Source/core/rendering/shapes/RectangleShape.h

/*
 * Copyright (C) 2012 Adobe Systems Incorporated. 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 THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "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 THE
 * COPYRIGHT HOLDER 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,
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 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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 */

#ifndef RectangleShape_h
#define RectangleShape_h

#include "core/rendering/shapes/Shape.h"
#include "platform/geometry/FloatPoint.h"
#include "platform/geometry/FloatRect.h"
#include "platform/geometry/FloatSize.h"
#include "wtf/Assertions.h"
#include "wtf/Vector.h"

namespace WebCore {

class RectangleShape : public Shape {
public:
    RectangleShape(const FloatRect& bounds, const FloatSize& radii)
        : Shape()
        , m_bounds(bounds)
        , m_radii(radii)
    {
    }

    virtual LayoutRect shapeMarginLogicalBoundingBox() const OVERRIDE { return static_cast<LayoutRect>(shapeMarginBounds()); }
    virtual LayoutRect shapePaddingLogicalBoundingBox() const OVERRIDE { return static_cast<LayoutRect>(shapePaddingBounds()); }
    virtual bool isEmpty() const OVERRIDE { return m_bounds.isEmpty(); }
    virtual void getExcludedIntervals(LayoutUnit logicalTop, LayoutUnit logicalHeight, SegmentList&) const OVERRIDE;
    virtual void getIncludedIntervals(LayoutUnit logicalTop, LayoutUnit logicalHeight, SegmentList&) const OVERRIDE;
    virtual bool firstIncludedIntervalLogicalTop(LayoutUnit minLogicalIntervalTop, const LayoutSize& minLogicalIntervalSize, LayoutUnit&) const OVERRIDE;

private:
    FloatRect shapeMarginBounds() const;
    FloatRect shapePaddingBounds() const;

    float rx() const { return m_radii.width(); }
    float ry() const { return m_radii.height(); }
    float x() const { return m_bounds.x(); }
    float y() const { return m_bounds.y(); }
    float width() const { return m_bounds.width(); }
    float height() const { return m_bounds.height(); }

    FloatRect m_bounds;
    FloatSize m_radii;
};

} // namespace WebCore

#endif // RectangleShape_h