private void Draw(double[] Xcoord, double[] Ycoord)
{
int id = ActiveLayer.GetLargestID();
//int id = ActiveLayer.Elements.Count;
//int id = 4;
//int id = ActiveLayer.ElementKeys[ActiveLayer.ElementKeys.Count];
//int id = ActiveLayer.Selection.ElementKeys.Count;
//MessageBox.Show("Selected id = " + id.ToString(), "Notification", MessageBoxButtons.OK, MessageBoxIcon.Information);
PolyLine pLine = ActiveLayer.Elements.GetElement(id).PolyLine;
//MessageBox.Show("Selected element = " + ActiveLayer.Elements.GetElement(id).Key.ToString(), "Notification", MessageBoxButtons.OK, MessageBoxIcon.Information);
pLine.Fill(4, ref Xcoord[0], ref Ycoord[0]);
pLine.AddPoint(Xcoord[0], Ycoord[0]);
//ActiveLayer.Elements.GetElement(ActiveLayer.ElementKeys[id]).SetPolyLine(pLine);
#region debug
MessageBox.Show(ActiveLayer.Elements.GetElement(ActiveLayer.ElementKeys[1]).SetPolyLine(pLine).ToString(), "Notification", MessageBoxButtons.OK, MessageBoxIcon.Information);
//MessageBox.Show(el.SetPolyLine(pLine).ToString(), "Notification", MessageBoxButtons.OK, MessageBoxIcon.Information);
#endregion
}