////////////////////////////////////////////////////////////////////
/** @class RAT::DS::Calib
 *  Data Structure: Calibration source
 *
 *  Information about calibration source active during this event.  If
 *  no source was active, then @p id will be set to -1.
 *
 *  The precise meaning of these attributes depends on the source
 *  type.  Currently known sources are listed below.
 *
 *  @b LED
 *   - @p sourceName : "LED"
 *   - @p id : Number of LED in array, indexed from 0.
 *   - @p mode : Wavelength of source in nanometers
 *   - @p intensity : Number of photons emitted
 */

#ifndef __RAT_DS_Calib__
#define __RAT_DS_Calib__

#include <TObject.h>
#include <TVector3.h>
#include <string>

namespace RAT {
  namespace DS {

class Calib : public TObject {
public:
  Calib() : TObject(), sourceName(""), id(-1) { };
  virtual ~Calib() { };

  /** Short name of calibration source. */
  virtual const std::string &GetSourceName() const { return sourceName; };
  virtual void SetSourceName(const std::string &_sourceName) { sourceName = _sourceName; };

  /** ID number of source, -1 if no source active during this event */
  virtual Int_t GetID() const { return id; };
  virtual void SetID(Int_t _id) { id = _id; };

  /** Source mode (meaning depends on type of source) */
  virtual Int_t GetMode() const { return mode; };
  virtual void SetMode(Int_t _mode) { mode = _mode; };

  /** Source intensity (meaning depends on type of source) */
  virtual Float_t GetIntensity() const { return intensity; };
  virtual void SetIntensity(Float_t _intensity) { intensity = _intensity; };

  /** Time (ns) of source activation */
  virtual Double_t GetTime() const { return time; };
  virtual void SetTime(Double_t _time) { time = _time; };

  /** Location (mm) of source when activated. */
  virtual const TVector3 &GetPos() const { return pos; };
  virtual void SetPos(const TVector3 &_pos) { pos = _pos; };

  /** Direction of source when activated. */
  virtual const TVector3 &GetDir() const { return dir; };
  virtual void SetDir(const TVector3 &_dir) { dir = _dir; };

  // ROOT junk
  ClassDef(Calib,3);
protected:
  std::string  sourceName;
  Int_t        id;
  Int_t        mode;
  Float_t      intensity;
  Double_t     time;
  TVector3     pos;
  TVector3     dir;
};

  } // namespace DS
} // namespace RAT

#endif