#ifndef _CALOR_MAKE_VIEW_HH_
#define _CALOR_MAKE_VIEW_HH_
//////////////////////////////////////////////////////////////////////////
//
// Function: calorMakeView.hh
// Purpose: Generic view making function. It needs a 
//               source container, a destination container 
//               and a predicate class.
// 
// Created: 12/09/99  Pierre Savard
// History: 
//
//////////////////////////////////////////////////////////////////////////

#include "Edm/StorableObject.hh"
#include "Edm/ConstHandle.hh"
#include "Edm/Handle.hh"

template <class SRC, class DEST, class PRED>
void calorMakeView(SRC& src, DEST& dest, PRED pred)
{
 dest.clear();
 typename SRC::const_iterator i = src.begin();
 while(i!=src.end())
 {
  if(pred(*i)==true) dest.push_back(&(*i));
  ++i;
 }
}


template <class SRC, class DEST, class PRED>
void calorMakeView(SRC* src, DEST& dest, PRED pred)
{
 dest.clear();
 typename SRC::const_iterator i = src->begin();
 while(i!=src->end())
 {
  if(pred(*i)==true) dest.push_back(&(*i));
  ++i;
 }
}

template <class SRC, class DEST, class PRED>
void calorMakeView(SRC& src, DEST* dest, PRED pred)
{
 dest->clear();
 typename SRC::const_iterator i = src.begin();
 while(i!=src.end())
 {
  if(pred(*i)==true) dest->push_back(&(*i));
  ++i;
 }
}

template <class SRC, class DEST, class PRED>
void calorMakeView(SRC* src, DEST* dest, PRED pred)
{
 dest->clear();
 typename SRC::const_iterator i = src->begin();
 while(i!=src->end())
 {
  if(pred(*i)==true) dest->push_back(&(*i));
  ++i;
 }
}
template <class SRC, class DEST, class PRED> 
void calorMakeView(ConstHandle<SRC>& src, DEST& dest, PRED pred){
  dest.clear();
  typename SRC::const_iterator i = src->begin();
  while(i!=src->end())
    {
      if(pred(i)==true) dest.push_back(&(*i));
      ++i;
    }
}

#endif // _CALOR_MAKE_VIEW_HH_