QDianaLabel.cc

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#include "QDianaLabel.hh"
#include <iostream>
#include <TPad.h>
#include <TColor.h>
#include <TMath.h>
 
ClassImp(QDianaLabel)
 
QDianaLabel::QDianaLabel(double x1,double y1,double x2,double y2,
                         int bordersize,const char *ExpName,
                         double Exposure,bool isPrelim,
                         const char *options)
: TPave(x1,y1,x2,y2,bordersize,Form("%s:NDC",options)),
  fExperimentName(ExpName),
  fSecondLine(""),
  fExposure(Exposure),
  fIsPrelim(isPrelim),
  fIsIsoExp(false),
  fExperimentColor(TColor::GetColor(176,19,59)),
  fDataColor(TColor::GetColor(176,19,59)),
  fExperimentLine(NULL),
  fExposureLine(NULL)
{
  if(bordersize<=1)
    SetFillColor(0);
  SetTextAlign(12);
  fExperimentLine=new TLatex();
  fExposureLine=new TLatex();
  
}
QDianaLabel::~QDianaLabel() {
  if(fExperimentLine) delete fExperimentLine;
  if(fExposureLine) delete fExposureLine;
}
void QDianaLabel::Draw(const char *option) {
  TPave::AppendPad(option);
  fExperimentLine->AppendPad(option);
  if(fExposure>0)
    fExposureLine->AppendPad(option);
}
TString QDianaLabel::GetSecondLine() const {
  TString DatText;
  if(fSecondLine!="")
    DatText=fSecondLine;
  else if(fIsIsoExp)
    DatText=Form("Isotopic Exposure: %4.1f kg#upointyr",fExposure);
  else
    DatText=Form("Exposure: %4.1f kg#upointyr",fExposure);
  return DatText;
}
void QDianaLabel::Paint(const char *option) {
  TPave::ConvertNDCtoPad();
  TPave::PaintPave(fX1,fY1,fX2,fY2,GetBorderSize(),option);
  PaintPrimitives();
}
void QDianaLabel::PaintPrimitives() {
 
  TString ExpText=fExperimentName;
  if(fIsPrelim)
    ExpText+=" Preliminary";
  TString DatText = GetSecondLine();
 
  Double_t x1=fX1NDC;
  Double_t y1=fY1NDC;
  Double_t x2=fX2NDC;
  Double_t y2=fY2NDC;
 
  Double_t textsize=1;
 
  // Create the experiment name line
  fExperimentLine->SetText(x1,y1,ExpText);
  TAttText::Copy(*fExperimentLine);
  fExperimentLine->SetNDC();
  fExperimentLine->SetTextSize(textsize);
  fExperimentLine->SetTextFont(GetTextFont());
 
  // Create exposure line
  fExposureLine->SetText(x1,y1,DatText);
  TAttText::Copy(*fExposureLine);
  fExposureLine->SetNDC();
  fExposureLine->SetTextFont(GetTextFont());
  fExposureLine->SetTextSize(.8*textsize);
 
  Double_t maxHeight=0,maxWidth=0;
  // Figure the max size of the text
  maxHeight=fExperimentLine->GetYsize();
  maxWidth=fExperimentLine->GetXsize();
  if(fExposure>0 || fSecondLine != ""){
    maxHeight+=fExposureLine->GetYsize();
    maxWidth=TMath::Max(maxWidth,fExposureLine->GetXsize());
  }
  Double_t tmpsize_h=0.75*(fY2-fY1)/maxHeight;
  Double_t tmpsize_w=0.9*(fX2-fX1)/maxWidth;
  textsize*=TMath::Min(tmpsize_h,tmpsize_w);
 
  fExperimentLine->SetTextSize(textsize);
  fExposureLine->SetTextSize(.8*textsize);
 
  double dpx=(fX2NDC-fX1NDC)/(fX2-fX1);
  double dpy=(fY2NDC-fY1NDC)/(fY2-fY1);
 
  if((GetTextAlign()/10)==1){
    x1=.05*dpx*fExperimentLine->GetXsize()+fX1NDC;
    x2=.05*dpx*fExperimentLine->GetXsize()+fX1NDC;
  }
  else if((GetTextAlign()/10)==2){
    x2=x1=0.5*(fX1NDC+fX2NDC);
  }
  else{
    x1=-.05*dpx*fExperimentLine->GetXsize()+fX2NDC;
    x2=-.05*dpx*fExperimentLine->GetXsize()+fX2NDC;
  }
 
  if(fExposure>0 || fSecondLine!=""){
    y1=.5*(fY1NDC+fY2NDC)+.5*dpy*fExperimentLine->GetYsize();
    y2=.5*(fY1NDC+fY2NDC)-.5*dpy*fExperimentLine->GetYsize();
  }
  else 
    y1=.5*(fY2NDC+fY1NDC);
 
  //  std::cout << fExperimentLine->GetTextSize() << std::endl;
  //  std::cout << x1 << " " << y1 << " " << x2 << " " << y2 << std::endl;
 
  fExperimentLine->SetText(x1,y1,ExpText);
  fExperimentLine->SetNDC();
  fExperimentLine->SetTextColor(fExperimentColor);
  fExperimentLine->Paint();
  if(fExposure>0){
    fExposureLine->SetText(x2,y2,DatText);
    fExposureLine->SetTextColor(fDataColor);
    fExposureLine->Paint();
  }
  
}