/// <summary>
/// Process a LAS line while in the context of Parameters Section
/// </summary>
/// <param name="line">Line to be processed</param>
/// <param name="errorMessage">Error message</param>
/// <returns>True if processing was OK</returns>
private bool processLineParameterSectionState(string line, ref string errorMessage)
{
if (IsNullOrWhiteSpace(line))
{
errorMessage = "Empty line.";
return(false);
}
else if (line[0] == '~')
{
return(processSectionInitialLetter(line[1], ref errorMessage));
}
else if (line[0] == '#') // Comment line
{
return(true);
}
else
{
LASField field = processLineInformationSection(line);
if (field.Mnemonic.Length == 0)
{
errorMessage = "LAS line mnemonic is empty.";
return(false);
}
else
{
_parameterInformation.Add(field);
}
return(true);
}
}
/// <summary>
/// Validates Curve Section
/// </summary>
/// <param name="errorMessage">Error message</param>
/// <returns>True if Curve Section is valid</returns>
private bool validateCurveSection(ref string errorMessage)
{
if (_curveInformation.Count == 0)
{
errorMessage = "Curve Section must not be empty.";
return(false);
}
LASField field = _curveInformation[0];
// Validates domain curve
if (!field.Mnemonic.Equals("DEPT") && !field.Mnemonic.Equals("DEPTH") &&
!field.Mnemonic.Equals("TIME"))
{
errorMessage = "First curve must be DEPT, DEPTH or TIME.";
return(false);
}
// Validates domain unit
switch (field.Mnemonic)
{
case "DEPT":
case "DEPTH":
switch (field.Unit)
{
case "M":
case "F":
case "FT":
break;
default:
errorMessage = "DEPT or DEPTH only accepts M, F or FT as unit.";
return(false);
}
break;
default: //TIME
// Checks if unit is empty or has : / \ - (meaning it is in a non-floating point convertible format)
if (IsNullOrWhiteSpace(field.Unit) || !field.Unit.FirstOrDefault(isInvalidDateChar).Equals('\0'))
{
errorMessage = "TIME unit must be convertible to a floating point representation of time.";
return(false);
}
break;
}
// Validates domain curve unit compared to START, STOP and STEP unit
if (!field.Unit.Equals(_domainUnit))
{
errorMessage = string.Format("Unit {0} is different from START, STOP and STEP unit {1}", field.Unit, _domainUnit);
return(false);
}
return(true);
}
