/* -*- Mode: c; tab-width: 8; c-basic-offset: 4; indent-tabs-mode: t; -*- */ /* cairo - a vector graphics library with display and print output * * Copyright © 2005 Red Hat, Inc * * This library is free software; you can redistribute it and/or * modify it either under the terms of the GNU Lesser General Public * License version 2.1 as published by the Free Software Foundation * (the "LGPL") or, at your option, under the terms of the Mozilla * Public License Version 1.1 (the "MPL"). If you do not alter this * notice, a recipient may use your version of this file under either * the MPL or the LGPL. * * You should have received a copy of the LGPL along with this library * in the file COPYING-LGPL-2.1; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA * You should have received a copy of the MPL along with this library * in the file COPYING-MPL-1.1 * * The contents of this file are subject to the Mozilla Public License * Version 1.1 (the "License"); you may not use this file except in * compliance with the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY * OF ANY KIND, either express or implied. See the LGPL or the MPL for * the specific language governing rights and limitations. * * The Original Code is the cairo graphics library. * * The Initial Developer of the Original Code is Red Hat, Inc. * * Contributor(s): * Kristian Høgsberg * Adrian Johnson */ #ifndef CAIRO_RECORDING_SURFACE_H #define CAIRO_RECORDING_SURFACE_H #include "cairoint.h" #include "cairo-path-fixed-private.h" #include "cairo-pattern-private.h" #include "cairo-surface-backend-private.h" typedef enum { /* The 5 basic drawing operations. */ CAIRO_COMMAND_PAINT, CAIRO_COMMAND_MASK, CAIRO_COMMAND_STROKE, CAIRO_COMMAND_FILL, CAIRO_COMMAND_SHOW_TEXT_GLYPHS, /* cairo_tag_begin()/cairo_tag_end() */ CAIRO_COMMAND_TAG, } cairo_command_type_t; typedef enum { CAIRO_RECORDING_REGION_ALL = 0, CAIRO_RECORDING_REGION_NATIVE, CAIRO_RECORDING_REGION_IMAGE_FALLBACK } cairo_recording_region_type_t; typedef enum { CAIRO_RECORDING_REPLAY, CAIRO_RECORDING_CREATE_REGIONS, CAIRO_RECORDING_REPLAY_REGION } cairo_recording_replay_type_t; typedef struct _cairo_command_header { cairo_command_type_t type; cairo_operator_t op; cairo_rectangle_int_t extents; cairo_clip_t *clip; int index; struct _cairo_command_header *chain; } cairo_command_header_t; typedef struct _cairo_command_paint { cairo_command_header_t header; cairo_pattern_union_t source; } cairo_command_paint_t; typedef struct _cairo_command_mask { cairo_command_header_t header; cairo_pattern_union_t source; cairo_pattern_union_t mask; } cairo_command_mask_t; typedef struct _cairo_command_stroke { cairo_command_header_t header; cairo_pattern_union_t source; cairo_path_fixed_t path; cairo_stroke_style_t style; cairo_matrix_t ctm; cairo_matrix_t ctm_inverse; double tolerance; cairo_antialias_t antialias; } cairo_command_stroke_t; typedef struct _cairo_command_fill { cairo_command_header_t header; cairo_pattern_union_t source; cairo_path_fixed_t path; cairo_fill_rule_t fill_rule; double tolerance; cairo_antialias_t antialias; } cairo_command_fill_t; typedef struct _cairo_command_show_text_glyphs { cairo_command_header_t header; cairo_pattern_union_t source; char *utf8; int utf8_len; cairo_glyph_t *glyphs; unsigned int num_glyphs; cairo_text_cluster_t *clusters; int num_clusters; cairo_text_cluster_flags_t cluster_flags; cairo_scaled_font_t *scaled_font; } cairo_command_show_text_glyphs_t; typedef struct _cairo_command_tag { cairo_command_header_t header; cairo_bool_t begin; char *tag_name; char *attributes; } cairo_command_tag_t; typedef union _cairo_command { cairo_command_header_t header; cairo_command_paint_t paint; cairo_command_mask_t mask; cairo_command_stroke_t stroke; cairo_command_fill_t fill; cairo_command_show_text_glyphs_t show_text_glyphs; cairo_command_tag_t tag; } cairo_command_t; typedef