internal void AddValuePairs(List <DxfCodePair> pairs)
{
pairs.Add(new DxfCodePair(49, DashDotSpaceLength));
pairs.Add(new DxfCodePair(74, (short)ComplexFlags));
if (ComplexFlags != 0)
{
var value = IsEmbeddedElementAString ? 0 : ShapeNumber;
pairs.Add(new DxfCodePair(75, (short)value));
if (StylePointer.Handle != 0u)
{
pairs.Add(new DxfCodePair(340, DxfCommonConverters.UIntHandle(StylePointer.Handle)));
}
}
pairs.AddRange(ScaleValues.Select(s => new DxfCodePair(46, s)));
if (IsEmbeddedElementAShape || IsEmbeddedElementAString)
{
pairs.Add(new DxfCodePair(50, RotationAngle));
}
foreach (var offset in Offsets)
{
pairs.Add(new DxfCodePair(44, offset.X));
pairs.Add(new DxfCodePair(45, offset.Y));
}
if (IsEmbeddedElementAString)
{
pairs.Add(new DxfCodePair(9, TextString));
}
}
internal static DxfXDataItem FromBuffer(DxfCodePairBufferReader buffer)
{
var pair = buffer.Peek();
buffer.Advance();
switch ((DxfXDataType)pair.Code)
{
case DxfXDataType.String:
return(new DxfXDataString(pair.StringValue));
case DxfXDataType.ControlString:
return(DxfXDataItemList.ListFromBuffer(buffer));
case DxfXDataType.Layer:
return(new DxfXDataLayerName(pair.StringValue));
case DxfXDataType.BinaryData:
return(new DxfXDataBinaryData(DxfCommonConverters.HexBytes(pair.StringValue)));
case DxfXDataType.Handle:
return(new DxfXDataHandle(DxfCommonConverters.UIntHandle(pair.StringValue)));
case DxfXDataType.RealTriple:
return(new DxfXData3Reals(ReadPoint(pair, buffer, pair.Code)));
case DxfXDataType.WorldSpacePosition:
return(new DxfXDataWorldSpacePosition(ReadPoint(pair, buffer, pair.Code)));
case DxfXDataType.WorldSpaceDisplacement:
return(new DxfXDataWorldSpaceDisplacement(ReadPoint(pair, buffer, pair.Code)));
case DxfXDataType.WorldDirection:
return(new DxfXDataWorldDirection(ReadPoint(pair, buffer, pair.Code)));
case DxfXDataType.Real:
return(new DxfXDataReal(pair.DoubleValue));
case DxfXDataType.Distance:
return(new DxfXDataDistance(pair.DoubleValue));
case DxfXDataType.ScaleFactor:
return(new DxfXDataScaleFactor(pair.DoubleValue));
case DxfXDataType.Integer:
return(new DxfXDataInteger(pair.ShortValue));
case DxfXDataType.Long:
return(new DxfXDataLong(pair.IntegerValue));
default:
return(null); // unexpected XDATA code pair
}
}
internal void TrySetPair(DxfCodePair pair)
{
switch (pair.Code)
{
case 2:
Name = pair.StringValue;
break;
case 5:
Handle = DxfCommonConverters.UIntHandle(pair.StringValue);
break;
case 330:
OwnerHandle = DxfCommonConverters.UIntHandle(pair.StringValue);
break;
}
}
private static void SetOwnerPair(IDxfCodePairOrGroup codePairOrGroup, IDxfItemInternal owner)
{
if (codePairOrGroup.IsCodePair)
{
var pair = (DxfCodePair)codePairOrGroup;
if (pair.Code == 330)
{
pair.Value = DxfCommonConverters.UIntHandle(owner.Handle);
}
}
else
{
foreach (var item in ((DxfCodePairGroup)codePairOrGroup).Items)
{
SetOwnerPair(item, owner);
}
}
}
internal void AddCommonValuePairs(List <DxfCodePair> pairs, DxfAcadVersion version, bool outputHandles)
{
pairs.Add(new DxfCodePair(0, DxfTable.TableTypeToName(TableType)));
if (outputHandles)
{
int code = TableType == DxfTableType.DimStyle ? 105 : 5;
pairs.Add(new DxfCodePair(code, DxfCommonConverters.UIntHandle(Handle)));
}
foreach (var group in ExtensionDataGroups)
{
group.AddValuePairs(pairs, version, outputHandles);
}
if (version >= DxfAcadVersion.R2000)
{
pairs.Add(new DxfCodePair(330, DxfCommonConverters.UIntHandle(OwnerHandle)));
}
pairs.Add(new DxfCodePair(100, "AcDbSymbolTableRecord"));
}
internal void AddValuePairs(List <DxfCodePair> pairs, DxfAcadVersion version, bool outputHandles)
{
var code = (int)Type;
switch (this)
{
case DxfXDataString s:
pairs.Add(new DxfCodePair(code, s.Value));
break;
case DxfXDataItemList l:
AddListValuePairs(l.Items, pairs, version, outputHandles);
break;
case DxfXDataNamedList n:
pairs.Add(new DxfCodePair(code, n.Name));
AddListValuePairs(n.Items, pairs, version, outputHandles);
break;
case DxfXDataLayerName l:
pairs.Add(new DxfCodePair(code, l.Value));
break;
case DxfXDataBinaryData b:
