1/*
2 * Copyright (C) 2011 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef CoreAnimationRenderer_h
27#define CoreAnimationRenderer_h
28
29#include <wtf/PassRefPtr.h>
30#include <wtf/RefCounted.h>
31#include <wtf/RetainPtr.h>
32
33OBJC_CLASS CALayer;
34OBJC_CLASS CARenderer;
35
36typedef struct _CGLContextObject* CGLContextObj;
37
38namespace WebKit {
39
40class CoreAnimationRenderer : public RefCounted<CoreAnimationRenderer> {
41public:
42    class Client {
43    public:
44        virtual ~Client() { }
45        virtual void rendererDidChange(CoreAnimationRenderer*) = 0;
46    };
47
48    static PassRefPtr<CoreAnimationRenderer> create(Client*, CGLContextObj, CALayer *);
49    ~CoreAnimationRenderer();
50
51    void invalidate();
52
53    void setBounds(CGRect);
54    void render(CFTimeInterval frameTime, CVTimeStamp*, CFTimeInterval& nextFrameTime);
55
56private:
57    CoreAnimationRenderer(Client*, CGLContextObj, CALayer *);
58
59    static void rendererDidChange(void*);
60    void rendererDidChange();
61
62    Client* m_client;
63    CGLContextObj m_cglContext;
64    RetainPtr<CARenderer> m_renderer;
65};
66
67} // namespace WebKit
68
69#endif // CoreAnimationRenderer_h
70