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cairo-compositor-private.h
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/* -*- Mode: c; tab-width: 8; c-basic-offset: 4; indent-tabs-mode: t; -*- */
/* cairo - a vector graphics library with display and print output
*
* Copyright © 2011 Intel Corporation
*
* 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 University of Southern
* California.
*
* Contributor(s):
* Chris Wilson <[email protected]>
*/
#ifndef CAIRO_COMPOSITOR_PRIVATE_H
#define CAIRO_COMPOSITOR_PRIVATE_H
#include "cairo-composite-rectangles-private.h"
CAIRO_BEGIN_DECLS
typedef struct {
cairo_scaled_font_t *font;
cairo_glyph_t *glyphs;
int num_glyphs;
cairo_bool_t use_mask;
cairo_rectangle_int_t extents;
} cairo_composite_glyphs_info_t;
struct cairo_compositor {
const cairo_compositor_t *delegate;
cairo_warn cairo_int_status_t
(*paint) (const cairo_compositor_t *compositor,
cairo_composite_rectangles_t *extents);
cairo_warn cairo_int_status_t
(*mask) (const cairo_compositor_t *compositor,
cairo_composite_rectangles_t *extents);
cairo_warn cairo_int_status_t
(*stroke) (const cairo_compositor_t *compositor,
cairo_composite_rectangles_t *extents,
const cairo_path_fixed_t *path,
const cairo_stroke_style_t *style,
const cairo_matrix_t *ctm,
const cairo_matrix_t *ctm_inverse,
double tolerance,
cairo_antialias_t antialias);
cairo_warn cairo_int_status_t
(*fill) (const cairo_compositor_t *compositor,
cairo_composite_rectangles_t *extents,
const cairo_path_fixed_t *path,
cairo_fill_rule_t fill_rule,
double tolerance,
cairo_antialias_t antialias);
cairo_warn cairo_int_status_t
(*glyphs) (const cairo_compositor_t *compositor,
cairo_composite_rectangles_t *extents,
cairo_scaled_font_t *scaled_font,
cairo_glyph_t *glyphs,
int num_glyphs,
cairo_bool_t overlap);
};
struct cairo_mask_compositor {
cairo_compositor_t base;
cairo_int_status_t (*acquire) (void *surface);
cairo_int_status_t (*release) (void *surface);
cairo_int_status_t (*set_clip_region) (void *surface,
cairo_region_t *clip_region);
cairo_surface_t * (*pattern_to_surface) (cairo_surface_t *dst,
const cairo_pattern_t *pattern,
cairo_bool_t is_mask,
const cairo_rectangle_int_t *extents,
const cairo_rectangle_int_t *sample,
int *src_x, int *src_y);
cairo_int_status_t (*draw_image_boxes) (void *surface,
cairo_image_surface_t *image,
cairo_boxes_t *boxes,
int dx, int dy);
cairo_int_status_t (*copy_boxes) (void *surface,
cairo_surface_t *src,
cairo_boxes_t *boxes,
const cairo_rectangle_int_t *extents,
int dx, int dy);
cairo_int_status_t
(*fill_rectangles) (void *surface,
cairo_operator_t op,
const cairo_color_t *color,
cairo_rectangle_int_t *rectangles,
int num_rects);
cairo_int_status_t
(*fill_boxes) (void *surface,
cairo_operator_t op,
const cairo_color_t *color,
cairo_boxes_t *boxes);
cairo_int_status_t
(*composite) (void *dst,
cairo_operator_t op,
cairo_surface_t *src,
cairo_surface_t *mask,
int src_x,
int src_y,
int mask_x,
int mask_y,
int dst_x,
int dst_y,
unsigned int width,
unsigned int height);
cairo_int_status_t
(*composite_boxes) (void *surface,
cairo_operator_t op,
cairo_surface_t *source,
cairo_surface_t *mask,
int src_x,
int src_y,
int mask_x,
int mask_y,
int dst_x,
int dst_y,
cairo_boxes_t *boxes,
const cairo_rectangle_int_t *extents);
cairo_int_status_t
(*check_composite_glyphs) (const cairo_composite_rectangles_t *extents,
cairo_scaled_font_t *scaled_font,
cairo_glyph_t *glyphs,
int *num_glyphs);
cairo_int_status_t
(*composite_glyphs) (void *surface,
cairo_operator_t op,
cairo_surface_t *src,
int src_x,
int src_y,
int dst_x,
int dst_y,
cairo_composite_glyphs_info_t *info);
};
struct cairo_traps_compositor {
cairo_compositor_t base;
cairo_int_status_t
(*acquire) (void *surface);
cairo_int_status_t
(*release) (void *surface);
cairo_int_status_t
(*set_clip_region) (void *surface,
cairo_region_t *clip_region);
cairo_surface_t *
(*pattern_to_surface) (cairo_surface_t *dst,
const cairo_pattern_t *pattern,
cairo_bool_t is_mask,
const cairo_rectangle_int_t *extents,
