forked from KolibriOS/kolibrios
112 lines
3.7 KiB
C
112 lines
3.7 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_SPANS_COMPOSITOR_PRIVATE_H
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#define CAIRO_SPANS_COMPOSITOR_PRIVATE_H
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#include "cairo-compositor-private.h"
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#include "cairo-types-private.h"
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#include "cairo-spans-private.h"
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CAIRO_BEGIN_DECLS
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typedef struct _cairo_abstract_span_renderer {
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cairo_span_renderer_t base;
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char data[4096];
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} cairo_abstract_span_renderer_t;
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struct cairo_spans_compositor {
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cairo_compositor_t base;
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unsigned int flags;
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#define CAIRO_SPANS_COMPOSITOR_HAS_LERP 0x1
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/* pixel-aligned fast paths */
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cairo_int_status_t (*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 (*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_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 (*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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/* general shape masks using a span renderer */
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cairo_int_status_t (*renderer_init) (cairo_abstract_span_renderer_t *renderer,
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const cairo_composite_rectangles_t *extents,
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cairo_antialias_t antialias,
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cairo_bool_t needs_clip);
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void (*renderer_fini) (cairo_abstract_span_renderer_t *renderer,
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cairo_int_status_t status);
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};
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cairo_private void
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_cairo_spans_compositor_init (cairo_spans_compositor_t *compositor,
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const cairo_compositor_t *delegate);
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CAIRO_END_DECLS
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#endif /* CAIRO_SPANS_COMPOSITOR_PRIVATE_H */
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