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| 1 /* | |
| 2 * Copyright (C) Research In Motion Limited 2010. 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 SVGStaticPropertyTearOff_h | |
| 21 #define SVGStaticPropertyTearOff_h | |
| 22 | |
| 23 #include "core/svg/properties/SVGPropertyTearOff.h" | |
| 24 | |
| 25 namespace WebCore { | |
| 26 | |
| 27 #if COMPILER(MSVC) | |
| 28 // UpdateMethod is 12 bytes. We have to pack to a size greater than or equal to
that to avoid an | |
| 29 // alignment warning (C4121). 16 is the next-largest size allowed for packing, s
o we use that. | |
| 30 #pragma pack(push, 16) | |
| 31 #endif | |
| 32 template<typename ContextElement, typename PropertyType> | |
| 33 class SVGStaticPropertyTearOff FINAL : public SVGPropertyTearOff<PropertyType> { | |
| 34 public: | |
| 35 typedef SVGStaticPropertyTearOff<ContextElement, PropertyType> Self; | |
| 36 typedef void (ContextElement::*UpdateMethod)(); | |
| 37 | |
| 38 // Used for non-animated POD types that are not associated with a SVGAnimate
dProperty object, nor with a XML DOM attribute | |
| 39 // (for example: SVGSVGElement::currentTranslate). | |
| 40 static PassRefPtr<Self> create(ContextElement* contextElement, PropertyType&
value, UpdateMethod update) | |
| 41 { | |
| 42 ASSERT(contextElement); | |
| 43 return adoptRef(new Self(contextElement, value, update)); | |
| 44 } | |
| 45 | |
| 46 virtual void commitChange() OVERRIDE { (m_contextElement.get()->*m_update)()
; } | |
| 47 | |
| 48 private: | |
| 49 SVGStaticPropertyTearOff(ContextElement* contextElement, PropertyType& value
, UpdateMethod update) | |
| 50 : SVGPropertyTearOff<PropertyType>(0, UndefinedRole, value) | |
| 51 , m_update(update) | |
| 52 , m_contextElement(contextElement) | |
| 53 { | |
| 54 m_contextElement->setContextElement(); | |
| 55 } | |
| 56 | |
| 57 UpdateMethod m_update; | |
| 58 RefPtr<ContextElement> m_contextElement; | |
| 59 }; | |
| 60 #if COMPILER(MSVC) | |
| 61 #pragma pack(pop) | |
| 62 #endif | |
| 63 | |
| 64 } | |
| 65 | |
| 66 #endif // SVGStaticPropertyTearOff_h | |
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