HGTD_PlottingHelpers.h

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#ifndef HGTD_ANALYSIS_HGTD_PLOTTINGHELPERS_H
#define HGTD_ANALYSIS_HGTD_PLOTTINGHELPERS_H
 
#include "CxxUtils/checker_macros.h"
ATLAS_NO_CHECK_FILE_THREAD_SAFETY;  // single-threaded plotting application
 
#include <cmath>
#include <iostream>
 
#include "TGraphAsymmErrors.h"
#include "TGraphErrors.h"
#include "TH1.h"
#include "TLatex.h"
#include "TLine.h"
#include "TMarker.h"
#include "TPave.h"
#include "TROOT.h"
#include "TStyle.h"

inline TStyle *AtlasStyle() {
  TStyle *atlasStyle = new TStyle("ATLAS", "Atlas style");
 
  // use plain black on white colors
  Int_t icol = 0; // WHITE
  atlasStyle->SetFrameBorderMode(icol);
  atlasStyle->SetFrameFillColor(icol);
  atlasStyle->SetCanvasBorderMode(icol);
  atlasStyle->SetCanvasColor(icol);
  atlasStyle->SetPadBorderMode(icol);
  atlasStyle->SetPadColor(icol);
  atlasStyle->SetStatColor(icol);
  // atlasStyle->SetFillColor(icol); // don't use: white fill color for *all*
  // objects
 
  // set the paper & margin sizes
  atlasStyle->SetPaperSize(20, 26);
 
  // set margin sizes
  atlasStyle->SetPadTopMargin(0.05);
  atlasStyle->SetPadRightMargin(0.05);
  atlasStyle->SetPadBottomMargin(0.16);
  atlasStyle->SetPadLeftMargin(0.16);
 
  // set title offsets (for axis label)
  atlasStyle->SetTitleXOffset(1.4);
  atlasStyle->SetTitleYOffset(1.4);
 
  // use large fonts
  // Int_t font=72; // Helvetica italics
  Int_t font = 42; // Helvetica
  Double_t tsize = 0.05;
  atlasStyle->SetTextFont(font);
 
  atlasStyle->SetTextSize(tsize);
  atlasStyle->SetLabelFont(font, "x");
  atlasStyle->SetTitleFont(font, "x");
  atlasStyle->SetLabelFont(font, "y");
  atlasStyle->SetTitleFont(font, "y");
  atlasStyle->SetLabelFont(font, "z");
  atlasStyle->SetTitleFont(font, "z");
 
  atlasStyle->SetLabelSize(tsize, "x");
  atlasStyle->SetTitleSize(tsize, "x");
  atlasStyle->SetLabelSize(tsize, "y");
  atlasStyle->SetTitleSize(tsize, "y");
  atlasStyle->SetLabelSize(tsize, "z");
  atlasStyle->SetTitleSize(tsize, "z");
 
  // use bold lines and markers
  atlasStyle->SetMarkerStyle(20);
  atlasStyle->SetMarkerSize(1.2);
  atlasStyle->SetHistLineWidth(2.);
  atlasStyle->SetLineStyleString(2, "[12 12]"); // postscript dashes
 
  // get rid of error bar caps
  atlasStyle->SetEndErrorSize(0.);
 
  // do not display any of the standard histogram decorations
  atlasStyle->SetOptTitle(0);
  atlasStyle->SetOptStat(0);
  atlasStyle->SetOptFit(0);
 
  // put tick marks on top and RHS of plots
  atlasStyle->SetPadTickX(1);
  atlasStyle->SetPadTickY(1);
 
  return atlasStyle;
}

inline void SetAtlasStyle() {
  static TStyle *atlasStyle = 0;
  std::cout << "[SetAtlasStyle] Applying ATLAS style settings...\n";
  if (atlasStyle == 0)
    atlasStyle = AtlasStyle();
  gROOT->SetStyle("ATLAS");
  gStyle->SetOptStat(0);
  gROOT->ForceStyle();
}
 
namespace atlas {

inline void ATLAS_LABEL(Double_t x, Double_t y, Color_t color = 1,
                        float fac = 1.) {
  TLatex l;
  l.SetNDC();
  l.SetTextFont(72);
  l.SetTextSize(fac * l.GetTextSize());
  l.SetTextColor(color);
  l.DrawLatex(x, y, "ATLAS");
}

inline void myText(Double_t x, Double_t y, Color_t color, const char *text) {
 
  TLatex l;
  l.SetNDC();
  l.SetTextColor(color);
  l.DrawLatex(x, y, text);
}

inline void myText(Double_t x, Double_t y, Color_t color, const char *text,
                   Double_t tsize) {
 
  TLatex l;
  l.SetTextSize(tsize);
  l.SetNDC();
  l.SetTextColor(color);
  l.DrawLatex(x, y, text);
}
 
} // namespace atlas
 
#endif // HGTD_ANALYSIS_HGTD_PLOTTINGHELPERS_H