internal static DxfSectionTypeSettings FromBuffer(DxfCodePairBufferReader buffer)
{
if (buffer.Peek()?.Code == 0)
{
return(null);
}
var settings = new DxfSectionTypeSettings();
while (buffer.ItemsRemain)
{
var pair = buffer.Peek();
if (pair.Code == 0)
{
break;
}
switch (pair.Code)
{
case 1:
settings.DestinationFileName = pair.StringValue;
buffer.Advance();
break;
case 2:
Debug.Assert(pair.StringValue == "SectionGeometrySettings");
buffer.Advance();
for (var geometry = DxfSectionGeometrySettings.FromBuffer(buffer); geometry != null; geometry = DxfSectionGeometrySettings.FromBuffer(buffer))
{
settings.GeometrySettings.Add(geometry);
}
break;
case 3:
Debug.Assert(pair.StringValue == "SectionTypeSettingsEnd");
buffer.Advance();
break;
case 90:
settings.SectionType = pair.IntegerValue;
buffer.Advance();
break;
case 91:
settings.IsGenerationOption = pair.IntegerValue != 0;
buffer.Advance();
break;
case 92:
var sourceObjectsCount = pair.IntegerValue;
buffer.Advance();
break;
case 93:
var generationSettingsCount = pair.IntegerValue;
buffer.Advance();
break;
case 330:
settings.SourceObjectHandles.Add(DxfCommonConverters.UIntHandle(pair.StringValue));
buffer.Advance();
break;
case 331:
settings.DestinationObjectHandle = DxfCommonConverters.UIntHandle(pair.StringValue);
buffer.Advance();
break;
default:
return(settings);
}
}
return(settings);
}
internal static DxfSectionGeometrySettings FromBuffer(DxfCodePairBufferReader buffer)
{
var stillReading = true;
var settings = new DxfSectionGeometrySettings();
if (buffer.Peek()?.Code != 90)
{
// only code 90 can start one of these
return(null);
}
while (buffer.ItemsRemain && stillReading)
{
var pair = buffer.Peek();
switch (pair.Code)
{
case 1:
settings.PlotstyleName = pair.StringValue;
break;
case 2:
settings.HatchPatternName = pair.StringValue;
break;
case 3:
Debug.Assert(pair.StringValue == "SectionGeometrySettingsEnd");
stillReading = false;
break;
case 6:
settings.LinetypeName = pair.StringValue;
break;
case 8:
settings.LayerName = pair.StringValue;
break;
case 40:
settings.LinetypeScale = pair.DoubleValue;
break;
case 41:
settings.HatchAngle = pair.DoubleValue;
break;
case 42:
settings.HatchScale = pair.DoubleValue;
break;
case 43:
settings.HatchSpacing = pair.DoubleValue;
break;
case 63:
settings.Color = DxfColor.FromRawValue(pair.ShortValue);
break;
case 70:
settings.FaceTransparency = pair.ShortValue;
break;
case 71:
settings.EdgeTransparency = pair.ShortValue;
break;
case 72:
settings.HatchPatternType = pair.ShortValue;
break;
case 90:
settings.SectionType = pair.IntegerValue;
break;
case 91:
settings.GeometryCount = pair.IntegerValue;
break;
case 92:
settings.BitFlags = pair.IntegerValue;
break;
case 370:
settings.LineWeight = pair.ShortValue;
break;
default:
// unexpected end, return immediately without consuming the code pair
return(settings);
}
buffer.Advance();
}
return(settings);
}
