G4PlotManager.hh

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// The manager class for batch plotting.
 
// Author: Ivana Hrivnacova, 02/06/2015  ([email protected])
 
#ifndef G4PlotManager_h
#define G4PlotManager_h 1
 
#include "G4AnalysisManagerState.hh"
#include "G4PlotParameters.hh"
#include "G4HnInformation.hh"
 
#include <tools/viewplot>
 
#include <vector>
#include <memory>
 
class G4PlotManager
{
  public:
    explicit G4PlotManager(const G4AnalysisManagerState& state);
    ~G4PlotManager();
 
    // deleted functions
    G4PlotManager(const G4PlotManager& rhs) = delete;
    G4PlotManager& operator=(const G4PlotManager& rhs) = delete;
    
  public:
    // methods
    G4bool OpenFile(const G4String& fileName);
    template <typename T>
    G4bool PlotAndWrite(const std::vector<T*>& htVector,
                        const std::vector<G4HnInformation*>& hnVector);
    G4bool CloseFile();
 
  private: 
    // methods
    G4int  GetNofPlotsPerPage() const;
    G4bool WritePage();
 
    // data members
    const G4AnalysisManagerState& fState;
    G4PlotParameters fPlotParameters;
    std::unique_ptr<tools::viewplot>  fViewer;
    G4String  fFileName;
};
 
// inline functions
 
//_____________________________________________________________________________
inline G4int  G4PlotManager::GetNofPlotsPerPage() const
{ return fPlotParameters.GetColumns()*fPlotParameters.GetRows(); }
 
 
//_____________________________________________________________________________
template <typename T>
inline G4bool G4PlotManager::PlotAndWrite(const std::vector<T*>& htVector,
                                          const std::vector<G4HnInformation*>& hnVector)
{
  if ( ! htVector.size() ) return true;
 
  fViewer->plots().init_sg(); 
    //it will recreate the sg::plotters and then reset the styles on new ones.
  fViewer->set_cols_rows(fPlotParameters.GetColumns(), fPlotParameters.GetRows());
  fViewer->plots().set_current_plotter(0);
 
  G4bool finalResult = true;
  G4bool isWriteNeeded = false;
 
  for ( G4int i=0; i<G4int(htVector.size()); ++i ) {
    G4HnInformation* info = hnVector[i];
    G4bool plotting = info->GetPlotting();
    G4bool activation = info->GetActivation();
    G4String name = info->GetName();
    // skip plotting if not selected for plotting or
    // if activation is enabled and HT is inactivated
    if ( ( ! plotting ) ||
         ( fState.GetIsActivation() && ( ! activation ) ) ) continue;
 
    T* ht = htVector[i];
 
    // plot this object
    fViewer->plot(*ht);
    fViewer->set_current_plotter_style(fPlotParameters.GetStyle());
 
    // set color (only blue for the time being)
    tools::sg::plotter& plotter = fViewer->plots().current_plotter();
    // set plot properties (use info object to get these)
    plotter.bins_style(0).color = tools::colorf_blue();
 
    // get axis titles from base_histo (base of all T)
    G4String title;
    if ( ht->annotation(tools::histo::key_axis_x_title(), title) ) {
      plotter.x_axis().title = title;
    }
    if ( ht->annotation(tools::histo::key_axis_y_title(), title) ) {
      plotter.y_axis().title = title;
    }
    if ( ht->annotation(tools::histo::key_axis_z_title(), title) ) {
      plotter.z_axis().title = title;
    }
 
#ifndef TOOLS_USE_FREETYPE
    plotter.set_encoding_none();
#endif
 
    // get log axis parameters from G4HnInformation
    if ( info->GetIsLogAxis(G4Analysis::kX) ) {
      plotter.x_axis().labels_style().encoding = "PAW";
      plotter.x_axis_is_log = true;
    }
    if ( info->GetIsLogAxis(G4Analysis::kY) ) {
      plotter.y_axis().labels_style().encoding = "PAW";
      plotter.y_axis_is_log = true;
    }
    if ( info->GetIsLogAxis(G4Analysis::kZ) ) {
      plotter.z_axis().labels_style().encoding = "PAW";
      plotter.z_axis_is_log = true;
    }
    isWriteNeeded = true;
 
#ifdef G4VERBOSE
    if ( fState.GetVerboseL3() ) 
      fState.GetVerboseL3()->Message("plotting", "hd|pd", name);
#endif
 
    // write a page if number of plots per page is achieved
    if ( G4int(fViewer->plots().current_index()) == (GetNofPlotsPerPage() - 1) ) { 
      G4bool result = WritePage();
      finalResult = result && finalResult;
      isWriteNeeded = false;
    }
 
    // Prepare for the next plot
    fViewer->plots().next(); 
  }
 
  // write a page if loop is finished and there are plots to be written
  if ( isWriteNeeded ) {
    G4bool result = WritePage();
    finalResult = result && finalResult;
  }
 
  // add test of result
  return finalResult;
}
 
#endif