/// <summary>
/// Listens for presses to `KeyCode.Return` or
/// `KeyCode.KeypadEnter` and will then
/// attempt to retrieve the entered number of
/// items from the `Stackable` and kick-off
/// the `OnBeginDrag` event on it.
/// </summary>
public void Update()
{
// if they lose focus on the splitter,
// destroy it
if (!inputField.isFocused)
{
Destroy(gameObject);
}
// also destroy it if they hit escape
if (Input.GetKeyDown(KeyCode.Escape))
{
Destroy(gameObject);
}
// `Enter` or `Return` has been pressed,
// get the value of what was entered and
// retrieve that number of items from the
// current stack
if (Input.GetKeyDown(KeyCode.Return) ||
Input.GetKeyDown(KeyCode.KeypadEnter))
{
int numberToRemove = int.Parse(inputField.text);
if (numberToRemove == 0)
{
return;
}
Stackable newStack = Stack.Remove(numberToRemove);
Slot parentSlot = Stack.GetParentSlot();
Draggable newDraggableStack = newStack.GetComponent <Draggable>();
newDraggableStack.OnBeginDrag(null);
// if the item that was asked to be split is not
// being dragged, put it back in it's parent
// slot. Otherwise, it will also start being
// dragged
Draggable thisDraggable = Stack.GetComponent <Draggable>();
if (!thisDraggable.IsBeingDragged())
{
parentSlot.Item = thisDraggable;
}
}
}
