1/*
2 * Copyright (C) Research In Motion Limited 2011. All rights reserved.
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12 * Library General Public License for more details.
13 *
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB.  If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18 */
19
20#ifndef SVGAnimatedEnumerationPropertyTearOff_h
21#define SVGAnimatedEnumerationPropertyTearOff_h
22
23#include "SVGAnimatedStaticPropertyTearOff.h"
24#include "SVGException.h"
25#include "SVGPropertyTraits.h"
26
27namespace WebCore {
28
29template<typename EnumType>
30class SVGAnimatedEnumerationPropertyTearOff : public SVGAnimatedStaticPropertyTearOff<unsigned> {
31public:
32    virtual void setBaseVal(const unsigned& property, ExceptionCode& ec) override
33    {
34        // All SVG enumeration values, that are allowed to be set via SVG DOM start with 1, 0 corresponds to unknown and is not settable through SVG DOM.
35        if (!property || property > SVGPropertyTraits<EnumType>::highestEnumValue()) {
36            ec = SVGException::SVG_INVALID_VALUE_ERR;
37            return;
38        }
39        SVGAnimatedStaticPropertyTearOff<unsigned>::setBaseVal(property, ec);
40    }
41
42    static PassRefPtr<SVGAnimatedEnumerationPropertyTearOff<EnumType>> create(SVGElement* contextElement, const QualifiedName& attributeName, AnimatedPropertyType animatedPropertyType, EnumType& property)
43    {
44        ASSERT(contextElement);
45        return adoptRef(new SVGAnimatedEnumerationPropertyTearOff<EnumType>(contextElement, attributeName, animatedPropertyType, reinterpret_cast<unsigned&>(property)));
46    }
47
48    EnumType& currentAnimatedValue()
49    {
50        unsigned& animatedValue = SVGAnimatedStaticPropertyTearOff<unsigned>::currentAnimatedValue();
51        ASSERT(animatedValue <= SVGPropertyTraits<EnumType>::highestEnumValue());
52        return reinterpret_cast<EnumType&>(animatedValue);
53    }
54
55private:
56    SVGAnimatedEnumerationPropertyTearOff(SVGElement* contextElement, const QualifiedName& attributeName, AnimatedPropertyType animatedPropertyType, unsigned& property)
57        : SVGAnimatedStaticPropertyTearOff<unsigned>(contextElement, attributeName, animatedPropertyType, property)
58    {
59    }
60};
61
62}
63
64#endif // SVGAnimatedEnumerationPropertyTearOff_h
65