/// <summary>
/// Insert an existing rung under an anchor rung
/// </summary>
/// <param name="rung">Rung to be inserted</param>
/// <param name="anchor">Anchor rung</param>
public void InsertUnder(RungUI rung, RungUI anchor)
{
if (rung == null)
{
throw new ArgumentException("Null rung", "rung");
}
if (anchor == null)
{
throw new ArgumentException("Null rung", "anchor");
}
if (anchor == rung)
{
throw new ArgumentException("Anchor rung and new rung are the same", "anchor");
}
LogicalDiagram.InsertUnder(rung.LogicalRung, anchor.LogicalRung);
int anchorIndex = Rungs.IndexOf(anchor);
if (anchorIndex != -1)
{
Rungs.Insert(anchorIndex + 1, rung);
rung.DataTable = DataTable;
}
else
{
throw new ArgumentException("Anchor rung is not inserted in current diagram", "anchor");
}
}
/// <summary>
/// Add an existing rung in the bottom of the diagram
/// </summary>
/// <param name="rung">Rung to be inserted</param>
public void Add(RungUI rung)
{
if (rung == null)
{
throw new ArgumentException("Null rung", "rung");
}
Rungs.Add(rung);
LogicalDiagram.Add(rung.LogicalRung);
rung.DataTable = DataTable;
}
/// <summary>
/// Remove a rung from the ladder diagram
/// </summary>
/// <param name="rung">Rung to be removed</param>
public void Remove(RungUI rung)
{
if (rung == null)
{
throw new ArgumentException("Null rung", "rung");
}
if (Rungs.Contains(rung))
{
Rungs.Remove(rung);
LogicalDiagram.Rungs.Remove(rung.LogicalRung);
}
else
{
throw new ArgumentException("Rung is not inserted in current diagram", "rung");
}
}
/// <summary>
/// Remove all rungs from the diagram
/// </summary>
public void Clear()
{
Rungs.Clear();
LogicalDiagram.Clear();
}
