/// <summary>
/// Creates a single instance of this object.
/// </summary>
/// <returns></returns>
public static RomanNumeralsBase Instance()
{
lock (m_locker)
{
if (m_currentInstance == null)
{
m_currentInstance = new RomanNumeralsBase();
}
}
return(m_currentInstance);
}
/// <summary>
/// Converts the value of the specified RomanNumeral to System.Decimal
/// </summary>
/// <returns></returns>
public Decimal ToDecimal()
{
//filed to return after we populate it
Decimal result = 0;
RomanNumeralsBase romanBase = RomanNumeralsBase.Instance();
//We need to loop all base roman numerals
foreach (KeyValuePair <string, short> baseRomanNumeral in romanBase.Numerals)
{
//Each time the current Base Roman Numeral is found we need to act on it
while (m_romanNumeralValue.IndexOf(baseRomanNumeral.Key) == 0)
{
//Add current value
result += baseRomanNumeral.Value;
//Remove current value so we don't double count it.
m_romanNumeralValue = m_romanNumeralValue.Substring(baseRomanNumeral.Key.Length);
}
}
return(result);
}