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1 // Copyright 2012 The Chromium Authors. All rights reserved. | 1 // Copyright 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 | 5 // Temporary forwarding header |
6 #ifndef ScrollbarLayerChromium_h | 6 #include "cc/scrollbar_layer.h" |
7 #define ScrollbarLayerChromium_h | |
8 | |
9 #if USE(ACCELERATED_COMPOSITING) | |
10 | |
11 #include "LayerChromium.h" | |
12 #include "caching_bitmap_canvas_layer_texture_updater.h" | |
13 #include <public/WebScrollbar.h> | |
14 #include <public/WebScrollbarThemeGeometry.h> | |
15 #include <public/WebScrollbarThemePainter.h> | |
16 | |
17 namespace cc { | |
18 | |
19 class Scrollbar; | |
20 class ScrollbarThemeComposite; | |
21 class CCTextureUpdateQueue; | |
22 | |
23 class ScrollbarLayerChromium : public LayerChromium { | |
24 public: | |
25 virtual scoped_ptr<CCLayerImpl> createCCLayerImpl() OVERRIDE; | |
26 | |
27 static scoped_refptr<ScrollbarLayerChromium> create(PassOwnPtr<WebKit::WebSc
rollbar>, WebKit::WebScrollbarThemePainter, PassOwnPtr<WebKit::WebScrollbarTheme
Geometry>, int scrollLayerId); | |
28 | |
29 // LayerChromium interface | |
30 virtual bool needsContentsScale() const OVERRIDE; | |
31 virtual IntSize contentBounds() const OVERRIDE; | |
32 virtual void setTexturePriorities(const CCPriorityCalculator&) OVERRIDE; | |
33 virtual void update(CCTextureUpdateQueue&, const CCOcclusionTracker*, CCRend
eringStats&) OVERRIDE; | |
34 virtual void setLayerTreeHost(CCLayerTreeHost*) OVERRIDE; | |
35 virtual void pushPropertiesTo(CCLayerImpl*) OVERRIDE; | |
36 | |
37 int scrollLayerId() const { return m_scrollLayerId; } | |
38 void setScrollLayerId(int id) { m_scrollLayerId = id; } | |
39 | |
40 virtual ScrollbarLayerChromium* toScrollbarLayerChromium() OVERRIDE; | |
41 | |
42 protected: | |
43 ScrollbarLayerChromium(PassOwnPtr<WebKit::WebScrollbar>, WebKit::WebScrollba
rThemePainter, PassOwnPtr<WebKit::WebScrollbarThemeGeometry>, int scrollLayerId)
; | |
44 virtual ~ScrollbarLayerChromium(); | |
45 | |
46 private: | |
47 void updatePart(CachingBitmapCanvasLayerTextureUpdater*, LayerTextureUpdater
::Texture*, const IntRect&, CCTextureUpdateQueue&, CCRenderingStats&); | |
48 void createTextureUpdaterIfNeeded(); | |
49 | |
50 OwnPtr<WebKit::WebScrollbar> m_scrollbar; | |
51 WebKit::WebScrollbarThemePainter m_painter; | |
52 OwnPtr<WebKit::WebScrollbarThemeGeometry> m_geometry; | |
53 int m_scrollLayerId; | |
54 | |
55 GC3Denum m_textureFormat; | |
56 | |
57 RefPtr<CachingBitmapCanvasLayerTextureUpdater> m_backTrackUpdater; | |
58 RefPtr<CachingBitmapCanvasLayerTextureUpdater> m_foreTrackUpdater; | |
59 RefPtr<CachingBitmapCanvasLayerTextureUpdater> m_thumbUpdater; | |
60 | |
61 // All the parts of the scrollbar except the thumb | |
62 OwnPtr<LayerTextureUpdater::Texture> m_backTrack; | |
63 OwnPtr<LayerTextureUpdater::Texture> m_foreTrack; | |
64 OwnPtr<LayerTextureUpdater::Texture> m_thumb; | |
65 }; | |
66 | |
67 } | |
68 #endif // USE(ACCELERATED_COMPOSITING) | |
69 | |
70 #endif | |
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