static public object DoubleStrToNum(string str, int baseMark)
{
object value = null;
try
{
switch (baseMark)
{
case 10:
{
value = Double.Parse(str, NumberStyles.AllowDecimalPoint | NumberStyles.AllowLeadingSign | NumberStyles.AllowLeadingWhite);
break;
}
case 16:
{
string tmpStr = "";
Int64 tmp = (Int64)CommonTool.StrToNum(TypeCode.Int64, str, 16);
if ((tmp & (Int64)(((Int64)1) << 63)) != 0)
{
tmpStr = Convert.ToString(tmp, 2);
}
else
{
tmp = tmp | (Int64)(((Int64)1) << 63);
tmpStr = Convert.ToString(tmp, 2);
tmpStr = '0' + tmpStr.Substring(1);
}
tmpStr = tmpStr + new string('0', 64 - tmpStr.Length);
string str1 = tmpStr.Substring(0, 1);
string str2 = tmpStr.Substring(1, 16);
string str3 = tmpStr.Substring(17);
UInt16 num1 = (UInt16)CommonTool.StrToNum(TypeCode.UInt16, str2, 2);
int num2 = Convert.ToInt32(num1);
if (num2 > (32767 + 23))
{
return(Double.MaxValue);
}
else if (num1 < 32767)
{
double dtmp = 0;
for (int i = 0; i < str3.Length; i++)
{
if (str3[i] == '1')
{
dtmp += (double)1 / (double)(Math.Pow(2, (i + 1)));
}
}
double result = dtmp;
if (str1 == "1")
{
return(0 - result);
}
else
{
return(result);
}
}
else
{
string stra1 = str3.Substring(0, num1 - 32767);
string stra2 = str3.Substring(num1 - 32767);
object left = CommonTool.StrToNum(TypeCode.UInt64, stra1, 2);
double dtmp = 0;
for (int i = 0; i < stra2.Length; i++)
{
if (stra2[i] == '1')
{
dtmp += (double)1 / (double)(Math.Pow(2, (i + 1)));
}
}
double result = Convert.ToDouble(left) + dtmp;
if (str1 == "1")
{
return(0 - result);
}
else
{
return(result);
}
}
}
}
}
catch (System.Exception)
{
value = null;
}
return(value);
}
static public string DoubleNumToStr(double value, string baseMark, bool ifAlignment)
{
switch (baseMark)
{
case "D":
{
return(value.ToString());
}
case "X":
{
double tmp = 0;
if (value < 0)
{
tmp = 0 - value;
}
else
{
tmp = value;
}
string tmpStr = tmp.ToString();
string[] str = tmpStr.Split(new char[1] {
'.'
}, StringSplitOptions.RemoveEmptyEntries);
Int64 tmpint = (Int64)CommonTool.StrToNum(TypeCode.Int64, str[0], 10);
string leftStr = Convert.ToString(tmpint, 2);
string rightStr = "";
if (str.Length > 1)
{
double orginal = Convert.ToDouble(tmp);
double intPart = Convert.ToDouble(tmpint);
double floatPart = orginal - intPart;
while (true)
{
if (leftStr.Length + rightStr.Length >= 47)
{
break;
}
floatPart = floatPart * 2;
if (floatPart > (double)1)
{
floatPart = floatPart - (double)1;
rightStr += "1";
}
else
{
rightStr += "0";
}
}
}
string middle = "";
if (leftStr == "0")
{
leftStr = "";
middle += "0111111111111111";
}
else
{
middle = Convert.ToString(leftStr.Length + 32767, 2);
middle = middle + new string('0', 16 - middle.Length);
}
string headerStr = (value > (double)0) ? "0" : "1";
string tmpStrNew = leftStr + rightStr;
if (tmpStrNew.Length < 47)
{
tmpStrNew = tmpStrNew + new string('0', 47 - tmpStrNew.Length);
}
string result = headerStr + middle + tmpStrNew;
Int64 resultInt = Convert.ToInt64(result, 2);
result = CommonTool.NumToStr(TypeCode.Int64, resultInt, "X", true);
return(result);
}
}
return("0000000000000000");
}
static public object FloatStrToNum(string str, int baseMark)
{
object value = null;
try
{
switch (baseMark)
{
case 10:
{
value = Single.Parse(str, NumberStyles.AllowDecimalPoint | NumberStyles.AllowLeadingSign | NumberStyles.AllowLeadingWhite);
break;
}
case 16:
{
string tmpStr = "";
Int32 tmp = (Int32)CommonTool.StrToNum(TypeCode.Int32, str, 16);
if ((tmp & (1 << 31)) != 0)
{
tmpStr = Convert.ToString(tmp, 2);
}
else
{
tmp = tmp | (1 << 31);
tmpStr = Convert.ToString(tmp, 2);
tmpStr = '0' + tmpStr.Substring(1);
}
tmpStr = tmpStr + new string('0', 32 - tmpStr.Length);
string str1 = tmpStr.Substring(0, 1);
string str2 = tmpStr.Substring(1, 8);
string str3 = tmpStr.Substring(9);
byte num1 = (byte)CommonTool.StrToNum(TypeCode.Byte, str2, 2);
int num2 = Convert.ToInt32(num1);
if (num2 > (127 + 23))
{
return(float.MaxValue);
}
else if (num1 < 127)
{
double dtmp = 0;
for (int i = 0; i < str3.Length; i++)
{
if (str3[i] == '1')
{
dtmp += (double)1 / (double)(Math.Pow(2, (i + 1)));
}
}
float result = Convert.ToSingle(dtmp);
if (str1 == "1")
{
return(0 - result);
}
else
{
return(result);
}
}
else
{
string stra1 = str3.Substring(0, num1 - 127);
string stra2 = str3.Substring(num1 - 127);
object left = CommonTool.StrToNum(TypeCode.UInt32, stra1, 2);
double dtmp = 0;
for (int i = 0; i < stra2.Length; i++)
{
if (stra2[i] == '1')
{
dtmp += (double)1 / (double)(Math.Pow(2, (i + 1)));
}
}
float result = Convert.ToSingle(left) + Convert.ToSingle(dtmp);
if (str1 == "1")
{
return(0 - result);
}
else
{
return(result);
}
}
}
}
}
catch (System.Exception)
{
value = null;
}
return(value);
}
