68 lines
2.4 KiB
C
68 lines
2.4 KiB
C
/* cairo - a vector graphics library with display and print output
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*
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* Copyright © 2009 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 Intel Corporation.
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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_SURFACE_SNAPSHOT_INLINE_H
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#define CAIRO_SURFACE_SNAPSHOT_INLINE_H
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#include "cairo-surface-snapshot-private.h"
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#include "cairo-surface-inline.h"
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static inline cairo_bool_t
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_cairo_surface_snapshot_is_reused (cairo_surface_t *surface)
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{
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return CAIRO_REFERENCE_COUNT_GET_VALUE (&surface->ref_count) > 2;
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}
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static inline cairo_surface_t *
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_cairo_surface_snapshot_get_target (cairo_surface_t *surface)
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{
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cairo_surface_snapshot_t *snapshot = (cairo_surface_snapshot_t *) surface;
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cairo_surface_t *target;
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CAIRO_MUTEX_LOCK (snapshot->mutex);
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target = _cairo_surface_reference (snapshot->target);
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CAIRO_MUTEX_UNLOCK (snapshot->mutex);
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return target;
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}
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static inline cairo_bool_t
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_cairo_surface_is_snapshot (cairo_surface_t *surface)
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{
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return surface->backend->type == (cairo_surface_type_t)CAIRO_INTERNAL_SURFACE_TYPE_SNAPSHOT;
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}
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#endif /* CAIRO_SURFACE_SNAPSHOT_INLINE_H */
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