/* cairo - a vector graphics library with display and print output
*
* Copyright © 2002 University of Southern California
* Copyright © 2005 Red Hat , Inc .
*
* 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 . , 59 Temple Place , Suite 330 , Boston , MA 02111 - 1307 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 ) :
* Carl D . Worth < cworth @ cworth . org >
*/
#ifndef CAIRO_IMAGE_SURFACE_INLINE_H
#define CAIRO_IMAGE_SURFACE_INLINE_H
#include "cairo-surface-private.h"
#include "cairo-image-surface-private.h"
CAIRO_BEGIN_DECLS
static inline cairo_image_surface_t *
_cairo_image_surface_create_in_error (cairo_status_t status)
{
return (cairo_image_surface_t *) _cairo_surface_create_in_error (status);
}
static inline void
_cairo_image_surface_set_parent (cairo_image_surface_t *image,
cairo_surface_t *parent)
{
image->parent = parent;
}
static inline cairo_bool_t
_cairo_image_surface_is_clone (cairo_image_surface_t *image)
{
return image->parent != NULL;
}
/**
* _ cairo_surface_is_image :
* @ surface : a # cairo_surface_t
*
* Checks if a surface is an # cairo_image_surface_t
*
* Return value : % TRUE if the surface is an image surface
**/
static inline cairo_bool_t
_cairo_surface_is_image (const cairo_surface_t *surface)
{
/* _cairo_surface_nil sets a NULL backend so be safe */
return surface->backend && surface->backend->type == CAIRO_SURFACE_TYPE_IMAGE;
}
/**
* _ cairo_surface_is_image_source :
* @ surface : a # cairo_surface_t
*
* Checks if a surface is an # cairo_image_source_t
*
* Return value : % TRUE if the surface is an image source
**/
static inline cairo_bool_t
_cairo_surface_is_image_source (const cairo_surface_t *surface)
{
return surface->backend == &_cairo_image_source_backend;
}
CAIRO_END_DECLS
#endif /* CAIRO_IMAGE_SURFACE_INLINE_H */
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