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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2014 Google Inc. | 3 * Copyright 2014 Google Inc. |
4 * | 4 * |
5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
7 */ | 7 */ |
8 #include "gm.h" | 8 #include "gm.h" |
9 | 9 |
10 #include "Resources.h" | 10 #include "Resources.h" |
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24 | 24 |
25 namespace skiagm { | 25 namespace skiagm { |
26 | 26 |
27 class TiledScaledBitmapGM : public GM { | 27 class TiledScaledBitmapGM : public GM { |
28 public: | 28 public: |
29 | 29 |
30 TiledScaledBitmapGM() { | 30 TiledScaledBitmapGM() { |
31 } | 31 } |
32 | 32 |
33 protected: | 33 protected: |
34 virtual SkString onShortName() SK_OVERRIDE { | 34 SkString onShortName() SK_OVERRIDE { |
35 return SkString("tiledscaledbitmap"); | 35 return SkString("tiledscaledbitmap"); |
36 } | 36 } |
37 | 37 |
38 virtual SkISize onISize() SK_OVERRIDE { | 38 SkISize onISize() SK_OVERRIDE { |
39 return SkISize::Make(1016, 616); | 39 return SkISize::Make(1016, 616); |
40 } | 40 } |
41 | 41 |
42 virtual uint32_t onGetFlags() const SK_OVERRIDE { | 42 uint32_t onGetFlags() const SK_OVERRIDE { |
43 return kSkipTiled_Flag; | 43 return kSkipTiled_Flag; |
44 } | 44 } |
45 | 45 |
46 static SkBitmap make_bm(int width, int height) { | 46 static SkBitmap make_bm(int width, int height) { |
47 SkBitmap bm; | 47 SkBitmap bm; |
48 bm.allocN32Pixels(width, height); | 48 bm.allocN32Pixels(width, height); |
49 bm.eraseColor(SK_ColorTRANSPARENT); | 49 bm.eraseColor(SK_ColorTRANSPARENT); |
50 SkCanvas canvas(bm); | 50 SkCanvas canvas(bm); |
51 SkPaint paint; | 51 SkPaint paint; |
52 paint.setAntiAlias(true); | 52 paint.setAntiAlias(true); |
53 canvas.drawCircle(width/2.f, height/2.f, width/4.f, paint); | 53 canvas.drawCircle(width/2.f, height/2.f, width/4.f, paint); |
54 return bm; | 54 return bm; |
55 } | 55 } |
56 | 56 |
57 virtual void onOnceBeforeDraw() SK_OVERRIDE { | 57 void onOnceBeforeDraw() SK_OVERRIDE { |
58 fBitmap = make_bm(360, 288); | 58 fBitmap = make_bm(360, 288); |
59 } | 59 } |
60 | 60 |
61 virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE { | 61 void onDraw(SkCanvas* canvas) SK_OVERRIDE { |
62 SkPaint paint; | 62 SkPaint paint; |
63 | 63 |
64 paint.setAntiAlias(true); | 64 paint.setAntiAlias(true); |
65 paint.setFilterLevel(SkPaint::kHigh_FilterLevel); | 65 paint.setFilterLevel(SkPaint::kHigh_FilterLevel); |
66 | 66 |
67 SkMatrix mat; | 67 SkMatrix mat; |
68 mat.setScale(121.f/360.f, 93.f/288.f); | 68 mat.setScale(121.f/360.f, 93.f/288.f); |
69 mat.postTranslate(-72, -72); | 69 mat.postTranslate(-72, -72); |
70 | 70 |
71 SkShader *shader = SkShader::CreateBitmapShader(fBitmap, SkShader::kRepe
at_TileMode, SkShader::kRepeat_TileMode, &mat); | 71 SkShader *shader = SkShader::CreateBitmapShader(fBitmap, SkShader::kRepe
at_TileMode, SkShader::kRepeat_TileMode, &mat); |
72 paint.setShader(shader); | 72 paint.setShader(shader); |
73 | 73 |
74 SkSafeUnref(shader); | 74 SkSafeUnref(shader); |
75 canvas->drawRectCoords(8,8,1008, 608, paint); | 75 canvas->drawRectCoords(8,8,1008, 608, paint); |
76 } | 76 } |
77 | 77 |
78 private: | 78 private: |
79 SkBitmap fBitmap; | 79 SkBitmap fBitmap; |
80 | 80 |
81 typedef GM INHERITED; | 81 typedef GM INHERITED; |
82 }; | 82 }; |
83 | 83 |
84 ////////////////////////////////////////////////////////////////////////////// | 84 ////////////////////////////////////////////////////////////////////////////// |
85 | 85 |
86 DEF_GM(return SkNEW(TiledScaledBitmapGM);) | 86 DEF_GM(return SkNEW(TiledScaledBitmapGM);) |
87 | 87 |
88 } | 88 } |
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