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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 */