36 | |||
| 37 | #ifndef CAIRO_RECORDING_SURFACE_H |
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| 38 | #define CAIRO_RECORDING_SURFACE_H |
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| 39 | |||
| 40 | #include "cairoint.h" |
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| 41 | #include "cairo-path-fixed-private.h" |
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| 3959 | Serge | 42 | #include "cairo-pattern-private.h" |
| 43 | #include "cairo-surface-backend-private.h" |
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| 1892 | serge | 44 | |
| 45 | typedef enum { |
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| 46 | /* The 5 basic drawing operations. */ |
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| 47 | CAIRO_COMMAND_PAINT, |
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| 48 | CAIRO_COMMAND_MASK, |
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| 49 | CAIRO_COMMAND_STROKE, |
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| 50 | CAIRO_COMMAND_FILL, |
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| 51 | CAIRO_COMMAND_SHOW_TEXT_GLYPHS, |
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| 52 | } cairo_command_type_t; |
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| 53 | |||
| 54 | typedef enum { |
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| 55 | CAIRO_RECORDING_REGION_ALL, |
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| 56 | CAIRO_RECORDING_REGION_NATIVE, |
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| 57 | CAIRO_RECORDING_REGION_IMAGE_FALLBACK |
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| 58 | } cairo_recording_region_type_t; |
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| 59 | |||
| 60 | typedef struct _cairo_command_header { |
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| 61 | cairo_command_type_t type; |
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| 3959 | Serge | 62 | cairo_recording_region_type_t region; |
| 1892 | serge | 63 | cairo_operator_t op; |
| 3959 | Serge | 64 | cairo_rectangle_int_t extents; |
| 65 | cairo_clip_t *clip; |
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| 66 | |||
| 67 | int index; |
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| 68 | struct _cairo_command_header *chain; |
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| 1892 | serge | 69 | } cairo_command_header_t; |
| 70 | |||
| 71 | typedef struct _cairo_command_paint { |
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| 72 | cairo_command_header_t header; |
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| 73 | cairo_pattern_union_t source; |
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| 74 | } cairo_command_paint_t; |
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| 75 | |||
| 76 | typedef struct _cairo_command_mask { |
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| 77 | cairo_command_header_t header; |
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| 78 | cairo_pattern_union_t source; |
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| 79 | cairo_pattern_union_t mask; |
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| 80 | } cairo_command_mask_t; |
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| 81 | |||
| 82 | typedef struct _cairo_command_stroke { |
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| 83 | cairo_command_header_t header; |
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| 84 | cairo_pattern_union_t source; |
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| 85 | cairo_path_fixed_t path; |
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| 86 | cairo_stroke_style_t style; |
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| 87 | cairo_matrix_t ctm; |
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| 88 | cairo_matrix_t ctm_inverse; |
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| 89 | double tolerance; |
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| 90 | cairo_antialias_t antialias; |
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| 91 | } cairo_command_stroke_t; |
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| 92 | |||
| 93 | typedef struct _cairo_command_fill { |
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| 94 | cairo_command_header_t header; |
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| 95 | cairo_pattern_union_t source; |
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| 96 | cairo_path_fixed_t path; |
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| 97 | cairo_fill_rule_t fill_rule; |
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| 98 | double tolerance; |
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| 99 | cairo_antialias_t antialias; |
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| 100 | } cairo_command_fill_t; |
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| 101 | |||
| 102 | typedef struct _cairo_command_show_text_glyphs { |
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| 103 | cairo_command_header_t header; |
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| 104 | cairo_pattern_union_t source; |
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| 105 | char *utf8; |
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| 106 | int utf8_len; |
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| 107 | cairo_glyph_t *glyphs; |
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| 108 | unsigned int num_glyphs; |
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| 109 | cairo_text_cluster_t *clusters; |
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| 110 | int num_clusters; |
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| 111 | cairo_text_cluster_flags_t cluster_flags; |
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| 112 | cairo_scaled_font_t *scaled_font; |
