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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 |
| 5 #ifndef CCScrollbarLayerImpl_h |
| 6 #define CCScrollbarLayerImpl_h |
| 7 |
| 8 #if USE(ACCELERATED_COMPOSITING) |
| 9 |
| 10 #include "CCLayerImpl.h" |
| 11 #include "CCScrollbarGeometryFixedThumb.h" |
| 12 #include <public/WebRect.h> |
| 13 #include <public/WebScrollbar.h> |
| 14 #include <public/WebVector.h> |
| 15 |
| 16 namespace cc { |
| 17 |
| 18 class ScrollView; |
| 19 |
| 20 class CCScrollbarLayerImpl : public CCLayerImpl { |
| 21 public: |
| 22 static scoped_ptr<CCScrollbarLayerImpl> create(int id); |
| 23 virtual ~CCScrollbarLayerImpl(); |
| 24 |
| 25 CCScrollbarGeometryFixedThumb* scrollbarGeometry() const { return m_geometry
.get(); } |
| 26 void setScrollbarGeometry(PassOwnPtr<CCScrollbarGeometryFixedThumb>); |
| 27 void setScrollbarData(WebKit::WebScrollbar*); |
| 28 |
| 29 void setBackTrackResourceId(CCResourceProvider::ResourceId id) { m_backTrack
ResourceId = id; } |
| 30 void setForeTrackResourceId(CCResourceProvider::ResourceId id) { m_foreTrack
ResourceId = id; } |
| 31 void setThumbResourceId(CCResourceProvider::ResourceId id) { m_thumbResource
Id = id; } |
| 32 |
| 33 float currentPos() const { return m_currentPos; } |
| 34 void setCurrentPos(float currentPos) { m_currentPos = currentPos; } |
| 35 |
| 36 int totalSize() const { return m_totalSize; } |
| 37 void setTotalSize(int totalSize) { m_totalSize = totalSize; } |
| 38 |
| 39 int maximum() const { return m_maximum; } |
| 40 void setMaximum(int maximum) { m_maximum = maximum; } |
| 41 |
| 42 WebKit::WebScrollbar::Orientation orientation() const { return m_orientation
; } |
| 43 |
| 44 virtual void appendQuads(CCQuadSink&, CCAppendQuadsData&) OVERRIDE; |
| 45 |
| 46 virtual void didLoseContext() OVERRIDE; |
| 47 |
| 48 protected: |
| 49 explicit CCScrollbarLayerImpl(int id); |
| 50 |
| 51 private: |
| 52 // nested class only to avoid namespace problem |
| 53 class CCScrollbar : public WebKit::WebScrollbar { |
| 54 public: |
| 55 explicit CCScrollbar(CCScrollbarLayerImpl* owner) : m_owner(owner) { } |
| 56 |
| 57 // WebScrollbar implementation |
| 58 virtual bool isOverlay() const; |
| 59 virtual int value() const; |
| 60 virtual WebKit::WebPoint location() const; |
| 61 virtual WebKit::WebSize size() const; |
| 62 virtual bool enabled() const; |
| 63 virtual int maximum() const; |
| 64 virtual int totalSize() const; |
| 65 virtual bool isScrollViewScrollbar() const; |
| 66 virtual bool isScrollableAreaActive() const; |
| 67 virtual void getTickmarks(WebKit::WebVector<WebKit::WebRect>& tickmarks)
const; |
| 68 virtual WebScrollbar::ScrollbarControlSize controlSize() const; |
| 69 virtual WebScrollbar::ScrollbarPart pressedPart() const; |
| 70 virtual WebScrollbar::ScrollbarPart hoveredPart() const; |
| 71 virtual WebScrollbar::ScrollbarOverlayStyle scrollbarOverlayStyle() cons
t; |
| 72 virtual WebScrollbar::Orientation orientation() const; |
| 73 virtual bool isCustomScrollbar() const; |
| 74 |
| 75 private: |
| 76 CCScrollbarLayerImpl* m_owner; |
| 77 |
| 78 }; |
| 79 |
| 80 virtual const char* layerTypeAsString() const OVERRIDE; |
| 81 |
| 82 CCScrollbar m_scrollbar; |
| 83 |
| 84 CCResourceProvider::ResourceId m_backTrackResourceId; |
| 85 CCResourceProvider::ResourceId m_foreTrackResourceId; |
| 86 CCResourceProvider::ResourceId m_thumbResourceId; |
| 87 |
| 88 OwnPtr<CCScrollbarGeometryFixedThumb> m_geometry; |
| 89 |
| 90 // Data to implement CCScrollbar |
| 91 WebKit::WebScrollbar::ScrollbarOverlayStyle m_scrollbarOverlayStyle; |
| 92 WebKit::WebVector<WebKit::WebRect> m_tickmarks; |
| 93 WebKit::WebScrollbar::Orientation m_orientation; |
| 94 WebKit::WebScrollbar::ScrollbarControlSize m_controlSize; |
| 95 WebKit::WebScrollbar::ScrollbarPart m_pressedPart; |
| 96 WebKit::WebScrollbar::ScrollbarPart m_hoveredPart; |
| 97 |
| 98 float m_currentPos; |
| 99 int m_totalSize; |
| 100 int m_maximum; |
| 101 |
| 102 bool m_isScrollableAreaActive; |
| 103 bool m_isScrollViewScrollbar; |
| 104 bool m_enabled; |
| 105 bool m_isCustomScrollbar; |
| 106 bool m_isOverlayScrollbar; |
| 107 }; |
| 108 |
| 109 } |
| 110 #endif // USE(ACCELERATED_COMPOSITING) |
| 111 |
| 112 #endif |
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