public void CalculatorButtonClicked(object keyData)
{
CalculatorKeyData calculatorKeyData = (CalculatorKeyData)keyData;
var value = calculatorKeyData.KeyName;
if (operationStringArr.Any(x => ResultString.EndsWith(x) && ResultString.EndsWith(value)))
{
return;
}
if (value == "C")
{
ResultString = "0";
return;
}
if (ResultString == "0" || ResultString == "E")
{
ResultString = "";
}
//restricts the calculator input to max of 15 character length
if (ResultString.Length >= 15 && !operationStringArr.Any(x => ResultString.Contains(x)))
{
return;
}
else if (ResultString.Length >= 15 && value != "=")
{
return;
}
ResultString += Convert.ToString(value);
if (value == "=")
{
try{
ResultString = new DataTable().Compute(ResultString.TrimEnd('='), null).ToString();
}
catch (Exception ex) {
//returns error to user if any operation in the screen results in and error during parsing and computation
ResultString = "E";
}
}
}
public void SaveResult(byte ReadByte)
{
ResultByte.Add(ReadByte);
if (RawCmdKey.Contains(CmdKey))
{
if (ReadByte <= 0x7f)
{
AsciiCount++;
}
else
{
AsciiCount = 0;
}
if (ReadByte == '\n' && AsciiCount >= 3 && AsciiCount == ResultByte.Count)
{
ResultStringList.Add(ResultString.Replace("\r", ""));
Log.shell(ResultString.Replace("\r", ""));
ResultByte.Clear();
AsciiCount = 0;
}
else if (ResultString.EndsWith("TS->") && ResultByte.Count > 4)
{
ResultByteList.Add(ResultByte.Take(ResultByte.Count - 4).ToArray());
ResultStringList.Add("RawData Saved\n");
ResultByte.RemoveRange(0, ResultByte.Count - 4);
Log.shell(ResultStringList.Last());
AsciiCount = 0;
}
}
else if (ReadByte == '\n')
{
ResultStringList.Add(ResultString);
Log.shell(ResultString.Replace("\r", ""));
ResultByte.Clear();
}
ReadTime = DateTime.Now;
}