public Point GetCandidateDropLocation(AnchorableGump draggedControl, AnchorableGump host, int x, int y)
{
if (host.GetType().IsInstanceOfType(draggedControl) && this[draggedControl] == null)
{
AnchorDirection direction = GetAnchorDirection(host, x, y);
if (this[host] == null || this[host].IsEmptyDirection(host, direction))
{
var offset = AnchorDirectionMatrix[direction] * new Point(draggedControl.Width, draggedControl.Height);
return(new Point(host.X + offset.X, host.Y + offset.Y));
}
}
return(draggedControl.Location);
}
public void DropControl(AnchorableGump draggedControl, AnchorableGump host, int x, int y)
{
if (host.GetType().IsInstanceOfType(draggedControl) && this[draggedControl] == null)
{
AnchorDirection direction = GetAnchorDirection(host, x, y);
if (this[host] == null)
{
this[host] = new AnchorGroup(host);
}
if (this[host].IsEmptyDirection(host, direction))
{
this[host].AnchorControlAt(draggedControl, host, direction);
this[draggedControl] = this[host];
}
}
}