Source/core/svg/SVGString.h

/*
 * Copyright (C) 2014 Google Inc. All rights reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
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 *
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 * notice, this list of conditions and the following disclaimer.
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 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
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 * this software without specific prior written permission.
 *
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#ifndef SVGString_h
#define SVGString_h

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

namespace blink {

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

    static PassRefPtr<SVGString> create()
    {
        return adoptRef(new SVGString());
    }

    static PassRefPtr<SVGString> create(const String& value)
    {
        return adoptRef(new SVGString(value));
    }

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

    virtual String valueAsString() const OVERRIDE { return m_value; }
    void setValueAsString(const String& value, ExceptionState&) { m_value = value; }

    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;

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

    static AnimatedPropertyType classType() { return AnimatedString; }

private:
    SVGString()
        : SVGPropertyBase(classType())
    {
    }

    explicit SVGString(const String& value)
        : SVGPropertyBase(classType())
        , m_value(value)
    {
    }

    String m_value;
};

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

} // namespace blink

#endif // SVGString_h