QTraceView.h

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/*
    This software is Copyright by the Board of Trustees of Michigan
    State University (c) Copyright 2017.
 
    You may use this software under the terms of the GNU public license
    (GPL).  The terms of this license are described at:
 
     http://www.gnu.org/licenses/gpl.txt
 
     Authors:
             Aaron Chester
         FRIB
         Michigan State University
         East Lansing, MI 48824-1321
*/
 
#ifndef QTRACEVIEW_H
#define QTRACEVIEW_H
 
#include <QWidget>
 
#include <string>
#include <vector>
 
class QMenuBar;
class QMenu;
class QAction;
class QGroupBox;
class QStatusBar;
class QPushButton;
class QComboBox;
class QLineEdit;
class QListView;
class QStandardItemModel;
class QTimer;
class QCommandLineParser;
class QString;
 
namespace ddastoys {    
    class DDASFitHit;
}
 
class DDASDecoder;
class FitManager;
class QHitData;
class QRootCanvas;
 
class QTraceView : public QWidget
{
    Q_OBJECT
 
public:
    QTraceView(QCommandLineParser& parser, QWidget* parent=Q_NULLPTR);
    virtual ~QTraceView();
 
    // QEvent handlers overridden from the base class.  
protected:
    virtual void changeEvent(QEvent* e);
 
private slots:
    void openFile();
    void getNextEvent();
    void getNextEventWithTraces();
    void getNextEventFromList();
    void skipEvents();
    void selectEvent();
    void updateSelectableHits();
    void processHit();
    void filterHits();
    void handleRootEvents();
    void test();
    
private:
    void createMenu();
    void createTopBoxWidget();
    void createHitSelectWidget();
    void createPlotWidget();
 
    void configureSource(QString filename);    
    void createConnections(bool useEvtList=false);
 
    void skipAndSelect(int count);
    void selectEventByIndex(int idx);
    bool isValidHit(const ddastoys::DDASFitHit& hit);    
    
    void setStatusBar(std::string msg);    
    void reset();
    void enableGUI(bool status);
    void enableMainGUI(bool status);
    void enableSelectGUI(bool status);
    
    void issueWarning(std::string msg);
    void issueEOFWarning();
              
    void parseArgs(QCommandLineParser& parser);
    void parseEventList(QString fname);
    
private:  
    // Our member data  
    DDASDecoder* m_pDecoder;   
    FitManager*  m_pFitManager; 
 
    std::vector<ddastoys::DDASFitHit> m_hits; 
    std::vector<ddastoys::DDASFitHit> m_filteredHits; 
    struct EventList {
    std::vector<int> s_events; 
    unsigned long s_idx; 
    EventList() {};
    EventList(std::vector<int> evts, unsigned long idx=0)
        : s_events(evts), s_idx(idx) {}
    };
    EventList m_eventList; 
  
    // Added to this widget, Qt _should_ handle cleanup on destruction
  
    QMenuBar* m_pMenuBar;   
    QMenu*    m_pFileMenu;  
    QAction*  m_pOpenAction; 
    QAction*  m_pExitAction; 
 
    QPushButton* m_pMainButtons[3]; 
    QPushButton* m_pSelectButtons[2]; 
    QLineEdit*   m_pSelectLineEdit; 
    QLineEdit*   m_pHitFilter[3]; 
    QWidget*     m_pTopBoxes; 
    QHitData*    m_pHitData; 
  
    QListView*   m_pHitSelectList; 
    QWidget*     m_pPlotWidget; 
    QRootCanvas* m_pRootCanvas; 
    QTimer*      m_pTimer; 
  
    QStatusBar*  m_pStatusBar; 
};
 
#endif