[MFT] fixed alignment of skull symbols for digit and cluster maps (#2627)

* auto alignment of skulls in digit and cluster maps

* added author

Author: jjuracka

Modules/MFT/src/QcMFTClusterCheck.cxx

@@ -17,6 +17,7 @@
 /// \author Diana Maria Krupova
 /// \author David Grund
 /// \author Sara Haidlova
+/// \author Jakub Juracka
 ///
 
 // C++
@@ -272,8 +273,8 @@ void QcMFTClusterCheck::beautify(std::shared_ptr<MonitorObject> mo, Quality chec
       auto* hMap = dynamic_cast<TH2F*>(mo->getObject());
       int binCx = hMap->GetXaxis()->FindBin(mX[mMaskedChips[i]]);
       int binCy = hMap->GetYaxis()->FindBin(mY[mMaskedChips[i]]);
-      // the -0.5 is a shift to centre better the skulls
-      TLatex* tl = new TLatex(hMap->GetXaxis()->GetBinCenter(binCx) - 0.5, hMap->GetYaxis()->GetBinCenter(binCy), "N");
+      TLatex* tl = new TLatex(hMap->GetXaxis()->GetBinCenter(binCx), hMap->GetYaxis()->GetBinCenter(binCy), "N");
+      tl->SetTextAlign(22);
       tl->SetTextFont(142);
       tl->SetTextSize(0.08);
       hMap->GetListOfFunctions()->Add(tl);

Modules/MFT/src/QcMFTDigitCheck.cxx

@@ -351,8 +351,8 @@ void QcMFTDigitCheck::beautify(std::shared_ptr<MonitorObject> mo, Quality checkR
       auto* hMap = dynamic_cast<TH2F*>(mo->getObject());
       int binCx = hMap->GetXaxis()->FindBin(mX[mMaskedChips[i]]);
       int binCy = hMap->GetYaxis()->FindBin(mY[mMaskedChips[i]]);
-      // the -0.5 is a shift to centre better the skulls
-      TLatex* tl = new TLatex(hMap->GetXaxis()->GetBinCenter(binCx) - 0.5, hMap->GetYaxis()->GetBinCenter(binCy), "N");
+      TLatex* tl = new TLatex(hMap->GetXaxis()->GetBinCenter(binCx), hMap->GetYaxis()->GetBinCenter(binCy), "N");
+      tl->SetTextAlign(22);
       tl->SetTextFont(142);
       tl->SetTextSize(0.08);
       hMap->GetListOfFunctions()->Add(tl);