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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 "SkData.h" | 9 #include "SkData.h" |
10 #include "SkCanvas.h" | 10 #include "SkCanvas.h" |
11 #include "SkRandom.h" | 11 #include "SkRandom.h" |
12 #include "SkStream.h" | 12 #include "SkStream.h" |
13 #include "SkSurface.h" | 13 #include "SkSurface.h" |
14 | 14 |
15 #if SK_SUPPORT_GPU | 15 #if SK_SUPPORT_GPU |
16 #include "GrContext.h" | 16 #include "GrContext.h" |
17 #endif | 17 #endif |
18 | 18 |
19 static void drawJpeg(SkCanvas* canvas, const SkISize& size) { | 19 static void drawJpeg(SkCanvas* canvas, const SkISize& size) { |
20 // TODO: Make this draw a file that is checked in, so it can | 20 // TODO: Make this draw a file that is checked in, so it can |
21 // be exercised on machines other than mike's. Will require a | 21 // be exercised on machines other than mike's. Will require a |
22 // rebaseline. | 22 // rebaseline. |
23 SkAutoDataUnref data(SkData::NewFromFileName("/Users/mike/Downloads/skia.goo
gle.jpeg")); | 23 SkAutoDataUnref data(SkData::NewFromFileName("/Users/mike/Downloads/skia.goo
gle.jpeg")); |
24 if (NULL == data.get()) { | 24 if (nullptr == data.get()) { |
25 return; | 25 return; |
26 } | 26 } |
27 SkImage* image = SkImage::NewFromEncoded(data); | 27 SkImage* image = SkImage::NewFromEncoded(data); |
28 if (image) { | 28 if (image) { |
29 SkAutoCanvasRestore acr(canvas, true); | 29 SkAutoCanvasRestore acr(canvas, true); |
30 canvas->scale(size.width() * 1.0f / image->width(), | 30 canvas->scale(size.width() * 1.0f / image->width(), |
31 size.height() * 1.0f / image->height()); | 31 size.height() * 1.0f / image->height()); |
32 canvas->drawImage(image, 0, 0, NULL); | 32 canvas->drawImage(image, 0, 0, nullptr); |
33 image->unref(); | 33 image->unref(); |
34 } | 34 } |
35 } | 35 } |
36 | 36 |
37 static void drawContents(SkSurface* surface, SkColor fillC) { | 37 static void drawContents(SkSurface* surface, SkColor fillC) { |
38 SkSize size = SkSize::Make(SkIntToScalar(surface->width()), | 38 SkSize size = SkSize::Make(SkIntToScalar(surface->width()), |
39 SkIntToScalar(surface->height())); | 39 SkIntToScalar(surface->height())); |
40 SkCanvas* canvas = surface->getCanvas(); | 40 SkCanvas* canvas = surface->getCanvas(); |
41 | 41 |
42 SkScalar stroke = size.fWidth / 10; | 42 SkScalar stroke = size.fWidth / 10; |
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69 | 69 |
70 // since we've drawn after we snapped imgR, imgG will be a different obj | 70 // since we've drawn after we snapped imgR, imgG will be a different obj |
71 SkASSERT(imgR != imgG); | 71 SkASSERT(imgR != imgG); |
72 | 72 |
73 drawContents(surf, SK_ColorBLUE); | 73 drawContents(surf, SK_ColorBLUE); |
74 | 74 |
75 SkPaint paint; | 75 SkPaint paint; |
76 // paint.setFilterBitmap(true); | 76 // paint.setFilterBitmap(true); |
77 // paint.setAlpha(0x80); | 77 // paint.setAlpha(0x80); |
78 | 78 |
79 canvas->drawImage(imgR, 0, 0, usePaint ? &paint : NULL); | 79 canvas->drawImage(imgR, 0, 0, usePaint ? &paint : nullptr); |
80 canvas->drawImage(imgG, 0, 80, usePaint ? &paint : NULL); | 80 canvas->drawImage(imgG, 0, 80, usePaint ? &paint : nullptr); |
81 surf->draw(canvas, 0, 160, usePaint ? &paint : NULL); | 81 surf->draw(canvas, 0, 160, usePaint ? &paint : nullptr); |
82 | 82 |
83 SkRect src1, src2, src3; | 83 SkRect src1, src2, src3; |
84 src1.iset(0, 0, surf->width(), surf->height()); | 84 src1.iset(0, 0, surf->width(), surf->height()); |
85 src2.iset(-surf->width() / 2, -surf->height() / 2, | 85 src2.iset(-surf->width() / 2, -surf->height() / 2, |
86 surf->width(), surf->height()); | 86 surf->width(), surf->height()); |
87 src3.iset(0, 0, surf->width() / 2, surf->height() / 2); | 87 src3.iset(0, 0, surf->width() / 2, surf->height() / 2); |
88 | 88 |
89 SkRect dst1, dst2, dst3, dst4; | 89 SkRect dst1, dst2, dst3, dst4; |
90 dst1.set(0, 240, 65, 305); | 90 dst1.set(0, 240, 65, 305); |
91 dst2.set(0, 320, 65, 385); | 91 dst2.set(0, 320, 65, 385); |
92 dst3.set(0, 400, 65, 465); | 92 dst3.set(0, 400, 65, 465); |
