forked from KolibriOS/kolibrios
366 lines
11 KiB
C
366 lines
11 KiB
C
/* -*- Mode: c; tab-width: 8; c-basic-offset: 4; indent-tabs-mode: t; -*- */
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/* cairo - a vector graphics library with display and print output
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*
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* Copyright © 2011 Intel Corporation
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*
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* This library is free software; you can redistribute it and/or
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* modify it either under the terms of the GNU Lesser General Public
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* License version 2.1 as published by the Free Software Foundation
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* (the "LGPL") or, at your option, under the terms of the Mozilla
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* Public License Version 1.1 (the "MPL"). If you do not alter this
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* notice, a recipient may use your version of this file under either
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* the MPL or the LGPL.
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*
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* You should have received a copy of the LGPL along with this library
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* in the file COPYING-LGPL-2.1; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA
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* You should have received a copy of the MPL along with this library
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* in the file COPYING-MPL-1.1
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*
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* The contents of this file are subject to the Mozilla Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
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* OF ANY KIND, either express or implied. See the LGPL or the MPL for
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* the specific language governing rights and limitations.
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*
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* The Original Code is the cairo graphics library.
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*
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* The Initial Developer of the Original Code is University of Southern
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* California.
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*
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* Contributor(s):
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* Chris Wilson <chris@chris-wilson.co.uk>
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*/
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#ifndef CAIRO_COMPOSITOR_PRIVATE_H
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#define CAIRO_COMPOSITOR_PRIVATE_H
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#include "cairo-composite-rectangles-private.h"
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CAIRO_BEGIN_DECLS
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typedef struct {
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cairo_scaled_font_t *font;
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cairo_glyph_t *glyphs;
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int num_glyphs;
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cairo_bool_t use_mask;
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cairo_rectangle_int_t extents;
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} cairo_composite_glyphs_info_t;
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struct cairo_compositor {
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const cairo_compositor_t *delegate;
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cairo_warn cairo_int_status_t
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(*paint) (const cairo_compositor_t *compositor,
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cairo_composite_rectangles_t *extents);
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cairo_warn cairo_int_status_t
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(*mask) (const cairo_compositor_t *compositor,
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cairo_composite_rectangles_t *extents);
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cairo_warn cairo_int_status_t
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(*stroke) (const cairo_compositor_t *compositor,
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cairo_composite_rectangles_t *extents,
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const cairo_path_fixed_t *path,
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const cairo_stroke_style_t *style,
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const cairo_matrix_t *ctm,
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const cairo_matrix_t *ctm_inverse,
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double tolerance,
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cairo_antialias_t antialias);
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cairo_warn cairo_int_status_t
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(*fill) (const cairo_compositor_t *compositor,
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cairo_composite_rectangles_t *extents,
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const cairo_path_fixed_t *path,
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cairo_fill_rule_t fill_rule,
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double tolerance,
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cairo_antialias_t antialias);
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cairo_warn cairo_int_status_t
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(*glyphs) (const cairo_compositor_t *compositor,
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cairo_composite_rectangles_t *extents,
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cairo_scaled_font_t *scaled_font,
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cairo_glyph_t *glyphs,
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int num_glyphs,
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cairo_bool_t overlap);
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};
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struct cairo_mask_compositor {
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cairo_compositor_t base;
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cairo_int_status_t (*acquire) (void *surface);
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cairo_int_status_t (*release) (void *surface);
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cairo_int_status_t (*set_clip_region) (void *surface,
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cairo_region_t *clip_region);
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cairo_surface_t * (*pattern_to_surface) (cairo_surface_t *dst,
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const cairo_pattern_t *pattern,
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cairo_bool_t is_mask,
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const cairo_rectangle_int_t *extents,
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const cairo_rectangle_int_t *sample,
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int *src_x, int *src_y);
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cairo_int_status_t (*draw_image_boxes) (void *surface,
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cairo_image_surface_t *image,
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cairo_boxes_t *boxes,
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int dx, int dy);
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cairo_int_status_t (*copy_boxes) (void *surface,
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cairo_surface_t *src,
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cairo_boxes_t *boxes,
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const cairo_rectangle_int_t *extents,
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int dx, int dy);
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cairo_int_status_t
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(*fill_rectangles) (void *surface,
