public virtual Shapes.IDiagramPort PickNearestPort(PointF dc)
{
Shapes.IDiagramPort port1 = null;
float single1 = base.View.PortGravity;
single1 *= single1;
LayerCollectionEnumerator enumerator1 = base.View.Layers.Backwards.GetEnumerator();
while (enumerator1.MoveNext())
{
DiagramLayer layer1 = enumerator1.Current;
if (layer1.IsInDocument && layer1.CanViewObjects())
{
LayerEnumerator enumerator3 = layer1.Backwards.GetEnumerator();
while (enumerator3.MoveNext())
{
Shapes.DiagramShape obj1 = enumerator3.Current;
port1 = this.pickNearestPort1(obj1, dc, port1, ref single1);
}
}
}
return(port1);
}
