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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 "SkPath.h" | 10 #include "SkPath.h" |
11 | 11 |
12 // Reproduces https://code.google.com/p/chromium/issues/detail?id=279014 | 12 // Reproduces https://code.google.com/p/chromium/issues/detail?id=279014 |
13 | 13 |
14 static const int kWidth = 640; | 14 static const SkScalar kWidth = SkIntToScalar(640); |
15 static const int kHeight = 480; | 15 static const SkScalar kHeight = SkIntToScalar(480); |
16 static const SkScalar kAngle = 0.305f; | 16 static const SkScalar kAngle = 0.305f; |
17 | 17 |
18 // Renders a string art shape. | 18 // Renders a string art shape. |
19 // The particular shape rendered can be controlled by adjusting kAngle, from 0 t
o 1 | 19 // The particular shape rendered can be controlled by adjusting kAngle, from 0 t
o 1 |
20 | 20 |
21 class StringArtGM : public skiagm::GM { | 21 class StringArtGM : public skiagm::GM { |
22 public: | 22 public: |
23 StringArtGM() {} | 23 StringArtGM() {} |
24 | 24 |
25 protected: | 25 protected: |
26 virtual SkString onShortName() { | 26 virtual SkString onShortName() { |
27 return SkString("stringart"); | 27 return SkString("stringart"); |
28 } | 28 } |
29 | 29 |
30 virtual SkISize onISize() { | 30 virtual SkISize onISize() { |
31 return SkISize::Make(kWidth, kHeight); | 31 return SkISize::Make(kWidth, kHeight); |
32 } | 32 } |
33 | 33 |
34 virtual void onDraw(SkCanvas* canvas) { | 34 virtual void onDraw(SkCanvas* canvas) { |
35 SkScalar angle = kAngle*SK_ScalarPI + SkScalarHalf(SK_ScalarPI); | 35 SkScalar angle = kAngle*SK_ScalarPI + SkScalarHalf(SK_ScalarPI); |
36 SkScalar size = SkMin32(kWidth, kHeight); | 36 SkScalar size = SkMinScalar(kWidth, kHeight); |
37 SkPoint center = SkPoint::Make(SkScalarHalf(kWidth), SkScalarHalf(kHeigh
t)); | 37 SkPoint center = SkPoint::Make(SkScalarHalf(kWidth), SkScalarHalf(kHeigh
t)); |
38 SkScalar length = 5; | 38 SkScalar length = 5; |
39 SkScalar step = angle; | 39 SkScalar step = angle; |
40 | 40 |
41 SkPath path; | 41 SkPath path; |
42 path.moveTo(center); | 42 path.moveTo(center); |
43 | 43 |
44 while (length < (SkScalarHalf(size) - 10.f)) | 44 while (length < (SkScalarHalf(size) - 10.f)) |
45 { | 45 { |
46 SkPoint rp = SkPoint::Make(length*SkScalarCos(step) + center.fX, | 46 SkPoint rp = SkPoint::Make(length*SkScalarCos(step) + center.fX, |
(...skipping 10 matching lines...) Expand all Loading... |
57 paint.setColor(0xFF007700); | 57 paint.setColor(0xFF007700); |
58 | 58 |
59 canvas->drawPath(path, paint); | 59 canvas->drawPath(path, paint); |
60 } | 60 } |
61 | 61 |
62 private: | 62 private: |
63 typedef GM INHERITED; | 63 typedef GM INHERITED; |
64 }; | 64 }; |
65 | 65 |
66 DEF_GM( return new StringArtGM; ) | 66 DEF_GM( return new StringArtGM; ) |
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