public IOperand Power(IOperand rhs)
{
if (!(rhs is DoubleOperand))
{
throw new RPN_Exception("Argument invalid in DoubleOperand.Power : rhs");
}
DoubleOperand oprResult = new DoubleOperand("Result", Type.GetType("System.Double"));
oprResult.Value = Math.Pow((Double)this.Value, (Double)((Operand)rhs).Value);
return(oprResult);
}
public IOperand Modulo(IOperand rhs)
{
if (!(rhs is DoubleOperand))
{
throw new RPN_Exception("Argument invalid in DoubleOperand.Modulo : rhs");
}
DoubleOperand oprResult = new DoubleOperand("Result", Type.GetType("System.Double"));
oprResult.Value = (Double)this.Value % (Double)((Operand)rhs).Value;
return(oprResult);
}
/// <summary>
/// Factory method to create corresponding Operands.
/// Extended this method to create newer datatypes.
/// </summary>
/// <param name="szVarName"></param>
/// <param name="varType"></param>
/// <param name="varValue"></param>
/// <returns></returns>
static public Operand CreateOperand(string szVarName, Type varType, object varValue)
{
Operand oprResult = null;
switch (varType.ToString())
{
case "System.Int32":
case "System.Int64":
oprResult = new LongOperand(szVarName, varValue);
return(oprResult);
case "System.Double":
oprResult = new DoubleOperand(szVarName, varValue);
return(oprResult);
//case System.Decimal:
//case System.Single:
// oprResult = new DecimalOperand( szVarName, varValue );
// return oprResult;
// break;
}
throw new RPN_Exception("Unhandled type : " + varType.ToString());
}