add character sprites, mouth moving open closed

Assets/_PROJECT/Scripts/NPCController.cs

@@ -0,0 +1,60 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class NPCController : MonoBehaviour
+{
+    private Transform mouthTransform;
+    private Vector3 mouthClosedScale;
+    private Vector3 mouthOpenScale;
+    private bool isTalking;
+
+    public float mouthScalingMultiplier = 2.5f;
+
+    // Start is called before the first frame update
+    void Start()
+    {
+        mouthTransform = transform.GetChild(0).transform;
+        mouthClosedScale = mouthTransform.localScale;
+        mouthOpenScale = new Vector3(mouthClosedScale.x, mouthClosedScale.y * mouthScalingMultiplier, mouthClosedScale.z);
+
+        isTalking = false;
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        
+    }
+
+    public void StartTalking()
+    {
+        isTalking = true;
+        MoveMouth();
+    }
+
+    public void Stoptalking()
+    {
+        isTalking = false;
+    }
+
+
+    private void MoveMouth()
+    {
+        if (!isTalking)
+        {
+            return;
+        }
+
+        if (mouthTransform.localScale == mouthClosedScale)
+        {
+            mouthTransform.localScale = mouthOpenScale;
+        }
+        else
+        {
+            mouthTransform.localScale = mouthClosedScale;
+        }
+
+        Invoke("MoveMouth", 0.5f);
+    }
+}

Assets/_PROJECT/Scripts/NPCController.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: baa11cfc03dc213438961722257e2e94
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: