private Move GetNextMove(Move m)
{
Moves children = Moves.GetChildren(m);
if (children.Count == 0)
{
m = CurrentMove;
}
else if (children.Count == 1)
{
m = children[0];
}
else if (children.Count > 1)
{
if (SelectCurrentMoveChildren != null)
{
SelectCurrentMoveChildrenEventArgs e = new SelectCurrentMoveChildrenEventArgs();
e.Move = m;
SelectCurrentMoveChildren(this, e);
m = e.Move;
}
}
if (m == null)
{
m = CurrentMove;
}
return(m);
}
private bool AddVariationMove(Move m)
{
if (GameMode == GameMode.Kibitzer)
{
CurrentMove = Moves.Last;
return(false);
}
if (Flags.IsRetracMove)
{
this.VariationType = VariationTypeE.Overwrite;
return(false);
}
if (!Flags.IsFirtMove)
{
Moves children = Moves.GetChildren(CurrentMove);
if (children.Count > 0)
{
if (m.Flags.MoveBy == MoveByE.Human)
{
if (m.From == children[0].From && m.To == children[0].To)
{
MoveTo(children[0]);
return(true);
}
}
else if (m.Flags.MoveBy == MoveByE.Book)
{
for (int i = 0; i < children.Count; i++)
{
if (m.From == children[i].From && m.To == children[i].To)
{
MoveTo(children[i]);
return(true);
}
}
}
}
}
FormClosingEventArgs e = new FormClosingEventArgs(CloseReason.None, false);
if (Flags.IsVariation)
{
if (m.Flags.MoveBy != MoveByE.Human)
{
this.VariationType = VariationTypeE.Variation;
return(false);
}
if (AddNewVariation != null)
{
AddNewVariation(this, e);
}
}
if (e.Cancel)
{
SetFen(CurrentMove.Fen);
}
return(e.Cancel);
}