public void ExportEntity(ExpBlock block, PicEntity entity)
{
PicTypedDrawable drawable = entity as PicTypedDrawable;
ExpLayer layer = null;
ExpPen pen = null;
if (null != drawable)
{
pen = _exporter.GetPenByAttribute(LineTypeToExpPen(drawable.LineType));
layer = _exporter.GetLayerByName(string.Format("Layer {0}", drawable.Layer));
}
PicSegment seg = entity as PicSegment;
if (null != seg)
{
_exporter.AddSegment(block, layer, pen, seg.Pt0.X, seg.Pt0.Y, seg.Pt1.X, seg.Pt1.Y);
}
PicArc arc = entity as PicArc;
if (null != arc)
{
// using dxf conversions
double ang = arc.AngleEnd - arc.AngleBeg, angd = arc.AngleBeg, ango = arc.AngleEnd - arc.AngleBeg;
if (ang < 0.0)
{
angd += ang; ango = -ang;
}
else
{
ango = ang;
}
_exporter.AddArc(block, layer, pen, arc.Center.X, arc.Center.Y, arc.Radius, angd, angd + ango);
}
PicCotationDistance cotation = drawable as PicCotationDistance;
if (null != cotation)
{
List <Segment> segments = new List <Segment>();
Vector2D textPt = Vector2D.Zero;
double textSize = 0.0;
cotation.DrawSeg(ref segments, ref textPt, ref textSize);
foreach (Segment cotSeg in segments)
{
_exporter.AddSegment(block, layer, pen, cotSeg.P0.X, cotSeg.P0.Y, cotSeg.P1.X, cotSeg.P1.Y);
}
_exporter.AddText(block, layer, pen, textPt.X, textPt.Y, cotation.Text);
}
}
/// <summary>
/// ProcessEntity : write entity corresponding dxf description in line buffer
/// </summary>
/// <param name="entity">Entity</param>
public override void ProcessEntity(PicEntity entity)
{
PicTypedDrawable drawable = (PicTypedDrawable)entity;
if (null != drawable)
{
switch (drawable.Code)
{
case PicEntity.ECode.PE_POINT:
break;
case PicEntity.ECode.PE_SEGMENT:
{
PicSegment seg = (PicSegment)entity;
dxf.WriteLine(
dw
, new DL_LineData(
seg.Pt0.X // start point
, seg.Pt0.Y
, 0.0
, seg.Pt1.X // end point
, seg.Pt1.Y
, 0.0
, InternalLineTypeToDxfColor(seg.LineType)
, "0"
)
, new DL_Attributes("0", InternalLineTypeToDxfColor(seg.LineType), -1, InternalLineTypeToDxfLineType(seg.LineType))
);
}
break;
case PicEntity.ECode.PE_ARC:
{
PicArc arc = (PicArc)entity;
double ang = arc.AngleEnd - arc.AngleBeg, angd = arc.AngleBeg, ango = arc.AngleEnd - arc.AngleBeg;
if (ang < 0.0)
{
angd += ang;
ango = -ang;
}
else
{
ango = ang;
}
dxf.WriteArc(dw,
new DL_ArcData(
arc.Center.X, arc.Center.Y, 0.0,
arc.Radius,
angd, angd + ango,
InternalLineTypeToDxfColor(arc.LineType),
"0"
),
new DL_Attributes("0", InternalLineTypeToDxfColor(arc.LineType), -1, InternalLineTypeToDxfLineType(arc.LineType))
);
}
break;
case PicEntity.ECode.PE_COTATIONDISTANCE:
case PicEntity.ECode.PE_COTATIONHORIZONTAL:
case PicEntity.ECode.PE_COTATIONVERTICAL:
{
PicCotationDistance cotation = entity as PicCotationDistance;
List <Segment> segments = new List <Segment>();
Vector2D textPt = Vector2D.Zero;
double textSize = 0.0;
cotation.DrawSeg(ref segments, ref textPt, ref textSize);
// draw segments
foreach (Segment seg in segments)
{
dxf.WriteLine(dw,
new DL_LineData(
seg.P0.X, seg.P0.Y, 0.0,
seg.P1.X, seg.P1.Y, 0.0,
InternalLineTypeToDxfColor(cotation.LineType),
"0"
),
new DL_Attributes("0", InternalLineTypeToDxfColor(cotation.LineType), -1, InternalLineTypeToDxfLineType(cotation.LineType))
);
}
// draw text
dxf.WriteText(dw,
new DL_TextData(
textPt.X, textPt.Y, 0.0,
textPt.X, textPt.Y, 0.0,
textSize, 1.0, 0,
1, 2, cotation.Text, "STANDARD", 0.0),
new DL_Attributes("0", InternalLineTypeToDxfColor(cotation.LineType), -1, InternalLineTypeToDxfLineType(cotation.LineType)));
}
break;
case PicEntity.ECode.PE_ELLIPSE:
break;
case PicEntity.ECode.PE_NURBS:
break;
default:
throw new Exception("Can not export this kind of entity!");
}
}
}
