public void SetParent(ItemSlotDropHandler itemSlotDropHandler)
{
// move item being dragged UI into this slot
transform.SetParent(itemSlotDropHandler.transform);
// reset UI position to 0/0/0/0
transform.gameObject.GetComponent <RectTransform>().offsetMin = new Vector2(0, 0); // [ left - bottom ]
transform.gameObject.GetComponent <RectTransform>().offsetMax = new Vector2(0, 0); // [ right - top ]
}
public void ExchangeWithSlotOnDrop(ItemSlotDropHandler destinationSlot)
{
// this is an item being dragged slot
// get item drag handler in destination slot
InventoryItemDragHandler destinationItemDragHandler = destinationSlot.GetComponentInChildren <InventoryItemDragHandler>();
// move item being dragged (source) into destination slot
InventoryItemDragHandler.itemBeingDragged.SetParent(destinationSlot);
// move destination drag handler into this slot
destinationItemDragHandler.SetParent(this);
// raise events
itemHasBeenDroppedIntoTheItemSlotEvent.Raise(this);
itemHasBeenDroppedIntoTheItemSlotEvent.Raise(destinationSlot);
}
public void OnDrop(PointerEventData eventData)
{
// verify if item being dragged is not null
if ((InventoryItemDragHandler.itemBeingDragged != null)
// verify if we are in edit screen mode
&& (transform.root.Find("MiscUI").GetComponentInChildren <EditPartyScreen>(false) != null))
{
Debug.Log("Find or create the right slot and put an item into it");
// Get empty slot
ItemSlotDropHandler itemSlot = GetEmptySlot();
// verify if slot is not null
if (itemSlot == null)
{
// get PartyInventoryUI
PartyInventoryUI partyInventoryUI = GetComponentInParent <PartyInventoryUI>();
// create new slot
itemSlot = partyInventoryUI.AddSlot();
}
// move item drag handler into slot
itemSlot.MoveItemIntoThisSlot();
}
}
public void OnBeginDrag(PointerEventData eventData)
{
if (Input.GetMouseButton(0))
{
// Debug.Log("OnBeginDrag: left mouse");
// on left mouse drag
BringItemToFront();
itemBeingDragged = this;
//startPosition = transform.position;
itemBeingDraggedSlot = GetComponentInParent <ItemSlotDropHandler>();
// change parent outside of Mask, to PartyInventory, so that canvas is not affected by Mask UI component
// structure 4PartyInventory-3ItemsList-2Grid-1ItemSlot(Drop)-Item(Drag)
outOfMaskParentTransform = transform.parent.parent.parent.parent;
transform.SetParent(outOfMaskParentTransform);
// disable raycasts
GetComponent <CanvasGroup>().blocksRaycasts = false;
// trigger begin item drag event
itemBeginDragEvent.Raise();
// Instruct Edit Party Screen that item is being dragged
// transform.root.Find("MiscUI").GetComponentInChildren<EditPartyScreen>(true).SetActiveState(EditPartyScreenActiveState.ActiveItemDrag, true);
}
}
public override void MoveItemIntoThisSlot()
{
// Get source item slot transform
ItemSlotDropHandler srcItemSlot = InventoryItemDragHandler.itemBeingDragged.ItemBeindDraggedSlot;
// init exchange flag
//bool thisIsExachnge = false;
// Get item in this slot
InventoryItemDragHandler itemInThisSlot = GetComponentInChildren <InventoryItemDragHandler>();
// verify if there is no item already in this slot
if (itemInThisSlot != null)
{
//thisIsExachnge = true;
// Put item from this slot to the slot of the item beind dragged
srcItemSlot.PutItemIntoSlot(itemInThisSlot);
}
// Put dragged item into this slot
PutItemIntoSlot(InventoryItemDragHandler.itemBeingDragged);
//// verify if it was not exchange between 2 slots (means that we might need to fill in empty slots in source PartyInventoryUI)
//if (!thisIsExachnge)
//{
// // verify if source slot is in party inventory mode
// if ((srcItemSlot is InventorySlotDropHandler)
// // OR verify if source slot is equipment slot
