//when something is dropped on slot
public override void OnDrop(PointerEventData eventData)
{
ItemDragHandler itemDragHandler = eventData.pointerDrag.GetComponent <ItemDragHandler>();
if (itemDragHandler == null)
{
return;
}
//check what previous slot is & then set or swap accordingly
InventorySlot inventorySlot = itemDragHandler.ItemSlotUI as InventorySlot;
/*treat slot as inventory slot, check if it actually is..
* If YES, get item from slot, set, return..*/
if (inventorySlot != null)
{
SlotItem = inventorySlot.ItemSlot.item;
slotItem.inventoryItem = inventorySlot.ItemSlot.item;
return;
}
HotBarSlot hotBarSlot = itemDragHandler.ItemSlotUI as HotBarSlot;
/*SWAP..
* if a hotbar slot is being dropped onto other hbs, store current slot item, set to new item,
* THEN set item dropped to previous item*/
if (hotBarSlot != null)
{
HotBarItem oldItem = SlotItem;
SlotItem = hotBarSlot.SlotItem;
hotBarSlot.SlotItem = oldItem;
return;
}
}
public void Add(HotBarItem itemToAdd)
{
//checks slots to see if item can be held
foreach (HotBarSlot hotBarSlot in hotBarSlots)
{
//stop checking
if (hotBarSlot.AddItem(itemToAdd))
{
return;
}
}
}
public bool AddItem(HotBarItem itemToAdd)
{
//if occupied, don't add
if (SlotItem != null)
{
return(false);
}
//otherwise...
SlotItem = itemToAdd;
return(true);
}
public void DisplayInfo(HotBarItem infoItem)
{
//create stringbuilder instance
StringBuilder builder = new StringBuilder();
//get item's custom display txt
builder.Append("<size=35>").Append(infoItem.ColoredName).Append("</size>\n");
builder.Append(infoItem.GetInfoDisplayText());
//sets info text for display
infoText.text = builder.ToString();
//activates UI canvas
popupCanvasObject.SetActive(true);
//fix resize
LayoutRebuilder.ForceRebuildLayoutImmediate(popupObject);
}
//check if what's being stored has a quantity
private void SetItemQuantityUI()
{
//for when item is being stored & player uses the item, checks if quant. has reached 0
if (SlotItem is InventoryItem inventoryItem)
{
if (inventory.HasItem(inventoryItem))
{
int quantityCount = inventory.GetTotalQuantity(inventoryItem);
//if quantCount is > 1 (2+), then set to actual quantCount or blank string.. Hides count unless > 1
itemQuantityText.text = quantityCount > 1 ? quantityCount.ToString() : "";
}
else
{
//clear slot if item is no longer there
SlotItem = null;
}
}
else
{
itemQuantityText.enabled = false;
}
}