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SoEngineOutput.h

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_SOENGINEOUTPUT_H
00021 #define COIN_SOENGINEOUTPUT_H
00022 
00023 #include <Inventor/SoType.h>
00024 #include <Inventor/lists/SoFieldList.h>
00025 
00026 class SoNotList;
00027 
00028 
00029 class COIN_DLL_API SoEngineOutput {
00030 public:
00031   SoEngineOutput(void);
00032   virtual ~SoEngineOutput();
00033 
00034   SoType getConnectionType(void) const;
00035   int getForwardConnections(SoFieldList & fl) const;
00036   void enable(const SbBool flag);
00037   SbBool isEnabled(void) const;
00038   class SoEngine * getContainer(void) const;
00039 
00040   void setContainer(SoEngine * engine);
00041   void addConnection(SoField * f);
00042   void removeConnection(SoField * f);
00043   int getNumConnections(void) const;
00044   SoField * operator[](int i) const;
00045 
00046   void prepareToWrite(void) const;
00047   void doneWriting(void) const;
00048 
00049   void touchSlaves(SoNotList * nl, SbBool donotify);
00050 
00051 private:
00052   SbBool enabled;
00053   SoEngine * container;
00054   SoFieldList slaves;
00055 
00056   // FIXME: kill for Coin v2 (can't break ABI compatibility for Coin
00057   // v1.x.y releases).  20010910 mortene.
00058   SbDict notifyflags;
00059 };
00060 
00061 #endif // !COIN_SOENGINEOUTPUT_H

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