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comparison: gfx/skia/trunk/src/core/SkRasterizer.cpp
gfx/skia/trunk/src/core/SkRasterizer.cpp
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:f81a41af9b69 |
|---|---|
| 1 | |
| 2 /* | |
| 3 * Copyright 2006 The Android Open Source Project | |
| 4 * | |
| 5 * Use of this source code is governed by a BSD-style license that can be | |
| 6 * found in the LICENSE file. | |
| 7 */ | |
| 8 | |
| 9 | |
| 10 #include "SkRasterizer.h" | |
| 11 #include "SkDraw.h" | |
| 12 #include "SkMaskFilter.h" | |
| 13 #include "SkPath.h" | |
| 14 | |
| 15 bool SkRasterizer::rasterize(const SkPath& fillPath, const SkMatrix& matrix, | |
| 16 const SkIRect* clipBounds, SkMaskFilter* filter, | |
| 17 SkMask* mask, SkMask::CreateMode mode) const { | |
| 18 SkIRect storage; | |
| 19 | |
| 20 if (clipBounds && filter && SkMask::kJustRenderImage_CreateMode != mode) { | |
| 21 SkIPoint margin; | |
| 22 SkMask srcM, dstM; | |
| 23 | |
| 24 srcM.fFormat = SkMask::kA8_Format; | |
| 25 srcM.fBounds.set(0, 0, 1, 1); | |
| 26 srcM.fImage = NULL; | |
| 27 if (!filter->filterMask(&dstM, srcM, matrix, &margin)) { | |
| 28 return false; | |
| 29 } | |
| 30 storage = *clipBounds; | |
| 31 storage.inset(-margin.fX, -margin.fY); | |
| 32 clipBounds = &storage; | |
| 33 } | |
| 34 | |
| 35 return this->onRasterize(fillPath, matrix, clipBounds, mask, mode); | |
| 36 } | |
| 37 | |
| 38 /* Our default implementation of the virtual method just scan converts | |
| 39 */ | |
| 40 bool SkRasterizer::onRasterize(const SkPath& fillPath, const SkMatrix& matrix, | |
| 41 const SkIRect* clipBounds, | |
| 42 SkMask* mask, SkMask::CreateMode mode) const { | |
| 43 SkPath devPath; | |
| 44 | |
| 45 fillPath.transform(matrix, &devPath); | |
| 46 return SkDraw::DrawToMask(devPath, clipBounds, NULL, NULL, mask, mode, | |
| 47 SkPaint::kFill_Style); | |
| 48 } |
