1 /* 2 * Copyright 2014 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 8 #include "gm/gm.h" 9 #include "include/core/SkCanvas.h" 10 #include "include/core/SkPaint.h" 11 #include "include/core/SkPoint.h" 12 #include "include/core/SkRRect.h" 13 #include "include/core/SkRect.h" 14 #include "include/core/SkScalar.h" 15 #include "include/core/SkSize.h" 16 #include "include/core/SkString.h" 17 #include "include/core/SkTypes.h" 18 19 class DRRectGM : public skiagm::GM { 20 public: DRRectGM()21 DRRectGM() {} 22 23 protected: getName() const24 SkString getName() const override { return SkString("drrect"); } 25 getISize()26 SkISize getISize() override { return SkISize::Make(640, 480); } 27 onDraw(SkCanvas * canvas)28 void onDraw(SkCanvas* canvas) override { 29 SkPaint paint; 30 paint.setAntiAlias(true); 31 32 SkRRect outers[4]; 33 // like squares/circles, to exercise fast-cases in GPU 34 SkRect r = { 0, 0, 100, 100 }; 35 SkVector radii[4] = { 36 { 0, 0 }, { 30, 1 }, { 10, 40 }, { 40, 40 } 37 }; 38 39 const SkScalar dx = r.width() + 16; 40 const SkScalar dy = r.height() + 16; 41 42 outers[0].setRect(r); 43 outers[1].setOval(r); 44 outers[2].setRectXY(r, 20, 20); 45 outers[3].setRectRadii(r, radii); 46 47 SkRRect inners[5]; 48 r.inset(25, 25); 49 50 inners[0].setEmpty(); 51 inners[1].setRect(r); 52 inners[2].setOval(r); 53 inners[3].setRectXY(r, 20, 20); 54 inners[4].setRectRadii(r, radii); 55 56 canvas->translate(16, 16); 57 for (size_t j = 0; j < std::size(inners); ++j) { 58 for (size_t i = 0; i < std::size(outers); ++i) { 59 canvas->save(); 60 canvas->translate(dx * j, dy * i); 61 canvas->drawDRRect(outers[i], inners[j], paint); 62 canvas->restore(); 63 } 64 } 65 } 66 67 private: 68 using INHERITED = GM; 69 }; 70 71 DEF_GM( return new DRRectGM; ) 72