04.07.2022

Heli_with_panels/Assets/Scripts/Panel2D/Drag.cs

@@ -0,0 +1,73 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.UI;
+using UnityEngine.EventSystems;
+
+public class Drag : MonoBehaviour, IBeginDragHandler, IDragHandler, IEndDragHandler
+{
+    protected Vector3 mousePosition;
+    protected Vector2 a; // Vector2 deltaPosition
+    public string typeDrag = null;
+    public float dragMin, dragMax;
+    public bool clamp=false;
+
+    [HideInInspector] public Vector2 dd;//для передачи в connection
+    [HideInInspector] public bool _delta = false;//для передачи в connection
+
+    private void Start()
+    {
+        dd = new Vector2(transform.localPosition.x, transform.localPosition.y);
+    }
+    public virtual void OnBeginDrag(PointerEventData data)
+    {
+        calculationBegin();  
+    }
+    public virtual void OnDrag(PointerEventData data)
+    {
+        calculationDrag();
+                  
+    }
+
+    public void OnEndDrag(PointerEventData data)
+    {
+        dd = new Vector2(transform.localPosition.x, transform.localPosition.y);
+        if (typeDrag == "x" && (dd.x == dragMin || dd.x == dragMax))
+        {
+            _delta = true;
+        }
+        else if (typeDrag == "y" && (dd.y == dragMin || dd.y == dragMax))
+        {
+            _delta = true;
+        }
+        else
+        {
+            _delta = false;
+        }
+    }
+    public void calculationBegin()
+    {
+        a = new Vector2(Input.mousePosition.x - transform.localPosition.x, Input.mousePosition.y - transform.localPosition.y);
+    }
+    public void calculationDrag()
+    {
+        mousePosition = Input.mousePosition;
+        Vector2 q = new Vector2(mousePosition.x, mousePosition.y);
+        Vector3 b = new Vector3(q.x - a.x, q.y - a.y, transform.localPosition.z);
+
+        if (typeDrag == "x")
+        {
+            b.x = (clamp) ? Mathf.Clamp(b.x, dragMin, dragMax) : b.x;
+            transform.localPosition = new Vector3(b.x, transform.localPosition.y, transform.localPosition.z);
+        }
+        else if (typeDrag == "y")
+        {
+            b.y = (clamp) ? Mathf.Clamp(b.y, dragMin, dragMax) : b.y;
+            transform.localPosition = new Vector3(transform.localPosition.x, b.y, transform.localPosition.z);
+        }
+        else
+        {
+            transform.localPosition = b;
+        }
+    }
+}