1 /* 2 * Copyright 2016 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 #include "gm.h" 8 #include "SkCanvas.h" 9 #include "SkPath.h" 10 #include "SkClipOpPriv.h" 11 12 namespace skiagm { 13 14 //this test exercise SkCanvas::setDeviceClipRestriction behavior 15 class ComplexClip4GM : public GM { 16 public: ComplexClip4GM(bool aaclip)17 ComplexClip4GM(bool aaclip) 18 : fDoAAClip(aaclip) { 19 this->setBGColor(0xFFDEDFDE); 20 } 21 22 protected: 23 24 onShortName()25 SkString onShortName() { 26 SkString str; 27 str.printf("complexclip4_%s", 28 fDoAAClip ? "aa" : "bw"); 29 return str; 30 } 31 onISize()32 SkISize onISize() { return SkISize::Make(970, 780); } 33 onDraw(SkCanvas * canvas)34 virtual void onDraw(SkCanvas* canvas) { 35 SkPaint p; 36 p.setAntiAlias(fDoAAClip); 37 p.setColor(SK_ColorYELLOW); 38 39 canvas->save(); 40 // draw a yellow rect through a rect clip 41 canvas->save(); 42 canvas->androidFramework_setDeviceClipRestriction(SkIRect::MakeLTRB(100, 100, 300, 300)); 43 canvas->drawColor(SK_ColorGREEN); 44 canvas->clipRect(SkRect::MakeLTRB(100, 200, 400, 500), 45 kReplace_SkClipOp, fDoAAClip); 46 canvas->drawRect(SkRect::MakeLTRB(100, 200, 400, 500), p); 47 canvas->restore(); 48 49 // draw a yellow rect through a diamond clip 50 canvas->save(); 51 canvas->androidFramework_setDeviceClipRestriction(SkIRect::MakeLTRB(500, 100, 800, 300)); 52 canvas->drawColor(SK_ColorGREEN); 53 54 SkPath pathClip; 55 pathClip.moveTo(SkIntToScalar(650), SkIntToScalar(200)); 56 pathClip.lineTo(SkIntToScalar(900), SkIntToScalar(300)); 57 pathClip.lineTo(SkIntToScalar(650), SkIntToScalar(400)); 58 pathClip.lineTo(SkIntToScalar(650), SkIntToScalar(300)); 59 pathClip.close(); 60 canvas->clipPath(pathClip, kReplace_SkClipOp, fDoAAClip); 61 canvas->drawRect(SkRect::MakeLTRB(500, 200, 900, 500), p); 62 canvas->restore(); 63 64 // draw a yellow rect through a round rect clip 65 canvas->save(); 66 canvas->androidFramework_setDeviceClipRestriction(SkIRect::MakeLTRB(500, 500, 800, 700)); 67 canvas->drawColor(SK_ColorGREEN); 68 69 canvas->clipRRect(SkRRect::MakeOval(SkRect::MakeLTRB(500, 600, 900, 750)), 70 kReplace_SkClipOp, fDoAAClip); 71 canvas->drawRect(SkRect::MakeLTRB(500, 600, 900, 750), p); 72 canvas->restore(); 73 74 // fill the clip with yellow color showing that androidFramework_setDeviceClipRestriction 75 // intersects with the current clip 76 canvas->save(); 77 canvas->clipRect(SkRect::MakeLTRB(100, 400, 300, 750), 78 kIntersect_SkClipOp, fDoAAClip); 79 canvas->drawColor(SK_ColorGREEN); 80 canvas->androidFramework_setDeviceClipRestriction(SkIRect::MakeLTRB(150, 450, 250, 700)); 81 canvas->drawColor(SK_ColorYELLOW); 82 canvas->restore(); 83 84 canvas->restore(); 85 } 86 private: 87 88 bool fDoAAClip; 89 90 typedef GM INHERITED; 91 }; 92 93 ////////////////////////////////////////////////////////////////////////////// 94 95 DEF_GM(return new ComplexClip4GM(false);) 96 DEF_GM(return new ComplexClip4GM(true);) 97 } 98