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Diffstat (limited to 'src/3rdparty/webkit/WebCore/svg/SynchronizablePropertyController.h')
-rw-r--r-- | src/3rdparty/webkit/WebCore/svg/SynchronizablePropertyController.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/src/3rdparty/webkit/WebCore/svg/SynchronizablePropertyController.h b/src/3rdparty/webkit/WebCore/svg/SynchronizablePropertyController.h new file mode 100644 index 0000000000..1ec50265d1 --- /dev/null +++ b/src/3rdparty/webkit/WebCore/svg/SynchronizablePropertyController.h @@ -0,0 +1,84 @@ +/* + Copyright (C) Research In Motion Limited 2009. All rights reserved. + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this library; see the file COPYING.LIB. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. +*/ + +#ifndef SynchronizablePropertyController_h +#define SynchronizablePropertyController_h + +#if ENABLE(SVG) +#include "StringHash.h" +#include <wtf/HashMap.h> +#include <wtf/HashSet.h> +#include <wtf/Noncopyable.h> + +namespace WebCore { + +class QualifiedName; +class SVGAnimatedPropertyBase; + +class SynchronizableProperties { +public: + SynchronizableProperties() + : m_shouldSynchronize(false) + { + } + + void setNeedsSynchronization() + { + m_shouldSynchronize = true; + } + + void addProperty(SVGAnimatedPropertyBase*); + void synchronize(); + void startAnimation(); + void stopAnimation(); + +private: + typedef HashSet<SVGAnimatedPropertyBase*> BaseSet; + + BaseSet m_bases; + bool m_shouldSynchronize; +}; + +// Helper class used exclusively by SVGElement to keep track of all animatable properties within a SVGElement, +// and wheter they are supposed to be synchronized or not (depending wheter AnimatedPropertyTearOff's have been created) +class SynchronizablePropertyController : public Noncopyable { +public: + void registerProperty(const QualifiedName&, SVGAnimatedPropertyBase*); + void setPropertyNeedsSynchronization(const QualifiedName&); + + void synchronizeProperty(const String&); + void synchronizeAllProperties(); + + void startAnimation(const String&); + void stopAnimation(const String&); + +private: + friend class SVGElement; + SynchronizablePropertyController(); + +private: + typedef HashMap<String, SynchronizableProperties> PropertyMap; + + PropertyMap m_map; +}; + +}; + +#endif // ENABLE(SVG) +#endif // SynchronizablePropertyController_h |