vrpn_nikon_controls.h

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#ifndef VRPN_NIKON_CONTROLS_H
#define VRPN_NIKON_CONTROLS_H
 
#include <stddef.h>                     // for NULL
 
#include "vrpn_Analog.h"                // for vrpn_Serial_Analog
#include "vrpn_Analog_Output.h"         // for vrpn_Analog_Output
#include "vrpn_Configure.h"             // for VRPN_CALLBACK, VRPN_API
#include "vrpn_Connection.h"            // for vrpn_CONNECTION_LOW_LATENCY, etc
#include "vrpn_Shared.h"                // for timeval
#include "vrpn_Types.h"                 // for vrpn_uint32, vrpn_float64
 
class VRPN_API vrpn_Nikon_Controls : public vrpn_Serial_Analog, public vrpn_Analog_Output {
public:
  vrpn_Nikon_Controls(const char *device_name, vrpn_Connection *con = NULL, const char *port_name = "COM1");
  ~vrpn_Nikon_Controls(void) {};
 
  virtual void mainloop ();
 
protected:
  int _status;
 
  unsigned char _buffer[512]; //< Buffer of characters in report
  unsigned _bufcount;         //< How many characters we have so far
 
  double  _requested_focus;   //< Where we asked the focus to be set to
 
  struct timeval timestamp;   //< Time of the last report from the device
  struct timeval last_poll;   //< Last time we polled the device
 
  virtual int reset(void);      //< Set device back to starting config
  virtual int get_report(void);     //< Try to read a report from the device
  virtual int set_channel(unsigned chan_num, vrpn_float64 value); //< Try to set the focus to this

  virtual void report_changes (vrpn_uint32 class_of_service = vrpn_CONNECTION_LOW_LATENCY);

  virtual void report (vrpn_uint32 class_of_service = vrpn_CONNECTION_LOW_LATENCY);

  static int VRPN_CALLBACK handle_connect_message(void *userdata, vrpn_HANDLERPARAM p);

  static int VRPN_CALLBACK handle_request_message(void *userdata, vrpn_HANDLERPARAM p);

  static int VRPN_CALLBACK handle_request_channels_message(void *userdata, vrpn_HANDLERPARAM p);
};
 
#endif