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Assets/Opsive/UltimateCharacterController/Demo/Scripts/UI/CharacterStatusMonitor.cs

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+/// ---------------------------------------------
+/// Ultimate Character Controller
+/// Copyright (c) Opsive. All Rights Reserved.
+/// https://www.opsive.com
+/// ---------------------------------------------
+
+namespace Opsive.UltimateCharacterController.Demo.UI
+{
+    using Opsive.Shared.Events;
+    using Opsive.UltimateCharacterController.Character;
+    using Opsive.UltimateCharacterController.Character.MovementTypes;
+    using UnityEngine;
+    using UnityEngine.UI;
+
+    /// <summary>
+    /// Monitors the text components which show the active perspective and movement type.
+    /// </summary>
+    public class CharacterStatusMonitor : MonoBehaviour
+    {
+        [Tooltip("A reference to the perspective UI text.")]
+        [SerializeField] protected Text m_PerspectiveText;
+        [Tooltip("A reference to the movement type UI text.")]
+        [SerializeField] protected Text m_MovementTypeText;
+
+        private UltimateCharacterLocomotion m_CharacterLocomotion;
+
+        /// <summary>
+        /// Initialize the default values.
+        /// </summary>
+        private void Start()
+        {
+            var camera = Utility.UnityEngineUtility.FindCamera(null);
+            var character = camera.GetComponent<UltimateCharacterController.Camera.CameraController>().Character;
+            m_CharacterLocomotion = character.GetComponent<UltimateCharacterLocomotion>();
+
+            m_PerspectiveText.text = GetPerspectiveText();
+            m_PerspectiveText.enabled = true;
+            m_MovementTypeText.text = GetMovementTypeText();
+            m_MovementTypeText.enabled = true;
+
+            EventHandler.RegisterEvent<MovementType, bool>(character, "OnCharacterChangeMovementType", OnMovementTypeChanged);
+        }
+
+        /// <summary>
+        /// Returns the perspective text.
+        /// </summary>
+        /// <returns>The perspective text.</returns>
+        private string GetPerspectiveText()
+        {
+            return m_CharacterLocomotion.FirstPersonPerspective ? "FIRST PERSON" : "THIRD PERSON";
+        }
+
+        /// <summary>
+        /// Returns the movement type text.
+        /// </summary>
+        /// <returns>The movement type text.</returns>
+        private string GetMovementTypeText()
+        {
+            var movementType = m_CharacterLocomotion.ActiveMovementType.GetType().Name.ToUpper();
+            if (movementType == "PSEUDO3D") {
+                return "2.5D";
+            }
+            return movementType;
+        }
+
+        /// <summary>
+        /// The movement type has changed - update the UI.
+        /// </summary>
+        /// <param name="movementType">The movement type that was changed.</param>
+        /// <param name="activated">Was the specified movement type activated?</param>
+        private void OnMovementTypeChanged(MovementType movementType, bool activated)
+        {
+            if (!activated || m_CharacterLocomotion == null) {
+                return;
+            }
+
+            m_PerspectiveText.text = GetPerspectiveText();
+            m_MovementTypeText.text = GetMovementTypeText();
+        }
+
+        /// <summary>
+        /// The object has been destroyed.
+        /// </summary>
+        private void OnDestroy()
+        {
+            if (m_CharacterLocomotion != null) {
+                EventHandler.UnregisterEvent<MovementType, bool>(m_CharacterLocomotion.gameObject, "OnCharacterChangeMovementType", OnMovementTypeChanged);
+            }
+        }
+    }
+}