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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2011 Google Inc. | 3 * Copyright 2011 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 "SampleCode.h" | 8 #include "SampleCode.h" |
9 #include "SkBlurMask.h" | 9 #include "SkBlurMask.h" |
10 #include "SkBlurMaskFilter.h" | 10 #include "SkBlurMaskFilter.h" |
(...skipping 18 matching lines...) Expand all Loading... |
29 #include "SkStream.h" | 29 #include "SkStream.h" |
30 | 30 |
31 class TextAlphaView : public SampleView { | 31 class TextAlphaView : public SampleView { |
32 public: | 32 public: |
33 TextAlphaView() { | 33 TextAlphaView() { |
34 fByte = 0xFF; | 34 fByte = 0xFF; |
35 } | 35 } |
36 | 36 |
37 protected: | 37 protected: |
38 // overrides from SkEventSink | 38 // overrides from SkEventSink |
39 virtual bool onQuery(SkEvent* evt) SK_OVERRIDE { | 39 bool onQuery(SkEvent* evt) SK_OVERRIDE { |
40 if (SampleCode::TitleQ(*evt)) { | 40 if (SampleCode::TitleQ(*evt)) { |
41 SampleCode::TitleR(evt, "TextAlpha"); | 41 SampleCode::TitleR(evt, "TextAlpha"); |
42 return true; | 42 return true; |
43 } | 43 } |
44 return this->INHERITED::onQuery(evt); | 44 return this->INHERITED::onQuery(evt); |
45 } | 45 } |
46 | 46 |
47 virtual void onDrawContent(SkCanvas* canvas) SK_OVERRIDE { | 47 void onDrawContent(SkCanvas* canvas) SK_OVERRIDE { |
48 const char* str = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; | 48 const char* str = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; |
49 SkPaint paint; | 49 SkPaint paint; |
50 SkScalar x = SkIntToScalar(10); | 50 SkScalar x = SkIntToScalar(10); |
51 SkScalar y = SkIntToScalar(20); | 51 SkScalar y = SkIntToScalar(20); |
52 | 52 |
53 paint.setFlags(0x105); | 53 paint.setFlags(0x105); |
54 | 54 |
55 paint.setARGB(fByte, 0xFF, 0xFF, 0xFF); | 55 paint.setARGB(fByte, 0xFF, 0xFF, 0xFF); |
56 | 56 |
57 paint.setMaskFilter(SkBlurMaskFilter::Create(kNormal_SkBlurStyle, | 57 paint.setMaskFilter(SkBlurMaskFilter::Create(kNormal_SkBlurStyle, |
58 SkBlurMask::ConvertRadiusToSigma(SkIntToScal
ar(3)))); | 58 SkBlurMask::ConvertRadiusToSigma(SkIntToScal
ar(3)))); |
59 paint.getMaskFilter()->unref(); | 59 paint.getMaskFilter()->unref(); |
60 | 60 |
61 SkRandom rand; | 61 SkRandom rand; |
62 | 62 |
63 for (int ps = 6; ps <= 35; ps++) { | 63 for (int ps = 6; ps <= 35; ps++) { |
64 paint.setColor(rand.nextU() | (0xFF << 24)); | 64 paint.setColor(rand.nextU() | (0xFF << 24)); |
65 paint.setTextSize(SkIntToScalar(ps)); | 65 paint.setTextSize(SkIntToScalar(ps)); |
66 paint.setTextSize(SkIntToScalar(24)); | 66 paint.setTextSize(SkIntToScalar(24)); |
67 canvas->drawText(str, strlen(str), x, y, paint); | 67 canvas->drawText(str, strlen(str), x, y, paint); |
68 y += paint.getFontMetrics(NULL); | 68 y += paint.getFontMetrics(NULL); |
69 } | 69 } |
70 } | 70 } |
71 | 71 |
72 virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y, unsigned)
SK_OVERRIDE { | 72 SkView::Click* onFindClickHandler(SkScalar x, SkScalar y, unsigned) SK_OVERR
IDE { |
73 return new Click(this); | 73 return new Click(this); |
74 } | 74 } |
75 | 75 |
76 virtual bool onClick(Click* click) SK_OVERRIDE { | 76 bool onClick(Click* click) SK_OVERRIDE { |
77 int y = click->fICurr.fY; | 77 int y = click->fICurr.fY; |
78 if (y < 0) { | 78 if (y < 0) { |
79 y = 0; | 79 y = 0; |
80 } else if (y > 255) { | 80 } else if (y > 255) { |
81 y = 255; | 81 y = 255; |
82 } | 82 } |
83 fByte = y; | 83 fByte = y; |
84 this->inval(NULL); | 84 this->inval(NULL); |
85 return true; | 85 return true; |
86 } | 86 } |
87 | 87 |
88 private: | 88 private: |
89 int fByte; | 89 int fByte; |
90 | 90 |
91 typedef SampleView INHERITED; | 91 typedef SampleView INHERITED; |
92 }; | 92 }; |
93 | 93 |
94 ////////////////////////////////////////////////////////////////////////////// | 94 ////////////////////////////////////////////////////////////////////////////// |
95 | 95 |
96 static SkView* MyFactory() { return new TextAlphaView; } | 96 static SkView* MyFactory() { return new TextAlphaView; } |
97 static SkViewRegister reg(MyFactory); | 97 static SkViewRegister reg(MyFactory); |
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