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1 /* | 1 /* |
2 * Copyright 2015 Google Inc. | 2 * Copyright 2015 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 "SkImageGeneratorUtils.h" | 8 #include "SkImageGeneratorUtils.h" |
9 #include "SkBitmap.h" | 9 #include "SkBitmap.h" |
10 | 10 |
11 class GeneratorFromEmpty : public SkImageGenerator { | 11 class GeneratorFromEmpty : public SkImageGenerator { |
12 public: | 12 public: |
13 GeneratorFromEmpty(const SkImageInfo& info) : SkImageGenerator(info) {} | 13 GeneratorFromEmpty(const SkImageInfo& info) : SkImageGenerator(info) {} |
14 }; | 14 }; |
15 | 15 |
16 SkImageGenerator* SkImageGeneratorUtils::NewEmpty(const SkImageInfo& info) { | 16 SkImageGenerator* SkImageGeneratorUtils::NewEmpty(const SkImageInfo& info) { |
17 return SkNEW_ARGS(GeneratorFromEmpty, (info)); | 17 return new GeneratorFromEmpty(info); |
18 } | 18 } |
19 | 19 |
20 ////////////////////////////////////////////////////////////////////////////////
/////////////////// | 20 ////////////////////////////////////////////////////////////////////////////////
/////////////////// |
21 | 21 |
22 class GeneratorFromBitmap : public SkImageGenerator { | 22 class GeneratorFromBitmap : public SkImageGenerator { |
23 public: | 23 public: |
24 GeneratorFromBitmap(const SkBitmap& bm) : SkImageGenerator(bm.info()), fBM(b
m) { | 24 GeneratorFromBitmap(const SkBitmap& bm) : SkImageGenerator(bm.info()), fBM(b
m) { |
25 if (!bm.isImmutable()) { | 25 if (!bm.isImmutable()) { |
26 bm.copyTo(&fBM); | 26 bm.copyTo(&fBM); |
27 } | 27 } |
28 } | 28 } |
29 | 29 |
30 protected: | 30 protected: |
31 bool onGetPixels(const SkImageInfo& info, void* pixels, size_t rowBytes, | 31 bool onGetPixels(const SkImageInfo& info, void* pixels, size_t rowBytes, |
32 SkPMColor*, int*) override { | 32 SkPMColor*, int*) override { |
33 return fBM.readPixels(info, pixels, rowBytes, 0, 0); | 33 return fBM.readPixels(info, pixels, rowBytes, 0, 0); |
34 } | 34 } |
35 | 35 |
36 private: | 36 private: |
37 SkBitmap fBM; | 37 SkBitmap fBM; |
38 }; | 38 }; |
39 | 39 |
40 SkImageGenerator* SkImageGeneratorUtils::NewFromBitmap(const SkBitmap& bm) { | 40 SkImageGenerator* SkImageGeneratorUtils::NewFromBitmap(const SkBitmap& bm) { |
41 return SkNEW_ARGS(GeneratorFromBitmap, (bm)); | 41 return new GeneratorFromBitmap(bm); |
42 } | 42 } |
43 | 43 |
44 ////////////////////////////////////////////////////////////////////////////////
/////////////////// | 44 ////////////////////////////////////////////////////////////////////////////////
/////////////////// |
45 | 45 |
46 #if SK_SUPPORT_GPU | 46 #if SK_SUPPORT_GPU |
47 | 47 |
48 #include "GrContext.h" | 48 #include "GrContext.h" |
49 #include "GrTexture.h" | 49 #include "GrTexture.h" |
50 #include "SkGr.h" | 50 #include "SkGr.h" |
51 | 51 |
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84 if (ctx && tex) { | 84 if (ctx && tex) { |
85 const GrSurfaceDesc desc = tex->desc(); | 85 const GrSurfaceDesc desc = tex->desc(); |
86 | 86 |
87 SkColorType ct; | 87 SkColorType ct; |
88 SkColorProfileType cpt; | 88 SkColorProfileType cpt; |
89 if (!GrPixelConfig2ColorAndProfileType(desc.fConfig, &ct, &cpt)) { | 89 if (!GrPixelConfig2ColorAndProfileType(desc.fConfig, &ct, &cpt)) { |
90 return nullptr; | 90 return nullptr; |
91 } | 91 } |
92 const SkAlphaType at = kPremul_SkAlphaType; // take isOpaque from caller
? | 92 const SkAlphaType at = kPremul_SkAlphaType; // take isOpaque from caller
? |
93 SkImageInfo info = SkImageInfo::Make(desc.fWidth, desc.fHeight, ct, at,
cpt); | 93 SkImageInfo info = SkImageInfo::Make(desc.fWidth, desc.fHeight, ct, at,
cpt); |
94 return SkNEW_ARGS(GeneratorFromTexture, (ctx, tex, info)); | 94 return new GeneratorFromTexture(ctx, tex, info); |
95 } | 95 } |
96 #endif | 96 #endif |
97 return nullptr; | 97 return nullptr; |
98 } | 98 } |
99 | 99 |
100 ////////////////////////////////////////////////////////////////////////////////
/////////////////// | 100 ////////////////////////////////////////////////////////////////////////////////
/////////////////// |
101 | 101 |
102 #include "SkImage.h" | 102 #include "SkImage.h" |
103 | 103 |
104 class GeneratorFromImage : public SkImageGenerator { | 104 class GeneratorFromImage : public SkImageGenerator { |
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119 | 119 |
120 private: | 120 private: |
121 SkAutoTUnref<const SkImage> fImage; | 121 SkAutoTUnref<const SkImage> fImage; |
122 }; | 122 }; |
123 | 123 |
124 SkImageGenerator* SkImageGeneratorUtils::NewFromImage(const SkImage* image) { | 124 SkImageGenerator* SkImageGeneratorUtils::NewFromImage(const SkImage* image) { |
125 if (image) { | 125 if (image) { |
126 const SkColorType ct = kN32_SkColorType; | 126 const SkColorType ct = kN32_SkColorType; |
127 const SkAlphaType at = image->isOpaque() ? kOpaque_SkAlphaType : kPremul
_SkAlphaType; | 127 const SkAlphaType at = image->isOpaque() ? kOpaque_SkAlphaType : kPremul
_SkAlphaType; |
128 const SkImageInfo info = SkImageInfo::Make(image->width(), image->height
(), ct, at); | 128 const SkImageInfo info = SkImageInfo::Make(image->width(), image->height
(), ct, at); |
129 return SkNEW_ARGS(GeneratorFromImage, (image, info)); | 129 return new GeneratorFromImage(image, info); |
130 } | 130 } |
131 return nullptr; | 131 return nullptr; |
132 } | 132 } |
133 | 133 |
134 | 134 |
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