BesPaveText.cxx

Go to the documentation of this file.

 
#include "BesVisLib/BesPaveText.h"
#include <TPad.h>
#include <iostream>
 
using namespace std;
 
#ifndef __CINT__
ClassImp( BesPaveText )
#endif
 
    //______________________________________________________________________________
    BesPaveText::BesPaveText()
    : TPaveText() {
}
 
//______________________________________________________________________________
BesPaveText::BesPaveText( Double_t x1, Double_t y1, Double_t x2, Double_t y2,
                          Option_t* option )
    : TPaveText( x1, y1, x2, y2, option ) {
  SetFillColor( 9001 );
  SetBorderSize( 1 );
  SetCornerRadius( 0.2 );
 
  fTextSize = 0.025;
}
 
//______________________________________________________________________________
BesPaveText::BesPaveText( const BesPaveText& pavetext ) : TPaveText() {}
 
//______________________________________________________________________________
void BesPaveText::SetText( vector<TString> infoCon ) {
  Int_t    n      = infoCon.size();
  Double_t margin = GetMargin();
  Double_t dy     = ( 1.0 - margin * 2 ) / n;
 
  // Long Peixun's update: If the number of lines is 2, add an empty line to avoid text out of
  // box.
  if ( n == 2 ) dy = ( 1.0 - margin * 2 ) / 3;
 
  Double_t coordx = 0.0;
  Double_t coordy = 0.0;
  for ( Int_t i = 0; i < n; i++ )
  {
    coordy = 1.0 - ( i + 1 ) * dy;
    if ( n == 1 ) coordy = 1.0;
 
    TText* tdata = AddText( coordx, coordy, infoCon[i].Data() );
    tdata->SetTextSize( fTextSize / 1.2 );
    tdata->SetTextFont( 42 );
    if ( i == 0 && n > 4 )
    {
      tdata->SetTextSize( fTextSize );
      tdata->SetTextFont( 62 );
    }
    tdata->SetTextColor( 1 );
    tdata->SetTextAlign( 12 );
 
    if ( infoCon[i] == TString( "Fired" ) )
    {
      tdata->SetTextColor( kRed );
      // tdata->SetTextSize(fTextSize);
      tdata->SetTextFont( 72 );
    }
  }
  // Long Peixun's update: If the number of lines is 2, add an empty line to avoid text out of
  // box.
  if ( infoCon.size() == 2 )
  {
    coordy       = 1.0 - 3 * dy;
    TText* tdata = AddText( 0.0, coordy, "" );
    ++n;
  }
 
  fdxNDC = fTextSize * fLongest / 2.2;
  fdyNDC = fTextSize * n * 1.2; // fLines->GetSize() * 1.2;
 
  ConvertNDCtoPad();
  // This is necessary, or when fTip was drawn the first time, it will in center, as its fX1
  // fX2 fY1 fY2 have not been changed.
  SetX1NDC( 0.0 );
  SetY1NDC( 0.0 );
  SetX2NDC( fdxNDC );
  SetY2NDC( fdyNDC );
}
 
//______________________________________________________________________________
void BesPaveText::SetPos( Int_t px, Int_t py ) {
  if ( !gPad )
  {
    cout << "BesPaveText::SetPos, gPad does not exist" << endl;
    return;
  }
 
  Double_t x = gPad->AbsPixeltoX( px + 10 );
  Double_t y = gPad->AbsPixeltoY( py - 10 );
  Double_t x1, y1, x2, y2, xNDC, yNDC;
  gPad->GetRange( x1, y1, x2, y2 );
  xNDC = ( x - x1 ) / ( x2 - x1 );
  yNDC = ( y - y1 ) / ( y2 - y1 );
  // cout << xNDC << " " << yNDC << endl;
 
  x1 = xNDC;
  y1 = yNDC;
  x2 = xNDC + fdxNDC;
  y2 = yNDC + fdyNDC;
 
  Double_t delta = 0.02;
  if ( x2 > 1.0 && y2 > 1.0 )
  {
    x1 -= ( fdxNDC + delta );
    x2 -= ( fdxNDC + delta );
    y1 -= ( fdyNDC + delta );
    y2 -= ( fdyNDC + delta );
  }
  else if ( x2 > 1.0 )
  {
    x1 -= fdxNDC;
    x2 -= fdxNDC;
  }
  if ( y2 > 1.0 )
  {
    y1 -= fdyNDC;
    y2 -= fdyNDC;
  }
 
  SetX1NDC( x1 );
  SetY1NDC( y1 );
  SetX2NDC( x2 );
  SetY2NDC( y2 );
  ConvertNDCtoPad();
}