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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 "bindings/v8/ExceptionState.h" | |
24 #include "core/svg/properties/SVGAnimatedStaticPropertyTearOff.h" | |
25 #include "core/svg/properties/SVGPropertyTraits.h" | |
26 | |
27 namespace WebCore { | |
28 | |
29 template<typename EnumType> | |
30 class SVGAnimatedEnumerationPropertyTearOff : public SVGAnimatedStaticPropertyTe
arOff<unsigned> { | |
31 public: | |
32 virtual void setBaseVal(const unsigned& property, ExceptionState& exceptionS
tate) | |
33 { | |
34 // All SVG enumeration values, that are allowed to be set via SVG DOM st
art with 1, 0 corresponds to unknown and is not settable through SVG DOM. | |
35 if (!property) { | |
36 exceptionState.throwTypeError("The enumeration value provided is 0,
which is not settable."); | |
37 return; | |
38 } | |
39 | |
40 if (property > SVGPropertyTraits<EnumType>::highestEnumValue()) { | |
41 exceptionState.throwTypeError("The enumeration value provided (" + S
tring::number(property) + ") is larger than the largest allowed value (" + Strin
g::number(SVGPropertyTraits<EnumType>::highestEnumValue()) + ")."); | |
42 return; | |
43 } | |
44 SVGAnimatedStaticPropertyTearOff<unsigned>::setBaseVal(property, excepti
onState); | |
45 } | |
46 | |
47 static PassRefPtr<SVGAnimatedEnumerationPropertyTearOff<EnumType> > create(S
VGElement* contextElement, const QualifiedName& attributeName, AnimatedPropertyT
ype animatedPropertyType, EnumType& property) | |
48 { | |
49 ASSERT(contextElement); | |
50 return adoptRef(new SVGAnimatedEnumerationPropertyTearOff<EnumType>(cont
extElement, attributeName, animatedPropertyType, reinterpret_cast<unsigned&>(pro
perty))); | |
51 } | |
52 | |
53 EnumType& currentAnimatedValue() | |
54 { | |
55 unsigned& animatedValue = SVGAnimatedStaticPropertyTearOff<unsigned>::cu
rrentAnimatedValue(); | |
56 ASSERT(animatedValue <= SVGPropertyTraits<EnumType>::highestEnumValue())
; | |
57 return reinterpret_cast<EnumType&>(animatedValue); | |
58 } | |
59 | |
60 private: | |
61 SVGAnimatedEnumerationPropertyTearOff(SVGElement* contextElement, const Qual
ifiedName& attributeName, AnimatedPropertyType animatedPropertyType, unsigned& p
roperty) | |
62 : SVGAnimatedStaticPropertyTearOff<unsigned>(contextElement, attributeNa
me, animatedPropertyType, property) | |
63 { | |
64 } | |
65 }; | |
66 | |
67 } | |
68 | |
69 #endif // SVGAnimatedEnumerationPropertyTearOff_h | |
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