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// -*- C++ -*-
//
// This file is part of HepMC
// Copyright (C) 2014-2019 The HepMC collaboration (see AUTHORS for details)
//
///
/// @class HepMC3ViewerFrame
/// @brief Definition of \b class HepMC3ViewerFrame used for simple GUI viewer
///
#include <TGClient.h>
#include <TBuffer.h>
#include <TGButton.h>
#include <TGFrame.h>
#include "TImage.h"
#include "TCanvas.h"
#include "TGCanvas.h"
#include "TRootEmbeddedCanvas.h"
#include <TGClient.h>
#include <TCanvas.h>
#include <TBuffer.h>
#include <TGButton.h>
#include <TGFrame.h>
#include "TROOT.h"
#include "TImage.h"
#include "TH1S.h"
#include "TGFileDialog.h"
#include "HepMC3/GenEvent.h"
#include "HepMC3/Reader.h"
///
/// @class HepMC3ViewerFrame
/// @brief Definition of \b class HepMC3ViewerFrame
///
class HepMC3ViewerFrame : public TGMainFrame
{
private:
TGCompositeFrame *fMainFrame; ///< Main frame
TGCompositeFrame *fButtonFrame; ///< Button frame
TGTextButton *fNextEvent; ///< Button
TGTextButton *fPreviousEvent; ///< Button
TGTextButton *fExit; ///< Button
TGTextButton *fChooseInput; ///< Button
TGTextButton *fClearEventCache; ///< Button
TRootEmbeddedCanvas *fEmbEventImageCanvas; ///< Event canvas
TRootEmbeddedCanvas *fEmbAnalysisCanvas; ///< Analysis canvas
std::shared_ptr<HepMC3::Reader> fReader; ///< Reader
HepMC3::GenEvent *fCurrentEvent; ///<Event
std::vector<HepMC3::GenEvent*> fEventsCache; ///<Cache of events
TCanvas* fEventImageCanvas; ///< Event canvas
TCanvas *fAnalysisCanvas; ///<Analysis canvas
TImage *fGraphImage; ///<Image passed from graphviz
std::map<std::string, TH1*> fAnalysisH; ///< Analysis histograms
static const size_t m_char_buffer_size=100000; ///<Size of writer buffer
public:
void ReadFile(const char* a); ///< Open file
HepMC3ViewerFrame(const TGWindow *p, UInt_t w, UInt_t h); ///< Constructor
virtual ~HepMC3ViewerFrame(); ///< Destructor
//Helper functions
//To get image from graphviz
void DrawEvent(); ///< Draw evemt
//To do extra analysiz of the event
void DoAnalysis(); ///< Do analysis
// slots
void NextEvent(); ///< slot
void PreviousEvent();///< slot
void ClearEventCache();///< slot
void ChooseInput();///< slot
// ClassDef(HepMC3ViewerFrame, 0)
};
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