/////////////////////////////////////////////////////////////////////////////// File: ptzdevice.hh// Author: Andrew Howard// Date: 01 Dec 2000// Desc: Simulates the Sony pan-tilt-zoom camera//// CVS info://  $Source: /cvsroot/playerstage/code/stage/src/models/Attic/ptzdevice.hh,v $//  $Author: inspectorg $//  $Revision: 1.3 $//// Usage://  (empty)//// Theory of operation://  (empty)//// Known bugs://  (empty)//// Possible enhancements://  (empty)/////////////////////////////////////////////////////////////////////////////#ifndef PTZDEVICE_HH#define PTZDEVICE_HH#include "playerdevice.hh"class CPtzDevice : public CPlayerEntity{  // Default constructor  //  public: CPtzDevice( LibraryItem *libit, CWorld *world, CEntity *parent );    // a static named constructor - a pointer to this function is given  // to the Library object and paired with a string.  When the string  // is seen in the worldfile, this function is called to create an  // instance of this entity  public: static CPtzDevice* Creator(  LibraryItem *libit, CWorld *world, CEntity *parent )    { return( new CPtzDevice( libit, world, parent ) ); }    // Startup routine  public: virtual bool Startup();  // Load the entity from the worldfile  public: virtual bool Load(CWorldFile *worldfile, int section);      // Update the device  //  public: virtual void Update( double sim_time );  // Get the pan/tilt/zoom values  // The pan and tilt are angles (in radians)  // The zoom is a the field of view (in radians)  //  public: void GetPTZ(double &pan, double &tilt, double &zoom);  // Physical limits  //  private: double m_pan_min, m_pan_max;  private: double m_tilt_min, m_tilt_max;  private: double m_zoom_min, m_zoom_max;  // Current camera settings  //  private: double m_pan, m_tilt, m_zoom;  #ifdef INCLUDE_RTK      // Process GUI update messages  //  public: virtual void OnUiUpdate(RtkUiDrawData *pData);  // Process GUI mouse messages  //  public: virtual void OnUiMouse(RtkUiMouseData *pData);    #endif#ifdef INCLUDE_RTK2  // Initialise the rtk gui  protected: virtual void RtkStartup();  // Finalise the rtk gui  protected: virtual void RtkShutdown();  // Update the rtk gui  protected: virtual void RtkUpdate();    // For drawing the laser scan & intensity values  private: rtk_fig_t *fov_fig;#endif};#endif