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// 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
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