1 /* cairo - a vector graphics library with display and print output
3 * Copyright © 2002 University of Southern California
4 * Copyright © 2005 Red Hat, Inc.
6 * This library is free software; you can redistribute it and/or
7 * modify it either under the terms of the GNU Lesser General Public
8 * License version 2.1 as published by the Free Software Foundation
9 * (the "LGPL") or, at your option, under the terms of the Mozilla
10 * Public License Version 1.1 (the "MPL"). If you do not alter this
11 * notice, a recipient may use your version of this file under either
12 * the MPL or the LGPL.
14 * You should have received a copy of the LGPL along with this library
15 * in the file COPYING-LGPL-2.1; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 * You should have received a copy of the MPL along with this library
18 * in the file COPYING-MPL-1.1
20 * The contents of this file are subject to the Mozilla Public License
21 * Version 1.1 (the "License"); you may not use this file except in
22 * compliance with the License. You may obtain a copy of the License at
23 * http://www.mozilla.org/MPL/
25 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
26 * OF ANY KIND, either express or implied. See the LGPL or the MPL for
27 * the specific language governing rights and limitations.
29 * The Original Code is the cairo graphics library.
31 * The Initial Developer of the Original Code is University of Southern
35 * Carl D. Worth <cworth@cworth.org>
38 #ifndef CAIRO_IMAGE_SURFACE_INLINE_H
39 #define CAIRO_IMAGE_SURFACE_INLINE_H
41 #include "cairo-surface-private.h"
42 #include "cairo-image-surface-private.h"
46 static inline cairo_image_surface_t *
47 _cairo_image_surface_create_in_error (cairo_status_t status)
49 return (cairo_image_surface_t *) _cairo_surface_create_in_error (status);
53 _cairo_image_surface_set_parent (cairo_image_surface_t *image,
54 cairo_surface_t *parent)
56 image->parent = parent;
57 cairo_surface_reference (parent);
60 static inline cairo_bool_t
61 _cairo_image_surface_is_clone (cairo_image_surface_t *image)
63 return image->parent != NULL;
67 * _cairo_surface_is_image:
68 * @surface: a #cairo_surface_t
70 * Checks if a surface is an #cairo_image_surface_t
72 * Return value: %TRUE if the surface is an image surface
74 static inline cairo_bool_t
75 _cairo_surface_is_image (const cairo_surface_t *surface)
77 /* _cairo_surface_nil sets a NULL backend so be safe */
78 return surface->backend && surface->backend->type == CAIRO_SURFACE_TYPE_IMAGE;
82 * _cairo_surface_is_image_source:
83 * @surface: a #cairo_surface_t
85 * Checks if a surface is an #cairo_image_source_t
87 * Return value: %TRUE if the surface is an image source
89 static inline cairo_bool_t
90 _cairo_surface_is_image_source (const cairo_surface_t *surface)
92 return surface->backend == &_cairo_image_source_backend;
97 #endif /* CAIRO_IMAGE_SURFACE_INLINE_H */