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# SoEngineOutput.h

    00001 /**************************************************************************\
    00002  *
    00003  *  This file is part of the Coin 3D visualization library.
    00004  *  Copyright (C) 1998-2003 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 General Public License
    00008  *  ("GPL") version 2 as published by the Free Software Foundation.
    00009  *  See the file LICENSE.GPL at the root directory of this source
    00010  *  distribution for additional information about the GNU GPL.
    00011  *
    00012  *  For using Coin with software that can not be combined with the GNU
    00013  *  GPL, and for taking advantage of the additional benefits of our
    00014  *  support services, please contact Systems in Motion about acquiring
    00015  *  a Coin Professional Edition License.
    00016  *
    00017  *  See <URL:http://www.coin3d.org> for  more information.
    00018  *
    00019  *  Systems in Motion, Teknobyen, Abels Gate 5, 7030 Trondheim, NORWAY.
    00020  *  <URL:http://www.sim.no>.
    00021  *
    00022 \**************************************************************************/
    00023
    00024 #ifndef COIN_SOENGINEOUTPUT_H
    00025 #define COIN_SOENGINEOUTPUT_H
    00026
    00027 #include <Inventor/SoType.h>
    00028 #include <Inventor/lists/SoFieldList.h>
    00029 #include <Inventor/lists/SbList.h>
    00030
    00031 class SoNotList;
    00032 class SoFieldContainer;
    00033 class SoEngine;
    00034 class SoNodeEngine;
    00035
    00036 class COIN_DLL_API SoEngineOutput {
    00037 public:
    00038   SoEngineOutput(void);
    00039   virtual ~SoEngineOutput();
    00040
    00041   SoType getConnectionType(void) const;
    00042   int getForwardConnections(SoFieldList & fl) const;
    00043   void enable(const SbBool flag);
    00044   SbBool isEnabled(void) const;
    00045   SoEngine * getContainer(void) const;
    00046   SoNodeEngine * getNodeContainer(void) const;
    00047   SbBool isNodeEngineOutput(void) const;
    00048
    00049   void setContainer(SoEngine * engine);
    00050   void setNodeContainer(SoNodeEngine * nodeengine);
    00051   void addConnection(SoField * f);
    00052   void removeConnection(SoField * f);
    00053   int getNumConnections(void) const;
    00054   SoField * operator[](int i) const;
    00055
    00056   void prepareToWrite(void) const;
    00057   void doneWriting(void) const;
    00058
    00059   void touchSlaves(SoNotList * nl, SbBool donotify);
    00060
    00061   SoFieldContainer * getFieldContainer(void);
    00062
    00063 private:
    00064   SbBool enabled;
    00065   SoEngine * container;
    00066   SoFieldList slaves;
    00067   SbList<SbBool> fieldnotiflist;
    00068 };
    00069
    00070 #endif // !COIN_SOENGINEOUTPUT_H