hotbar

Assets/Scripts/UI/HotbarSlotUI.cs

@@ -0,0 +1,56 @@
+using System.Collections;
+using UnityEngine.UI;
+using System.Collections.Generic;
+using UnityEngine;
+using TMPro;
+public class HotbarSlotUI : MonoBehaviour
+{
+  public int slotIndex;
+
+  private PlayerController playerController;
+
+  private InventoryItem invItem;
+
+  [SerializeField] private Image border;
+  [SerializeField] private Image image;
+  [SerializeField] private TextMeshProUGUI quantityText;
+
+  private void Start()
+  {
+    playerController = GameObject.FindGameObjectWithTag("Player").GetComponent<PlayerController>();
+    PlayerController.OnActiveSlotChanged += CheckSelectedSlot;
+    CheckSelectedSlot();
+  }
+
+  private void CheckSelectedSlot()
+  {
+    if (playerController.activeHotbarSlot == slotIndex)
+    {
+      border.gameObject.SetActive(true);
+    }
+    else
+    {
+      border.gameObject.SetActive(false);
+    }
+  }
+
+  public void SetInventoryItem(InventoryItem newInvItem)
+  {
+    invItem = newInvItem;
+    UpdateSlot();
+  }
+
+  private void UpdateSlot()
+  {
+    image.sprite = invItem?.item?.sprite ?? null;
+    quantityText.SetText(invItem?.count.ToString() ?? "");
+    if (image.sprite == null)
+    {
+      image.color = new Color(0, 0, 0, 0);
+    }
+    else
+    {
+      image.color = Color.white;
+    }
+  }
+}