private void RemoveItem(OccupiedSlot slot)
{
Highlight obj;
if (objects.TryGetValue(slot, out obj))
{
obj.Destroy();
objects.Remove(slot);
}
}
/* INTERNAL METHODS */
private void AddItem(OccupiedSlot slot)
{
var highlight = new Highlight(grid)
{
color = ITEM_BACKGROUND,
position = GridToRealPosition(slot.position),
size = GridToRealSize(slot.item.size)
};
var obj = slot.item.CreateIcon(highlight.transform, GRID_SIZE / BASE_GRID_SIZE);
obj.transform.localPosition = new Vector3(
highlight.size.x / 2, -highlight.size.y / 2, 0
);
objects.Add(slot, highlight);
}
public void OnPointerDown(PointerEventData evt)
{
var held = ItemManager.main.holdingItem;
if (held == null)
{
var gridPos = ScreenToGrid(evt.position);
OccupiedSlot slot = inventory.GetItemAt(gridPos);
if (slot != null)
{
inventory.Remove(slot);
ItemManager.main.PickUp(slot.item);
}
}
else
{
var hoverPos = hover.position;
OccupiedSlot overlap;
var result = inventory.GetOverlap(hoverPos, held.size, out overlap);
switch (result)
{
case OverlapType.NONE:
inventory.Add(held, hoverPos);
ItemManager.main.PutDown();
hover.hidden = true;
break;
case OverlapType.SINGLE:
inventory.Remove(overlap);
inventory.Add(held, hoverPos);
ItemManager.main.PutDown();
ItemManager.main.PickUp(overlap.item);
break;
}
}
}
void Update()
{
if (!inside)
{
return;
}
var gridPos = ScreenToGrid(Input.mousePosition);
OccupiedSlot slot = inventory.GetItemAt(gridPos);
ItemManager.main.SetTooltip(slot?.item);
var held = ItemManager.main.holdingItem;
if (held == null)
{
return;
}
hover.position = gridPos;
var hoverPos = hover.position; //this value is now clamped. f**k it
hover.hidden = false;
hover.size = held.size;
var overlap = inventory.GetOverlapType(hoverPos, held.size);
if (overlap == OverlapType.MULTI)
{
hover.UseErrorColor();
}
else
{
hover.UseNormalColor();
}
}