diff --git a/core/qa/CMakeLists.txt b/core/qa/CMakeLists.txt
index aaa8e0a0f284989c2117932e60dfa71399f30f8f..04d6c2b8ddaf39a615caba849bc4e2da2caee50b 100644
--- a/core/qa/CMakeLists.txt
+++ b/core/qa/CMakeLists.txt
@@ -22,12 +22,14 @@ set(SRCS
CbmQaCanvas.cxx
CbmQaPie.cxx
CbmQaHist.cxx
+CbmQaTable.cxx
)
set(HEADERS
CbmQaCanvas.h
CbmQaPie.h
CbmQaHist.h
+CbmQaTable.h
)
set(LINKDEF CbmQaBaseLinkDef.h)
diff --git a/core/qa/CbmQaBaseLinkDef.h b/core/qa/CbmQaBaseLinkDef.h
index c17d1514d6d3ddbe8c398fe87ec3518aa42bed11..9da99d54d53da5d318bd4784290f62e3f4367e51 100644
--- a/core/qa/CbmQaBaseLinkDef.h
+++ b/core/qa/CbmQaBaseLinkDef.h
@@ -22,5 +22,6 @@
#pragma link C++ class CbmQaHist < TH1I> + ;
#pragma link C++ class CbmQaHist < TProfile> + ;
#pragma link C++ class CbmQaHist < TProfile2D> + ;
+#pragma link C++ class CbmQaTable + ;
#endif
diff --git a/core/qa/CbmQaTable.cxx b/core/qa/CbmQaTable.cxx
new file mode 100644
index 0000000000000000000000000000000000000000..19d005d577869d81b2a88c27ea2b19e4c3d01c95
--- /dev/null
+++ b/core/qa/CbmQaTable.cxx
@@ -0,0 +1,169 @@
+/* Copyright (C) 2022 GSI Helmholtzzentrum fuer Schwerionenforschung, Darmstadt
+ SPDX-License-Identifier: GPL-3.0-only
+ Authors: Sergey Gorbunov, Sergei Zharko [committer] */
+
+/// \file CbmQaTable.cxx
+/// \brief Implementation of CbmQaTable class
+/// \author Sergei Zharko
+/// \data 24.03.2022
+///
+/// Provides a ROOT Class to handle a numeric table
+///
+
+#include "CbmQaTable.h"
+
+#include "TAxis.h"
+
+#include <iomanip>
+#include <iostream>
+#include <fstream>
+#include <sstream>
+
+// TODO: Insert class info, try __PRETTY_FUNCTION__ and inline function for its modification (S.Zharko)
+
+//------------------------------------------------------------------------------------------------------------------------
+//
+CbmQaTable::CbmQaTable(const char* name, const char* title, Int_t nRows, Int_t nCols)
+ : TH2D(name, title, nCols, 0., static_cast<Double_t>(nCols), nRows, 0., static_cast<Double_t>(nRows))
+ , fNcols(nCols)
+ , fNrows(nRows)
+{
+ //
+ // Setup default style of the table
+ TH2D::SetStats(kFALSE);
+ TH2D::SetOption("text");
+ TH2D::GetXaxis()->SetTickLength(0.);
+ TH2D::GetYaxis()->SetTickLength(0.);
+ TH2D::GetXaxis()->SetLabelFont(kDefaultFontStyle);
+ TH2D::GetYaxis()->SetLabelFont(kDefaultFontStyle);
+
+ // Define basic names of rows and columns
+ for (Int_t iRow = 1; iRow <= fNrows; ++iRow) {
+ TH2D::GetYaxis()->SetBinLabel(fNrows - iRow + 1, TString::Format("row %d", iRow).Data());
+ }
+ for (Int_t iCol = 1; iCol <= fNcols; ++iCol) {
+ TH2D::GetXaxis()->SetBinLabel(iCol, TString::Format("col %d", iCol).Data());
+ }
+}
+//
+//------------------------------------------------------------------------------------------------------------------------
+//
+CbmQaTable::~CbmQaTable()
+{
+
+}
+//
+//------------------------------------------------------------------------------------------------------------------------
+//
+Double_t CbmQaTable::GetCell(Int_t iRow, Int_t iCol) const
+{
+ return TH2D::GetBinContent(iCol + 1, fNrows - iRow);
+}
+//
+//------------------------------------------------------------------------------------------------------------------------
+//
+Double_t CbmQaTable::GetCellError(Int_t iRow, Int_t iCol) const
+{
+ return TH2D::GetBinError(iCol + 1, fNrows - iRow);
+}
+//
+//------------------------------------------------------------------------------------------------------------------------
+//
+void CbmQaTable::SetCell(Int_t iRow, Int_t iCol, Double_t content, Double_t error)
+{
