2026-06-19 UI, UI로직

Assets/My project/Dialogue Scripts/UI/DialogueBillboard.cs

@@ -0,0 +1,65 @@
+using UnityEngine;
+
+public class DialogueBillboard : MonoBehaviour
+{
+    [Header("Target")]
+    [SerializeField] private Transform target;
+    [SerializeField] private Camera targetCamera;
+
+    [Header("Position")]
+    [SerializeField] private Vector3 offset = new Vector3(0f, 2f, 0f);
+
+    [Header("Look At Camera")]
+    [SerializeField] private bool faceCamera = true;
+    [SerializeField] private bool lockYAxis = false;
+    [SerializeField] private bool rotate180AfterLookAt = true;
+
+    public Transform Target => target;
+
+    private void LateUpdate()
+    {
+        if (target == null)
+            return;
+
+        transform.position = target.position + offset;
+
+        if (!faceCamera)
+            return;
+
+        if (targetCamera == null)
+            targetCamera = Camera.main;
+
+        if (targetCamera == null)
+            return;
+
+        Vector3 lookPosition = targetCamera.transform.position;
+
+        if (lockYAxis)
+            lookPosition.y = transform.position.y;
+
+        transform.LookAt(lookPosition);
+
+        if (rotate180AfterLookAt)
+            transform.Rotate(0f, 180f, 0f);
+    }
+
+    public void SetTarget(Transform newTarget)
+    {
+        target = newTarget;
+    }
+
+    public void ClearTarget()
+    {
+        target = null;
+    }
+
+    public void SetCamera(Camera newCamera)
+    {
+        targetCamera = newCamera;
+    }
+
+    public void SetOffset(Vector3 newOffset)
+    {
+        offset = newOffset;
+    }
+}