62 lines
2.1 KiB
C#
62 lines
2.1 KiB
C#
using System;
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using System.Linq;
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using UnityEngine;
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using UnityEngine.EventSystems;
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public class InventoryUI : MonoBehaviour {
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public Transform itemsParent;
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public GameObject inventoryUI;
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private Inventory _inventory;
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private InventorySlot[] _slots;
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private void Start() {
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// Get Inventory instance and add UpdateUI method to OnItemChanged delegate
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_inventory = Inventory.instance;
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_inventory.onElementChangedCallback += UpdateUI;
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// Add all InventorySlot GameObjects to _slots and turn off the Inventory UI
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_slots = itemsParent.GetComponentsInChildren<InventorySlot>();
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ToggleInventory();
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// Set the icon to not be a raycast target for the Description Hovering to work
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foreach(InventorySlot slot in _slots) {
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slot.image.raycastTarget = false;
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}
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}
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private void Update() {
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// When "Inventory" button is pressed turn on/off Inventory UI
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if(Input.GetButtonDown("Inventory")) {
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ToggleInventory();
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}
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}
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/**
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* Turn on/off the Inventory UI
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*/
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private void ToggleInventory() {
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inventoryUI.SetActive(!inventoryUI.activeSelf);
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HoverManager.instance.HideDescription();
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foreach(InventorySlot slot in _slots) {
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slot.ChangeElementSelectedSprite(false);
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}
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}
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/**
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* Is called when something in the Inventory UI should update
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*/
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private void UpdateUI() {
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// Add all items to the correct slots, clear the ones where no item should be and set the number of how many items are in the slot
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for(int i = 0; i < _slots.Length; i++) {
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if(i < _inventory.Elements.Count) {
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_slots[i].AddElement(_inventory.Elements.ElementAt(i).Key);
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_slots[i].amountText.text = "" + _inventory.Elements[_inventory.Elements.ElementAt(i).Key];
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if(_inventory.Elements[_inventory.Elements.ElementAt(i).Key] == 1) {
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_slots[i].amountText.text = "";
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}
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} else {
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_slots[i].ClearSlot();
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}
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}
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}
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}
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