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# SoPendulum.h

    00001 #ifndef COIN_SOPENDULUM_H
    00002 #define COIN_SOPENDULUM_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/nodes/SoSubNode.h>
    00028 #include <Inventor/nodes/SoRotation.h>
    00029 #include <Inventor/fields/SoSFRotation.h>
    00030 #include <Inventor/fields/SoSFFloat.h>
    00031 #include <Inventor/fields/SoSFBool.h>
    00032
    00033 class SoElapsedTime;
    00034 class SoCalculator;
    00035 class SoInterpolateRotation;
    00036
    00037 class COIN_DLL_API SoPendulum : public SoRotation {
    00038   typedef SoRotation inherited;
    00039
    00040   SO_NODE_HEADER(SoPendulum);
    00041
    00042 public:
    00043   static void initClass(void);
    00044   SoPendulum(void);
    00045
    00046   SoSFRotation rotation0;
    00047   SoSFRotation rotation1;
    00048   SoSFFloat speed;
    00049   SoSFBool on;
    00050
    00051   virtual void write(SoWriteAction * action);
    00052
    00053 protected:
    00054   virtual ~SoPendulum();
    00055
    00056 private:
    00057   virtual SoNode * copy(SbBool copyconnections = FALSE) const;
    00058   void deconnectInternalEngine(void);
    00059   void reconnectInternalEngine(void);
    00060
    00061   SoInterpolateRotation * interpolator;
    00062   SoCalculator * calculator;
    00063   SoElapsedTime * timer;
    00064 };
    00065
    00066 #endif // !COIN_SOPENDULUM_H