private void AddEntityToDXF(NFFLineworkEntity nffEntity)
{
switch (nffEntity.ElementType)
{
case NFFLineWorkElementType.kNFFLineWorkLineElement:
var lineEntity = nffEntity as NFFLineworkEntity;
// TODO : Not yet supported DXF.Entities.Add(new DXFLineEntity("B", kAlignmentCenterLineColor, lineEntity. X1, Y1, Z1, X2, Y2, Z2, kAlignmentCenterLineThickness));
break;
case NFFLineWorkElementType.kNFFLineWorkPolyLineElement:
case NFFLineWorkElementType.kNFFLineWorkPolygonElement:
var nffPolyLine = nffEntity as NFFLineworkPolyLineEntity;
var DXFPolyline = new DXFPolyLineEntity("B", kAlignmentCenterLineColor, kAlignmentCenterLineThickness);
DXFPolyline.Closed = nffEntity.ElementType == NFFLineWorkElementType.kNFFLineWorkPolygonElement;
DXF.Entities.Add(DXFPolyline);
for (var PtIdx = 0; PtIdx < nffPolyLine.Vertices.Count - 1; PtIdx++)
{
DXFPolyline.Entities.Add(new DXFLineEntity("B", kAlignmentCenterLineColor,
nffPolyLine.Vertices[PtIdx].X, nffPolyLine.Vertices[PtIdx].Y, nffPolyLine.Vertices[PtIdx].Z,
nffPolyLine.Vertices[PtIdx + 1].X, nffPolyLine.Vertices[PtIdx + 1].Y, nffPolyLine.Vertices[PtIdx + 1].Z,
kAlignmentCenterLineThickness));
}
break;
case NFFLineWorkElementType.kNFFLineWorkSmoothedPolyLineElement:
ExportNFFSmoothedPolyLineEntityToDXF((NFFLineworkSmoothedPolyLineEntity)nffEntity);
break;
case NFFLineWorkElementType.kNFFLineWorkArcElement:
var nffArc = nffEntity as NFFLineworkArcEntity;
double cz;
if (nffArc.Z1 == Consts.NullDouble || nffArc.Z2 == Consts.NullDouble)
{
cz = Consts.NullDouble;
}
else
{
cz = (nffArc.Z1 + nffArc.Z2) / 2;
}
DXF.Entities.Add(new DXFArcEntity("B", kAlignmentCenterLineColor,
nffArc.X1, nffArc.Y1, nffArc.Z1, nffArc.X2, nffArc.Y2, nffArc.Z2, nffArc.CX, nffArc.CY, cz,
true, false, false,
kAlignmentCenterLineThickness));
break;
}
}
private void ExportNFFSmoothedPolyLineEntityToDXF(NFFLineworkSmoothedPolyLineEntity Data)
{
// Iterate over each pair of points
var StartPt = Data.Vertices.First();
var vertices = new AddVertexCallback();
for (var I = 0; I < Data.Vertices.Count; I++)
{
var EndPt = Data.Vertices[I];
vertices.VertexCount = 0;
NFFUtils.DecomposeSmoothPolyLineSegmentToPolyLine(StartPt, EndPt,
1.0 /* Min length*/, 100 /*Max segment length */, 1000 /*Max number of segments*/,
vertices.AddVertex);
if (vertices.VertexCount > 2)
{
var DXFPolyline = new DXFPolyLineEntity("B", kAlignmentCenterLineColor, kAlignmentCenterLineThickness)
{
Closed = false
};
DXF.Entities.Add(DXFPolyline);
for (var PtIdx = 0; PtIdx < vertices.VertexCount - 1; PtIdx++)
{
DXFPolyline.Entities.Add(new DXFLineEntity("B", kAlignmentCenterLineColor,
vertices.Vertices[PtIdx].X,
vertices.Vertices[PtIdx].Y,
Consts.NullDouble,
vertices.Vertices[PtIdx + 1].X,
vertices.Vertices[PtIdx + 1].Y,
Consts.NullDouble,
kAlignmentCenterLineThickness));
}
}
else // Render a straight line for the curve
{
DXF.Entities.Add(new DXFLineEntity("B", kAlignmentCenterLineColor,
StartPt.X, StartPt.Y, Consts.NullDouble,
EndPt.X, EndPt.Y, Consts.NullDouble,
kAlignmentCenterLineThickness));
}
// Swap
StartPt = EndPt;
}
}