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SoNode.h

00001 #ifndef COIN_SONODE_H
00002 #define COIN_SONODE_H
00003 
00004 /**************************************************************************\
00005  *
00006  *  This file is part of the Coin 3D visualization library.
00007  *  Copyright (C) 1998-2004 by Systems in Motion.  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 Systems in Motion about acquiring
00018  *  a Coin Professional Edition License.
00019  *
00020  *  See <URL:http://www.coin3d.org/> for more information.
00021  *
00022  *  Systems in Motion, Teknobyen, Abels Gate 5, 7030 Trondheim, NORWAY.
00023  *  <URL:http://www.sim.no/>.
00024  *
00025 \**************************************************************************/
00026 
00027 #include <Inventor/fields/SoFieldContainer.h>
00028 
00029 class SoAction;
00030 class SoCallbackAction;
00031 class SoChildList;
00032 class SoGLRenderAction;
00033 class SoGetBoundingBoxAction;
00034 class SoGetMatrixAction;
00035 class SoGetPrimitiveCountAction;
00036 class SoHandleEventAction;
00037 class SoNodeList;
00038 class SoNotList;
00039 class SoOutput;
00040 class SoPickAction;
00041 class SoRayPickAction;
00042 class SoSearchAction;
00043 class SoWriteAction;
00044 class SoAudioRenderAction;
00045 class SbDict;
00046 
00047 class COIN_DLL_API SoNode : public SoFieldContainer {
00048   typedef SoFieldContainer inherited;
00049 
00050 public:
00051   // Probably not interesting for the application programmer..?
00052 #ifndef DOXYGEN_SKIP_THIS
00053   enum Stage { FIRST_INSTANCE, PROTO_INSTANCE, OTHER_INSTANCE };
00054 #endif // !DOXYGEN_SKIP_THIS
00055 
00056   void setOverride(const SbBool state);
00057   SbBool isOverride(void) const;
00058 
00059   enum NodeType {
00060     INVENTOR     = 0x0000,
00061     VRML1        = 0x0001,
00062     VRML2        = 0x0002,
00063     INVENTOR_1   = 0x0004,
00064     INVENTOR_2_0 = 0x0008,
00065     INVENTOR_2_1 = 0x0010,
00066     INVENTOR_2_5 = 0x0020,
00067     INVENTOR_2_6 = 0x0040,
00068     COIN_1_0     = 0x0080,
00069     COIN_2_0     = 0x0100,
00070     EXTENSION    = 0x0200,
00071     COIN_2_2     = 0x0400,
00072     COIN_2_3     = 0x0800
00073   };
00074 
00075   static uint32_t getCompatibilityTypes(const SoType & nodetype);
00076   void setNodeType(const NodeType type);
00077   NodeType getNodeType(void) const;
00078 
00079   virtual SoNode * copy(SbBool copyconnections = FALSE) const;
00080   virtual SbBool affectsState(void) const;
00081 
00082   virtual void doAction(SoAction * action);
00083   virtual void GLRender(SoGLRenderAction * action);
00084   virtual void GLRenderBelowPath(SoGLRenderAction * action);
00085   virtual void GLRenderInPath(SoGLRenderAction * action);
00086   virtual void GLRenderOffPath(SoGLRenderAction * action);
00087   virtual void callback(SoCallbackAction * action);
00088   virtual void getBoundingBox(SoGetBoundingBoxAction * action);
00089   virtual void getMatrix(SoGetMatrixAction * action);
00090   virtual void handleEvent(SoHandleEventAction * action);
00091   virtual void pick(SoPickAction * action);
00092   virtual void rayPick(SoRayPickAction * action);
00093   virtual void search(SoSearchAction * action);
00094   virtual void write(SoWriteAction * action);
00095   virtual void audioRender(SoAudioRenderAction * action);
00096   virtual void getPrimitiveCount(SoGetPrimitiveCountAction * action);
00097 
00098   virtual void grabEventsSetup(void);
00099   virtual void grabEventsCleanup(void);
00100 
00101   virtual void startNotify(void);
00102   virtual void notify(SoNotList * l);
00103 
00104   uint32_t getNodeId(void) const;
00105   virtual SoChildList * getChildren(void) const;
00106 
00107   virtual void writeInstance(SoOutput * out);
00108   virtual SoNode * addToCopyDict(void) const;
00109   virtual void copyContents(const SoFieldContainer * from,
00110                             SbBool copyconnections);
00111   virtual SoFieldContainer * copyThroughConnection(void) const;
00112 
00113 
00114   static SoType getClassTypeId(void);
00115   static SoNode * getByName(const SbName & name);
00116   static int getByName(const SbName & name, SoNodeList & l);
00117 
00118   static void initClass(void);
00119   static void initClasses(void);
00120 
00121   static uint32_t getNextNodeId(void);
00122   static int getActionMethodIndex(const SoType type);
00123 
00124   static void getBoundingBoxS(SoAction * action, SoNode * node);
00125   static void GLRenderS(SoAction * action, SoNode * node);
00126   static void callbackS(SoAction * action, SoNode * node);
00127   static void getMatrixS(SoAction * action, SoNode * node);
00128   static void handleEventS(SoAction * action, SoNode * node);
00129   static void pickS(SoAction * action, SoNode * node);
00130   static void rayPickS(SoAction * action, SoNode * node);
00131   static void searchS(SoAction * action, SoNode * node);
00132   static void writeS(SoAction * action, SoNode * node);
00133   static void audioRenderS(SoAction * action, SoNode * node);
00134   static void getPrimitiveCountS(SoAction * action, SoNode * node);
00135 
00136 protected:
00137   SoNode(void);
00138   virtual ~SoNode();
00139 
00140   virtual SbBool readInstance(SoInput * in, unsigned short flags);
00141 
00142   static const SoFieldData ** getFieldDataPtr(void);
00143 
00144   // These are necessary to avoid problems with us not exporting the
00145   // nextActionMethodIndex member into Win32 DLLs (we'll get
00146   // unresolved symbol for extension node classes if the SoSubNode
00147   // macros accesses the nextActionMethodIndex directly).
00148   static void setNextActionMethodIndex(int index);
00149   static int getNextActionMethodIndex(void);
00150   static void incNextActionMethodIndex(void);
00151 
00152   static void setCompatibilityTypes(const SoType & nodetype, const uint32_t bitmask);
00153 
00154   uint32_t uniqueId;
00155   static uint32_t nextUniqueId;
00156   static int nextActionMethodIndex;
00157 
00158 private:
00159   static SoType classTypeId;
00160   uint32_t stateflags;
00161   void clearStateFlags(const unsigned int bits);
00162   void setStateFlags(const unsigned int bits);
00163   SbBool getState(const unsigned int bits) const;
00164   static SbDict * compatibilitydict;
00165   static void cleanupClass(void);
00166 };
00167 
00168 #endif // !COIN_SONODE_H

Copyright © 1998-2004 by Systems in Motion AS. All rights reserved.

Generated on Tue Jul 13 06:40:41 2004 for Coin by Doxygen. 1.3.4