1 2 /* 3 * Copyright 2011 Google Inc. 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 #include "SampleCode.h" 9 #include "SkView.h" 10 #include "SkCanvas.h" 11 #include "SkMovie.h" 12 #include "SkTime.h" 13 #include <new> 14 15 class AnimGifView : public SkView { 16 SkMovie* fMovie; 17 public: AnimGifView()18 AnimGifView() { 19 fMovie = SkMovie::DecodeFile("/skimages/dollarblk.gif"); 20 } 21 ~AnimGifView()22 virtual ~AnimGifView() { 23 SkSafeUnref(fMovie); 24 } 25 26 protected: 27 // overrides from SkEventSink onQuery(SkEvent * evt)28 virtual bool onQuery(SkEvent* evt) { 29 if (SampleCode::TitleQ(*evt)) { 30 SampleCode::TitleR(evt, "Animated Gif"); 31 return true; 32 } 33 return this->INHERITED::onQuery(evt); 34 } 35 drawBG(SkCanvas * canvas)36 void drawBG(SkCanvas* canvas) { 37 canvas->drawColor(0xFFDDDDDD); 38 } 39 onDraw(SkCanvas * canvas)40 virtual void onDraw(SkCanvas* canvas) { 41 this->drawBG(canvas); 42 43 if (fMovie) { 44 if (fMovie->duration()) { 45 fMovie->setTime(SkTime::GetMSecs() % fMovie->duration()); 46 } else { 47 fMovie->setTime(0); 48 } 49 canvas->drawBitmap(fMovie->bitmap(), SkIntToScalar(20), 50 SkIntToScalar(20)); 51 this->inval(NULL); 52 } 53 } 54 55 private: 56 SkPath fPath; 57 58 typedef SkView INHERITED; 59 }; 60 61 ////////////////////////////////////////////////////////////////////////////// 62 MyFactory()63static SkView* MyFactory() { return new AnimGifView; } 64 static SkViewRegister reg(MyFactory); 65
