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/*
* Copyright (C) Research In Motion Limited 2010. 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 SVGElementRareData_h
#define SVGElementRareData_h
#include <wtf/HashSet.h>
#include <wtf/Noncopyable.h>
#include <wtf/StdLibExtras.h>
namespace WebCore {
class CSSCursorImageValue;
class SVGCursorElement;
class SVGElement;
class SVGElementInstance;
class SVGElementRareData {
WTF_MAKE_NONCOPYABLE(SVGElementRareData); WTF_MAKE_FAST_ALLOCATED;
public:
SVGElementRareData()
: m_cursorElement(0)
, m_cursorImageValue(0)
, m_instancesUpdatesBlocked(false)
{
}
typedef HashMap<const SVGElement*, SVGElementRareData*> SVGElementRareDataMap;
static SVGElementRareDataMap& rareDataMap()
{
DEFINE_STATIC_LOCAL(SVGElementRareDataMap, rareDataMap, ());
return rareDataMap;
}
static SVGElementRareData* rareDataFromMap(const SVGElement* element)
{
return rareDataMap().get(element);
}
HashSet<SVGElementInstance*>& elementInstances() { return m_elementInstances; }
const HashSet<SVGElementInstance*>& elementInstances() const { return m_elementInstances; }
bool instanceUpdatesBlocked() const { return m_instancesUpdatesBlocked; }
void setInstanceUpdatesBlocked(bool value) { m_instancesUpdatesBlocked = value; }
SVGCursorElement* cursorElement() const { return m_cursorElement; }
void setCursorElement(SVGCursorElement* cursorElement) { m_cursorElement = cursorElement; }
CSSCursorImageValue* cursorImageValue() const { return m_cursorImageValue; }
void setCursorImageValue(CSSCursorImageValue* cursorImageValue) { m_cursorImageValue = cursorImageValue; }
private:
HashSet<SVGElementInstance*> m_elementInstances;
SVGCursorElement* m_cursorElement;
CSSCursorImageValue* m_cursorImageValue;
bool m_instancesUpdatesBlocked : 1;
};
}
#endif
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