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1 | |
2 /* | |
3 * Copyright 2006 The Android Open Source Project | |
4 * | |
5 * Use of this source code is governed by a BSD-style license that can be | |
6 * found in the LICENSE file. | |
7 */ | |
8 | |
9 | |
10 #ifndef SkScrollBarView_DEFINED | |
11 #define SkScrollBarView_DEFINED | |
12 | |
13 #include "SkView.h" | |
14 #include "SkWidgetViews.h" | |
15 #include "SkAnimator.h" | |
16 | |
17 class SkScrollBarView : public SkWidgetView { | |
18 public: | |
19 SkScrollBarView(); | |
20 | |
21 unsigned getStart() const { return fStartPoint; } | |
22 unsigned getShown() const { return fShownLength; } | |
23 unsigned getTotal() const { return fTotalLength; } | |
24 | |
25 void setStart(unsigned start); | |
26 void setShown(unsigned shown); | |
27 void setTotal(unsigned total); | |
28 | |
29 protected: | |
30 //overrides | |
31 virtual void onInflate(const SkDOM& dom, const SkDOM::Node* node); | |
32 virtual void onSizeChange(); | |
33 virtual void onDraw(SkCanvas* canvas); | |
34 virtual bool onEvent(const SkEvent& evt); | |
35 | |
36 private: | |
37 SkAnimator fAnim; | |
38 unsigned fTotalLength, fStartPoint, fShownLength; | |
39 | |
40 void adjust(); | |
41 | |
42 typedef SkWidgetView INHERITED; | |
43 }; | |
44 #endif | |
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