/// <summary>
/// Creates a new polyline entity with the specified vertices. NOTE, at least 2 vertices must be specified.
/// </summary>
/// <exception cref="InvalidOperationException"/>
/// <param name="vertices">The vertices to add.</param>
/// <param name="seqend">The end sequence entity.</param>
public DxfPolyline(IEnumerable <DxfVertex> vertices, DxfSeqend seqend)
{
Seqend = seqend;
foreach (var vertex in vertices)
{
Vertices.Add(vertex);
}
_vertices.ValidateCount();
}
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;
}