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| 1 /* | 1 /* |
| 2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 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 "SkSurface_Base.h" | 8 #include "SkSurface_Base.h" |
| 9 #include "SkImagePriv.h" | 9 #include "SkImagePriv.h" |
| 10 #include "SkCanvas.h" | 10 #include "SkCanvas.h" |
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| 72 // in case the canvas outsurvives us, we null the callback | 72 // in case the canvas outsurvives us, we null the callback |
| 73 if (fCachedCanvas) { | 73 if (fCachedCanvas) { |
| 74 fCachedCanvas->setSurfaceBase(NULL); | 74 fCachedCanvas->setSurfaceBase(NULL); |
| 75 } | 75 } |
| 76 | 76 |
| 77 SkSafeUnref(fCachedImage); | 77 SkSafeUnref(fCachedImage); |
| 78 SkSafeUnref(fCachedCanvas); | 78 SkSafeUnref(fCachedCanvas); |
| 79 } | 79 } |
| 80 | 80 |
| 81 void SkSurface_Base::onDraw(SkCanvas* canvas, SkScalar x, SkScalar y, const SkPa
int* paint) { | 81 void SkSurface_Base::onDraw(SkCanvas* canvas, SkScalar x, SkScalar y, const SkPa
int* paint) { |
| 82 SkImage* image = this->newImageSnapshot(); | 82 SkImage* image = this->newImageSnapshot(kYes_Budgeted); |
| 83 if (image) { | 83 if (image) { |
| 84 canvas->drawImage(image, x, y, paint); | 84 canvas->drawImage(image, x, y, paint); |
| 85 image->unref(); | 85 image->unref(); |
| 86 } | 86 } |
| 87 } | 87 } |
| 88 | 88 |
| 89 void SkSurface_Base::aboutToDraw(ContentChangeMode mode) { | 89 void SkSurface_Base::aboutToDraw(ContentChangeMode mode) { |
| 90 this->dirtyGenerationID(); | 90 this->dirtyGenerationID(); |
| 91 | 91 |
| 92 SkASSERT(!fCachedCanvas || fCachedCanvas->getSurfaceBase() == this); | 92 SkASSERT(!fCachedCanvas || fCachedCanvas->getSurfaceBase() == this); |
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| 144 } | 144 } |
| 145 | 145 |
| 146 void SkSurface::notifyContentWillChange(ContentChangeMode mode) { | 146 void SkSurface::notifyContentWillChange(ContentChangeMode mode) { |
| 147 asSB(this)->aboutToDraw(mode); | 147 asSB(this)->aboutToDraw(mode); |
| 148 } | 148 } |
| 149 | 149 |
| 150 SkCanvas* SkSurface::getCanvas() { | 150 SkCanvas* SkSurface::getCanvas() { |
| 151 return asSB(this)->getCachedCanvas(); | 151 return asSB(this)->getCachedCanvas(); |
| 152 } | 152 } |
| 153 | 153 |
| 154 SkImage* SkSurface::newImageSnapshot() { | 154 SkImage* SkSurface::newImageSnapshot(Budgeted budgeted) { |
| 155 SkImage* image = asSB(this)->getCachedImage(); | 155 SkImage* image = asSB(this)->getCachedImage(budgeted); |
| 156 SkSafeRef(image); // the caller will call unref() to balance this | 156 SkSafeRef(image); // the caller will call unref() to balance this |
| 157 return image; | 157 return image; |
| 158 } | 158 } |
| 159 | 159 |
| 160 SkSurface* SkSurface::newSurface(const SkImageInfo& info) { | 160 SkSurface* SkSurface::newSurface(const SkImageInfo& info) { |
| 161 return asSB(this)->onNewSurface(info); | 161 return asSB(this)->onNewSurface(info); |
| 162 } | 162 } |
| 163 | 163 |
| 164 void SkSurface::draw(SkCanvas* canvas, SkScalar x, SkScalar y, | 164 void SkSurface::draw(SkCanvas* canvas, SkScalar x, SkScalar y, |
| 165 const SkPaint* paint) { | 165 const SkPaint* paint) { |
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| 183 return NULL; | 183 return NULL; |
| 184 } | 184 } |
| 185 | 185 |
| 186 SkSurface* SkSurface::NewRenderTarget(GrContext*, Budgeted, const SkImageInfo&,
int, | 186 SkSurface* SkSurface::NewRenderTarget(GrContext*, Budgeted, const SkImageInfo&,
int, |
| 187 const SkSurfaceProps*) { | 187 const SkSurfaceProps*) { |
| 188 return NULL; | 188 return NULL; |
| 189 } | 189 } |
| 190 | 190 |
| 191 | 191 |
| 192 #endif | 192 #endif |
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