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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) 1998-2003 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     = 0x000,
    00061     VRML1        = 0x001,
    00062     VRML2        = 0x002,
    00063     INVENTOR_1   = 0x004,
    00064     INVENTOR_2_0 = 0x008,
    00065     INVENTOR_2_1 = 0x010,
    00066     INVENTOR_2_5 = 0x020,
    00067     INVENTOR_2_6 = 0x040,
    00068     COIN_1_0     = 0x080,
    00069     COIN_2_0     = 0x100,
    00070     EXTENSION    = 0x200
    00071   };
    00072
    00073   static uint32_t getCompatibilityTypes(const SoType & nodetype);
    00074   void setNodeType(const NodeType type);
    00075   NodeType getNodeType(void) const;
    00076
    00077   virtual SoNode * copy(SbBool copyconnections = FALSE) const;
    00078   virtual SbBool affectsState(void) const;
    00079
    00080   virtual void doAction(SoAction * action);
    00081   virtual void GLRender(SoGLRenderAction * action);
    00082   virtual void GLRenderBelowPath(SoGLRenderAction * action);
    00083   virtual void GLRenderInPath(SoGLRenderAction * action);
    00084   virtual void GLRenderOffPath(SoGLRenderAction * action);
    00085   virtual void callback(SoCallbackAction * action);
    00086   virtual void getBoundingBox(SoGetBoundingBoxAction * action);
    00087   virtual void getMatrix(SoGetMatrixAction * action);
    00088   virtual void handleEvent(SoHandleEventAction * action);
    00089   virtual void pick(SoPickAction * action);
    00090   virtual void rayPick(SoRayPickAction * action);
    00091   virtual void search(SoSearchAction * action);
    00092   virtual void write(SoWriteAction * action);
    00093   virtual void audioRender(SoAudioRenderAction * action);
    00094   virtual void getPrimitiveCount(SoGetPrimitiveCountAction * action);
    00095
    00096   virtual void grabEventsSetup(void);
    00097   virtual void grabEventsCleanup(void);
    00098
    00099   virtual void startNotify(void);
    00100   virtual void notify(SoNotList * l);
    00101
    00102   uint32_t getNodeId(void) const;
    00103   virtual SoChildList * getChildren(void) const;
    00104
    00105   virtual void writeInstance(SoOutput * out);
    00106   virtual SoNode * addToCopyDict(void) const;
    00107   virtual void copyContents(const SoFieldContainer * from,
    00108                             SbBool copyconnections);
    00109   virtual SoFieldContainer * copyThroughConnection(void) const;
    00110
    00111
    00112   static SoType getClassTypeId(void);
    00113   static SoNode * getByName(const SbName & name);
    00114   static int getByName(const SbName & name, SoNodeList & l);
    00115
    00116   static void initClass(void);
    00117   static void initClasses(void);
    00118
    00119   static uint32_t getNextNodeId(void);
    00120   static int getActionMethodIndex(const SoType type);
    00121
    00122   static void getBoundingBoxS(SoAction * action, SoNode * node);
    00123   static void GLRenderS(SoAction * action, SoNode * node);
    00124   static void callbackS(SoAction * action, SoNode * node);
    00125   static void getMatrixS(SoAction * action, SoNode * node);
    00126   static void handleEventS(SoAction * action, SoNode * node);
    00127   static void pickS(SoAction * action, SoNode * node);
    00128   static void rayPickS(SoAction * action, SoNode * node);
    00129   static void searchS(SoAction * action, SoNode * node);
    00130   static void writeS(SoAction * action, SoNode * node);
    00131   static void audioRenderS(SoAction * action, SoNode * node);
    00132   static void getPrimitiveCountS(SoAction * action, SoNode * node);
    00133
    00134 protected:
    00135   SoNode(void);
    00136   virtual ~SoNode();
    00137
    00138   virtual SbBool readInstance(SoInput * in, unsigned short flags);
    00139
    00140   static const SoFieldData ** getFieldDataPtr(void);
    00141
    00142   // These are necessary to avoid problems with us not exporting the
    00143   // nextActionMethodIndex member into Win32 DLLs (we'll get
    00144   // unresolved symbol for extension node classes if the SoSubNode
    00145   // macros accesses the nextActionMethodIndex directly).
    00146   static void setNextActionMethodIndex(int index);
    00147   static int getNextActionMethodIndex(void);
    00148   static void incNextActionMethodIndex(void);
    00149
    00150   static void setCompatibilityTypes(const SoType & nodetype, const uint32_t bitmask);
    00151
    00152   uint32_t uniqueId;
    00153   static uint32_t nextUniqueId;
    00154   static int nextActionMethodIndex;
    00155
    00156 private:
    00157   static SoType classTypeId;
    00158   uint32_t stateflags;
    00159   void clearStateFlags(const unsigned int bits);
    00160   void setStateFlags(const unsigned int bits);
    00161   SbBool getState(const unsigned int bits) const;
    00162   static SbDict * compatibilitydict;
    00163   static void cleanupClass(void);
    00164 };
    00165
    00166 #endif // !COIN_SONODE_H