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1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2008 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/platform_device_win.h" | 5 #include "skia/ext/platform_device.h" |
6 | 6 |
7 #include "skia/ext/skia_utils_win.h" | 7 #include "skia/ext/skia_utils_win.h" |
8 #include "third_party/skia/include/core/SkMatrix.h" | 8 #include "third_party/skia/include/core/SkMatrix.h" |
9 #include "third_party/skia/include/core/SkPath.h" | 9 #include "third_party/skia/include/core/SkPath.h" |
10 #include "third_party/skia/include/core/SkRegion.h" | 10 #include "third_party/skia/include/core/SkRegion.h" |
11 #include "third_party/skia/include/core/SkUtils.h" | 11 #include "third_party/skia/include/core/SkUtils.h" |
12 | 12 |
13 namespace skia { | 13 namespace skia { |
14 | 14 |
15 PlatformDevice::PlatformDevice(const SkBitmap& bitmap) | 15 void MakeOpaque(SkDevice* device, int x, int y, int width, int height) { |
16 : SkDevice(NULL, bitmap, /*isForLayer=*/false) { | 16 PlatformDevice* platform_device = GetPlatformDevice(device); |
| 17 if (platform_device) |
| 18 platform_device->MakeOpaque(x, y, width, height); |
17 } | 19 } |
18 | 20 |
19 void PlatformDevice::EndPlatformPaint() { | 21 void InitializeDC(HDC context) { |
20 // We don't clear the DC here since it will be likely to be used again. | |
21 // Flushing will be done in onAccessBitmap. | |
22 } | |
23 | |
24 // static | |
25 void PlatformDevice::InitializeDC(HDC context) { | |
26 // Enables world transformation. | 22 // Enables world transformation. |
27 // If the GM_ADVANCED graphics mode is set, GDI always draws arcs in the | 23 // If the GM_ADVANCED graphics mode is set, GDI always draws arcs in the |
28 // counterclockwise direction in logical space. This is equivalent to the | 24 // counterclockwise direction in logical space. This is equivalent to the |
29 // statement that, in the GM_ADVANCED graphics mode, both arc control points | 25 // statement that, in the GM_ADVANCED graphics mode, both arc control points |
30 // and arcs themselves fully respect the device context's world-to-device | 26 // and arcs themselves fully respect the device context's world-to-device |
31 // transformation. | 27 // transformation. |
32 BOOL res = SetGraphicsMode(context, GM_ADVANCED); | 28 BOOL res = SetGraphicsMode(context, GM_ADVANCED); |
33 SkASSERT(res != 0); | 29 SkASSERT(res != 0); |
34 | 30 |
35 // Enables dithering. | 31 // Enables dithering. |
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54 res = SetDCPenColor(context, RGB(0, 0, 0)); | 50 res = SetDCPenColor(context, RGB(0, 0, 0)); |
55 SkASSERT(res != CLR_INVALID); | 51 SkASSERT(res != CLR_INVALID); |
56 | 52 |
57 // Sets up default transparency. | 53 // Sets up default transparency. |
58 res = SetBkMode(context, OPAQUE); | 54 res = SetBkMode(context, OPAQUE); |
59 SkASSERT(res != 0); | 55 SkASSERT(res != 0); |
60 res = SetROP2(context, R2_COPYPEN); | 56 res = SetROP2(context, R2_COPYPEN); |
61 SkASSERT(res != 0); | 57 SkASSERT(res != 0); |
62 } | 58 } |
63 | 59 |
| 60 PlatformDevice::PlatformDevice(const SkBitmap& bitmap) |
| 61 : SkDevice(NULL, bitmap, /*isForLayer=*/false) { |
| 62 SetPlatformDevice(this, this); |
| 63 } |
| 64 |
| 65 void PlatformDevice::EndPlatformPaint() { |
| 66 // We don't clear the DC here since it will be likely to be used again. |
| 67 // Flushing will be done in onAccessBitmap. |
| 68 } |
| 69 |
64 // static | 70 // static |
65 void PlatformDevice::LoadPathToDC(HDC context, const SkPath& path) { | 71 void PlatformDevice::LoadPathToDC(HDC context, const SkPath& path) { |
66 switch (path.getFillType()) { | 72 switch (path.getFillType()) { |
67 case SkPath::kWinding_FillType: { | 73 case SkPath::kWinding_FillType: { |
68 int res = SetPolyFillMode(context, WINDING); | 74 int res = SetPolyFillMode(context, WINDING); |
69 SkASSERT(res != 0); | 75 SkASSERT(res != 0); |
70 break; | 76 break; |
71 } | 77 } |
72 case SkPath::kEvenOdd_FillType: { | 78 case SkPath::kEvenOdd_FillType: { |
73 int res = SetPolyFillMode(context, ALTERNATE); | 79 int res = SetPolyFillMode(context, ALTERNATE); |
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224 hrgn = PathToRegion(context); | 230 hrgn = PathToRegion(context); |
225 } | 231 } |
226 int result = SelectClipRgn(context, hrgn); | 232 int result = SelectClipRgn(context, hrgn); |
227 SkASSERT(result != ERROR); | 233 SkASSERT(result != ERROR); |
228 result = DeleteObject(hrgn); | 234 result = DeleteObject(hrgn); |
229 SkASSERT(result != 0); | 235 SkASSERT(result != 0); |
230 } | 236 } |
231 | 237 |
232 } // namespace skia | 238 } // namespace skia |
233 | 239 |
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