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#ifndef SC_UNITCONV_HXX
#define SC_UNITCONV_HXX

#include <boost/noncopyable.hpp>
#include <boost/ptr_container/ptr_map.hpp>

class ScUnitConverterData
{
    rtl::OUString maIndexString;
    double mfValue;
                            // not implemented
    ScUnitConverterData& operator=( const ScUnitConverterData& );

public:
    ScUnitConverterData( const rtl::OUString& rFromUnit,
        const rtl::OUString& rToUnit, double fValue = 1.0 );
    ScUnitConverterData( const ScUnitConverterData& );
    ~ScUnitConverterData();

    double GetValue() const;
    const rtl::OUString& GetIndexString() const;

    static rtl::OUString BuildIndexString(
        const rtl::OUString& rFromUnit, const rtl::OUString& rToUnit );
};


class ScUnitConverter : public boost::noncopyable
{
    typedef boost::ptr_map<rtl::OUString, ScUnitConverterData> MapType;
    MapType maData;

public:
    ScUnitConverter();
    ~ScUnitConverter();

    bool GetValue(
        double& fValue, const rtl::OUString& rFromUnit, const rtl::OUString& rToUnit ) const;
};


#endif

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