/*
* Copyright (C) 2011 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef WebGLContextGroup_h
#define WebGLContextGroup_h
#include "core/html/canvas/WebGLRenderingContextBase.h"
#include "wtf/HashSet.h"
#include "wtf/PassRefPtr.h"
#include "wtf/RefCounted.h"
namespace blink {
class WebGraphicsContext3D;
}
namespace WebCore {
class WebGLExtension;
class WebGLSharedObject;
class WebGLRenderingContextBase;
typedef int ExceptionCode;
class WebGLContextGroup FINAL : public RefCounted<WebGLContextGroup> {
public:
static PassRefPtr<WebGLContextGroup> create();
~WebGLContextGroup();
void addContext(WebGLRenderingContextBase*);
void removeContext(WebGLRenderingContextBase*);
void addObject(WebGLSharedObject*);
void removeObject(WebGLSharedObject*);
blink::WebGraphicsContext3D* getAWebGraphicsContext3D();
void loseContextGroup(WebGLRenderingContextBase::LostContextMode);
private:
friend class WebGLObject;
WebGLContextGroup();
void detachAndRemoveAllObjects();
HashSet<WebGLRenderingContextBase*> m_contexts;
HashSet<WebGLSharedObject*> m_groupObjects;
};
} // namespace WebCore
#endif // WebGLContextGroup_h