public override void RemoveChild(ParentedElement child, bool destroy)
{
int index = _childStack.FindIndex(x => x == child);
_childStack.Remove(child);
placeChild(_childStack[index]);
base.RemoveChild(child, destroy);
}
/// <summary>
/// Arranges Panel Properly
/// </summary>
/// <param name="child"></param>
private void placeChild(ParentedElement child)
{
int index = _childStack.FindIndex(x => x == child);
if (index == 0)
{
child.RelativeLocation = Vector2.Zero;
index++;
}
Action <Func <ParentedElement, Vector2> > place =
func =>
{
for (int i = index; i < _childStack.Count; i++)
{
var prev = _childStack[i - 1];
var cur = _childStack[i];
cur.SilentlyMove(func(prev));
}
};
switch (StackingDirection)
{
case DirectionType.Down:
place(prev =>
prev.Location + (prev.ElementSize.Y + Buffering) * Vector2.UnitY);
break;
case DirectionType.Left:
place(prev =>
prev.Location + (prev.Location.X + prev.ElementSize.X + Buffering) * Vector2.UnitX);
break;
case DirectionType.Up:
place(prev =>
prev.Location - (prev.Location.Y + prev.ElementSize.Y + Buffering) * Vector2.UnitY);
break;
case DirectionType.Right:
place(prev =>
prev.Location - (prev.Location.X + prev.ElementSize.X + Buffering) * Vector2.UnitX);
break;
}
EnlargeToFitChildren(0f);
}
public void InsertChild(ParentedElement child, int index, bool makeActive)
{
_childStack.Insert(index, child);
placeChild(child);
base.AddChild(child, makeActive);
}
public override void AddChild(ParentedElement child, bool makeActive)
{
base.AddChild(child, makeActive);
_childStack.Add(child);
placeChild(child);
}