+ TH2D::SetBinContent(iCol + 1, fNrows - iRow, content);
+ TH2D::SetBinError(iCol + 1, fNrows - iRow, error);
+}
+//
+//------------------------------------------------------------------------------------------------------------
+//
+void CbmQaTable::SetNamesOfCols(const std::vector<std::string>& names)
+{
+ Int_t nEntries = (fNcols > static_cast<Int_t>(names.size())) ? static_cast<Int_t>(names.size()) : fNcols;
+ // TODO: Possibly, we need a restriction on the names size (S.Zharko)
+ for (Int_t iCol = 1; iCol <= nEntries; ++iCol) {
+ TH2D::GetXaxis()->SetBinLabel(iCol, names[iCol - 1].c_str());
+ }
+}
+//
+//------------------------------------------------------------------------------------------------------------------------
+//
+void CbmQaTable::SetNamesOfRows(const std::vector<std::string>& names)
+{
+ Int_t nEntries = (fNrows > static_cast<Int_t>(names.size())) ? static_cast<Int_t>(names.size()) : fNrows;
+ // TODO: Possibly, we need a restriction on the names size (S.Zharko)
+ for (Int_t iRow = 1; iRow <= nEntries; ++iRow) {
+ TH2D::GetYaxis()->SetBinLabel(fNrows - iRow + 1, names[iRow - 1].c_str());
+ }
+}
+//
+//------------------------------------------------------------------------------------------------------------------------
+//
+std::string CbmQaTable::ToString() const
+{
+ std::stringstream aStream;
+ aStream << (*this);
+ return aStream.str();
+}
+//
+//------------------------------------------------------------------------------------------------------------------------
+//
+void CbmQaTable::ToTextFile(const std::string& fileName, std::ios_base::openmode mode) const
+{
+ std::ofstream fileOut(fileName, mode);
+ fileOut << (*this);
+ fileOut.close();
+}
+//
+//------------------------------------------------------------------------------------------------------------------------
+//
+void CbmQaTable::SetTextSize(Float_t size)
+{
+ TH2D::SetMarkerSize(size / kDefaultTextSize);
+ TH2D::GetXaxis()->SetLabelSize(size);
+ TH2D::GetYaxis()->SetLabelSize(size);
+}
+
+//
+//------------------------------------------------------------------------------------------------------------------------
+//
+std::ostream& operator<<(std::ostream& out, const CbmQaTable& aTable)
+{
+ out.setf(std::ios::fixed);
+ out.setf(std::ios::showpoint);
+ out.precision(3);
+ out.setf(std::ios::left);
+ // Print column titles
+ out << std::setw(CbmQaTable::kRowTitlesSetwPar) << std::setfill(' ') << ' ' << ' '; // top-left cell, always
+ for (Int_t iCol = 1; iCol <= aTable.fNcols; ++iCol) {
+ std::string entry = std::string(aTable.GetXaxis()->GetBinLabel(iCol));
+ if (static_cast<Int_t>(entry.size()) > CbmQaTable::kDefaultSetwPar) {
+ entry = entry.substr(0, CbmQaTable::kDefaultSetwPar - 3) + "...";
+ }
+ out << std::setw(CbmQaTable::kDefaultSetwPar) << std::setfill(' ') << entry << ' ';
+ }
+ out << '\n';
+
+ for (Int_t iRow = 0; iRow < aTable.fNrows; ++iRow) {
+ // Print row title
+ std::string entry = std::string(aTable.GetYaxis()->GetBinLabel(aTable.fNrows - iRow));
+ if (static_cast<Int_t>(entry.size()) > CbmQaTable::kRowTitlesSetwPar) {
+ entry = entry.substr(0, CbmQaTable::kDefaultSetwPar - 3) + "...";
+ }
+ out << std::setw(CbmQaTable::kRowTitlesSetwPar) << std::setfill(' ') << entry << ' ';
+
+ for (Int_t iCol = 0; iCol < aTable.fNcols; ++iCol) {
+ out << std::setw(CbmQaTable::kDefaultSetwPar) << std::setfill(' ') << aTable.GetCell(iRow, iCol) << ' ';
+ }
+ out << '\n';
+ }
+ return out;
+}
+//
+//------------------------------------------------------------------------------------------------------------------------
+//
+
+
+
+
+
diff --git a/core/qa/CbmQaTable.h b/core/qa/CbmQaTable.h
new file mode 100644
index 0000000000000000000000000000000000000000..218191655f545b322ed21e0bb64812ced0673a48
--- /dev/null
+++ b/core/qa/CbmQaTable.h
@@ -0,0 +1,90 @@
+/* Copyright (C) 2022 GSI Helmholtzzentrum fuer Schwerionenforschung, Darmstadt
+ SPDX-License-Identifier: GPL-3.0-only
+ Authors: Sergey Gorbunov, Sergei Zharko [committer] */
+
+/// \file CbmQaTable.h
+/// \brief Definition of CbmQaTable class
+/// \author Sergei Zharko
+/// \data 24.03.2022
+///
+/// Provides a ROOT Class to handle a numeric table
+///
+
+#ifndef CbmQaTable_h
+#define CbmQaTable_h 1
+#include "TROOT.h"
+#include "TH2D.h"
+
+#include <fstream>
+#include <string>
+
+// TODO: We need a method, which sets and gets cell values! (S.Zharko)
+
+class CbmQaTable: public TH2D {
+public:
+ //
+ // CONSTRUCTORS AND DESTRUCTORS
+ //
+ /// Default constructor
+ CbmQaTable(): TH2D() {}
+ /// Constructor from number of rows and columns
+ CbmQaTable(const char* name, const char* title, Int_t nRows, Int_t nCols);
+ /// Destructor
+ virtual ~CbmQaTable();
+
+ /// Dumps table content into a string
+ std::string ToString() const;
+ /// Dumps table content into a text file. File open mode is also controllable, for example, use
+ /// mode = std::ios_base::app to append the table into an existing file
+ void ToTextFile(const std::string& fileName, std::ios_base::openmode mode = std::ios_base::out) const;
+
+ //
+ // GETTERS
+ //
+ /// Gets cell content. Please mind, that the signature and result of this function is different to TH2D::GetBinContent
+ Double_t GetCell(Int_t iRow, Int_t iCol) const;
+ /// Gets cell error. Please mind, that the signature and result of this function is different to TH2D::GetBinError
+ Double_t GetCellError(Int_t iRow, Int_t iCol) const;
+ /// Sets number of rows
+ Int_t GetNrows() const { return fNrows; }
+ /// Sets number of columns
+ Int_t GetNcols() const { return fNcols; }
+ /// Sets cell content and error. Please mind, that the signature and result of this function
+ /// is different to TH2D::SetBinContent and TH2D::SetBinError
+ void SetCell(Int_t iRow, Int_t iCol, Double_t content, Double_t error = 0.);
+ /// Sets the names of table columns
+ void SetNamesOfCols(const std::vector<std::string>& names);
+ /// Sets the names of table rows
+ void SetNamesOfRows(const std::vector<std::string>& names);
+ /// Sets size of the text
+ void SetTextSize(Float_t size = 0.03);
+
+
+ /// Dumps table content into a stream
+ friend std::ostream& operator<<(std::ostream& out, const CbmQaTable& aTable);
+
+private:
+ // Forbid methods for direct access to the bins
+ using TH2D::GetBinContent;
+ using TH2D::GetBinError;
+ using TH2D::SetBinContent;
+ using TH2D::SetBinError;
+
+
+ // Structural fields
+ Int_t fNcols {0}; ///< number of columns in a table
+ Int_t fNrows {0}; ///< number of rows in a table
+
+ // Some hard-coded constants
+ static constexpr Float_t kDefaultTextSize {0.03}; ///< default size of text
+ static constexpr Style_t kDefaultFontStyle {62}; ///< default text style
+
+ static constexpr Int_t kDefaultSetwPar {12}; ///< default size of entry in std::setw() for columns
+ static constexpr Int_t kRowTitlesSetwPar {30}; ///< size of entry in std::setw() for row titles
+ static constexpr Int_t kValuesPrecision {3}; ///< precision of output parameters
+ // TODO: Apply this precision and other options to graphical verion of the table
+
+ ClassDef(CbmQaTable, 1);
+};
+
+#endif // CbmQaTable_h