struct _cairo_recording_surface { cairo_surface_t base; /* A recording-surface is logically unbounded, but when used as a * source we need to render it to an image, so we need a size at * which to create that image. */ cairo_rectangle_t extents_pixels; cairo_rectangle_int_t extents; cairo_bool_t unbounded; cairo_array_t commands; unsigned int *indices; unsigned int num_indices; cairo_bool_t optimize_clears; cairo_bool_t has_bilevel_alpha; cairo_bool_t has_only_op_over; cairo_bool_t has_tags; struct bbtree { cairo_box_t extents; struct bbtree *left, *right; cairo_command_header_t *chain; } bbtree; /* The mutex protects modification to all subsequent fields. */ cairo_mutex_t mutex; cairo_list_t region_array_list; } cairo_recording_surface_t; typedef struct _cairo_recording_region_element { cairo_recording_region_type_t region; unsigned int source_id; unsigned int mask_id; } cairo_recording_region_element_t; typedef struct _cairo_recording_region_array { unsigned int id; cairo_reference_count_t ref_count; cairo_array_t regions; /* cairo_recording_region_element_t */ cairo_list_t link; } cairo_recording_regions_array_t; slim_hidden_proto (cairo_recording_surface_create); cairo_private cairo_int_status_t _cairo_recording_surface_get_path (cairo_surface_t *surface, cairo_path_fixed_t *path); cairo_private cairo_status_t _cairo_recording_surface_replay_one (cairo_recording_surface_t *surface, long unsigned index, cairo_surface_t *target); cairo_private cairo_status_t _cairo_recording_surface_replay (cairo_surface_t *surface, cairo_surface_t *target); cairo_private cairo_status_t _cairo_recording_surface_replay_with_foreground_color (cairo_surface_t *surface, cairo_surface_t *target, const cairo_color_t *foreground_color, cairo_bool_t *foreground_used); cairo_private cairo_status_t _cairo_recording_surface_replay_with_transform (cairo_surface_t *surface, const cairo_matrix_t *surface_transform, cairo_surface_t *target, cairo_bool_t surface_is_unbounded, cairo_bool_t replay_all); cairo_private cairo_status_t _cairo_recording_surface_replay_with_clip (cairo_surface_t *surface, const cairo_matrix_t *surface_transform, cairo_surface_t *target, const cairo_clip_t *target_clip); cairo_private cairo_status_t _cairo_recording_surface_replay_and_create_regions (cairo_surface_t *surface, unsigned int regions_id, const cairo_matrix_t *surface_transform, cairo_surface_t *target, cairo_bool_t surface_is_unbounded, cairo_bool_t replay_all); cairo_private cairo_status_t _cairo_recording_surface_replay_region (cairo_surface_t *surface, unsigned int regions_id, const cairo_rectangle_int_t *surface_extents, cairo_surface_t *target, cairo_recording_region_type_t region); cairo_private cairo_status_t _cairo_recording_surface_get_bbox (cairo_recording_surface_t *recording, cairo_box_t *bbox, const cairo_matrix_t *transform); cairo_private cairo_status_t _cairo_recording_surface_get_ink_bbox (cairo_recording_surface_t *surface, cairo_box_t *bbox, const cairo_matrix_t *transform); cairo_private cairo_bool_t _cairo_recording_surface_has_only_bilevel_alpha (cairo_recording_surface_t *surface); cairo_private cairo_bool_t _cairo_recording_surface_has_only_op_over (cairo_recording_surface_t *surface); cairo_private cairo_bool_t _cairo_recording_surface_has_tags (cairo_surface_t *surface); cairo_private cairo_status_t _cairo_recording_surface_region_array_attach (cairo_surface_t *surface, unsigned int *id); cairo_private void _cairo_recording_surface_region_array_reference (cairo_surface_t *surface, unsigned int id); cairo_private void _cairo_recording_surface_region_array_remove (cairo_surface_t *surface, unsigned int id); cairo_private void _cairo_debug_print_recording_surface (FILE *file, cairo_surface_t *surface, unsigned int regions_id, int indent, cairo_bool_t recurse); #endif /* CAIRO_RECORDING_SURFACE_H */