Added basic system for units - not yet hooked into the Parser items.

opm/parser/eclipse/Units/UnitSystem.hpp

@@ -0,0 +1,53 @@
+/*
+  Copyright 2013 Statoil ASA.
+
+  This file is part of the Open Porous Media project (OPM).
+
+  OPM 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.
+
+  OPM 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 for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with OPM.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef UNITSYSTEM_H
+#define UNITSYSTEM_H
+
+#include <string>
+#include <map>
+
+#include <opm/parser/eclipse/Units/Dimension.hpp>
+
+namespace Opm {
+
+    class UnitSystem {
+    public:
+        UnitSystem(const std::string& unitSystem);
+        const std::string& getName() const;
+
+        void addDimension(const std::string& dimension , double SI_factor);
+        const Dimension& getDimension(const std::string& dimension) const;
+        bool hasDimension(const std::string& dimension) const;
+        
+        Dimension parse(const std::string& dimension) const;
+
+        static UnitSystem * newMETRIC();
+        static UnitSystem * newFIELD();
+    private:
+        Dimension parseFactor(const std::string& dimension) const;
+
+        const std::string m_name;
+        std::map<std::string , Dimension> m_dimensions;
+    };
+}
+
+
+#endif
+