public virtual void OnBeginDrag(PointerEventData eventData)
{
if (itemCollection == null || item == null || itemCollection.canDragInCollection == false)
{
return;
}
if (item != null && itemCollection.canDragInCollection)
{
InventoryUIDragUtility.OnBeginDrag(this, eventData);
}
}
public virtual void OnDrag(PointerEventData eventData)
{
if (itemCollection == null || item == null || itemCollection.canDragInCollection == false)
{
return;
}
InventoryUIDragUtility.OnDrag(eventData);
//if (eventData.button == PointerEventData.InputButton.Left || (eventData.button == PointerEventData.InputButton.Right && InventorySettingsManager.instance.unstackItemButton == PointerEventData.InputButton.Right))
}
protected virtual void OnDisable()
{
if (useCustomUpdate)
{
StopCustomUpdate();
}
if (currentlyHoveringSlot == this)
{
currentlyHoveringSlot = null;
}
if (pointerDownOnUIElement == this)
{
pointerDownOnUIElement = null;
}
if (InventoryUIDragUtility.isDraggingItem)
{
InventoryUIDragUtility.OnEndDrag(new PointerEventData(EventSystem.current));
}
}
public virtual void OnEndDrag(PointerEventData eventData)
{
if (itemCollection == null || item == null || itemCollection.canDragInCollection == false)
{
return;
}
var lookup = InventoryUIDragUtility.OnEndDrag(eventData);
if (lookup == null)
{
return; // No drag handler.
}
// for mobile...
var endOnData = UIUtility.PointerOverUIObject(InventoryManager.instance.uiRoot, InventoryUIUtility.mouseOrTouchPosition);
foreach (var d in endOnData)
{
var slot = d.gameObject.GetComponent <ItemCollectionSlotUIBase>();
if (slot != null)
{
lookup.endItemCollection = slot.itemCollection;
lookup.endIndex = (int)slot.index;
break;
}
}
if (lookup.endOnSlot)
{
#region Slot movement
// When is large and dragged the end drag event can happen on the slots that's being dragged.
// from x x
// x to x
// x x x
// From -> To -> 1 down -> 1 to the right
// Offset things for the layout
var i = lookup.endItemCollection[lookup.endIndex].item;
if (i != null)
{
if (i == item && item.layoutSize > 1)
{
// Ended on self, and we're larger than 1x1 -- Try to move item to the side
var rect = transform.GetComponent <RectTransform>();
var tempItem = lookup.endItemCollection[lookup.endIndex].item;
var singleSize = rect.sizeDelta;
singleSize.x /= tempItem.layoutSizeCols;
singleSize.y /= tempItem.layoutSizeRows;
var dif = eventData.pressPosition - eventData.position;
var stepsCols = Mathf.RoundToInt(-dif.x / singleSize.x);
var stepsRows = Mathf.RoundToInt(dif.y / singleSize.y);
lookup.endIndex += (int)(stepsCols + (stepsRows * lookup.endItemCollection.colsCount));
lookup.endIndex = Mathf.Clamp(lookup.endIndex, 0, lookup.endItemCollection.items.Length - 1);
}
}
#endregion
// Place on a slot
if (InventorySettingsManager.instance.settings.useUnstackDrag && lookup.endItemCollection.useReferences == false && lookup.endItemCollection.canUnstackItemsInCollection)
{
if (InventorySettingsManager.instance.settings.unstackKeys.AllPressed(eventData, InventoryActionInput.EventType.All))
{
TriggerUnstack(lookup.endItemCollection, lookup.endIndex);
return; // Stop the rest otherwise we'll do 2 actions at once.
}
}
lookup.startItemCollection.SwapOrMerge((uint)lookup.startIndex, lookup.endItemCollection, (uint)lookup.endIndex);
}
else if (lookup.startItemCollection.useReferences)
{
lookup.startItemCollection.SetItem((uint)lookup.startIndex, null);
lookup.startItemCollection[lookup.startIndex].Repaint();
}
else if (UIUtility.isHoveringUIElement == false)
{
TriggerDrop();
}
}
