VFATFrameCollection.h

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/****************************************************************************
*
* This is a part of the TOTEM offline software.
* Authors: 
*   Jan Kašpar (jan.kaspar@gmail.com) 
*    
****************************************************************************/
 
#ifndef EventFilter_CTPPSRawToDigi_VFATFrameCollection
#define EventFilter_CTPPSRawToDigi_VFATFrameCollection
 
#include "CondFormats/PPSObjects/interface/TotemFramePosition.h"
 
#include "EventFilter/CTPPSRawToDigi/interface/VFATFrame.h"
 
#include <string>
 
class VFATFrameCollection {
public:
  VFATFrameCollection() {}
  virtual ~VFATFrameCollection() {}
 
  virtual const VFATFrame* GetFrameByID(unsigned int ID) const = 0;
 
  virtual const VFATFrame* GetFrameByIndex(TotemFramePosition index) const = 0;
 
  virtual const VFATFrame* GetFrameByIndexID(TotemFramePosition index, unsigned int ID);
 
  virtual unsigned int Size() const = 0;
 
  virtual bool Empty() const = 0;
 
  typedef std::pair<TotemFramePosition, const VFATFrame*> value_type;
 
  class Iterator {
  protected:
    value_type value;
 
    const VFATFrameCollection* collection;
 
  public:
    Iterator(const VFATFrameCollection* c = nullptr) : collection(c) {
      if (collection)
        value = collection->BeginIterator();
    }
 
    TotemFramePosition Position() { return value.first; }
 
    const VFATFrame* Data() { return value.second; }
 
    void Next() { value = collection->NextIterator(value); }
 
    bool IsEnd() { return collection->IsEndIterator(value); }
  };
 
protected:
  virtual value_type BeginIterator() const = 0;
 
  virtual value_type NextIterator(const value_type&) const = 0;
 
  virtual bool IsEndIterator(const value_type&) const = 0;
};
 
#endif