xref: /external/chromium_org/third_party/WebKit/Source/core/svg/SVGBoolean.h

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 * Copyright (C) 2014 Google Inc. All rights reserved.
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 *
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#ifndef SVGBoolean_h
#define SVGBoolean_h

#include "core/svg/properties/SVGProperty.h"

namespace WebCore {

class SVGBoolean : public SVGPropertyBase {
public:
    // SVGBoolean does not have a tear-off type.
    typedef void TearOffType;
    typedef bool PrimitiveType;

    static PassRefPtr<SVGBoolean> create(bool value = false)
    {
        return adoptRef(new SVGBoolean(value));
    }

    PassRefPtr<SVGBoolean> clone() const { return create(m_value); }
    virtual PassRefPtr<SVGPropertyBase> cloneForAnimation(const String&) const OVERRIDE;

    virtual String valueAsString() const OVERRIDE;
    void setValueAsString(const String&, ExceptionState&);

    virtual void add(PassRefPtrWillBeRawPtr<SVGPropertyBase>, SVGElement*) OVERRIDE;
    virtual void calculateAnimatedValue(SVGAnimationElement*, float percentage, unsigned repeatCount, PassRefPtr<SVGPropertyBase> from, PassRefPtr<SVGPropertyBase> to, PassRefPtr<SVGPropertyBase> toAtEndOfDurationValue, SVGElement*) OVERRIDE;
    virtual float calculateDistance(PassRefPtr<SVGPropertyBase> to, SVGElement*) OVERRIDE;

    bool operator==(const SVGBoolean& other) const { return m_value == other.m_value; }
    bool operator!=(const SVGBoolean& other) const { return !operator==(other); }

    bool value() const { return m_value; }
    void setValue(bool value) { m_value = value; }

    static AnimatedPropertyType classType() { return AnimatedBoolean; }

private:
    SVGBoolean(bool value)
        : SVGPropertyBase(classType())
        , m_value(value)
    {
    }

    bool m_value;
};

inline PassRefPtr<SVGBoolean> toSVGBoolean(PassRefPtr<SVGPropertyBase> passBase)
{
    RefPtr<SVGPropertyBase> base = passBase;
    ASSERT(base->type() == SVGBoolean::classType());
    return static_pointer_cast<SVGBoolean>(base.release());
}

} // namespace WebCore

#endif // SVGBoolean_h