//
// File   : T3PixelList.hh
//
// Purpose: Declaration of the class T3PixelList.
//
// $Id: T3PixelList.hh 11539 2010-09-30 14:31:54Z mathes $
//

/** @file T3PixelList.hh
  * Declaration of the class T3PixelList.
  * @author P. Privitera & P. Facal, INFN Rome
  */

#ifndef _T3PixelList_hh_
#define _T3PixelList_hh_

#include <T3PixelSel.hh>

/** This class implements a list of pixels made up of T3PixelSel objects.
  */
class T3PixelList {
public:
    
    /** A typedef for the iterator over the T3PixelSel vector. */
    typedef std::vector<T3PixelSel *>::iterator T3PixelListIterator;
    
    /** Constructor for the class T3PixelList. 
      * The length of the list is set to 0.
      */
    T3PixelList() { }

    /** Destructor of the class T3PixelList.
      * Before the deletion of the list, all its elements are deleted.
      */
    virtual ~T3PixelList()
     { T3PixelListIterator iter;
       for (iter = fT3List.begin(); iter != fT3List.end(); ) {
         delete *iter;
	 iter = fT3List.erase(iter);	      
       }
     }

    /** Add a new pixel (object T3PixelSel) to the list. */
    void AddT3Pixel(T3PixelSel *pix) { fT3List.push_back(pix); } 

    /** Remove a pixel (object T3PixelSel) from the list. */
    void DeleteT3Pixel(unsigned int);

    /** Get the number of pixels (objects T3PixelSel) currently hold in the 
      * list.
      */
    int GetT3Pixels() { return fT3List.size(); }

    /** Return a pointer to the T3PixelSel object at the specified position
      * in the list. This pointer must not be deleted.
      */
    T3PixelSel* GetPixel(unsigned int pix) { 
      if ( !fT3List.empty() && pix < fT3List.size() )
        return fT3List[pix];
      else {
        FD_CERR << "T3PixelSel::GetPixel() - the index " << pix <<
      	           " is out-of-bounds !" << std::endl; 
      }
      return NULL;
    }

    /** Print the contents of this object to the specified stream. */
    virtual void Show(FILE *str=stdout);

    /** Print the contents of this object to the specified stream. */
    virtual void Show(std::ostream& ostr=std::cout);

#ifdef USE_UBA_EXTENSION
    /** Set the number of pixels with no pulse observed. */
    void SetNullPixels(int npix) { fNullPixels = npix; }

    /** Get the number of pixels with no observed pulse. */
    int GetNullPixels() const { return fNullPixels; }
#endif // USE_UBA_EXTENSION

private:
        
    std::vector<T3PixelSel *> fT3List;    
#ifdef USE_UBA_EXTENSION
    int                       fNullPixels;
#endif // USE_UBA_EXTENSION
};

#endif // _T3PixelList_hh_