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Side by Side Diff: samplecode/SampleTiling.cpp

Issue 169063002: use SkColorType instead of SkBitmap::Config in samplecode (Closed) Base URL: https://skia.googlecode.com/svn/trunk
Patch Set: Created 6 years, 10 months ago
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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 "SkView.h" 9 #include "SkView.h"
10 #include "SkCanvas.h" 10 #include "SkCanvas.h"
11 #include "SkPaint.h" 11 #include "SkPaint.h"
12 #include "SkPath.h" 12 #include "SkPath.h"
13 #include "SkRegion.h" 13 #include "SkRegion.h"
14 #include "SkShader.h" 14 #include "SkShader.h"
15 #include "SkUtils.h" 15 #include "SkUtils.h"
16 #include "SkColorPriv.h" 16 #include "SkColorPriv.h"
17 #include "SkColorFilter.h" 17 #include "SkColorFilter.h"
18 #include "SkPicture.h" 18 #include "SkPicture.h"
19 #include "SkTypeface.h" 19 #include "SkTypeface.h"
20 20
21 // effects 21 // effects
22 #include "SkGradientShader.h" 22 #include "SkGradientShader.h"
23 #include "SkUnitMappers.h" 23 #include "SkUnitMappers.h"
24 #include "SkBlurMask.h" 24 #include "SkBlurMask.h"
25 #include "SkBlurDrawLooper.h" 25 #include "SkBlurDrawLooper.h"
26 26
27 static void makebm(SkBitmap* bm, SkBitmap::Config config, int w, int h) { 27 static void makebm(SkBitmap* bm, SkColorType ct, int w, int h) {
28 bm->setConfig(config, w, h); 28 bm->allocPixels(SkImageInfo::Make(w, h, ct, kPremul_SkAlphaType));
29 bm->allocPixels();
30 bm->eraseColor(SK_ColorTRANSPARENT); 29 bm->eraseColor(SK_ColorTRANSPARENT);
31 30
32 SkCanvas canvas(*bm); 31 SkCanvas canvas(*bm);
33 SkPoint pts[] = { { 0, 0 }, { SkIntToScalar(w), SkIntToScalar(h) } }; 32 SkPoint pts[] = { { 0, 0 }, { SkIntToScalar(w), SkIntToScalar(h) } };
34 SkColor colors[] = { SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE }; 33 SkColor colors[] = { SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE };
35 SkScalar pos[] = { 0, SK_Scalar1/2, SK_Scalar1 }; 34 SkScalar pos[] = { 0, SK_Scalar1/2, SK_Scalar1 };
36 SkPaint paint; 35 SkPaint paint;
37 36
38 SkUnitMapper* um = NULL; 37 SkUnitMapper* um = NULL;
39 38
40 um = new SkCosineMapper; 39 um = new SkCosineMapper;
41 // um = new SkDiscreteMapper(12); 40 // um = new SkDiscreteMapper(12);
42 41
43 SkAutoUnref au(um); 42 SkAutoUnref au(um);
44 43
45 paint.setDither(true); 44 paint.setDither(true);
46 paint.setShader(SkGradientShader::CreateLinear(pts, colors, pos, 45 paint.setShader(SkGradientShader::CreateLinear(pts, colors, pos,
47 SK_ARRAY_COUNT(colors), SkShader::kClamp_TileMode, um))->unref() ; 46 SK_ARRAY_COUNT(colors), SkShader::kClamp_TileMode, um))->unref() ;
48 canvas.drawPaint(paint); 47 canvas.drawPaint(paint);
49 } 48 }
50 49
51 static void setup(SkPaint* paint, const SkBitmap& bm, bool filter, 50 static void setup(SkPaint* paint, const SkBitmap& bm, bool filter,
52 SkShader::TileMode tmx, SkShader::TileMode tmy) { 51 SkShader::TileMode tmx, SkShader::TileMode tmy) {
53 SkShader* shader = SkShader::CreateBitmapShader(bm, tmx, tmy); 52 SkShader* shader = SkShader::CreateBitmapShader(bm, tmx, tmy);
54 paint->setShader(shader)->unref(); 53 paint->setShader(shader)->unref();
55 paint->setFilterLevel(filter ? SkPaint::kLow_FilterLevel : SkPaint::kNone_Fi lterLevel); 54 paint->setFilterLevel(filter ? SkPaint::kLow_FilterLevel : SkPaint::kNone_Fi lterLevel);
56 } 55 }
57 56
58 static const SkBitmap::Config gConfigs[] = { 57 static const SkColorType gColorTypes[] = {
59 SkBitmap::kARGB_8888_Config, 58 kPMColor_SkColorType,
60 SkBitmap::kRGB_565_Config, 59 kRGB_565_SkColorType,
