/// <summary>
/// 计算
/// </summary>
/// <param name="ope">运算符</param>
/// <param name="numList">参数列表</param>
public static CalNum Calculate(CalOpe ope, List<CalNum> numList)
{
CalNum result = null;
try
{
switch (ope.tag)
{
//下面是运算符
case "+":
result = Cal_Plus(numList);
break;
case "-":
result = Cal_Minus(numList);
break;
case "*":
result = Cal_Multiply(numList);
break;
case "/":
result = Cal_Divide(numList);
break;
case "Mod":
case "mod":
result = Cal_Mod(numList);
break;
case "^":
result = Cal_Pow(numList);
break;
case "Exp":
case "exp":
result = Cal_Exp(numList);
break;
case "ln":
result = Cal_Ln(numList);
break;
case "log":
result = Cal_Log(numList);
break;
case "sqrt":
result = Cal_Sqrt(numList);
break;
case "sin":
result = Cal_Sin(numList);
break;
case "cos":
result = Cal_Cos(numList);
break;
case "tan":
result = Cal_Tan(numList);
break;
case "asin":
result = Cal_Asin(numList);
break;
case "acos":
result = Cal_Acos(numList);
break;
case "atan":
result = Cal_Atan(numList);
break;
case "sinh":
result = Cal_Sinh(numList);
break;
case "cosh":
result = Cal_Cosh(numList);
break;
case "tanh":
result = Cal_Tanh(numList);
break;
case "nCr": //组合
case "ncr":
result = Cal_nCr(numList);
break;
case "nAr": //排列
case "nar":
result = Cal_nAr(numList);
break;
case "!":
result = Cal_Fac(numList);
break;
case "%":
result = Cal_Per(numList);
break;
case "度":
result = Cal_Du(numList);
break;
case "toDegree":
result = Cal_Degree(numList);
break;
case "BIN": //二进制
result = Cal_B(numList);
break;
case "OCT": //八进制
result = Cal_O(numList);
break;
case "HEX": //十六进制
result = Cal_H(numList);
break;
case "toB": //二进制
result = Cal_ToB(numList);
break;
case "toO": //八进制
result = Cal_ToO(numList);
break;
case "toH": //十六进制
result = Cal_ToH(numList);
break;
//下面是常数
case "PI":
case "pi":
result = new CalNum(Math.PI);
break;
case "e":
result = new CalNum(Math.E);
break;
case "rnd":
Random rnd = new Random();
result = new CalNum(rnd.NextDouble());
break;
//下面是函数
case "avg":
result = average(numList);
break;
case "sum":
result = sum(numList);
break;
case "conv":
result = UnitConversion(numList);
break;
case "s":
result = SwatchStandardVariance(numList);
break;
case "dms":
result = dms(numList);
break;
//下面是逻辑运算
case "and":
case "And":
result = and(numList);
break;
case "or":
case "Or":
result = or(numList);
break;
case "xor":
case "Xor":
result = xor(numList);
break;
case "not":
case "Not":
result = not(numList);
break;
//下面是位移运算符
case ">>":
case "Rsh":
result = Rsh(numList);
break;
case "<<":
case "Lsh":
result = Lsh(numList);
break;
//其他运算符
case "sgn":
case "Sgn":
case "Sign":
case "sign":
result = sgn(numList);
break;
case "int":
case "Int":
result = Int(numList);
break;
case "Abs":
case "abs":
result = abs(numList);
break;
case "Rnd":
result = Rnd(numList);
break;
//分段函数
case "subfuns":
MakeException("该函数不能这样使用");
break;
//变量或用户自定义函数
default:
result = GetVariableOrCustomFunResultValue(ope.tag, numList);
break;
}
}
catch (Exception ex)
{
throw (new Exception("在'" + ope.tag + "'附近可能存在错误：" + ex.Message));
}
if (result == null)
{
throw (new Exception("在'" + ope.tag + "'附近可能存在错误"));
}
if (result.stringValue == "非数字")
{
throw (new Exception("'" + ope.tag + "'运算的计算结果非数字"));
}
return result;
}
/// <summary>
/// 构造函数
/// </summary>
public CalVal(CalOpe ope)
{
this.ope = ope;
this.type = ValType.Operator;
this.level = ope.level;
}
/// <summary>
/// 插入一个运算因子
/// </summary>
private void Insert(CalOpe ope, int pos)
{
this.valList.Insert(pos, new CalVal(ope));
}
