2 * Copyright (C) Research In Motion Limited 2010. All rights reserved.
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.
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.
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.
20 #ifndef SVGElementRareData_h
21 #define SVGElementRareData_h
23 #include <wtf/HashSet.h>
24 #include <wtf/Noncopyable.h>
25 #include <wtf/StdLibExtras.h>
29 class CSSCursorImageValue;
30 class SVGCursorElement;
32 class SVGElementInstance;
34 class SVGElementRareData : public Noncopyable {
38 , m_cursorImageValue(0)
39 , m_instancesUpdatesBlocked(false)
43 typedef HashMap<const SVGElement*, SVGElementRareData*> SVGElementRareDataMap;
45 static SVGElementRareDataMap& rareDataMap()
47 DEFINE_STATIC_LOCAL(SVGElementRareDataMap, rareDataMap, ());
51 static SVGElementRareData* rareDataFromMap(const SVGElement* element)
53 return rareDataMap().get(element);
56 HashSet<SVGElementInstance*>& elementInstances() { return m_elementInstances; }
57 const HashSet<SVGElementInstance*>& elementInstances() const { return m_elementInstances; }
59 bool instanceUpdatesBlocked() const { return m_instancesUpdatesBlocked; }
60 void setInstanceUpdatesBlocked(bool value) { m_instancesUpdatesBlocked = value; }
62 SVGCursorElement* cursorElement() const { return m_cursorElement; }
63 void setCursorElement(SVGCursorElement* cursorElement) { m_cursorElement = cursorElement; }
65 CSSCursorImageValue* cursorImageValue() const { return m_cursorImageValue; }
66 void setCursorImageValue(CSSCursorImageValue* cursorImageValue) { m_cursorImageValue = cursorImageValue; }
69 HashSet<SVGElementInstance*> m_elementInstances;
70 SVGCursorElement* m_cursorElement;
71 CSSCursorImageValue* m_cursorImageValue;
72 bool m_instancesUpdatesBlocked : 1;