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 45
