static double doMaths(double dblOne, double dblTwo, MathsOperator enumOperator)
{
switch (enumOperator)
{
case MathsOperator.add:
return dblOne + dblTwo;
case MathsOperator.subtract:
return dblOne - dblTwo;
case MathsOperator.divide:
return dblOne / dblTwo;
case MathsOperator.multiply:
return dblOne * dblTwo;
default:
return 0;
}
}
/// <summary>Creates a new evaluatable that returns the result of the two given evaluatables with the given operator.</summary>
public NumberMathsOperation(Evaluatable <double> eval1, MathsOperator op, Evaluatable <double> eval2)
{
Operand1 = eval1; Operand2 = eval2; Operator = op;
}
/// <summary>Creates a new evaluatable that returns the result of the given evaluatable and given number with the given operator.</summary>
public NumberMathsOperation(Evaluatable <double> eval, MathsOperator op, double value)
{
Operand1 = eval; Operand2 = new NumberConstant(value); Operator = op;
}
/// <summary>Creates a new evaluatable that returns the result of the two given numbers with the given operator.</summary>
public NumberMathsOperation(double value1, MathsOperator op, double value2)
{
Operand1 = new NumberConstant(value1); Operand2 = new NumberConstant(value2); Operator = op;
}
