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 "SkGradientShader.h" 12 13 14 class TwoPtConicalView : public SampleView { 15 public: 16 TwoPtConicalView() {} 17 18 protected: 19 // overrides from SkEventSink 20 virtual bool onQuery(SkEvent* evt) { 21 if (SampleCode::TitleQ(*evt)) { 22 SampleCode::TitleR(evt, "2PtConical"); 23 return true; 24 } 25 return this->INHERITED::onQuery(evt); 26 } 27 28 virtual void onDrawContent(SkCanvas* canvas) { 29 canvas->translate(SkIntToScalar(10), SkIntToScalar(20)); 30 31 SkColor colors[] = { SK_ColorRED, SK_ColorBLUE }; 32 SkPoint c0 = { 0, 0 }; 33 SkScalar r0 = 100; 34 SkPoint c1 = { 100, 100 }; 35 SkScalar r1 = 100; 36 SkShader* s = SkGradientShader::CreateTwoPointConical(c0, r0, c1, r1, colors, 37 NULL, 2, 38 SkShader::kClamp_TileMode); 39 40 SkPaint paint; 41 paint.setShader(s)->unref(); 42 canvas->drawPaint(paint); 43 } 44 45 private: 46 typedef SampleView INHERITED; 47 }; 48 49 ////////////////////////////////////////////////////////////////////////////// 50 51 static SkView* MyFactory() { return new TwoPtConicalView; } 52 static SkViewRegister reg(MyFactory); 53
