20240422

DragableDirectionWaypoint.cs

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+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace Mapbox.Examples
+{
+	public class DragableDirectionWaypoint : MonoBehaviour
+	{
+		public Action MouseDown = () => { };
+		public Action MouseDraging = () => { };
+		public Action MouseDrop = () => { };
+
+		public Transform MoveTarget;
+		private Vector3 screenPoint;
+		private Vector3 offset;
+		private Plane _yPlane;
+
+		public void Start()
+		{
+			_yPlane = new Plane(Vector3.up, Vector3.zero);
+		}
+
+		void OnMouseDrag()
+		{
+			MouseDraging();
+			Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
+			float enter = 0.0f;
+			if (_yPlane.Raycast(ray, out enter))
+			{
+				MoveTarget.position = ray.GetPoint(enter);
+			}
+		}
+
+		private void OnMouseDown()
+		{
+			MouseDown();
+		}
+
+		private void OnMouseUp()
+		{
+			MouseDrop();
+		}
+	}
+}