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| 1 /* | 1 /* |
| 2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 Google Inc. |
| 3 * | 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
| 6 */ | 6 */ |
| 7 | 7 |
| 8 #include "gm.h" | 8 #include "gm.h" |
| 9 #include "SkCanvas.h" | 9 #include "SkCanvas.h" |
| 10 #include "SkTArray.h" | 10 #include "SkTArray.h" |
| 11 | 11 |
| 12 namespace skiagm { | 12 namespace skiagm { |
| 13 | 13 |
| 14 class HairlinesGM : public GM { | 14 class HairlinesGM : public GM { |
| 15 protected: | 15 protected: |
| 16 | 16 |
| 17 | 17 |
| 18 SkString onShortName() SK_OVERRIDE { | 18 SkString onShortName() override { |
| 19 return SkString("hairlines"); | 19 return SkString("hairlines"); |
| 20 } | 20 } |
| 21 | 21 |
| 22 SkISize onISize() SK_OVERRIDE { return SkISize::Make(1250, 1250); } | 22 SkISize onISize() override { return SkISize::Make(1250, 1250); } |
| 23 | 23 |
| 24 void onOnceBeforeDraw() SK_OVERRIDE { | 24 void onOnceBeforeDraw() override { |
| 25 { | 25 { |
| 26 SkPath* lineAnglesPath = &fPaths.push_back(); | 26 SkPath* lineAnglesPath = &fPaths.push_back(); |
| 27 enum { | 27 enum { |
| 28 kNumAngles = 15, | 28 kNumAngles = 15, |
| 29 kRadius = 40, | 29 kRadius = 40, |
| 30 }; | 30 }; |
| 31 for (int i = 0; i < kNumAngles; ++i) { | 31 for (int i = 0; i < kNumAngles; ++i) { |
| 32 SkScalar angle = SK_ScalarPI * SkIntToScalar(i) / kNumAngles; | 32 SkScalar angle = SK_ScalarPI * SkIntToScalar(i) / kNumAngles; |
| 33 SkScalar x = kRadius * SkScalarCos(angle); | 33 SkScalar x = kRadius * SkScalarCos(angle); |
| 34 SkScalar y = kRadius * SkScalarSin(angle); | 34 SkScalar y = kRadius * SkScalarSin(angle); |
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| 154 | 154 |
| 155 sinV = SkScalarSinCos(SkDegreesToRadians(kStartAngle + kSweepAngle),
&cosV); | 155 sinV = SkScalarSinCos(SkDegreesToRadians(kStartAngle + kSweepAngle),
&cosV); |
| 156 | 156 |
| 157 SkPoint p1 = SkPoint::Make(kRad * cosV, kRad * sinV); | 157 SkPoint p1 = SkPoint::Make(kRad * cosV, kRad * sinV); |
| 158 | 158 |
| 159 bug->moveTo(p0); | 159 bug->moveTo(p0); |
| 160 bug->lineTo(p1); | 160 bug->lineTo(p1); |
| 161 } | 161 } |
| 162 } | 162 } |
| 163 | 163 |
| 164 void onDraw(SkCanvas* canvas) SK_OVERRIDE { | 164 void onDraw(SkCanvas* canvas) override { |
| 165 static const SkAlpha kAlphaValue[] = { 0xFF, 0x40 }; | 165 static const SkAlpha kAlphaValue[] = { 0xFF, 0x40 }; |
| 166 static const SkScalar kWidths[] = { 0, 0.5f, 1.5f }; | 166 static const SkScalar kWidths[] = { 0, 0.5f, 1.5f }; |
| 167 | 167 |
| 168 enum { | 168 enum { |
| 169 kMargin = 5, | 169 kMargin = 5, |
| 170 }; | 170 }; |
| 171 int wrapX = canvas->getDeviceSize().fWidth - kMargin; | 171 int wrapX = canvas->getDeviceSize().fWidth - kMargin; |
| 172 | 172 |
| 173 SkScalar maxH = 0; | 173 SkScalar maxH = 0; |
| 174 canvas->translate(SkIntToScalar(kMargin), SkIntToScalar(kMargin)); | 174 canvas->translate(SkIntToScalar(kMargin), SkIntToScalar(kMargin)); |
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| 216 SkTArray<SkPath> fPaths; | 216 SkTArray<SkPath> fPaths; |
| 217 typedef GM INHERITED; | 217 typedef GM INHERITED; |
| 218 }; | 218 }; |
| 219 | 219 |
| 220 ////////////////////////////////////////////////////////////////////////////// | 220 ////////////////////////////////////////////////////////////////////////////// |
| 221 | 221 |
| 222 static GM* MyFactory(void*) { return new HairlinesGM; } | 222 static GM* MyFactory(void*) { return new HairlinesGM; } |
| 223 static GMRegistry reg(MyFactory); | 223 static GMRegistry reg(MyFactory); |
| 224 | 224 |
| 225 } | 225 } |
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