protected override bool WorldDraw(AcGi.WorldDraw draw)
{
AcGi.WorldGeometry geo = draw.Geometry;
if (geo != null)
{
geo.PushModelTransform(UCS);
geo.Polygon(Corners);
geo.PopModelTransform();
}
return(true);
}
protected override bool WorldDraw(AcGi.WorldDraw draw)
{
AcGi.WorldGeometry geo = draw.Geometry;
if (geo != null)
{
geo.PushModelTransform(UCS);
AcGe.Point3dCollection tempPts = new AcGe.Point3dCollection();
foreach (AcGe.Point3d pt in allVertexes)
{
tempPts.Add(pt);
}
if (lastVertex != null)
{
if (tempPts.Count > 1)
{
AcDb.Line lastLine = new AcDb.Line(allVertexes[allVertexes.Count - 2], allVertexes[allVertexes.Count - 1]);
double offsetForward = ServiceGeodesy.GetProjectionOnLine(lastLine, lastVertex) - lastLine.Length;
double offsetTowards = ServiceGeodesy.GetOffsetFromLine(lastLine, lastVertex);
AcDb.Xline xLine = new AcDb.Xline();
xLine.BasePoint = allVertexes[allVertexes.Count - 1];
xLine.UnitDir = lastLine.Delta;
System.Windows.Forms.Keys mods = System.Windows.Forms.Control.ModifierKeys;
if ((mods & System.Windows.Forms.Keys.Control) > 0)
{
if (isMovingTowards)
{
lastVertex = xLine.GetPointAtDist(offsetForward);
}
else
{
xLine.TransformBy(AcGe.Matrix3d.Rotation(Math.PI / 2 * -1, AcGe.Vector3d.ZAxis, xLine.BasePoint));
lastVertex = xLine.GetPointAtParameter(offsetTowards);
}
}
else
{
if (Math.Abs(offsetForward) > Math.Abs(offsetTowards))
{
isMovingTowards = true;
lastVertex = xLine.GetPointAtDist(offsetForward);
}
else
{
isMovingTowards = false;
xLine.TransformBy(AcGe.Matrix3d.Rotation(Math.PI / 2 * -1, AcGe.Vector3d.ZAxis, xLine.BasePoint));
lastVertex = xLine.GetPointAtParameter(offsetTowards);
}
}
}
tempPts.Add(lastVertex);
}
if (tempPts.Count > 0)
{
geo.Polyline(tempPts, AcGe.Vector3d.ZAxis, IntPtr.Zero);
}
geo.PopModelTransform();
}
return(true);
}