pairs.Add(new DxfCodePair(code, DxfCommonConverters.HexBytes(b.Value)));
break;
case DxfXDataHandle h:
pairs.Add(new DxfCodePair(code, DxfCommonConverters.UIntHandle(h.Value)));
break;
case DxfXData3Reals r:
pairs.Add(new DxfCodePair(code, r.Value.X));
pairs.Add(new DxfCodePair(code + 10, r.Value.Y));
pairs.Add(new DxfCodePair(code + 20, r.Value.Z));
break;
case DxfXDataWorldSpacePosition w:
pairs.Add(new DxfCodePair(code, w.Value.X));
pairs.Add(new DxfCodePair(code + 10, w.Value.Y));
pairs.Add(new DxfCodePair(code + 20, w.Value.Z));
break;
case DxfXDataWorldSpaceDisplacement w:
pairs.Add(new DxfCodePair(code, w.Value.X));
pairs.Add(new DxfCodePair(code + 10, w.Value.Y));
pairs.Add(new DxfCodePair(code + 20, w.Value.Z));
break;
case DxfXDataWorldDirection w:
pairs.Add(new DxfCodePair(code, w.Value.X));
pairs.Add(new DxfCodePair(code + 10, w.Value.Y));
pairs.Add(new DxfCodePair(code + 20, w.Value.Z));
break;
case DxfXDataReal r:
pairs.Add(new DxfCodePair(code, r.Value));
break;
case DxfXDataDistance d:
pairs.Add(new DxfCodePair(code, d.Value));
break;
case DxfXDataScaleFactor s:
pairs.Add(new DxfCodePair(code, s.Value));
break;
case DxfXDataInteger i:
pairs.Add(new DxfCodePair(code, i.Value));
break;
case DxfXDataLong l:
pairs.Add(new DxfCodePair(code, l.Value));
break;
default:
throw new InvalidOperationException("Unexpected XDATA item " + Type);
}
}
protected static string UIntHandle(uint u)
{
return(DxfCommonConverters.UIntHandle(u));
}
protected static uint UIntHandle(string s)
{
return(DxfCommonConverters.UIntHandle(s));
}
private static string UIntHandle(uint u)
{
return(DxfCommonConverters.UIntHandle(u));
}
private static uint UIntHandle(string s)
{
return(DxfCommonConverters.UIntHandle(s));
}
internal void AddValuePairs(List <DxfCodePair> pairs, DxfAcadVersion version, bool outputHandles)
{
var code = (int)Type;
switch (Type)
{
case DxfXDataType.String:
pairs.Add(new DxfCodePair(code, ((DxfXDataString)this).Value));
break;
case DxfXDataType.ControlString:
pairs.Add(new DxfCodePair(code, "{"));
foreach (var subItem in ((DxfXDataControlGroup)this).Items)
{
subItem.AddValuePairs(pairs, version, outputHandles);
}
pairs.Add(new DxfCodePair(code, "}"));
break;
case DxfXDataType.Layer:
pairs.Add(new DxfCodePair(code, ((DxfXDataLayerName)this).Value));
break;
case DxfXDataType.BinaryData:
pairs.Add(new DxfCodePair(code, DxfCommonConverters.HexBytes(((DxfXDataBinaryData)this).Value)));
break;
case DxfXDataType.Handle:
pairs.Add(new DxfCodePair(code, DxfCommonConverters.UIntHandle(((DxfXDataHandle)this).Value)));
break;
case DxfXDataType.RealTriple:
{
var point = ((DxfXData3Reals)this).Value;
pairs.Add(new DxfCodePair(code, point.X));
pairs.Add(new DxfCodePair(code + 10, point.Y));
pairs.Add(new DxfCodePair(code + 20, point.Z));
break;
}
case DxfXDataType.WorldSpacePosition:
{
var point = ((DxfXDataWorldSpacePosition)this).Value;
pairs.Add(new DxfCodePair(code, point.X));
pairs.Add(new DxfCodePair(code + 10, point.Y));
pairs.Add(new DxfCodePair(code + 20, point.Z));
break;
}
case DxfXDataType.WorldSpaceDisplacement:
{
var point = ((DxfXDataWorldSpaceDisplacement)this).Value;
pairs.Add(new DxfCodePair(code, point.X));
pairs.Add(new DxfCodePair(code + 10, point.Y));
pairs.Add(new DxfCodePair(code + 20, point.Z));
break;
}
case DxfXDataType.WorldDirection:
{
var point = ((DxfXDataWorldDirection)this).Value;
pairs.Add(new DxfCodePair(code, point.X));
pairs.Add(new DxfCodePair(code + 10, point.Y));
pairs.Add(new DxfCodePair(code + 20, point.Z));
break;
}
case DxfXDataType.Real:
pairs.Add(new DxfCodePair(code, ((DxfXDataReal)this).Value));
break;
case DxfXDataType.Distance:
pairs.Add(new DxfCodePair(code, ((DxfXDataDistance)this).Value));
break;
case DxfXDataType.ScaleFactor:
pairs.Add(new DxfCodePair(code, ((DxfXDataScaleFactor)this).Value));
break;
case DxfXDataType.Integer:
pairs.Add(new DxfCodePair(code, ((DxfXDataInteger)this).Value));
break;
case DxfXDataType.Long:
pairs.Add(new DxfCodePair(code, ((DxfXDataLong)this).Value));
break;
default:
throw new InvalidOperationException("Unexpected XDATA item " + Type);
}
}