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/// \file HistoManager.cc
/// \brief Implementation of the HistoManager class

#include "HistoManager.hh"

#include "G4UnitsTable.hh"

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HistoManager::HistoManager() : fFileName("testem15")
{
  Book();
}

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HistoManager::~HistoManager() {}

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void HistoManager::Book()
{
  // Create or get analysis manager
  G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
  analysisManager->SetDefaultFileType("root");
  analysisManager->SetFileName(fFileName);
  analysisManager->SetVerboseLevel(1);
  analysisManager->SetActivation(true);  // enable inactivation of histograms

  // Define histograms start values
  const G4int kMaxHisto = 17;
  const G4String id[] = {"0", "1",  "2",  "3",  "4",  "5",  "6",  "7", "8",
                         "9", "10", "11", "12", "13", "14", "15", "16"};
  const G4String title[] = {
    "dummy",  // 0
    "Multiple Scattering. True step length",  // 1
    "Multiple Scattering. Geom step length",  // 2
    "Multiple Scattering. Ratio geomSl/trueSl",  // 3
    "Multiple Scattering. Lateral displacement: radius",  // 4
    "Multiple Scattering. Lateral displac: psi_space",  // 5
    "Multiple Scattering. Angular distrib: theta_plane",  // 6
    "Multiple Scattering. Phi-position angle",  // 7
    "Multiple Scattering. Phi-direction angle",  // 8
    "Multiple Scattering. Correlation: std::cos(phiPos-phiDir)",  // 9
    "Gamma Conversion. Open Angle * Egamma",  // 10
    "Gamma Conversion. Log10(P recoil)",  // 11
    "Gamma Conversion. Phi P recoil angle",  // 12
    "Gamma Conversion. Phi P plus angle",  // 13
    "Gamma Conversion. 2 * cos(phiplus + phiminus) Asymmetry",  // 14
    "Gamma Conversion. E plus / E gamma",  // 15
    "Gamma Conversion. Phi of Gamma Polarization"  // 16
  };

  // Default values (to be reset via /analysis/h1/set command)
  G4int nbins = 100;
  G4double vmin = 0.;
  G4double vmax = 100.;

  // Create all histograms as inactivated
  // as we have not yet set nbins, vmin, vmax
  for (G4int k = 0; k < kMaxHisto; k++) {
    G4int ih = analysisManager->CreateH1(id[k], title[k], nbins, vmin, vmax);
    analysisManager->SetH1Activation(ih, false);
  }
}

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