feat: new dialogue UI with scrollable history (#27)

Author: aarthificial

Assets/Environment/Materials/BoxSDFUI.mat

@@ -1,4 +1,5 @@
 using Aarthificial.Typewriter;
+using Cinemachine;
 using Items;
 using Player;
 using UnityEngine;
@@ -31,8 +32,30 @@ InteractionWaypoint waypoint
 
     private PlayerLookup<Interaction> _interactions;
 
+    [SerializeField] private CinemachineVirtualCamera _cameraTemplate;
+    [SerializeField] private float _orthoSize = 4;
     [SerializeField] private InteractionArea _area;
-    [Inject] [SerializeField] private OverlayChannel _overlay;
+
+    private CinemachineVirtualCamera _camera;
+
+    protected override void Awake() {
+      base.Awake();
+      _camera = Instantiate(_cameraTemplate);
+      var cameraTarget = new GameObject("Camera Target").transform;
+      cameraTarget.SetParent(transform);
+      var position = Vector3.zero;
+      foreach (var waypoint in Waypoints) {
+        position += waypoint.Position;
+      }
+      position /= Waypoints.Length;
+      position.y += 1;
+      cameraTarget.position = position;
+
+      _camera.Follow = cameraTarget;
+      _camera.Priority = 100;
+      _camera.m_Lens.OrthographicSize = _orthoSize;
+      _camera.gameObject.SetActive(false);
+    }
 
     private void Update() {
       UpdateInteraction(PlayerType.LT);
@@ -131,6 +154,16 @@ public void OnFocusExit(PlayerController player) {
         : default;
     }
 
+    public override void OnDialogueEnter() {
+      base.OnDialogueEnter();
+      _camera.gameObject.SetActive(true);
+    }
+
+    public override void OnDialogueExit() {
+      base.OnDialogueExit();
+      _camera.gameObject.SetActive(false);
+    }
+
     public Vector3 GetPosition(PlayerController player) {
       return _interactions[player.Type].Waypoint.Position;
     }
@@ -160,10 +193,6 @@ private void UpdateState() {
       }
     }
 
-    private void HandleButtonClicked() {
-      Event.Invoke(Context);
-    }
-
     private InteractionWaypoint FindClosestWaypoint(
       Vector3 position,
       InteractionWaypoint omit = null

Assets/Environment/Prefabs/Doc.prefab

@@ -24,9 +24,9 @@ public class Interactable : MonoBehaviour {
     public Blackboard Blackboard = new();
     [SerializeField] protected InteractionContext Context;
 
-    private void Awake() {
+    protected virtual void Awake() {
       Context.Interaction = Blackboard;
-      Context.Setup();
+      Context.Setup(this);
       Blackboard.Set(InteractionContext.PickUp, 1);
       Blackboard.Set(InteractionContext.IsLTPresent, 0);
       Blackboard.Set(InteractionContext.IsRTPresent, 0);
@@ -49,6 +49,10 @@ public void OnHoverExit() {
       OnStateChanged();
     }
 
+    public virtual void OnDialogueEnter() { }
+
+    public virtual void OnDialogueExit() { }
+
     protected void OnStateChanged() {
       StateChanged?.Invoke();
     }

Assets/Interactions/Conversation.cs

@@ -17,9 +17,10 @@ public class InteractionContext : ITypewriterContext {
     public static int PickUp = -2028872245;
 
     public static int ContextScope = -1768494618;
-    public  static int InteractionScope = -1936302086;
+    public static int InteractionScope = -1936302086;
     public Blackboard Context;
     [NonSerialized] public Blackboard Interaction;
+    public Interactable Interactable;
 
     public bool TryGetBlackboard(int scope, out IBlackboard blackboard) {
       if (scope == InteractionScope) {
@@ -36,7 +37,8 @@ public bool TryGetBlackboard(int scope, out IBlackboard blackboard) {
       return false;
     }
 
-    public void Setup() {
+    public void Setup(Interactable interactable) {
+      Interactable = interactable;
       Context.Set(CurrentSpeaker, 0);
       Context.Set(LT, LT);
       Context.Set(RT, RT);

Assets/Interactions/Interactable.cs

@@ -1,5 +1,4 @@
 using Player;
-using System;
 using UnityEngine;
 using Utils;
 using Utils.Tweening;
@@ -18,11 +17,11 @@ private static readonly int
     [Inject] [SerializeField] private PlayerChannel _players;
     [Inject] [SerializeField] private OverlayChannel _overlay;
     [SerializeField] private Conversation _conversation;
-    [SerializeField] private float _angle;
 
     private MeshRenderer _renderer;
     private MaterialPropertyBlock _block;
-    private Dynamics _dynamics;
+    private Dynamics _fastDynamics;
+    private Dynamics _slowDynamics;
 
     private void Awake() {
       _renderer = GetComponent<MeshRenderer>();
@@ -47,6 +46,7 @@ private void OnDisable() {
     private void Render() {
       if (_players.Manager.DialogueState.IsActive) {
         _opacity = 0.32f;
+        _opacity = 0;
         _expansion = 1;
         _playerPresence = 0;
         return;
@@ -63,11 +63,18 @@ private void Render() {
         : _conversation.IsHovered
           ? 0.54f
           : 0.32f;
+
       _playerType = _conversation.PlayerType switch {
         PlayerType.LT => 0,
         PlayerType.RT => 1,
         _ => 0.5f,
       };
+      if (_playerPresence == 0) {
+        _slowDynamics.ForceSet(_playerType);
+      } else {
+        _slowDynamics.Set(_playerType);
+      }
+
       _playerPresence = _conversation.IsFocused ? 1 : 0;
     }
 
@@ -76,10 +83,13 @@ private void Update() {
       _block ??= new MaterialPropertyBlock();
 #endif
 
-      _dynamics.Set(
-        new Vector4(_expansion, _opacity, _playerType, _playerPresence)
+      _fastDynamics.Set(_expansion, _opacity, _playerPresence);
+      var fastValue = _fastDynamics.Update(SpringConfig.Snappy);
+      var slowValue = _slowDynamics.Update(SpringConfig.Slow);
+      _block.SetVector(
+        _stateID,
+        new Vector4(fastValue.x, fastValue.y, slowValue.x, fastValue.z)
       );
-      _block.SetVector(_stateID, _dynamics.Update(SpringConfig.Snappy));
 
       if (_players.IsReady) {
         var ltPosition =