internal static DxfEntity FromBuffer(DxfCodePairBufferReader buffer)
{
var first = buffer.Peek();
buffer.Advance();
DxfEntity entity;
switch (first.StringValue)
{
case "3DFACE":
entity = new Dxf3DFace();
break;
case "3DSOLID":
entity = new Dxf3DSolid();
break;
case "ACAD_PROXY_ENTITY":
entity = new DxfProxyEntity();
break;
case "ARC":
entity = new DxfArc();
break;
case "ARCALIGNEDTEXT":
entity = new DxfArcAlignedText();
break;
case "ATTDEF":
entity = new DxfAttributeDefinition();
break;
case "ATTRIB":
entity = new DxfAttribute();
break;
case "BODY":
entity = new DxfBody();
break;
case "CIRCLE":
entity = new DxfCircle();
break;
case "DIMENSION":
entity = new DxfDimensionBase();
break;
case "ELLIPSE":
entity = new DxfEllipse();
break;
case "HELIX":
entity = new DxfHelix();
break;
case "IMAGE":
entity = new DxfImage();
break;
case "INSERT":
entity = new DxfInsert();
break;
case "LEADER":
entity = new DxfLeader();
break;
case "LIGHT":
entity = new DxfLight();
break;
case "LINE":
case "3DLINE":
entity = new DxfLine();
break;
case "LWPOLYLINE":
entity = new DxfLwPolyline();
break;
case "MLINE":
entity = new DxfMLine();
break;
case "MTEXT":
entity = new DxfMText();
break;
case "OLEFRAME":
entity = new DxfOleFrame();
break;
case "OLE2FRAME":
entity = new DxfOle2Frame();
break;
case "POINT":
entity = new DxfModelPoint();
break;
case "POLYLINE":
entity = new DxfPolyline();
break;
case "RAY":
entity = new DxfRay();
break;
case "REGION":
entity = new DxfRegion();
break;
case "RTEXT":
entity = new DxfRText();
break;
case "SECTION":
entity = new DxfEntitySection();
break;
case "SEQEND":
entity = new DxfSeqend();
break;
case "SHAPE":
entity = new DxfShape();
break;
case "SOLID":
entity = new DxfSolid();
break;
case "SPLINE":
entity = new DxfSpline();
break;
case "TEXT":
entity = new DxfText();
break;
case "TOLERANCE":
entity = new DxfTolerance();
break;
case "TRACE":
entity = new DxfTrace();
break;
case "UNDERLAY":
entity = new DxfUnderlay();
break;
case "DGNUNDERLAY":
entity = new DxfDgnUnderlay();
break;
case "DWFUNDERLAY":
entity = new DxfDwfUnderlay();
break;
case "PDFUNDERLAY":
entity = new DxfPdfUnderlay();
break;
case "VERTEX":
entity = new DxfVertex();
break;
case "WIPEOUT":
entity = new DxfWipeout();
break;
case "XLINE":
entity = new DxfXLine();
break;
default:
SwallowEntity(buffer);
entity = null;
break;
}
if (entity != null)
{
entity = entity.PopulateFromBuffer(buffer);
}
return(entity);
}
internal static DxfEntity FromBuffer(DxfCodePairBufferReader buffer)
{
var first = buffer.Peek();
buffer.Advance();
DxfEntity entity;
switch (first.StringValue)
{
case "3DFACE":
entity = new Dxf3DFace();
break;
case "3DSOLID":
entity = new Dxf3DSolid();
break;
case "ACAD_PROXY_ENTITY":
entity = new DxfProxyEntity();
break;
case "ARC":
entity = new DxfArc();
break;
case "ARCALIGNEDTEXT":
entity = new DxfArcAlignedText();
break;
case "ATTDEF":
entity = new DxfAttributeDefinition();
break;
case "ATTRIB":
entity = new DxfAttribute();
break;
case "BODY":
entity = new DxfBody();
break;
case "CIRCLE":
entity = new DxfCircle();
break;
case "DIMENSION":
entity = new DxfDimensionBase();
