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/*
* Copyright (C) 2003, 2009, 2012 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_PAINT_CLIP_RECTS_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_PAINT_CLIP_RECTS_H_
#include "third_party/blink/renderer/core/paint/clip_rect.h"
#include "third_party/blink/renderer/platform/wtf/ref_counted.h"
namespace blink {
class ClipRects : public RefCounted<ClipRects> {
USING_FAST_MALLOC(ClipRects);
public:
static scoped_refptr<ClipRects> Create() {
return base::AdoptRef(new ClipRects);
}
static scoped_refptr<ClipRects> Create(const ClipRects& other) {
return base::AdoptRef(new ClipRects(other));
}
ClipRects() : fixed_(0) {}
void Reset(const PhysicalRect& r) {
overflow_clip_rect_ = r;
fixed_clip_rect_ = r;
pos_clip_rect_ = r;
fixed_ = 0;
}
const ClipRect& OverflowClipRect() const { return overflow_clip_rect_; }
void SetOverflowClipRect(const ClipRect& r) { overflow_clip_rect_ = r; }
const ClipRect& FixedClipRect() const { return fixed_clip_rect_; }
void SetFixedClipRect(const ClipRect& r) { fixed_clip_rect_ = r; }
const ClipRect& PosClipRect() const { return pos_clip_rect_; }
void SetPosClipRect(const ClipRect& r) { pos_clip_rect_ = r; }
bool Fixed() const { return static_cast<bool>(fixed_); }
void SetFixed(bool fixed) { fixed_ = fixed ? 1 : 0; }
bool operator==(const ClipRects& other) const {
return overflow_clip_rect_ == other.OverflowClipRect() &&
fixed_clip_rect_ == other.FixedClipRect() &&
pos_clip_rect_ == other.PosClipRect() && Fixed() == other.Fixed();
}
bool operator!=(const ClipRects& other) const { return !(*this == other); }
ClipRects& operator=(const ClipRects& other) {
overflow_clip_rect_ = other.OverflowClipRect();
fixed_clip_rect_ = other.FixedClipRect();
pos_clip_rect_ = other.PosClipRect();
fixed_ = other.Fixed();
return *this;
}
private:
ClipRects(const PhysicalRect& r)
: overflow_clip_rect_(r),
fixed_clip_rect_(r),
pos_clip_rect_(r),
fixed_(0) {}
ClipRects(const ClipRects& other)
: overflow_clip_rect_(other.OverflowClipRect()),
fixed_clip_rect_(other.FixedClipRect()),
pos_clip_rect_(other.PosClipRect()),
fixed_(other.Fixed()) {}
ClipRect overflow_clip_rect_;
ClipRect fixed_clip_rect_;
ClipRect pos_clip_rect_;
unsigned fixed_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_PAINT_CLIP_RECTS_H_
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