const cairo_rectangle_int_t *sample,
int *src_x, int *src_y);
cairo_int_status_t (*draw_image_boxes) (void *surface,
cairo_image_surface_t *image,
cairo_boxes_t *boxes,
int dx, int dy);
cairo_int_status_t (*copy_boxes) (void *surface,
cairo_surface_t *src,
cairo_boxes_t *boxes,
const cairo_rectangle_int_t *extents,
int dx, int dy);
cairo_int_status_t
(*fill_boxes) (void *surface,
cairo_operator_t op,
const cairo_color_t *color,
cairo_boxes_t *boxes);
cairo_int_status_t
(*check_composite) (const cairo_composite_rectangles_t *extents);
cairo_int_status_t
(*composite) (void *dst,
cairo_operator_t op,
cairo_surface_t *src,
cairo_surface_t *mask,
int src_x,
int src_y,
int mask_x,
int mask_y,
int dst_x,
int dst_y,
unsigned int width,
unsigned int height);
cairo_int_status_t
(*lerp) (void *_dst,
cairo_surface_t *abstract_src,
cairo_surface_t *abstract_mask,
int src_x,
int src_y,
int mask_x,
int mask_y,
int dst_x,
int dst_y,
unsigned int width,
unsigned int height);
cairo_int_status_t
(*composite_boxes) (void *surface,
cairo_operator_t op,
cairo_surface_t *source,
cairo_surface_t *mask,
int src_x,
int src_y,
int mask_x,
int mask_y,
int dst_x,
int dst_y,
cairo_boxes_t *boxes,
const cairo_rectangle_int_t *extents);
cairo_int_status_t
(*composite_traps) (void *dst,
cairo_operator_t op,
cairo_surface_t *source,
int src_x,
int src_y,
int dst_x,
int dst_y,
const cairo_rectangle_int_t *extents,
cairo_antialias_t antialias,
cairo_traps_t *traps);
cairo_int_status_t
(*composite_tristrip) (void *dst,
cairo_operator_t op,
cairo_surface_t *source,
int src_x,
int src_y,
int dst_x,
int dst_y,
const cairo_rectangle_int_t *extents,
cairo_antialias_t antialias,
cairo_tristrip_t *tristrip);
cairo_int_status_t
(*check_composite_glyphs) (const cairo_composite_rectangles_t *extents,
cairo_scaled_font_t *scaled_font,
cairo_glyph_t *glyphs,
int *num_glyphs);
cairo_int_status_t
(*composite_glyphs) (void *surface,
cairo_operator_t op,
cairo_surface_t *src,
int src_x,
int src_y,
int dst_x,
int dst_y,
cairo_composite_glyphs_info_t *info);
};
cairo_private extern const cairo_compositor_t __cairo_no_compositor;
cairo_private extern const cairo_compositor_t _cairo_fallback_compositor;
cairo_private void
_cairo_mask_compositor_init (cairo_mask_compositor_t *compositor,
const cairo_compositor_t *delegate);
cairo_private void
_cairo_shape_mask_compositor_init (cairo_compositor_t *compositor,
const cairo_compositor_t *delegate);
cairo_private void
_cairo_traps_compositor_init (cairo_traps_compositor_t *compositor,
const cairo_compositor_t *delegate);
cairo_private cairo_int_status_t
_cairo_compositor_paint (const cairo_compositor_t *compositor,
cairo_surface_t *surface,
cairo_operator_t op,
const cairo_pattern_t *source,
const cairo_clip_t *clip);
cairo_private cairo_int_status_t
_cairo_compositor_mask (const cairo_compositor_t *compositor,
cairo_surface_t *surface,
cairo_operator_t op,
const cairo_pattern_t *source,
const cairo_pattern_t *mask,
const cairo_clip_t *clip);
cairo_private cairo_int_status_t
_cairo_compositor_stroke (const cairo_compositor_t *compositor,
cairo_surface_t *surface,
cairo_operator_t op,
const cairo_pattern_t *source,
const cairo_path_fixed_t *path,
const cairo_stroke_style_t *style,
const cairo_matrix_t *ctm,
const cairo_matrix_t *ctm_inverse,
double tolerance,
cairo_antialias_t antialias,
const cairo_clip_t *clip);
cairo_private cairo_int_status_t
_cairo_compositor_fill (const cairo_compositor_t *compositor,
cairo_surface_t *surface,
cairo_operator_t op,
const cairo_pattern_t *source,
const cairo_path_fixed_t *path,
cairo_fill_rule_t fill_rule,
double tolerance,
cairo_antialias_t antialias,
const cairo_clip_t *clip);
cairo_private cairo_int_status_t
_cairo_compositor_glyphs (const cairo_compositor_t *compositor,
cairo_surface_t *surface,
cairo_operator_t op,
const cairo_pattern_t *source,
cairo_glyph_t *glyphs,
int num_glyphs,
cairo_scaled_font_t *scaled_font,
const cairo_clip_t *clip);
CAIRO_END_DECLS
#endif /* CAIRO_COMPOSITOR_PRIVATE_H */