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 21 #ifndef SVGElementRareData_h 22 #define SVGElementRareData_h 23 24 #include <wtf/HashSet.h> 25 #include <wtf/Noncopyable.h> 26 #include <wtf/StdLibExtras.h> 27 28 namespace WebCore { 29 30 class CSSCursorImageValue; 31 class SVGCursorElement; 32 class SVGElement; 33 class SVGElementInstance; 34 35 class SVGElementRareData : public Noncopyable { 36 public: SVGElementRareData()37 SVGElementRareData() 38 : m_cursorElement(0) 39 , m_cursorImageValue(0) 40 , m_instancesUpdatesBlocked(false) 41 { 42 } 43 44 typedef HashMap<const SVGElement*, SVGElementRareData*> SVGElementRareDataMap; 45 rareDataMap()46 static SVGElementRareDataMap& rareDataMap() 47 { 48 DEFINE_STATIC_LOCAL(SVGElementRareDataMap, rareDataMap, ()); 49 return rareDataMap; 50 } 51 rareDataFromMap(const SVGElement * element)52 static SVGElementRareData* rareDataFromMap(const SVGElement* element) 53 { 54 return rareDataMap().get(element); 55 } 56 elementInstances()57 HashSet<SVGElementInstance*>& elementInstances() { return m_elementInstances; } elementInstances()58 const HashSet<SVGElementInstance*>& elementInstances() const { return m_elementInstances; } 59 instanceUpdatesBlocked()60 bool instanceUpdatesBlocked() const { return m_instancesUpdatesBlocked; } setInstanceUpdatesBlocked(bool value)61 void setInstanceUpdatesBlocked(bool value) { m_instancesUpdatesBlocked = value; } 62 cursorElement()63 SVGCursorElement* cursorElement() const { return m_cursorElement; } setCursorElement(SVGCursorElement * cursorElement)64 void setCursorElement(SVGCursorElement* cursorElement) { m_cursorElement = cursorElement; } 65 cursorImageValue()66 CSSCursorImageValue* cursorImageValue() const { return m_cursorImageValue; } setCursorImageValue(CSSCursorImageValue * cursorImageValue)67 void setCursorImageValue(CSSCursorImageValue* cursorImageValue) { m_cursorImageValue = cursorImageValue; } 68 69 private: 70 HashSet<SVGElementInstance*> m_elementInstances; 71 SVGCursorElement* m_cursorElement; 72 CSSCursorImageValue* m_cursorImageValue; 73 bool m_instancesUpdatesBlocked : 1; 74 }; 75 76 } 77 78 #endif 79