SoElapsedTime.h

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#ifndef COIN_SOELAPSEDTIME_H
#define COIN_SOELAPSEDTIME_H

#include <Inventor/engines/SoSubEngine.h>
#include <Inventor/engines/SoEngineOutput.h>
#include <Inventor/fields/SoSFTime.h>
#include <Inventor/fields/SoSFFloat.h>
#include <Inventor/fields/SoSFBool.h>
#include <Inventor/fields/SoSFTrigger.h>


class COIN_DLL_API SoElapsedTime : public SoEngine {
  typedef SoEngine inherited;

  SO_ENGINE_HEADER(SoElapsedTime);

public:
  static void initClass(void);
  SoElapsedTime(void);

  SoSFTime timeIn;
  SoSFFloat speed;
  SoSFBool on;
  SoSFBool pause;
  SoSFTrigger reset;

  SoEngineOutput timeOut; // SoSFTime

protected:
  virtual ~SoElapsedTime(void);

  virtual void writeInstance(SoOutput * out);

private:
  virtual void evaluate(void);
  virtual void inputChanged(SoField * which);

  SbTime pausetime, lasttime, currtime;
  enum {RUNNING, STOPPED, PAUSED} status;
};

#endif // !COIN_SOELAPSEDTIME_H