OSGAlgorithm.h
Go to the documentation of this file.00001 /*---------------------------------------------------------------------------*\ 00002 * OpenSG * 00003 * * 00004 * * 00005 * Copyright (C) 2000-2002 by the OpenSG Forum * 00006 * * 00007 * www.opensg.org * 00008 * * 00009 * contact: dirk@opensg.org, gerrit.voss@vossg.org, jbehr@zgdv.de * 00010 * * 00011 \*---------------------------------------------------------------------------*/ 00012 /*---------------------------------------------------------------------------*\ 00013 * License * 00014 * * 00015 * This library is free software; you can redistribute it and/or modify it * 00016 * under the terms of the GNU Library General Public License as published * 00017 * by the Free Software Foundation, version 2. * 00018 * * 00019 * This library is distributed in the hope that it will be useful, but * 00020 * WITHOUT ANY WARRANTY; without even the implied warranty of * 00021 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * 00022 * Library General Public License for more details. * 00023 * * 00024 * You should have received a copy of the GNU Library General Public * 00025 * License along with this library; if not, write to the Free Software * 00026 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * 00027 * * 00028 \*---------------------------------------------------------------------------*/ 00029 /*---------------------------------------------------------------------------*\ 00030 * Changes * 00031 * * 00032 * * 00033 * * 00034 * * 00035 * * 00036 * * 00037 \*---------------------------------------------------------------------------*/ 00038 00039 #ifndef _OSGALGORITHM_H_ 00040 #define _OSGALGORITHM_H_ 00041 #ifdef __sgi 00042 #pragma once 00043 #endif 00044 00045 #include <queue> 00046 00047 #include "OSGAlgorithmBase.h" 00048 #include "OSGActionBase.h" 00049 00050 OSG_BEGIN_NAMESPACE 00051 00052 class DrawEnv; 00053 class Action; 00054 00057 00058 class OSG_GROUP_DLLMAPPING Algorithm : public AlgorithmBase 00059 { 00060 /*========================== PUBLIC =================================*/ 00061 00062 public: 00063 00064 /*---------------------------------------------------------------------*/ 00068 virtual void changed(ConstFieldMaskArg whichField, 00069 UInt32 origin, 00070 BitVector detail); 00071 00072 /*---------------------------------------------------------------------*/ 00076 virtual ActionBase::ResultE renderEnter(Action *pAction) = 0; 00077 virtual ActionBase::ResultE renderLeave(Action *pAction) = 0; 00078 virtual void execute (DrawEnv *pEnv ) = 0; 00079 00081 /*---------------------------------------------------------------------*/ 00085 virtual void dump( UInt32 uiIndent = 0, 00086 const BitVector bvFlags = 0) const; 00087 00089 /*========================= PROTECTED ===============================*/ 00090 00091 protected: 00092 00093 typedef AlgorithmBase Inherited; 00094 00095 /*---------------------------------------------------------------------*/ 00099 Algorithm(void); 00100 Algorithm(const Algorithm &source); 00101 00103 /*---------------------------------------------------------------------*/ 00107 virtual ~Algorithm(void); 00108 00110 /*---------------------------------------------------------------------*/ 00115 /*---------------------------------------------------------------------*/ 00119 static void initMethod(InitPhase ePhase); 00120 00122 /*========================== PRIVATE ================================*/ 00123 00124 private: 00125 00126 friend class FieldContainer; 00127 friend class AlgorithmBase; 00128 00129 /*---------------------------------------------------------------------*/ 00134 /*---------------------------------------------------------------------*/ 00139 /*---------------------------------------------------------------------*/ 00140 00142 void operator =(const Algorithm &source); 00143 }; 00144 00145 typedef Algorithm *AlgorithmP; 00146 00147 OSG_END_NAMESPACE 00148 00149 #include "OSGAlgorithmBase.inl" 00150 #include "OSGAlgorithm.inl" 00151 00152 #endif /* _OSGALGORITHM_H_ */
