CListModeDataLMF.h

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//
//
/*
    Copyright (C) 2003- 2004, Hammersmith Imanet Ltd
 
    SPDX-License-Identifier: Apache-2.0
    See STIR/LICENSE.txt for details
*/
 
#ifndef __stir_listmode_CListModeDataLMF_H__
#define __stir_listmode_CListModeDataLMF_H__
 
#include "stir/listmode/CListModeData.h"
#include "stir/shared_ptr.h"
#include "LMF/lmf.h" // TODO adjust location
//#include "LMF/LMF_ClearPET.h" // TODO don't know which is needed
//#include "LMF/LMF_Interfile.h"
 
#include <stdio.h>
#include <string>
#include <vector>
 
START_NAMESPACE_STIR

class CListModeDataLMF : public CListModeData
{
public:
  CListModeDataLMF(const std::string& listmode_filename);
 
  // Destructor closes the file and destroys various structures
  ~CListModeDataLMF();
 
  virtual std::time_t get_scan_start_time_in_secs_since_1970() const { return std::time_t(-1); } // TODO
 
  virtual shared_ptr<CListRecord> get_empty_record_sptr() const;

  virtual bool has_delayeds() const { return true; } // TODO always?
 
  virtual Succeeded get_next_record(CListRecord& event) const;
 
  virtual Succeeded reset();
 
  virtual SavedPosition save_get_position();
 
  virtual Succeeded set_get_position(const SavedPosition&);
 
private:
  string listmode_filename;
  // TODO we really want to make this a shared_ptr I think to avoid memory leaks when throwing exceptions
  struct LMF_ccs_encodingHeader* pEncoH;
  FILE* pfCCS;
 
  // possibly use this from LMF2Projection
  // SCANNER_CHECK_LIST scanCheckList;
  std::vector<unsigned long> saved_get_positions;
};
 
END_NAMESPACE_STIR
 
#endif