DQMHistDeltaHisto.h

//+
// File : DQMHistDeltaHisto.h
// Description :
//
// Author : Boqun Wang, MPI for Physics
// Date : yesterday
//-
 
#pragma once
 
#include <framework/datastore/StoreObjPtr.h>
#include <framework/dataobjects/EventMetaData.h>
#include <dqm/analysis/modules/DQMHistAnalysis.h>
#include <TH1.h>
#include <TCanvas.h>
#include <time.h>
#include <map>
#include <queue>
#include <vector>
 
namespace Belle2 {
  class DQMHistDeltaHistoModule : public DQMHistAnalysisModule {
 
    typedef struct {
      TH1* histo;
      TH1* diff_histo;
      time_t time_modified;
    } SSNODE;
 
    // Public functions
  public:
 
    DQMHistDeltaHistoModule();
    virtual ~DQMHistDeltaHistoModule();
 
    virtual void initialize() override;
 
    virtual void beginRun() override;
    virtual void event() override;
    virtual void endRun() override;
    virtual void terminate() override;
    TCanvas* find_canvas(TString s);
    void clear_node(SSNODE* n);
 
    // Data members
  private:
    std::vector<std::string> m_monitored_histos;
    std::map<std::string, std::queue<SSNODE*> > m_histos_queues;
    int m_interval;
    StoreObjPtr<EventMetaData> m_evtMetaDataPtr;
 
  };
} // end namespace Belle2