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00001 #ifndef COIN_SOCACHEELEMENT_H 00002 #define COIN_SOCACHEELEMENT_H 00003 00004 /**************************************************************************\ 00005 * 00006 * This file is part of the Coin 3D visualization library. 00007 * Copyright (C) 1998-2009 by Kongsberg SIM. All rights reserved. 00008 * 00009 * This library is free software; you can redistribute it and/or 00010 * modify it under the terms of the GNU General Public License 00011 * ("GPL") version 2 as published by the Free Software Foundation. 00012 * See the file LICENSE.GPL at the root directory of this source 00013 * distribution for additional information about the GNU GPL. 00014 * 00015 * For using Coin with software that can not be combined with the GNU 00016 * GPL, and for taking advantage of the additional benefits of our 00017 * support services, please contact Kongsberg SIM about acquiring 00018 * a Coin Professional Edition License. 00019 * 00020 * See http://www.coin3d.org/ for more information. 00021 * 00022 * Kongsberg SIM, Postboks 1283, Pirsenteret, 7462 Trondheim, NORWAY. 00023 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org 00024 * 00025 \**************************************************************************/ 00026 00027 #include <Inventor/elements/SoSubElement.h> 00028 00029 class SoCache; 00030 00031 class COIN_DLL_API SoCacheElement : public SoElement { 00032 typedef SoElement inherited; 00033 00034 SO_ELEMENT_HEADER(SoCacheElement); 00035 public: 00036 static void initClass(void); 00037 protected: 00038 virtual ~SoCacheElement(); 00039 00040 public: 00041 virtual void init(SoState * state); 00042 00043 virtual void push(SoState * state); 00044 virtual void pop(SoState * state, const SoElement * prevTopElement); 00045 00046 static void set(SoState * const state, SoCache * const cache); 00047 SoCache * getCache(void) const; 00048 static SbBool anyOpen(SoState * const state); 00049 static void invalidate(SoState * const state); 00050 virtual SbBool matches(const SoElement * element) const; 00051 virtual SoElement * copyMatchInfo(void) const; 00052 SoCacheElement * getNextCacheElement(void) const; 00053 00054 static void addElement(SoState * const state, 00055 const SoElement * const element); 00056 static void addCacheDependency(SoState * const state, SoCache * const cache); 00057 static SbBool setInvalid(const SbBool newvalue); 00058 static SoCache * getCurrentCache(SoState * const state); 00059 00060 private: 00061 SoCache * cache; 00062 static SbBool invalidated; 00063 }; 00064 00065 #endif // !COIN_SOCACHEELEMENT_H
Copyright © 1998-2009 by Kongsberg SIM. All rights reserved.
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