public void UseItem(Interactor item)
{
if(item.Use ())
{
items.Remove (item);
selectedItem = null;
}
}
public void Interact(Interactor item)
{
if(items.Contains(item))
return;
items.Add (item);
if(item.worldIcon == null && item.gameObject.renderer != null)
{
item.worldIcon = item.gameObject;
item.worldIcon.transform.localScale *= 0.2f;
}
if(item.worldIcon != null)
{
item.worldIcon.SetActive(false);
item.worldIcon.layer = 8;
}
animationSpeed = 1;
showInventory = true;
}
void OnGUI()
{
GUI.skin = skin;
int itemsPerPage = Screen.width / itemSize - 1;
GUI.BeginGroup(new Rect(0,Screen.height - itemSize * currentStep - 16,Screen.width, itemSize * currentStep + 16));
if(GUI.Button (new Rect(0,0, Screen.width, 16), showInventory ? "HIDE" : "SHOW"))
{
if(showInventory)
animationSpeed = -1;
else
{
showInventory = true;
animationSpeed = 1;
}
}
if(showInventory)
{
float offset = (Screen.width - itemsPerPage * itemSize)/2;
if(GUI.Button (new Rect(0,16,offset,itemSize), "<"))
page = Mathf.Max(0, page - 1);
for(int i = 0; i < itemsPerPage; i++)
{
if(page * itemsPerPage + i < items.Count)
{
if(GUI.Button (new Rect(offset + i * itemSize, 16, itemSize, itemSize), items[page * itemsPerPage + i].inventoryIcon))
selectedItem = items[page * itemsPerPage + i];
}
else
GUI.Button (new Rect(offset + i * itemSize, 16, itemSize, itemSize), "");
}
if(GUI.Button (new Rect(Screen.width - offset,16, offset,itemSize), ">"))
page = Mathf.Min(items.Count / itemsPerPage, page + 1);
}
GUI.EndGroup();
}
public void UseItemImmediate(Interactor item)
{
if(item.Use ())
items.Remove (item);
selectedItem = null;
}
void Update()
{
if(selectedItem != null)
if(selectedItem as Item)
{
selectedItem.worldIcon.transform.position =
Camera.main.ScreenPointToRay(Input.mousePosition).GetPoint(1);
if(Input.GetMouseButtonDown(0))
UseItem(selectedItem);
else if(Input.GetMouseButtonDown(1))
selectedItem = null;
}
else
UseItemImmediate(selectedItem);
currentStep = Mathf.Clamp(currentStep + Time.deltaTime * animationSpeed, 0, 1);
if(currentStep < 0.001f) { showInventory = false; animationSpeed = 0;}
}
// Use this for initialization
void Start()
{
items = new List<Interactor>();
selectedItem = null;
if(cursor == null)
GameObject.FindGameObjectWithTag("Cursor").GetComponent<Cursor>();
}
