1// Copyright (c) 2012 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#include "ui/gfx/path.h" 6 7#include "base/memory/scoped_ptr.h" 8#include "third_party/skia/include/core/SkRegion.h" 9 10namespace gfx { 11 12SkRegion* Path::CreateNativeRegion() const { 13 // Create a clip region that contains |this| path. 14 const SkRect bounds = getBounds(); 15 SkIRect ibounds; 16 bounds.round(&ibounds); 17 SkRegion clip_region; 18 clip_region.setRect(ibounds); 19 20 SkRegion* region = new SkRegion; 21 region->setPath(*this, clip_region); 22 return region; 23} 24 25// static 26NativeRegion Path::IntersectRegions(NativeRegion r1, NativeRegion r2) { 27 SkRegion* new_region = new SkRegion; 28 new_region->op(*r1, *r2, SkRegion::kIntersect_Op); 29 return new_region; 30} 31 32// static 33NativeRegion Path::CombineRegions(NativeRegion r1, NativeRegion r2) { 34 SkRegion* new_region = new SkRegion; 35 new_region->op(*r1, *r2, SkRegion::kUnion_Op); 36 return new_region; 37} 38 39// static 40NativeRegion Path::SubtractRegion(NativeRegion r1, NativeRegion r2) { 41 SkRegion* new_region = new SkRegion; 42 new_region->op(*r1, *r2, SkRegion::kDifference_Op); 43 return new_region; 44} 45 46} // namespace gfx 47