private void GetCurves(Autodesk.Revit.DB.CurveArrArray caa)
 {
     List_CurveIds = new List <int>();
     foreach (Autodesk.Revit.DB.CurveArray ar in caa)
     {
         foreach (Autodesk.Revit.DB.Curve cur in ar)
         {
             List_CurveIds.Add(cur.Reference.ElementId.IntegerValue);
         }
     }
 }
 public GeometrySketch(Autodesk.Revit.DB.CurveArrArray caa)
 {
     Id = -1;
     ReferencePlaneId = -1;
     GetCurves(caa);
 }