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7944601864
Only copy the pattern if we need to modify it, e.g. preserve a copy in a snapshot or a soft-mask, or to modify the matrix. Otherwise we can continue to use the original pattern and mark it as const in order to generate compiler warnings if we do attempt to write to it.
132 lines
4.5 KiB
C
132 lines
4.5 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 © 2002 University of Southern California
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* Copyright © 2005 Red Hat, Inc.
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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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* Carl D. Worth <cworth@cworth.org>
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*/
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#ifndef CAIRO_SURFACE_FALLBACK_PRIVATE_H
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#define CAIRO_SURFACE_FALLBACK_PRIVATE_H
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#include "cairoint.h"
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cairo_private cairo_status_t
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_cairo_surface_fallback_paint (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_private cairo_status_t
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_cairo_surface_fallback_mask (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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cairo_private cairo_status_t
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_cairo_surface_fallback_stroke (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_path_fixed_t *path,
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cairo_stroke_style_t *stroke_style,
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cairo_matrix_t *ctm,
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cairo_matrix_t *ctm_inverse,
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double tolerance,
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cairo_antialias_t antialias);
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cairo_private cairo_status_t
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_cairo_surface_fallback_fill (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_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_private cairo_status_t
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_cairo_surface_fallback_show_glyphs (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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cairo_private cairo_surface_t *
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_cairo_surface_fallback_snapshot (cairo_surface_t *surface);
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cairo_private cairo_status_t
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_cairo_surface_fallback_composite (cairo_operator_t op,
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const cairo_pattern_t *src,
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const cairo_pattern_t *mask,
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cairo_surface_t *dst,
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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_private cairo_status_t
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_cairo_surface_fallback_fill_rectangles (cairo_surface_t *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 *rects,
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int num_rects);
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cairo_private cairo_status_t
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_cairo_surface_fallback_composite_trapezoids (cairo_operator_t op,
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const cairo_pattern_t *pattern,
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cairo_surface_t *dst,
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cairo_antialias_t antialias,
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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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unsigned int width,
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unsigned int height,
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cairo_trapezoid_t *traps,
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int num_traps);
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cairo_private cairo_status_t
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_cairo_surface_fallback_clone_similar (cairo_surface_t *surface,
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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 width,
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int height,
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int *clone_offset_x,
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int *clone_offset_y,
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cairo_surface_t **clone_out);
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#endif
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