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+/* 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 <krh@redhat.com>
+ * Adrian Johnson <ajohnson@redneon.com>
+ */
+
+#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_command_type_t;
+
+typedef enum {
+ CAIRO_RECORDING_REGION_ALL,
+ CAIRO_RECORDING_REGION_NATIVE,
+ CAIRO_RECORDING_REGION_IMAGE_FALLBACK
+} cairo_recording_region_type_t;
+
+typedef struct _cairo_command_header {
+ cairo_command_type_t type;
+ cairo_recording_region_type_t region;
+ 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 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_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;
+
+ struct bbtree {
+ cairo_box_t extents;
+ struct bbtree *left, *right;
+ cairo_command_header_t *chain;
+ } bbtree;
+} cairo_recording_surface_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_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,
+ cairo_surface_t *target);
+cairo_private cairo_status_t
+_cairo_recording_surface_replay_region (cairo_surface_t *surface,
+ 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);
+
+#endif /* CAIRO_RECORDING_SURFACE_H */