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| 113 | } cairo_command_show_text_glyphs_t; |
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| 114 | |||
| 115 | typedef union _cairo_command { |
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| 116 | cairo_command_header_t header; |
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| 117 | |||
| 118 | cairo_command_paint_t paint; |
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| 119 | cairo_command_mask_t mask; |
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| 120 | cairo_command_stroke_t stroke; |
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| 121 | cairo_command_fill_t fill; |
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| 122 | cairo_command_show_text_glyphs_t show_text_glyphs; |
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| 123 | } cairo_command_t; |
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| 124 | |||
| 125 | typedef struct _cairo_recording_surface { |
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| 126 | cairo_surface_t base; |
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| 127 | |||
| 128 | /* A recording-surface is logically unbounded, but when used as a |
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| 129 | * source we need to render it to an image, so we need a size at |
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| 130 | * which to create that image. */ |
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| 131 | cairo_rectangle_t extents_pixels; |
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| 132 | cairo_rectangle_int_t extents; |
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| 133 | cairo_bool_t unbounded; |
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| 134 | |||
| 135 | cairo_array_t commands; |
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| 3959 | Serge | 136 | unsigned int *indices; |
| 137 | unsigned int num_indices; |
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| 138 | cairo_bool_t optimize_clears; |
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| 1892 | serge | 139 | |
| 3959 | Serge | 140 | struct bbtree { |
| 141 | cairo_box_t extents; |
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| 142 | struct bbtree *left, *right; |
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| 143 | cairo_command_header_t *chain; |
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| 144 | } bbtree; |
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| 1892 | serge | 145 | } cairo_recording_surface_t; |
| 146 | |||
| 147 | slim_hidden_proto (cairo_recording_surface_create); |
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| 148 | |||
| 149 | cairo_private cairo_int_status_t |
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| 150 | _cairo_recording_surface_get_path (cairo_surface_t *surface, |
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| 151 | cairo_path_fixed_t *path); |
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| 152 | |||
| 153 | cairo_private cairo_status_t |
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| 3959 | Serge | 154 | _cairo_recording_surface_replay_one (cairo_recording_surface_t *surface, |
| 155 | long unsigned index, |
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| 156 | cairo_surface_t *target); |
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| 157 | |||
| 158 | cairo_private cairo_status_t |
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| 1892 | serge | 159 | _cairo_recording_surface_replay (cairo_surface_t *surface, |
| 160 | cairo_surface_t *target); |
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| 161 | |||
| 162 | cairo_private cairo_status_t |
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| 3959 | Serge | 163 | _cairo_recording_surface_replay_with_clip (cairo_surface_t *surface, |
| 164 | const cairo_matrix_t *surface_transform, |
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| 165 | cairo_surface_t *target, |
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| 166 | const cairo_clip_t *target_clip); |
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| 1892 | serge | 167 | |
| 168 | cairo_private cairo_status_t |
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| 169 | _cairo_recording_surface_replay_and_create_regions (cairo_surface_t *surface, |
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| 170 | cairo_surface_t *target); |
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| 171 | cairo_private cairo_status_t |
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| 172 | _cairo_recording_surface_replay_region (cairo_surface_t *surface, |
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| 173 | const cairo_rectangle_int_t *surface_extents, |
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| 174 | cairo_surface_t *target, |
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| 175 | cairo_recording_region_type_t region); |
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| 176 | |||
| 177 | cairo_private cairo_status_t |
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| 178 | _cairo_recording_surface_get_bbox (cairo_recording_surface_t *recording, |
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| 179 | cairo_box_t *bbox, |
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| 180 | const cairo_matrix_t *transform); |
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| 181 | |||
| 3959 | Serge | 182 | cairo_private cairo_status_t |
| 183 | _cairo_recording_surface_get_ink_bbox (cairo_recording_surface_t *surface, |
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| 184 | cairo_box_t *bbox, |
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| 185 | const cairo_matrix_t *transform); |
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| 1892 | serge | 186 | |
| 187 | #endif /* CAIRO_RECORDING_SURFACE_H */ |