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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 #ifndef CCScrollbarGeometryStub_h | 5 #ifndef CCScrollbarGeometryStub_h |
6 #define CCScrollbarGeometryStub_h | 6 #define CCScrollbarGeometryStub_h |
7 | 7 |
8 #include "base/memory/scoped_ptr.h" | 8 #include "base/memory/scoped_ptr.h" |
9 #include <public/WebScrollbarThemeGeometry.h> | 9 #include <public/WebScrollbarThemeGeometry.h> |
10 | 10 |
11 namespace cc { | 11 namespace cc { |
12 | 12 |
13 // This subclass wraps an existing scrollbar geometry class so that | 13 // This subclass wraps an existing scrollbar geometry class so that |
14 // another class can derive from it and override specific functions, while | 14 // another class can derive from it and override specific functions, while |
15 // passing through the remaining ones. | 15 // passing through the remaining ones. |
16 class CCScrollbarGeometryStub : public WebKit::WebScrollbarThemeGeometry { | 16 class ScrollbarGeometryStub : public WebKit::WebScrollbarThemeGeometry { |
17 public: | 17 public: |
18 virtual ~CCScrollbarGeometryStub(); | 18 virtual ~ScrollbarGeometryStub(); |
19 | 19 |
20 // Allow derived classes to update themselves from a scrollbar. | 20 // Allow derived classes to update themselves from a scrollbar. |
21 void update(WebKit::WebScrollbar*) { } | 21 void update(WebKit::WebScrollbar*) { } |
22 | 22 |
23 // WebScrollbarThemeGeometry interface | 23 // WebScrollbarThemeGeometry interface |
24 virtual WebKit::WebScrollbarThemeGeometry* clone() const OVERRIDE; | 24 virtual WebKit::WebScrollbarThemeGeometry* clone() const OVERRIDE; |
25 virtual int thumbPosition(WebKit::WebScrollbar*) OVERRIDE; | 25 virtual int thumbPosition(WebKit::WebScrollbar*) OVERRIDE; |
26 virtual int thumbLength(WebKit::WebScrollbar*) OVERRIDE; | 26 virtual int thumbLength(WebKit::WebScrollbar*) OVERRIDE; |
27 virtual int trackPosition(WebKit::WebScrollbar*) OVERRIDE; | 27 virtual int trackPosition(WebKit::WebScrollbar*) OVERRIDE; |
28 virtual int trackLength(WebKit::WebScrollbar*) OVERRIDE; | 28 virtual int trackLength(WebKit::WebScrollbar*) OVERRIDE; |
29 virtual bool hasButtons(WebKit::WebScrollbar*) OVERRIDE; | 29 virtual bool hasButtons(WebKit::WebScrollbar*) OVERRIDE; |
30 virtual bool hasThumb(WebKit::WebScrollbar*) OVERRIDE; | 30 virtual bool hasThumb(WebKit::WebScrollbar*) OVERRIDE; |
31 virtual WebKit::WebRect trackRect(WebKit::WebScrollbar*) OVERRIDE; | 31 virtual WebKit::WebRect trackRect(WebKit::WebScrollbar*) OVERRIDE; |
32 virtual WebKit::WebRect thumbRect(WebKit::WebScrollbar*) OVERRIDE; | 32 virtual WebKit::WebRect thumbRect(WebKit::WebScrollbar*) OVERRIDE; |
33 virtual int minimumThumbLength(WebKit::WebScrollbar*) OVERRIDE; | 33 virtual int minimumThumbLength(WebKit::WebScrollbar*) OVERRIDE; |
34 virtual int scrollbarThickness(WebKit::WebScrollbar*) OVERRIDE; | 34 virtual int scrollbarThickness(WebKit::WebScrollbar*) OVERRIDE; |
35 virtual WebKit::WebRect backButtonStartRect(WebKit::WebScrollbar*) OVERRIDE; | 35 virtual WebKit::WebRect backButtonStartRect(WebKit::WebScrollbar*) OVERRIDE; |
36 virtual WebKit::WebRect backButtonEndRect(WebKit::WebScrollbar*) OVERRIDE; | 36 virtual WebKit::WebRect backButtonEndRect(WebKit::WebScrollbar*) OVERRIDE; |
37 virtual WebKit::WebRect forwardButtonStartRect(WebKit::WebScrollbar*) OVERRI
DE; | 37 virtual WebKit::WebRect forwardButtonStartRect(WebKit::WebScrollbar*) OVERRI
DE; |
38 virtual WebKit::WebRect forwardButtonEndRect(WebKit::WebScrollbar*) OVERRIDE
; | 38 virtual WebKit::WebRect forwardButtonEndRect(WebKit::WebScrollbar*) OVERRIDE
; |
39 virtual WebKit::WebRect constrainTrackRectToTrackPieces(WebKit::WebScrollbar
*, const WebKit::WebRect&) OVERRIDE; | 39 virtual WebKit::WebRect constrainTrackRectToTrackPieces(WebKit::WebScrollbar
*, const WebKit::WebRect&) OVERRIDE; |
40 virtual void splitTrack(WebKit::WebScrollbar*, const WebKit::WebRect& track,
WebKit::WebRect& startTrack, WebKit::WebRect& thumb, WebKit::WebRect& endTrack)
OVERRIDE; | 40 virtual void splitTrack(WebKit::WebScrollbar*, const WebKit::WebRect& track,
WebKit::WebRect& startTrack, WebKit::WebRect& thumb, WebKit::WebRect& endTrack)
OVERRIDE; |
41 | 41 |
42 protected: | 42 protected: |
43 explicit CCScrollbarGeometryStub(scoped_ptr<WebKit::WebScrollbarThemeGeometr
y>); | 43 explicit ScrollbarGeometryStub(scoped_ptr<WebKit::WebScrollbarThemeGeometry>
); |
44 | 44 |
45 private: | 45 private: |
46 scoped_ptr<WebKit::WebScrollbarThemeGeometry> m_geometry; | 46 scoped_ptr<WebKit::WebScrollbarThemeGeometry> m_geometry; |
47 }; | 47 }; |
48 | 48 |
49 } | 49 } |
50 | 50 |
51 #endif | 51 #endif |
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