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1 /* | 1 /* |
2 * Copyright 2011 Google Inc. | 2 * Copyright 2011 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 #include "SkGradientShader.h" | 11 #include "SkGradientShader.h" |
12 #include "SkTypeface.h" | 12 #include "SkTypeface.h" |
13 | 13 |
14 static SkShader* make_heatGradient(const SkPoint pts[2]) { | 14 static SkShader* make_heatGradient(const SkPoint pts[2]) { |
15 const SkColor bw[] = { SK_ColorBLACK, SK_ColorWHITE }; | 15 const SkColor bw[] = { SK_ColorBLACK, SK_ColorWHITE }; |
16 | 16 |
17 return SkGradientShader::CreateLinear(pts, bw, NULL, | 17 return SkGradientShader::CreateLinear(pts, bw, nullptr, |
18 SK_ARRAY_COUNT(bw), | 18 SK_ARRAY_COUNT(bw), |
19 SkShader::kClamp_TileMode); | 19 SkShader::kClamp_TileMode); |
20 } | 20 } |
21 | 21 |
22 static bool setFont(SkPaint* paint, const char name[]) { | 22 static bool setFont(SkPaint* paint, const char name[]) { |
23 SkTypeface* tf = SkTypeface::CreateFromName(name, SkTypeface::kNormal); | 23 SkTypeface* tf = SkTypeface::CreateFromName(name, SkTypeface::kNormal); |
24 if (tf) { | 24 if (tf) { |
25 paint->setTypeface(tf)->unref(); | 25 paint->setTypeface(tf)->unref(); |
26 return true; | 26 return true; |
27 } | 27 } |
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99 | 99 |
100 DEF_GM( return new GammaTextGM; ) | 100 DEF_GM( return new GammaTextGM; ) |
101 | 101 |
102 ////////////////////////////////////////////////////////////////////////////// | 102 ////////////////////////////////////////////////////////////////////////////// |
103 | 103 |
104 static SkShader* make_gradient(SkColor c) { | 104 static SkShader* make_gradient(SkColor c) { |
105 const SkPoint pts[] = { { 0, 0 }, { 240, 0 } }; | 105 const SkPoint pts[] = { { 0, 0 }, { 240, 0 } }; |
106 SkColor colors[2]; | 106 SkColor colors[2]; |
107 colors[0] = c; | 107 colors[0] = c; |
108 colors[1] = SkColorSetA(c, 0); | 108 colors[1] = SkColorSetA(c, 0); |
109 return SkGradientShader::CreateLinear(pts, colors, NULL, 2, SkShader::kClamp
_TileMode); | 109 return SkGradientShader::CreateLinear(pts, colors, nullptr, 2, SkShader::kCl
amp_TileMode); |
110 } | 110 } |
111 | 111 |
112 static void set_face(SkPaint* paint) { | 112 static void set_face(SkPaint* paint) { |
113 SkTypeface* face = SkTypeface::CreateFromName("serif", SkTypeface::kItalic); | 113 SkTypeface* face = SkTypeface::CreateFromName("serif", SkTypeface::kItalic); |
114 SkSafeUnref(paint->setTypeface(face)); | 114 SkSafeUnref(paint->setTypeface(face)); |
115 } | 115 } |
116 | 116 |
117 static void draw_pair(SkCanvas* canvas, SkPaint* paint, SkShader* shader) { | 117 static void draw_pair(SkCanvas* canvas, SkPaint* paint, SkShader* shader) { |
118 const char text[] = "Now is the time for all good"; | 118 const char text[] = "Now is the time for all good"; |
119 const size_t len = strlen(text); | 119 const size_t len = strlen(text); |
120 | 120 |
121 paint->setShader(NULL); | 121 paint->setShader(nullptr); |
122 canvas->drawText(text, len, 10, 20, *paint); | 122 canvas->drawText(text, len, 10, 20, *paint); |
123 paint->setShader(SkShader::CreateColorShader(paint->getColor()))->unref(); | 123 paint->setShader(SkShader::CreateColorShader(paint->getColor()))->unref(); |
124 canvas->drawText(text, len, 10, 40, *paint); | 124 canvas->drawText(text, len, 10, 40, *paint); |
125 paint->setShader(shader); | 125 paint->setShader(shader); |
126 canvas->drawText(text, len, 10, 60, *paint); | 126 canvas->drawText(text, len, 10, 60, *paint); |
127 } | 127 } |
128 | 128 |
129 class GammaShaderTextGM : public skiagm::GM { | 129 class GammaShaderTextGM : public skiagm::GM { |
130 SkShader* fShaders[3]; | 130 SkShader* fShaders[3]; |
131 SkColor fColors[3]; | 131 SkColor fColors[3]; |
132 | 132 |
133 public: | 133 public: |
134 GammaShaderTextGM() { | 134 GammaShaderTextGM() { |
135 const SkColor colors[] = { SK_ColorBLACK, SK_ColorRED, SK_ColorBLUE }; | 135 const SkColor colors[] = { SK_ColorBLACK, SK_ColorRED, SK_ColorBLUE }; |
136 for (size_t i = 0; i < SK_ARRAY_COUNT(fShaders); ++i) { | 136 for (size_t i = 0; i < SK_ARRAY_COUNT(fShaders); ++i) { |
137 fShaders[i] = NULL; | 137 fShaders[i] = nullptr; |
138 fColors[i] = colors[i]; | 138 fColors[i] = colors[i]; |
139 } | 139 } |
140 } | 140 } |
141 | 141 |
142 ~GammaShaderTextGM() override { | 142 ~GammaShaderTextGM() override { |
143 for (size_t i = 0; i < SK_ARRAY_COUNT(fShaders); ++i) { | 143 for (size_t i = 0; i < SK_ARRAY_COUNT(fShaders); ++i) { |
144 SkSafeUnref(fShaders[i]); | 144 SkSafeUnref(fShaders[i]); |
145 } | 145 } |
146 } | 146 } |
147 | 147 |
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173 canvas->translate(0, 80); | 173 canvas->translate(0, 80); |
174 } | 174 } |
175 } | 175 } |
176 | 176 |
177 private: | 177 private: |
178 typedef skiagm::GM INHERITED; | 178 typedef skiagm::GM INHERITED; |
179 }; | 179 }; |
180 | 180 |
181 DEF_GM( return new GammaShaderTextGM; ) | 181 DEF_GM( return new GammaShaderTextGM; ) |
182 | 182 |
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