//
// File   : MiTriggerData.hh
//
// Purpose: Declaration of the class TMirrorTriggerData
//
// $Id: MiTriggerData.hh 12082 2011-02-21 17:11:29Z mathes $
//



/** @file MiTriggerData.hh
  * Declaration of the class TMirrorTriggerData.
  * @author H.-J. Mathes, FzK
  */


#ifndef _MiTriggerData_hh_
#define _MiTriggerData_hh_


// --> prevent users from including that file directly
#ifndef __CINT__
# if (!defined _MiEvent_hh_) && (!defined _VMiEvent_hh_)
#  error You are not supposed to include that header file !
#  error Please use MiEvent.hh instead !
# endif // !_MiEvent_hh_ && !_VMiEvent_hh_
#endif // __CINT__

#include <iostream>

#include <TObject.h>

#include <MiEventTypes.hh>

// --- forward declaration(s)

/** This class contains the information deduced from analysing the trigger data
  * of the camera.
  */
class TMirrorTriggerData : public TObject {
friend class TShmEvent;
friend class ShmEventDescriptor;

protected:
    typedef struct _MiTriggerDataRec {

      Version_t fVersion;        ///< internally used struct version number
      
      UInt_t    fNPixels;        ///< number of pixels triggered
      UChar_t   fPatternNumber;  ///< pattern class which triggerd
      UChar_t   fTriggerColumn;  ///< column where this pattern occurred
      UChar_t   fTriggerRow;     ///< row where this pattern occurred

      Float_t   fCutVar1;        ///< TLT cut variable 1 (pixels/100ns)
      Float_t   fCutVar2;        ///< TLT cut variable 2

    } MiTriggerDataRec, *MiTriggerData;

public:
    /** Default constructor of the class TMirrorTriggerData.
      *
      * All data members are initialized with dummy values.
      */
    TMirrorTriggerData();

    /** Constructor for the class TMirrorTriggerData from a pointer to
      * a location in memory (shared memory).
      */
    TMirrorTriggerData(void *);

    /** Copy constructor of the class TMirrorTriggerData.
      */
    TMirrorTriggerData(const TMirrorTriggerData& rhs)
      : TObject(rhs) { *this = rhs; }

#ifndef __CINT__
    /** Constructor of the class TMirrorTriggerData from data structures
      * residing in SHM.
      */
    TMirrorTriggerData(TShmEvent*);
#endif // __CINT__

    /** Destructor of the class TMirrorTriggerData.
      * If memory was allocated previously it will be released now.
      */
    ~TMirrorTriggerData();
    
    /** Special operator=() for the class TMirrorTriggerData which performs
      * a deep copy.
      */
    TMirrorTriggerData& operator=(const TMirrorTriggerData&);
    
    /** Clear the contents of a TMirrorTriggerData. */
    virtual void Clear(Option_t *o="");
    
    /** Print the contents of the class TMirrorTriggerData to the
      * specified ostream.
      */
    void Show(std::ostream& ostr=std::cout) const;

protected:

    /** Init the TMirrorTriggerData object partially. */  
    void Init();

private:
    
    /**  */
    void Construct()
      { fTriggerData = new MiTriggerDataRec(); }
      
    /**  */
    void Destruct()
      { delete fTriggerData; fTriggerData = NULL; }
        
    MiEvent::Constructor_t  fConstructorType;    //! how object was created
    MiTriggerData           fTriggerData;        //! pointer to C struct
    
    ClassDef(TMirrorTriggerData,MiEVENTVERSIONv1)
};

#endif  // _MiTriggerData_hh_