93 dst4.set(0, 480, 65, 545); | 93 dst4.set(0, 480, 65, 545); |
94 | 94 |
95 canvas->drawImageRect(imgR, src1, dst1, usePaint ? &paint : NULL); | 95 canvas->drawImageRect(imgR, src1, dst1, usePaint ? &paint : nullptr); |
96 canvas->drawImageRect(imgG, src2, dst2, usePaint ? &paint : NULL); | 96 canvas->drawImageRect(imgG, src2, dst2, usePaint ? &paint : nullptr); |
97 canvas->drawImageRect(imgR, src3, dst3, usePaint ? &paint : NULL); | 97 canvas->drawImageRect(imgR, src3, dst3, usePaint ? &paint : nullptr); |
98 canvas->drawImageRect(imgG, dst4, usePaint ? &paint : NULL); | 98 canvas->drawImageRect(imgG, dst4, usePaint ? &paint : nullptr); |
99 | 99 |
100 imgG->unref(); | 100 imgG->unref(); |
101 imgR->unref(); | 101 imgR->unref(); |
102 } | 102 } |
103 | 103 |
104 class ImageGM : public skiagm::GM { | 104 class ImageGM : public skiagm::GM { |
105 void* fBuffer; | 105 void* fBuffer; |
106 size_t fBufferSize; | 106 size_t fBufferSize; |
107 SkSize fSize; | 107 SkSize fSize; |
108 enum { | 108 enum { |
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234 void drawResized(SkCanvas* canvas, SkImage* image, int newW, int newH, const
SkIRect* subset, | 234 void drawResized(SkCanvas* canvas, SkImage* image, int newW, int newH, const
SkIRect* subset, |
235 SkFilterQuality fq) { | 235 SkFilterQuality fq) { |
236 // canvas method | 236 // canvas method |
237 SkPaint paint; | 237 SkPaint paint; |
238 paint.setFilterQuality(fq); | 238 paint.setFilterQuality(fq); |
239 SkRect dstR = SkRect::MakeWH(SkIntToScalar(newW), SkIntToScalar(newH)); | 239 SkRect dstR = SkRect::MakeWH(SkIntToScalar(newW), SkIntToScalar(newH)); |
240 SkRect srcR; | 240 SkRect srcR; |
241 if (subset) { | 241 if (subset) { |
242 srcR.set(*subset); | 242 srcR.set(*subset); |
243 } | 243 } |
244 canvas->legacy_drawImageRect(image, subset ? &srcR : NULL, dstR, &paint)
; | 244 canvas->legacy_drawImageRect(image, subset ? &srcR : nullptr, dstR, &pai
nt); |
245 canvas->translate(newW + 20.0f, 0); | 245 canvas->translate(newW + 20.0f, 0); |
246 | 246 |
247 // image method | 247 // image method |
248 SkAutoTUnref<SkImage> image2(image->newImage(newW, newH, subset, fq)); | 248 SkAutoTUnref<SkImage> image2(image->newImage(newW, newH, subset, fq)); |
249 canvas->drawImage(image2, 0, 0, NULL); | 249 canvas->drawImage(image2, 0, 0, nullptr); |
250 canvas->translate(image2->width() + 20.0f, 0); | 250 canvas->translate(image2->width() + 20.0f, 0); |
251 } | 251 } |
252 | 252 |
253 void drawImage(SkCanvas* canvas, SkImage* image, SkFilterQuality fq) { | 253 void drawImage(SkCanvas* canvas, SkImage* image, SkFilterQuality fq) { |
254 | 254 |
255 canvas->drawImage(image, 0, 0, NULL); | 255 canvas->drawImage(image, 0, 0, nullptr); |
256 canvas->translate(image->width() + 20.0f, 0); | 256 canvas->translate(image->width() + 20.0f, 0); |
257 this->drawResized(canvas, image, image->width()*4/10, image->height()*4/
10, NULL, fq); | 257 this->drawResized(canvas, image, image->width()*4/10, image->height()*4/
10, nullptr, fq); |
258 | 258 |
259 SkIRect subset = SkIRect::MakeLTRB(W/4, H/4, W/2, H/2); | 259 SkIRect subset = SkIRect::MakeLTRB(W/4, H/4, W/2, H/2); |
260 this->drawResized(canvas, image, W, H, &subset, fq); | 260 this->drawResized(canvas, image, W, H, &subset, fq); |
261 } | 261 } |
262 | 262 |
263 void onDraw(SkCanvas* canvas) override { | 263 void onDraw(SkCanvas* canvas) override { |
264 canvas->translate(10, 10); | 264 canvas->translate(10, 10); |
265 | 265 |
266 SkAutoTUnref<SkImage> image(this->makeImage(canvas)); | 266 SkAutoTUnref<SkImage> image(this->makeImage(canvas)); |
267 | 267 |
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278 } | 278 } |
279 canvas->translate(0, image->height() + 20.0f); | 279 canvas->translate(0, image->height() + 20.0f); |
280 } | 280 } |
281 } | 281 } |
282 | 282 |
283 private: | 283 private: |
284 typedef skiagm::GM INHERITED; | 284 typedef skiagm::GM INHERITED; |
285 }; | 285 }; |
286 DEF_GM( return new ImageResizeGM; ) | 286 DEF_GM( return new ImageResizeGM; ) |
287 | 287 |
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