Constructor. 
  111                                                          :
  112      TStyle(title, NULL)
  113    {
  114      const Double_t font_size    = (Double_t) y * 0.7e-4 * parameters.fontSize;
  115      const Double_t title_offset = 1.5                   * parameters.titleOffset;
  116      const Double_t tick_length  = 3.0e-5                * parameters.tickLength;
  117 
  118      SetPadTopMargin   (parameters.topMargin);
  119      SetPadBottomMargin(parameters.bottomMargin);
  120      SetPadLeftMargin  (parameters.leftMargin);
  121      SetPadRightMargin (parameters.rightMargin);
  122      
  123      SetCanvasColor(0);
  124      SetCanvasBorderMode(0);
  125      SetCanvasBorderSize(0);
  126 
  127      SetPadColor(0);
  128      SetPadBorderMode(0);
  129      SetPadBorderSize(0);
  130 
  131      for (const auto option : { "X", "Y", "Z"}) {
  132        SetTickLength (tick_length * (x < y ? x : y), option);
  133        SetLabelSize  (font_size,                     option);
  134        SetTitleOffset(title_offset,                  option);
  135        SetTitleSize  (font_size,                     option);
  136      }
  137 
  138      SetTitleX(parameters.titleX);
  139      SetTitleY(parameters.titleY);
  140 
  141      SetStatColor(0);
  142      SetStatBorderSize(1);
  143      SetStatFontSize(font_size);
  144      SetOptStat(111111);
  145      SetOptFit(1111);
  146 
  147      SetPaintTextFormat("3.0f");
  148      SetPalette(1);
  149 
  150      SetTitleFillColor(0);
  151      SetTitleAlign(23);
  152      SetTitleX(0.5);
  153      SetTitleBorderSize(0);
  154    }