private List <_Ge.Point3d> getPolylinePoints(_Db.Polyline poly)
{
List <_Ge.Point3d> points = new List <_Ge.Point3d>();
int verts = poly.NumberOfVertices;
for (int i = 1; i < verts; i++)
{
_Ge.Point3d start = poly.GetPoint3dAt(i - 1);
_Ge.Point3d end = poly.GetPoint3dAt(i);
double midX = start.X + ((end.X - start.X) / 2);
double midY = start.Y + ((end.Y - start.Y) / 2);
_Ge.Point3d mid = new _Ge.Point3d(midX, midY, 0);
points.Add(start);
points.Add(end);
points.Add(mid);
}
if (poly.Closed)
{
_Ge.Point3d start = poly.GetPoint3dAt(verts - 1);
_Ge.Point3d end = poly.GetPoint3dAt(0);
double midX = start.X + ((end.X - start.X) / 2);
double midY = start.Y + ((end.Y - start.Y) / 2);
_Ge.Point3d mid = new _Ge.Point3d(midX, midY, 0);
points.Add(mid);
}
return(points);
}
private static bool PolyInPoly(_AcDb.TransactionManager tm, _AcDb.ObjectId oid, _AcDb.ObjectId elFG)
{
using (_AcDb.DBObject pEntity = tm.GetObject(oid, _AcDb.OpenMode.ForRead, false))
{
using (_AcDb.DBObject pElFG = tm.GetObject(elFG, _AcDb.OpenMode.ForRead, false))
{
if (pEntity is _AcDb.Polyline2d)
{
_AcDb.Polyline2d oldPolyline = (_AcDb.Polyline2d)pEntity;
foreach (_AcDb.ObjectId Vertex2d in oldPolyline)
{
using (_AcDb.DBObject dbobj = tm.GetObject(Vertex2d, _AcDb.OpenMode.ForRead, false))
{
_AcDb.Vertex2d vertex = dbobj as _AcDb.Vertex2d;
if (vertex == null)
{
string msg = string.Format(CultureInfo.CurrentCulture, "Polylinie {0} gibt falsches Objekt {1} als Vertex zurück.", oldPolyline.Handle.ToString(), dbobj.GetType().ToString());
throw new InvalidOperationException(string.Format(msg));
}
_AcGe.Point3d vertexPoint = oldPolyline.VertexPosition(vertex);
if (!AreaEngine.InPoly(vertexPoint, (_AcDb.Entity)pElFG))
{
return(false);
}
}
}
return(true);
}
else if (pEntity is _AcDb.Polyline3d)
{
_AcDb.Polyline3d poly3d = (_AcDb.Polyline3d)pEntity;
foreach (_AcDb.ObjectId Vertex3d in poly3d)
{
using (_AcDb.DBObject dbobj = tm.GetObject(Vertex3d, _AcDb.OpenMode.ForRead, false))
{
_AcDb.PolylineVertex3d vertex = dbobj as _AcDb.PolylineVertex3d;
if (vertex == null)
{
string msg = string.Format(CultureInfo.CurrentCulture, "3D-Polylinie {0} gibt falsches Objekt {1} als Vertex zurück.", poly3d.Handle.ToString(), dbobj.GetType().ToString());
throw new InvalidOperationException(string.Format(msg));
}
_AcGe.Point3d vertexPoint = vertex.Position;
if (!AreaEngine.InPoly(vertexPoint, (_AcDb.Entity)pElFG))
{
return(false);
}
}
}
return(true);
}
else if (pEntity is _AcDb.Polyline)
{
_AcDb.Polyline poly = pEntity as _AcDb.Polyline;
for (int i = 0; i < poly.NumberOfVertices; i++)
{
_AcGe.Point3d vertexPoint = poly.GetPoint3dAt(i);
if (!AreaEngine.InPoly(vertexPoint, (_AcDb.Entity)pElFG))
{
return(false);
}
}
return(true);
}
}
}
return(false);
}
private static bool PolyInPoly(_AcDb.Transaction tm, _AcDb.Entity inner, _AcDb.Entity outer)
{
if (inner == outer)
{
return(false);
}
if (!OverlapExtents(inner, outer))
{
return(false);
}
NrOfOverlaps++;
if (inner is _AcDb.Polyline)
{
_AcDb.Polyline poly = inner as _AcDb.Polyline;
for (int i = 0; i < poly.NumberOfVertices; i++)
{
_AcGe.Point3d vertexPoint = poly.GetPoint3dAt(i);
if (!AreaEngine.InPoly(vertexPoint, (_AcDb.Entity)outer))
{
return(false);
}
}
return(true);
}
else if (inner is _AcDb.Polyline2d)
{
_AcDb.Polyline2d oldPolyline = (_AcDb.Polyline2d)inner;
foreach (_AcDb.ObjectId Vertex2d in oldPolyline)
{
using (_AcDb.DBObject dbobj = tm.GetObject(Vertex2d, _AcDb.OpenMode.ForRead, false))
{
_AcDb.Vertex2d vertex = dbobj as _AcDb.Vertex2d;
if (vertex == null)
{
string msg = string.Format(CultureInfo.CurrentCulture, "Polylinie {0} gibt falsches Objekt {1} als Vertex zurück.", oldPolyline.Handle.ToString(), dbobj.GetType().ToString());
throw new InvalidOperationException(string.Format(msg));
}
_AcGe.Point3d vertexPoint = oldPolyline.VertexPosition(vertex);
if (!AreaEngine.InPoly(vertexPoint, (_AcDb.Entity)outer))
{
return(false);
}
}
}
return(true);
}
else if (inner is _AcDb.Polyline3d)
{
_AcDb.Polyline3d poly3d = (_AcDb.Polyline3d)inner;
foreach (_AcDb.ObjectId Vertex3d in poly3d)
{
using (_AcDb.DBObject dbobj = tm.GetObject(Vertex3d, _AcDb.OpenMode.ForRead, false))
{
_AcDb.PolylineVertex3d vertex = dbobj as _AcDb.PolylineVertex3d;
if (vertex == null)
{
string msg = string.Format(CultureInfo.CurrentCulture, "3D-Polylinie {0} gibt falsches Objekt {1} als Vertex zurück.", poly3d.Handle.ToString(), dbobj.GetType().ToString());
throw new InvalidOperationException(string.Format(msg));
}
_AcGe.Point3d vertexPoint = vertex.Position;
if (!AreaEngine.InPoly(vertexPoint, (_AcDb.Entity)outer))
{
return(false);
}
}
}
return(true);
}
throw new InvalidOperationException(string.Format(CultureInfo.InvariantCulture, "Unknown entitytype '{0}'!", inner.GetType().Name));
}