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/*
* 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 HOLDER "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 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 ShapeValue_h
#define ShapeValue_h
#include "BasicShapes.h"
#include "CSSValueKeywords.h"
#include "StyleImage.h"
#include <wtf/PassRefPtr.h>
namespace WebCore {
class ShapeValue : public RefCounted<ShapeValue> {
public:
enum class Type {
// The None value is defined by a null ShapeValue*
Shape,
Box,
Image
};
static PassRefPtr<ShapeValue> createShapeValue(PassRefPtr<BasicShape> shape, CSSBoxType cssBox)
{
return adoptRef(new ShapeValue(shape, cssBox));
}
static PassRefPtr<ShapeValue> createBoxShapeValue(CSSBoxType boxShape)
{
return adoptRef(new ShapeValue(boxShape));
}
static PassRefPtr<ShapeValue> createImageValue(PassRefPtr<StyleImage> image)
{
return adoptRef(new ShapeValue(image));
}
Type type() const { return m_type; }
BasicShape* shape() const { return m_shape.get(); }
CSSBoxType cssBox() const { return m_cssBox; }
StyleImage* image() const { return m_image.get(); }
bool isImageValid() const;
void setImage(PassRefPtr<StyleImage> image)
{
ASSERT(type() == Type::Image);
if (m_image != image)
m_image = image;
}
bool operator==(const ShapeValue& other) const { return type() == other.type(); }
private:
ShapeValue(PassRefPtr<BasicShape> shape, CSSBoxType cssBox)
: m_type(Type::Shape)
, m_shape(shape)
, m_cssBox(cssBox)
{
}
ShapeValue(Type type)
: m_type(type)
, m_cssBox(BoxMissing)
{
}
ShapeValue(PassRefPtr<StyleImage> image)
: m_type(Type::Image)
, m_image(image)
, m_cssBox(BoxMissing)
{
}
ShapeValue(CSSBoxType cssBox)
: m_type(Type::Box)
, m_cssBox(cssBox)
{
}
Type m_type;
RefPtr<BasicShape> m_shape;
RefPtr<StyleImage> m_image;
CSSBoxType m_cssBox;
};
}
#endif
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