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1 /* | 1 /* |
2 * Copyright 2010 The Android Open Source Project | 2 * Copyright 2010 The Android Open Source Project |
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 #ifndef SkDevice_DEFINED | 8 #ifndef SkDevice_DEFINED |
9 #define SkDevice_DEFINED | 9 #define SkDevice_DEFINED |
10 | 10 |
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154 * The clipstack is another view of the clip. It records the actual | 154 * The clipstack is another view of the clip. It records the actual |
155 * geometry that went into building the region. It is present for devices | 155 * geometry that went into building the region. It is present for devices |
156 * that want to parse it, but is not required: the region is a complete | 156 * that want to parse it, but is not required: the region is a complete |
157 * picture of the current clip. (i.e. if you regionize all of the geometry | 157 * picture of the current clip. (i.e. if you regionize all of the geometry |
158 * in the clipstack, you will arrive at an equivalent region to the one | 158 * in the clipstack, you will arrive at an equivalent region to the one |
159 * passed in). | 159 * passed in). |
160 */ | 160 */ |
161 virtual void setMatrixClip(const SkMatrix&, const SkRegion&, | 161 virtual void setMatrixClip(const SkMatrix&, const SkRegion&, |
162 const SkClipStack&) {}; | 162 const SkClipStack&) {}; |
163 | 163 |
| 164 private: |
164 /** Clears the entire device to the specified color (including alpha). | 165 /** Clears the entire device to the specified color (including alpha). |
165 * Ignores the clip. | 166 * Ignores the clip. |
166 */ | 167 */ |
167 virtual void clear(SkColor color) = 0; | 168 virtual void clear(SkColor color) = 0; |
| 169 public: |
168 | 170 |
169 /** These are called inside the per-device-layer loop for each draw call. | 171 /** These are called inside the per-device-layer loop for each draw call. |
170 When these are called, we have already applied any saveLayer operations, | 172 When these are called, we have already applied any saveLayer operations, |
171 and are handling any looping from the paint, and any effects from the | 173 and are handling any looping from the paint, and any effects from the |
172 DrawFilter. | 174 DrawFilter. |
173 */ | 175 */ |
174 virtual void drawPaint(const SkDraw&, const SkPaint& paint) = 0; | 176 virtual void drawPaint(const SkDraw&, const SkPaint& paint) = 0; |
175 virtual void drawPoints(const SkDraw&, SkCanvas::PointMode mode, size_t coun
t, | 177 virtual void drawPoints(const SkDraw&, SkCanvas::PointMode mode, size_t coun
t, |
176 const SkPoint[], const SkPaint& paint) = 0; | 178 const SkPoint[], const SkPaint& paint) = 0; |
177 virtual void drawRect(const SkDraw&, const SkRect& r, | 179 virtual void drawRect(const SkDraw&, const SkRect& r, |
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395 SkDeviceProperties* fLeakyProperties; // will always exist. | 397 SkDeviceProperties* fLeakyProperties; // will always exist. |
396 | 398 |
397 #ifdef SK_DEBUG | 399 #ifdef SK_DEBUG |
398 bool fAttachedToCanvas; | 400 bool fAttachedToCanvas; |
399 #endif | 401 #endif |
400 | 402 |
401 typedef SkRefCnt INHERITED; | 403 typedef SkRefCnt INHERITED; |
402 }; | 404 }; |
403 | 405 |
404 #endif | 406 #endif |
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