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// Copyright 2016 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.
#ifndef LayoutBoxModel_h
#define LayoutBoxModel_h
#include "core/layout/LayoutBoxModelObject.h"
#include "core/layout/api/LayoutItem.h"
namespace blink {
class LayoutBoxModelObject;
class LayoutBoxModel : public LayoutItem {
public:
explicit LayoutBoxModel(LayoutBoxModelObject* layoutBox)
: LayoutItem(layoutBox) {}
explicit LayoutBoxModel(const LayoutItem& item) : LayoutItem(item) {
SECURITY_DCHECK(!item || item.isBoxModelObject());
}
explicit LayoutBoxModel(std::nullptr_t) : LayoutItem(nullptr) {}
LayoutBoxModel() {}
PaintLayer* layer() const { return toBoxModel()->layer(); }
PaintLayerScrollableArea* getScrollableArea() const {
return toBoxModel()->getScrollableArea();
}
int borderTop() const { return toBoxModel()->borderTop(); }
int borderLeft() const { return toBoxModel()->borderLeft(); }
LayoutUnit paddingTop() const { return toBoxModel()->paddingTop(); }
LayoutUnit paddingLeft() const { return toBoxModel()->paddingLeft(); }
private:
LayoutBoxModelObject* toBoxModel() {
return toLayoutBoxModelObject(layoutObject());
}
const LayoutBoxModelObject* toBoxModel() const {
return toLayoutBoxModelObject(layoutObject());
}
};
} // namespace blink
#endif // LayoutBoxModel_h
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