public static bool Execute(ItemSlotControl slotControl, IItem itemInHand, bool isLeftMouseButton, bool isDown)
{
var itemInSlot = slotControl.Item;
if (itemInSlot is null &&
itemInHand is null)
{
return(false);
}
var context = new Context(slotControl, itemInHand, isLeftMouseButton);
if (!isDown &&
(context.IsShiftHeld || context.IsControlHeld))
{
// we don't allow modifier actions on button up
// no operation executed
return(false);
}
// try execute operations one by one
foreach (var operation in Cases)
{
if (operation(context))
{
return(true);
}
}
// no operation executed
return(false);
}
public GameObject SetItemButton(Transform position)
{
var newButton = Instantiate(itemButton, position);
_itemSlotControl = newButton.GetComponent <ItemSlotControl>();
return(newButton);
}
public GameObject SetItemImage(Transform position)
{
var newImage = Instantiate(itemImage, position);
_itemSlotControl = newImage.GetComponent <ItemSlotControl>();
return(newImage);
}
public Context(ItemSlotControl slotControl, IItem itemInHand, bool isLeftMouseButton)
{
var itemInSlot = slotControl.Item;
this.ItemInSlot = itemInSlot;
this.ItemInHand = itemInHand;
this.IsLeftMouseButton = isLeftMouseButton;
this.SlotContainer = slotControl.Container;
this.SlotContainerSlotId = slotControl.SlotId;
this.CanStackItems = itemInHand is not null &&
itemInHand.ProtoItem.IsStackable &&
itemInSlot is not null &&
itemInHand.Container.CanStackItems(itemInHand, itemInSlot);
this.TargetContainers = itemInSlot is not null
? ClientContainersExchangeManager.GetTargetContainers(itemInSlot.Container)
: null;
this.IsShiftHeld = Input.IsKeyHeld(InputKey.Shift, evenIfHandled: true);
this.IsControlHeld = Input.IsKeyHeld(InputKey.Control, evenIfHandled: true);
this.IsAltHeld = Input.IsKeyHeld(InputKey.Alt, evenIfHandled: true);
}
protected override void InitControl()
{
this.itemSlotControl = this.GetByName <ItemSlotControl>("ItemSlotControl");
}
