| #include "SkRasterizer.h" |
| #include "SkDraw.h" |
| #include "SkMaskFilter.h" |
| #include "SkPath.h" |
| |
| // do nothing for now, since we don't store anything at flatten time |
| SkRasterizer::SkRasterizer(SkRBuffer&) {} |
| |
| bool SkRasterizer::rasterize(const SkPath& fillPath, const SkMatrix& matrix, |
| const SkRect16* clipBounds, SkMaskFilter* filter, |
| SkMask* mask, SkMask::CreateMode mode) |
| { |
| SkRect16 storage; |
| |
| if (clipBounds && filter && SkMask::kJustRenderImage_CreateMode != mode) |
| { |
| SkPoint16 margin; |
| SkMask srcM, dstM; |
| |
| srcM.fFormat = SkMask::kA8_Format; |
| srcM.fBounds.set(0, 0, 1, 1); |
| srcM.fImage = NULL; |
| if (!filter->filterMask(&dstM, srcM, matrix, &margin)) |
| return false; |
| |
| storage = *clipBounds; |
| storage.inset(-margin.fX, -margin.fY); |
| clipBounds = &storage; |
| } |
| |
| return this->onRasterize(fillPath, matrix, clipBounds, mask, mode); |
| } |
| |
| /* Our default implementation of the virtual method just scan converts |
| */ |
| bool SkRasterizer::onRasterize(const SkPath& fillPath, const SkMatrix& matrix, |
| const SkRect16* clipBounds, |
| SkMask* mask, SkMask::CreateMode mode) |
| { |
| SkPath devPath; |
| |
| fillPath.transform(matrix, &devPath); |
| return SkDraw::DrawToMask(devPath, clipBounds, NULL, NULL, mask, mode); |
| } |
| |