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 "SkDevice.h" 12#include "SkPaint.h" 13 14static void DrawRoundRect() { 15#ifdef SK_SCALAR_IS_FIXED 16 bool ret = false; 17 SkPaint paint; 18 SkBitmap bitmap; 19 SkCanvas canvas; 20 SkMatrix matrix; 21 matrix.reset(); 22 23 bitmap.setConfig(SkBitmap::kARGB_8888_Config, 1370, 812); 24 bitmap.allocPixels(); 25 canvas.setBitmapDevice(bitmap); 26 27 // set up clipper 28 SkRect skclip; 29 skclip.set(SkIntToFixed(284), SkIntToFixed(40), SkIntToFixed(1370), SkIntToFixed(708)); 30 31 ret = canvas.clipRect(skclip); 32 SkASSERT(ret); 33 34 matrix.set(SkMatrix::kMTransX, SkFloatToFixed(-1153.28)); 35 matrix.set(SkMatrix::kMTransY, SkFloatToFixed(1180.50)); 36 37 matrix.set(SkMatrix::kMScaleX, SkFloatToFixed(0.177171)); 38 matrix.set(SkMatrix::kMScaleY, SkFloatToFixed(0.177043)); 39 40 matrix.set(SkMatrix::kMSkewX, SkFloatToFixed(0.126968)); 41 matrix.set(SkMatrix::kMSkewY, SkFloatToFixed(-0.126876)); 42 43 matrix.set(SkMatrix::kMPersp0, SkFloatToFixed(0.0)); 44 matrix.set(SkMatrix::kMPersp1, SkFloatToFixed(0.0)); 45 46 ret = canvas.concat(matrix); 47 48 paint.setAntiAlias(true); 49 paint.setColor(0xb2202020); 50 paint.setStyle(SkPaint::kStroke_Style); 51 paint.setStrokeWidth(SkFloatToFixed(68.13)); 52 53 SkRect r; 54 r.set(SkFloatToFixed(-313.714417), SkFloatToFixed(-4.826389), SkFloatToFixed(18014.447266), SkFloatToFixed(1858.154541)); 55 canvas.drawRoundRect(r, SkFloatToFixed(91.756363), SkFloatToFixed(91.756363), paint); 56#endif 57} 58 59static bool HitTestPath(const SkPath& path, SkScalar x, SkScalar y) { 60 SkRegion rgn, clip; 61 62 int ix = SkScalarFloor(x); 63 int iy = SkScalarFloor(y); 64 65 clip.setRect(ix, iy, ix + 1, iy + 1); 66 67 bool contains = rgn.setPath(path, clip); 68 return contains; 69} 70 71static void TestOverflowHitTest() { 72 SkPath path; 73 74#ifdef SK_SCALAR_IS_FLOATx 75 path.addCircle(0, 0, 70000, SkPath::kCCW_Direction); 76 SkASSERT(HitTestPath(path, 40000, 40000)); 77#endif 78} 79 80class OverflowView : public SampleView { 81public: 82 OverflowView() {} 83 84protected: 85 // overrides from SkEventSink 86 virtual bool onQuery(SkEvent* evt) { 87 if (SampleCode::TitleQ(*evt)) { 88 SampleCode::TitleR(evt, "Circles"); 89 return true; 90 } 91 return this->INHERITED::onQuery(evt); 92 } 93 94 virtual void onDrawContent(SkCanvas* canvas) { 95 DrawRoundRect(); 96 TestOverflowHitTest(); 97 } 98 99private: 100 typedef SampleView INHERITED; 101}; 102 103////////////////////////////////////////////////////////////////////////////// 104 105static SkView* MyFactory() { return new OverflowView; } 106static SkViewRegister reg(MyFactory); 107 108