#ifndef _fevt_Channel_h_
#define _fevt_Channel_h_

#include <utl/ShadowPtr.h>
#include <fevt/ChannelSimData.h>
#include <fevt/ChannelRecData.h>


namespace fevt {

  class ChannelSimData;
  class ChannelRecData;

  /** \brief Fluorescence Detector Channel Event
    *
    *  Describes the event as seen by an electronics channel
    *
    * \author Stefano Argiro'
    * \date Jan 29, 2003
    * \version $Id$
    * \ingroup fevt
    **/

  class Channel {

  public:
    
    /// Possible (electronic) channel status
    enum Status {
      eUnknown=0,
      eExists,
      eInDAQ,
      eDeSelected,
      eNoise,
      eVeto,
      eHasData
    };
    
  public:
    unsigned int GetId() const { return fId; }
    unsigned int GetTelescopeId() const { return fTelescopeId; }
    unsigned int GetEyeId() const { return fEyeId; }

    ChannelSimData& GetSimData() { return *fSimData; }
    const ChannelSimData& GetSimData() const { return *fSimData; }
    void MakeSimData();
    bool HasSimData() const { return fSimData; }


    ChannelRecData& GetRecData() { return *fRecData; }
    const ChannelRecData& GetRecData() const { return *fRecData; }
    void MakeRecData();
    bool HasRecData() const { return fRecData; }

    void SetStatus(Status status) {fStatus=status;}
    Status GetStatus() const {return fStatus;}

  private:
    Channel(const unsigned int eyeId, const unsigned int telescopeId, const unsigned int channelId, Status status=eHasData) :
      fId(channelId), fTelescopeId(telescopeId), fEyeId(eyeId), fStatus(status) { }
    ~Channel() { }
    void SetTelescopeId(const unsigned int id) { fTelescopeId = id; }
    void SetEyeId(const unsigned int id) { fEyeId = id; }

  private:
    unsigned int fId;
    unsigned int fTelescopeId;
    unsigned int fEyeId;

    utl::ShadowPtr<ChannelSimData> fSimData;
    utl::ShadowPtr<ChannelRecData> fRecData;

    Status fStatus;

    friend class Telescope;

  };

}


#endif

// Configure (x)emacs for this file ...
// Local Variables:
// mode: c++
// compile-command: "make -C .. FEvent/Channel.o -k"
// End: