#5829 Add reader for ROFF files to extract category names and values from file

ApplicationCode/FileInterface/RifRoffReader.h

@@ -0,0 +1,58 @@
+/////////////////////////////////////////////////////////////////////////////////
+//
+//  Copyright (C) 2020 Equinor ASA
+//
+//  ResInsight is free software: you can redistribute it and/or modify
+//  it under the terms of the GNU General Public License as published by
+//  the Free Software Foundation, either version 3 of the License, or
+//  (at your option) any later version.
+//
+//  ResInsight is distributed in the hope that it will be useful, but WITHOUT ANY
+//  WARRANTY; without even the implied warranty of MERCHANTABILITY or
+//  FITNESS FOR A PARTICULAR PURPOSE.
+//
+//  See the GNU General Public License at <http://www.gnu.org/licenses/gpl.html>
+//  for more details.
+//
+/////////////////////////////////////////////////////////////////////////////////
+
+#pragma once
+
+#include <exception>
+#include <map>
+#include <string>
+
+#include <QString>
+
+//==================================================================================================
+///
+//==================================================================================================
+class RifRoffReaderException : public std::exception
+{
+public:
+    RifRoffReaderException( const std::string& message )
+        : message( message )
+    {
+    }
+
+    std::string message;
+};
+
+//==================================================================================================
+///
+//==================================================================================================
+class RifRoffReader
+{
+public:
+    // Throws RifRoffReaderException on error
+    static void readCodeNames( const QString& filename, std::map<int, QString>& codeNames );
+
+private:
+    static bool isCorrectHeader( const QString& line );
+    static bool isCodeNamesDefinition( const QString& line );
+    static bool isCodeValuesDefinition( const QString& line );
+
+    static int extractNumberAfterString( const QString& line, const QString& prefix );
+    static int extractCodeNamesCount( const QString& line );
+    static int extractCodeValuesCount( const QString& line );
+};