feat: Player

Assets/_Content/Scripts/UI/AmmoView.cs

@@ -0,0 +1,59 @@
+using TMPro;
+using UnityEngine;
+using Arena.Combat;
+
+namespace Arena.UI
+{
+	/// <summary>
+	/// Displays the ammo of a launcher as "current / max".
+	/// </summary>
+	public class AmmoView : MonoBehaviour
+	{
+		[System.Serializable]
+		public struct References
+		{
+			public TMP_Text Label;
+		}
+
+		#region Fields
+
+		[SerializeField] private References _references;
+
+		private ProjectileLauncher _launcher;
+
+		#endregion
+
+		#region Unity Lifecycle
+
+		private void OnDestroy()
+		{
+			if (_launcher != null)
+				_launcher.OnAmmoChange -= HandleAmmoChange;
+		}
+
+		#endregion
+
+		#region Public Methods
+
+		/// <summary>
+		/// Starts displaying the ammo of a launcher. Called by the UiManager.
+		/// </summary>
+		public void Bind(ProjectileLauncher launcher)
+		{
+			_launcher = launcher;
+			_launcher.OnAmmoChange += HandleAmmoChange;
+			HandleAmmoChange(_launcher.State.Ammo, _launcher.MaxAmmo);
+		}
+
+		#endregion
+
+		#region Private Methods
+
+		private void HandleAmmoChange(int current, int max)
+		{
+			_references.Label.SetText("{0} / {1}", current, max);
+		}
+
+		#endregion
+	}
+}