00001 /**************************************************************************\ 00002 * 00003 * This file is part of the Coin 3D visualization library. 00004 * Copyright (C) 1998-2002 by Systems in Motion. All rights reserved. 00005 * 00006 * This library is free software; you can redistribute it and/or 00007 * modify it under the terms of the GNU Lesser General Public License 00008 * version 2.1 as published by the Free Software Foundation. See the 00009 * file LICENSE.LGPL at the root directory of the distribution for 00010 * more details. 00011 * 00012 * If you want to use Coin for applications not compatible with the 00013 * LGPL, please contact SIM to acquire a Professional Edition license. 00014 * 00015 * Systems in Motion, Prof Brochs gate 6, 7030 Trondheim, NORWAY 00016 * http://www.sim.no support@sim.no Voice: +47 22114160 Fax: +47 22207097 00017 * 00018 \**************************************************************************/ 00019 00020 #ifndef COIN_SOTYPE_H 00021 #define COIN_SOTYPE_H 00022 00023 #include <Inventor/SbBasic.h> 00024 #include <Inventor/SbDict.h> 00025 #include <stdlib.h> // For NULL definition. 00026 00027 class SbName; 00028 class SoTypedObject; 00029 class SoTypeList; 00030 struct SoTypeData; 00031 template <class Type> class SbList; 00032 00033 class COIN_DLL_API SoType { 00034 public: 00035 typedef void * (*instantiationMethod)(void); 00036 00037 static SoType fromName(const SbName name); 00038 SbName getName(void) const; 00039 const SoType getParent(void) const; 00040 SbBool isDerivedFrom(const SoType type) const; 00041 00042 static int getAllDerivedFrom(const SoType type, SoTypeList & list); 00043 00044 SbBool canCreateInstance(void) const; 00045 void * createInstance(void) const; 00046 00047 uint16_t getData(void) const; 00048 int16_t getKey(void) const; 00049 00050 SbBool operator == (const SoType type) const; 00051 SbBool operator != (const SoType type) const; 00052 00053 SbBool operator < (const SoType type) const; 00054 SbBool operator <= (const SoType type) const; 00055 SbBool operator >= (const SoType type) const; 00056 SbBool operator > (const SoType type) const; 00057 00058 static const SoType createType(const SoType parent, const SbName name, 00059 const instantiationMethod method = (instantiationMethod) NULL, 00060 const uint16_t data = 0); 00061 00062 static const SoType overrideType(const SoType originalType, 00063 const instantiationMethod method = (instantiationMethod) NULL); 00064 00065 static void init(void); 00066 00067 static SoType fromKey(uint16_t key); 00068 static SoType badType(void); 00069 SbBool isBad(void) const; 00070 00071 void makeInternal(void); 00072 SbBool isInternal(void) const; 00073 00074 static int getNumTypes(void); 00075 00076 private: 00077 static void clean(void); 00078 00079 int16_t index; 00080 00081 static SoTypeList * typelist; 00082 static SbList<SoTypeData *> * typedatalist; 00083 static SbDict * typedict; 00084 }; 00085 00086 /* inline methods ************************************************/ 00087 00088 inline int16_t 00089 SoType::getKey(void) const 00090 { 00091 return this->index; 00092 } 00093 00094 inline SbBool 00095 SoType::operator != (const SoType type) const 00096 { 00097 return (this->getKey() != type.getKey()); 00098 } 00099 00100 inline SbBool 00101 SoType::operator == (const SoType type) const 00102 { 00103 return (this->getKey() == type.getKey()); 00104 } 00105 00106 inline SbBool 00107 SoType::operator < (const SoType type) const 00108 { 00109 return (this->getKey() < type.getKey()); 00110 } 00111 00112 inline SbBool 00113 SoType::operator <= (const SoType type) const 00114 { 00115 return (this->getKey() <= type.getKey()); 00116 } 00117 00118 inline SbBool 00119 SoType::operator >= (const SoType type) const 00120 { 00121 return (this->getKey() >= type.getKey()); 00122 } 00123 00124 inline SbBool 00125 SoType::operator > (const SoType type) const 00126 { 00127 return (this->getKey() > type.getKey()); 00128 } 00129 00130 inline SbBool 00131 SoType::isBad(void) const 00132 { 00133 return (this->index == 0); 00134 } 00135 00136 #endif // !COIN_SOTYPE_H