| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "ui/gfx/path.h" |
| |
| #include "base/memory/scoped_ptr.h" |
| #include "third_party/skia/include/core/SkRegion.h" |
| |
| namespace gfx { |
| |
| SkRegion* Path::CreateNativeRegion() const { |
| // Create a clip region that contains |this| path. |
| const SkRect bounds = getBounds(); |
| SkIRect ibounds; |
| bounds.round(&ibounds); |
| SkRegion clip_region; |
| clip_region.setRect(ibounds); |
| |
| SkRegion* region = new SkRegion; |
| region->setPath(*this, clip_region); |
| return region; |
| } |
| |
| // static |
| NativeRegion Path::IntersectRegions(NativeRegion r1, NativeRegion r2) { |
| SkRegion* new_region = new SkRegion; |
| new_region->op(*r1, *r2, SkRegion::kIntersect_Op); |
| return new_region; |
| } |
| |
| // static |
| NativeRegion Path::CombineRegions(NativeRegion r1, NativeRegion r2) { |
| SkRegion* new_region = new SkRegion; |
| new_region->op(*r1, *r2, SkRegion::kUnion_Op); |
| return new_region; |
| } |
| |
| // static |
| NativeRegion Path::SubtractRegion(NativeRegion r1, NativeRegion r2) { |
| SkRegion* new_region = new SkRegion; |
| new_region->op(*r1, *r2, SkRegion::kDifference_Op); |
| return new_region; |
| } |
| |
| } // namespace gfx |