1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
|
/*
* Copyright (C) 2009 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 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 CACFLayerTreeHost_h
#define CACFLayerTreeHost_h
#if USE(ACCELERATED_COMPOSITING)
#include "AbstractCACFLayerTreeHost.h"
#include "COMPtr.h"
#include "Timer.h"
#include <wtf/HashSet.h>
#include <wtf/PassRefPtr.h>
#include <wtf/RefCounted.h>
#include <wtf/RefPtr.h>
#include <wtf/RetainPtr.h>
#include <wtf/Vector.h>
#include <CoreGraphics/CGGeometry.h>
interface IDirect3DDevice9;
struct WKCACFContext;
typedef struct CGImage* CGImageRef;
namespace WebCore {
class CACFLayerTreeHostClient;
class PlatformCALayer;
class CACFLayerTreeHost : public RefCounted<CACFLayerTreeHost>, private AbstractCACFLayerTreeHost {
public:
static PassRefPtr<CACFLayerTreeHost> create();
virtual ~CACFLayerTreeHost();
static bool acceleratedCompositingAvailable();
void setClient(CACFLayerTreeHostClient* client) { m_client = client; }
void setRootChildLayer(PlatformCALayer*);
void setWindow(HWND);
virtual void paint();
virtual void resize() = 0;
void flushPendingGraphicsLayerChangesSoon();
// AbstractCACFLayerTreeHost
virtual void flushPendingLayerChangesNow();
protected:
CACFLayerTreeHost();
CGRect bounds() const;
HWND window() const { return m_window; }
void notifyAnimationsStarted();
// AbstractCACFLayerTreeHost
virtual PlatformCALayer* rootLayer() const;
virtual bool createRenderer() = 0;
virtual void destroyRenderer();
virtual void contextDidChange();
private:
void initialize();
// AbstractCACFLayerTreeHost
virtual void addPendingAnimatedLayer(PassRefPtr<PlatformCALayer>);
virtual void layerTreeDidChange();
virtual void flushContext() = 0;
virtual CFTimeInterval lastCommitTime() const = 0;
virtual void render(const Vector<CGRect>& dirtyRects = Vector<CGRect>()) = 0;
virtual void initializeContext(void* userData, PlatformCALayer*) = 0;
CACFLayerTreeHostClient* m_client;
RefPtr<PlatformCALayer> m_rootLayer;
RefPtr<PlatformCALayer> m_rootChildLayer;
HashSet<RefPtr<PlatformCALayer> > m_pendingAnimatedLayers;
HWND m_window;
bool m_shouldFlushPendingGraphicsLayerChanges;
bool m_isFlushingLayerChanges;
#if !ASSERT_DISABLED
enum { WindowNotSet, WindowSet, WindowCleared } m_state;
#endif
};
}
#endif // USE(ACCELERATED_COMPOSITING)
#endif // CACFLayerTreeHost_h
|