61 }; 60 };
62 static const int gWidth = 32; 61 static const int gWidth = 32;
63 static const int gHeight = 32; 62 static const int gHeight = 32;
64 63
65 class TilingView : public SampleView { 64 class TilingView : public SampleView {
66 SkPicture* fTextPicture; 65 SkPicture* fTextPicture;
67 SkBlurDrawLooper fLooper; 66 SkBlurDrawLooper fLooper;
68 public: 67 public:
69 TilingView() 68 TilingView()
70 : fLooper(0x88000000, 69 : fLooper(0x88000000,
71 SkBlurMask::ConvertRadiusToSigma(SkIntToScalar(1)), 70 SkBlurMask::ConvertRadiusToSigma(SkIntToScalar(1)),
72 SkIntToScalar(2), SkIntToScalar(2)) { 71 SkIntToScalar(2), SkIntToScalar(2)) {
73 fTextPicture = new SkPicture(); 72 fTextPicture = new SkPicture();
74 for (size_t i = 0; i < SK_ARRAY_COUNT(gConfigs); i++) { 73 for (size_t i = 0; i < SK_ARRAY_COUNT(gColorTypes); i++) {
75 makebm(&fTexture[i], gConfigs[i], gWidth, gHeight); 74 makebm(&fTexture[i], gColorTypes[i], gWidth, gHeight);
76 } 75 }
77 } 76 }
78 77
79 ~TilingView() { 78 ~TilingView() {
80 fTextPicture->unref(); 79 fTextPicture->unref();
81 } 80 }
82 81
83 SkBitmap fTexture[SK_ARRAY_COUNT(gConfigs)]; 82 SkBitmap fTexture[SK_ARRAY_COUNT(gColorTypes)];
84 83
85 protected: 84 protected:
86 // overrides from SkEventSink 85 // overrides from SkEventSink
87 virtual bool onQuery(SkEvent* evt) { 86 virtual bool onQuery(SkEvent* evt) {
88 if (SampleCode::TitleQ(*evt)) { 87 if (SampleCode::TitleQ(*evt)) {
89 SampleCode::TitleR(evt, "Tiling"); 88 SampleCode::TitleR(evt, "Tiling");
90 return true; 89 return true;
91 } 90 }
92 return this->INHERITED::onQuery(evt); 91 return this->INHERITED::onQuery(evt);
93 } 92 }
(...skipping 30 matching lines...) Expand all
124 p.setTextAlign(SkPaint::kCenter_Align); 123 p.setTextAlign(SkPaint::kCenter_Align);
125 textCanvas->drawText(str.c_str(), str.size(), x + r.width()/ 2, y, p); 124 textCanvas->drawText(str.c_str(), str.size(), x + r.width()/ 2, y, p);
126 125
127 x += r.width() * 4 / 3; 126 x += r.width() * 4 / 3;
128 } 127 }
129 } 128 }
130 } 129 }
131 130
132 y += SkIntToScalar(16); 131 y += SkIntToScalar(16);
133 132
134 for (size_t i = 0; i < SK_ARRAY_COUNT(gConfigs); i++) { 133 for (size_t i = 0; i < SK_ARRAY_COUNT(gColorTypes); i++) {
135 for (size_t j = 0; j < SK_ARRAY_COUNT(gFilters); j++) { 134 for (size_t j = 0; j < SK_ARRAY_COUNT(gFilters); j++) {
136 x = SkIntToScalar(10); 135 x = SkIntToScalar(10);
137 for (size_t kx = 0; kx < SK_ARRAY_COUNT(gModes); kx++) { 136 for (size_t kx = 0; kx < SK_ARRAY_COUNT(gModes); kx++) {
138 for (size_t ky = 0; ky < SK_ARRAY_COUNT(gModes); ky++) { 137 for (size_t ky = 0; ky < SK_ARRAY_COUNT(gModes); ky++) {
139 SkPaint paint; 138 SkPaint paint;
140 setup(&paint, fTexture[i], gFilters[j], gModes[kx], gMod es[ky]); 139 setup(&paint, fTexture[i], gFilters[j], gModes[kx], gMod es[ky]);
141 paint.setDither(true); 140 paint.setDither(true);
142 141
143 canvas->save(); 142 canvas->save();
144 canvas->translate(x, y); 143 canvas->translate(x, y);
(...skipping 20 matching lines...) Expand all
165 } 164 }
166 165
167 private: 166 private:
168 typedef SampleView INHERITED; 167 typedef SampleView INHERITED;
169 }; 168 };
170 169
171 ////////////////////////////////////////////////////////////////////////////// 170 //////////////////////////////////////////////////////////////////////////////
172 171
173 static SkView* MyFactory() { return new TilingView; } 172 static SkView* MyFactory() { return new TilingView; }
174 static SkViewRegister reg(MyFactory); 173 static SkViewRegister reg(MyFactory);
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