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cairo_operator_t op,
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const cairo_color_t *color,
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cairo_rectangle_int_t *rectangles,
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int num_rects);
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cairo_int_status_t
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(*fill_boxes) (void *surface,
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cairo_operator_t op,
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const cairo_color_t *color,
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cairo_boxes_t *boxes);
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cairo_int_status_t
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(*check_composite) (const cairo_composite_rectangles_t *extents);
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cairo_int_status_t
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(*composite) (void *dst,
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cairo_operator_t op,
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cairo_surface_t *src,
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cairo_surface_t *mask,
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int src_x,
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int src_y,
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int mask_x,
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int mask_y,
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int dst_x,
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int dst_y,
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unsigned int width,
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unsigned int height);
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cairo_int_status_t
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(*composite_boxes) (void *surface,
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cairo_operator_t op,
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cairo_surface_t *source,
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cairo_surface_t *mask,
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int src_x,
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int src_y,
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int mask_x,
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int mask_y,
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int dst_x,
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int dst_y,
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cairo_boxes_t *boxes,
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const cairo_rectangle_int_t *extents);
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cairo_int_status_t
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(*check_composite_glyphs) (const cairo_composite_rectangles_t *extents,
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cairo_scaled_font_t *scaled_font,
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cairo_glyph_t *glyphs,
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int *num_glyphs);
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cairo_int_status_t
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(*composite_glyphs) (void *surface,
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cairo_operator_t op,
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cairo_surface_t *src,
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int src_x,
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int src_y,
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int dst_x,
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int dst_y,
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cairo_composite_glyphs_info_t *info);
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};
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struct cairo_traps_compositor {
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cairo_compositor_t base;
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cairo_int_status_t
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(*acquire) (void *surface);
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cairo_int_status_t
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(*release) (void *surface);
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cairo_int_status_t
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(*set_clip_region) (void *surface,
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cairo_region_t *clip_region);
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cairo_surface_t *
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(*pattern_to_surface) (cairo_surface_t *dst,
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const cairo_pattern_t *pattern,
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cairo_bool_t is_mask,
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const cairo_rectangle_int_t *extents,
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const cairo_rectangle_int_t *sample,
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int *src_x, int *src_y);
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cairo_int_status_t (*draw_image_boxes) (void *surface,
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cairo_image_surface_t *image,
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cairo_boxes_t *boxes,
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int dx, int dy);
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cairo_int_status_t (*copy_boxes) (void *surface,
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cairo_surface_t *src,
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cairo_boxes_t *boxes,
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const cairo_rectangle_int_t *extents,
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int dx, int dy);
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cairo_int_status_t
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(*fill_boxes) (void *surface,
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cairo_operator_t op,
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const cairo_color_t *color,
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cairo_boxes_t *boxes);
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cairo_int_status_t
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(*check_composite) (const cairo_composite_rectangles_t *extents);
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cairo_int_status_t
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(*composite) (void *dst,
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cairo_operator_t op,
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cairo_surface_t *src,
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cairo_surface_t *mask,
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int src_x,
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int src_y,
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int mask_x,
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int mask_y,
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int dst_x,
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int dst_y,
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unsigned int width,
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unsigned int height);
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cairo_int_status_t
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(*lerp) (void *_dst,
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cairo_surface_t *abstract_src,
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cairo_surface_t *abstract_mask,
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int src_x,
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int src_y,
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int mask_x,
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int mask_y,
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int dst_x,
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int dst_y,
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unsigned int width,
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unsigned int height);
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cairo_int_status_t
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(*composite_boxes) (void *surface,
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cairo_operator_t op,
