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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "skia/ext/bitmap_platform_device_skia.h" | 5 #include "skia/ext/bitmap_platform_device_skia.h" |
| 6 #include "skia/ext/platform_canvas.h" | 6 #include "skia/ext/platform_canvas.h" |
| 7 | 7 |
| 8 namespace skia { | 8 namespace skia { |
| 9 | 9 |
| 10 BitmapPlatformDevice* BitmapPlatformDevice::Create(int width, int height, | 10 BitmapPlatformDevice* BitmapPlatformDevice::Create(int width, int height, |
| 11 bool is_opaque) { | 11 bool is_opaque) { |
| 12 SkBitmap bitmap; | 12 SkBitmap bitmap; |
| 13 if (bitmap.tryAllocN32Pixels(width, height, is_opaque)) { | 13 if (bitmap.allocN32Pixels(width, height, is_opaque)) { |
| 14 // Follow the logic in SkCanvas::createDevice(), initialize the bitmap if it | 14 // Follow the logic in SkCanvas::createDevice(), initialize the bitmap if it |
| 15 // is not opaque. | 15 // is not opaque. |
| 16 if (!is_opaque) | 16 if (!is_opaque) |
| 17 bitmap.eraseARGB(0, 0, 0, 0); | 17 bitmap.eraseARGB(0, 0, 0, 0); |
| 18 return new BitmapPlatformDevice(bitmap); | 18 return new BitmapPlatformDevice(bitmap); |
| 19 } | 19 } |
| 20 return NULL; | 20 return NULL; |
| 21 } | 21 } |
| 22 | 22 |
| 23 BitmapPlatformDevice* BitmapPlatformDevice::CreateAndClear(int width, | 23 BitmapPlatformDevice* BitmapPlatformDevice::CreateAndClear(int width, |
| 24 int height, | 24 int height, |
| 25 bool is_opaque) { | 25 bool is_opaque) { |
| 26 BitmapPlatformDevice* device = Create(width, height, is_opaque); | 26 BitmapPlatformDevice* device = Create(width, height, is_opaque); |
| 27 if (!is_opaque) | 27 if (!is_opaque) |
| 28 device->clear(0); | 28 device->clear(0); |
| 29 return device; | 29 return device; |
| 30 } | 30 } |
| 31 | 31 |
| 32 BitmapPlatformDevice* BitmapPlatformDevice::Create(int width, int height, | 32 BitmapPlatformDevice* BitmapPlatformDevice::Create(int width, int height, |
| 33 bool is_opaque, | 33 bool is_opaque, |
| 34 uint8_t* data) { | 34 uint8_t* data) { |
| 35 SkBitmap bitmap; | 35 SkBitmap bitmap; |
| 36 bitmap.setInfo(SkImageInfo::MakeN32(width, height, | 36 bitmap.setInfo(SkImageInfo::MakeN32(width, height, |
| 37 is_opaque ? kOpaque_SkAlphaType : kPremul_SkAlphaType)); | 37 is_opaque ? kOpaque_SkAlphaType : kPremul_SkAlphaType)); |
| 38 if (data) | 38 if (data) |
| 39 bitmap.setPixels(data); | 39 bitmap.setPixels(data); |
| 40 else if (!bitmap.tryAllocPixels()) | 40 else if (!bitmap.allocPixels()) |
| 41 return NULL; | 41 return NULL; |
| 42 | 42 |
| 43 return new BitmapPlatformDevice(bitmap); | 43 return new BitmapPlatformDevice(bitmap); |
| 44 } | 44 } |
| 45 | 45 |
| 46 BitmapPlatformDevice::BitmapPlatformDevice(const SkBitmap& bitmap) | 46 BitmapPlatformDevice::BitmapPlatformDevice(const SkBitmap& bitmap) |
| 47 : SkBitmapDevice(bitmap) { | 47 : SkBitmapDevice(bitmap) { |
| 48 SetPlatformDevice(this, this); | 48 SetPlatformDevice(this, this); |
| 49 } | 49 } |
| 50 | 50 |
| (...skipping 27 matching lines...) Expand all Loading... |
| 78 BitmapPlatformDevice::Create(width, height, is_opaque, data)); | 78 BitmapPlatformDevice::Create(width, height, is_opaque, data)); |
| 79 return CreateCanvas(dev, failureType); | 79 return CreateCanvas(dev, failureType); |
| 80 } | 80 } |
| 81 | 81 |
| 82 // Port of PlatformBitmap to android | 82 // Port of PlatformBitmap to android |
| 83 PlatformBitmap::~PlatformBitmap() { | 83 PlatformBitmap::~PlatformBitmap() { |
| 84 // Nothing to do. | 84 // Nothing to do. |
| 85 } | 85 } |
| 86 | 86 |
| 87 bool PlatformBitmap::Allocate(int width, int height, bool is_opaque) { | 87 bool PlatformBitmap::Allocate(int width, int height, bool is_opaque) { |
| 88 if (!bitmap_.tryAllocN32Pixels(width, height, is_opaque)) | 88 if (!bitmap_.allocN32Pixels(width, height, is_opaque)) |
| 89 return false; | 89 return false; |
| 90 | 90 |
| 91 surface_ = bitmap_.getPixels(); | 91 surface_ = bitmap_.getPixels(); |
| 92 return true; | 92 return true; |
| 93 } | 93 } |
| 94 | 94 |
| 95 } // namespace skia | 95 } // namespace skia |
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