break;
case "ELLIPSE":
entity = new DxfEllipse();
break;
case "HELIX":
entity = new DxfHelix();
break;
case "IMAGE":
entity = new DxfImage();
break;
case "INSERT":
entity = new DxfInsert();
break;
case "LEADER":
entity = new DxfLeader();
break;
case "LIGHT":
entity = new DxfLight();
break;
case "LINE":
case "3DLINE":
entity = new DxfLine();
break;
case "LWPOLYLINE":
entity = new DxfLwPolyline();
break;
case "MLINE":
entity = new DxfMLine();
break;
case "MLEADERSTYLE":
entity = new DxfMLeaderStyle();
break;
case "MTEXT":
entity = new DxfMText();
break;
case "OLEFRAME":
entity = new DxfOleFrame();
break;
case "OLE2FRAME":
entity = new DxfOle2Frame();
break;
case "POINT":
entity = new DxfModelPoint();
break;
case "POLYLINE":
entity = new DxfPolyline();
break;
case "RAY":
entity = new DxfRay();
break;
case "REGION":
entity = new DxfRegion();
break;
case "RTEXT":
entity = new DxfRText();
break;
case "SECTION":
entity = new DxfEntitySection();
break;
case "SEQEND":
entity = new DxfSeqend();
break;
case "SHAPE":
entity = new DxfShape();
break;
case "SOLID":
entity = new DxfSolid();
break;
case "SPLINE":
entity = new DxfSpline();
break;
case "SUN":
entity = new DxfSun();
break;
case "TEXT":
entity = new DxfText();
break;
case "TOLERANCE":
entity = new DxfTolerance();
break;
case "TRACE":
entity = new DxfTrace();
break;
case "UNDERLAY":
entity = new DxfUnderlay();
break;
case "DGNUNDERLAY":
entity = new DxfDgnUnderlay();
break;
case "DWFUNDERLAY":
entity = new DxfDwfUnderlay();
break;
case "PDFUNDERLAY":
entity = new DxfPdfUnderlay();
break;
case "VERTEX":
entity = new DxfVertex();
break;
case "WIPEOUT":
entity = new DxfWipeout();
break;
case "XLINE":
entity = new DxfXLine();
break;
default:
SwallowEntity(buffer);
entity = null;
break;
}
if (entity != null)
{
entity = entity.PopulateFromBuffer(buffer);
}
return entity;
}
private DxfTrace ReadTraceExtension(BinaryReader reader)
{
var x3 = ReadN(reader);
var y3 = ReadN(reader);
var x4 = ReadN(reader);
var y4 = ReadN(reader);
var trace = new DxfTrace()
{
FirstCorner = _lastTraceP3,
SecondCorner = _lastTraceP4,
ThirdCorner = new DxfPoint(x3, y3, 0.0),
FourthCorner = new DxfPoint(x4, y4, 0.0)
};
_lastTraceP3 = trace.ThirdCorner;
_lastTraceP4 = trace.FourthCorner;
return trace;
}
private void WriteTrace(DxfTrace trace)
{
WriteItemType(DxbItemType.Trace);
WriteN(trace.FirstCorner.X);
WriteN(trace.FirstCorner.Y);
WriteN(trace.SecondCorner.X);
WriteN(trace.SecondCorner.Y);
WriteN(trace.ThirdCorner.X);
WriteN(trace.ThirdCorner.Y);
WriteN(trace.FourthCorner.X);
WriteN(trace.FourthCorner.Y);
}
private DxfTrace ReadTrace(BinaryReader reader)
{
var x1 = ReadN(reader);
var y1 = ReadN(reader);
var x2 = ReadN(reader);
var y2 = ReadN(reader);
var x3 = ReadN(reader);
var y3 = ReadN(reader);
var x4 = ReadN(reader);
var y4 = ReadN(reader);
var trace = new DxfTrace()
{
FirstCorner = new DxfPoint(x1, y1, 0.0),
SecondCorner = new DxfPoint(x2, y2, 0.0),
ThirdCorner = new DxfPoint(x3, y3, 0.0),
FourthCorner = new DxfPoint(x4, y4, 0.0)
};
_lastTraceP3 = trace.ThirdCorner;
_lastTraceP4 = trace.FourthCorner;
return trace;
}