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cairo_surface_t *source,
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cairo_surface_t *mask,
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int src_x,
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int src_y,
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int mask_x,
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int mask_y,
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int dst_x,
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int dst_y,
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cairo_boxes_t *boxes,
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const cairo_rectangle_int_t *extents);
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cairo_int_status_t
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(*composite_traps) (void *dst,
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cairo_operator_t op,
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cairo_surface_t *source,
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int src_x,
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int src_y,
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int dst_x,
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int dst_y,
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const cairo_rectangle_int_t *extents,
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cairo_antialias_t antialias,
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cairo_traps_t *traps);
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cairo_int_status_t
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(*composite_tristrip) (void *dst,
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cairo_operator_t op,
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cairo_surface_t *source,
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int src_x,
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int src_y,
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int dst_x,
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int dst_y,
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const cairo_rectangle_int_t *extents,
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cairo_antialias_t antialias,
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cairo_tristrip_t *tristrip);
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cairo_int_status_t
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(*check_composite_glyphs) (const cairo_composite_rectangles_t *extents,
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cairo_scaled_font_t *scaled_font,
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cairo_glyph_t *glyphs,
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int *num_glyphs);
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cairo_int_status_t
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(*composite_glyphs) (void *surface,
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cairo_operator_t op,
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cairo_surface_t *src,
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int src_x,
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int src_y,
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int dst_x,
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int dst_y,
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cairo_composite_glyphs_info_t *info);
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};
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cairo_private extern const cairo_compositor_t __cairo_no_compositor;
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cairo_private extern const cairo_compositor_t _cairo_fallback_compositor;
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cairo_private void
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_cairo_mask_compositor_init (cairo_mask_compositor_t *compositor,
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const cairo_compositor_t *delegate);
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cairo_private void
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_cairo_shape_mask_compositor_init (cairo_compositor_t *compositor,
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const cairo_compositor_t *delegate);
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cairo_private void
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_cairo_traps_compositor_init (cairo_traps_compositor_t *compositor,
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const cairo_compositor_t *delegate);
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cairo_private cairo_int_status_t
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_cairo_compositor_paint (const cairo_compositor_t *compositor,
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cairo_surface_t *surface,
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cairo_operator_t op,
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const cairo_pattern_t *source,
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const cairo_clip_t *clip);
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cairo_private cairo_int_status_t
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_cairo_compositor_mask (const cairo_compositor_t *compositor,
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cairo_surface_t *surface,
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cairo_operator_t op,
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const cairo_pattern_t *source,
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const cairo_pattern_t *mask,
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const cairo_clip_t *clip);
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cairo_private cairo_int_status_t
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_cairo_compositor_stroke (const cairo_compositor_t *compositor,
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cairo_surface_t *surface,
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cairo_operator_t op,
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const cairo_pattern_t *source,
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const cairo_path_fixed_t *path,
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const cairo_stroke_style_t *style,
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const cairo_matrix_t *ctm,
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const cairo_matrix_t *ctm_inverse,
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double tolerance,
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cairo_antialias_t antialias,
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const cairo_clip_t *clip);
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cairo_private cairo_int_status_t
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_cairo_compositor_fill (const cairo_compositor_t *compositor,
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cairo_surface_t *surface,
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cairo_operator_t op,
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const cairo_pattern_t *source,
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const cairo_path_fixed_t *path,
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cairo_fill_rule_t fill_rule,
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double tolerance,
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cairo_antialias_t antialias,
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const cairo_clip_t *clip);
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cairo_private cairo_int_status_t
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_cairo_compositor_glyphs (const cairo_compositor_t *compositor,
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cairo_surface_t *surface,
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cairo_operator_t op,
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const cairo_pattern_t *source,
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cairo_glyph_t *glyphs,
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int num_glyphs,
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cairo_scaled_font_t *scaled_font,
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const cairo_clip_t *clip);
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CAIRO_END_DECLS
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#endif /* CAIRO_COMPOSITOR_PRIVATE_H */
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