private static DatumReferenceValue ParseDatumReferenceValue(string s)
{
if (string.IsNullOrEmpty(s))
{
return(null);
}
StringBuilder value = new StringBuilder();
ToleranceMaterialCondition mat = ToleranceMaterialCondition.None;
CharEnumerator chars = s.GetEnumerator();
while (chars.MoveNext())
{
char token = chars.Current;
if (token == '{')
{
char symbol = Symbol(chars);
mat = ParseMaterialCondition(symbol);
}
else
{
value.Append(token);
}
}
DatumReferenceValue d = new DatumReferenceValue
{
Value = value.ToString(),
MaterialCondition = mat
};
return(d);
}
private static string DatumValueToString(DatumReferenceValue datum)
{
StringBuilder value = new StringBuilder();
value.Append("%%v");
if (datum != null)
{
value.Append(datum.Value);
switch (datum.MaterialCondition)
{
case ToleranceMaterialCondition.None:
break;
case ToleranceMaterialCondition.Maximum:
value.Append("{\\Fgdt;m}");
break;
case ToleranceMaterialCondition.Least:
value.Append("{\\Fgdt;l}");
break;
case ToleranceMaterialCondition.Regardless:
value.Append("{\\Fgdt;s}");
break;
}
}
return(value.ToString());
}
public ToleranceEntry()
{
this.geometricSymbol = ToleranceGeometricSymbol.None;
this.tolerance1 = null;
this.tolerance2 = null;
this.datum1 = null;
this.datum2 = null;
this.datum3 = null;
}
private static ToleranceEntry ParseToleranceEntry(string line)
{
string[] values = Regex.Split(line, "%%v");
ToleranceGeometricSymbol geom = ToleranceGeometricSymbol.None;
ToleranceValue t1 = null;
ToleranceValue t2 = null;
DatumReferenceValue d1 = null;
DatumReferenceValue d2 = null;
DatumReferenceValue d3 = null;
if (!string.IsNullOrEmpty(values[0]))
{
if (values[0].StartsWith("{"))
{
// geometric symbol
CharEnumerator chars = values[0].GetEnumerator();
char symbol = Symbol(chars);
geom = ParseGeometricSymbol(symbol);
}
}
for (int i = 1; i < values.Length; i++)
{
string value = values[i];
switch (i)
{
case 1:
t1 = ParseToleranceValue(value);
break;
case 2:
t2 = ParseToleranceValue(value);
break;
case 3:
d1 = ParseDatumReferenceValue(value);
break;
case 4:
d2 = ParseDatumReferenceValue(value);
break;
case 5:
d3 = ParseDatumReferenceValue(value);
break;
default:
throw new FormatException("The tolerance string representation is not well formatted");
}
}
ToleranceEntry t = new ToleranceEntry
{
GeometricSymbol = geom,
Tolerance1 = t1,
Tolerance2 = t2,
Datum1 = d1,
Datum2 = d2,
Datum3 = d3
};
return(t);
}