// || ((srcItemSlot is EquipmentSlotDropHandler)
// // and that battle screen is active
// && (transform.root.Find("MiscUI").GetComponentInChildren<BattleScreen>(false) != null)))
// {
// // .. Optimize
// // Get source slot PartyInventoryUI (before slot is removed)
// PartyInventoryUI partyInventoryUI = srcItemSlot.GetComponentInParent<PartyInventoryUI>();
// // remove all empty slots in inventory
// partyInventoryUI.RemoveAllEmptySlots();
// // fill in empty slots in inventory
// partyInventoryUI.FillInEmptySlots();
// }
//}
}
void ChangeItemParent(ItemSlotDropHandler itemSlotDropHandler)
{
// move InventoryItem to the new parent object
itemSlotDropHandler.GetComponentInChildren <InventoryItemDragHandler>().LInventoryItem.transform.SetParent(itemSlotDropHandler.GetParentObjectTransform());
}
public InventoryItemDragHandler AddItemDragHandler(ItemSlotDropHandler slot)
{
return(Instantiate(inventoryItemDragHandlerTemplate.gameObject, slot.transform).GetComponent <InventoryItemDragHandler>());
}
public override void MoveItemIntoThisSlot()
{
// Get source item slot transform
ItemSlotDropHandler srcItemSlot = InventoryItemDragHandler.itemBeingDragged.ItemBeindDraggedSlot;
// init exchange flag
//bool thisIsExachnge = false;
// init destination slot variable with this slot
ItemSlotDropHandler dstItemSlot = this;
// Get item in this slot
InventoryItemDragHandler itemInThisSlot = GetComponentInChildren <InventoryItemDragHandler>();
// verify if there is no item already in this slot
if (itemInThisSlot != null)
{
// verify if source is equipment slot and destination is party inventory slot
if (srcItemSlot is EquipmentSlotDropHandler)
{
// do not do exchange, just move item into inventory into the new slot
// create new slot and set it as destination
// reasons:
// we don't want to accidentally exchange boots with sword => in this case sword will appear in boots slot
// we don't want to accidentally exchange with the item which is cannot be used by this hero due to requirements (skills) not met.
dstItemSlot = GetComponentInParent <PartyInventoryUI>().AddSlot();
// Put dragged item into new slot
dstItemSlot.PutItemIntoSlot(InventoryItemDragHandler.itemBeingDragged);
}
else
{
//thisIsExachnge = true;
// Put item from this slot to the slot of the item beind dragged
srcItemSlot.ExchangeWithSlotOnDrop(this);
}
}
else
{
// Put dragged item into this slot
dstItemSlot.PutItemIntoSlot(InventoryItemDragHandler.itemBeingDragged);
}
//// verify if it was not just simple exchange
//if (!thisIsExachnge)
//{
// // verify if source slot is in party inventory mode
// if ( (srcItemSlot is InventorySlotDropHandler)
// // OR verify if source slot is equipment slot
// || ( (srcItemSlot is EquipmentSlotDropHandler)
// // and that battle screen is active
// && (transform.root.Find("MiscUI").GetComponentInChildren<BattleScreen>(false) != null) ) )
// {
// // .. Optimize
// // Get source slot PartyInventoryUI (before slot is removed)
// PartyInventoryUI partyInventoryUI = srcItemSlot.GetComponentInParent<PartyInventoryUI>();
// // remove all empty slots in inventory
// partyInventoryUI.RemoveAllEmptySlots();
// // fill in empty slots in inventory
// partyInventoryUI.FillInEmptySlots();
// }
// // verify if destination slot was changed to the other from this slot
// if (dstItemSlot.gameObject.GetInstanceID() != gameObject.GetInstanceID())
// {
// // trigger this party inventory reorganisation
// // remove all empty slots in this inventory
// GetComponentInParent<PartyInventoryUI>().RemoveAllEmptySlots();
// // fill in empty slots in inventory
// GetComponentInParent<PartyInventoryUI>().FillInEmptySlots();
// }
//}
}
