using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class drCol112 : MonoBehaviour
{
    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

    [HideInInspector] public bool isDrag = false;
    Manager man;

    Camera cam;//камера для канваса с панелями
    private void Awake()
    {
        dd = new Vector2(transform.localPosition.x, transform.localPosition.y);
        if (man == null) man = GameObject.Find("Manager").GetComponent<Manager>();
        cam = man.cam;
    }
    public void OnMouseDown()
    {
        calculationBegin();
    }
    public void OnMouseDrag()
    {
        calculationDrag();

    }

    public void OnMouseUp()
    {
        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;
        }
        isDrag = false;
    }
    public void calculationBegin()
    {
        //a = new Vector2(Input.mousePosition.x - transform.localPosition.x, Input.mousePosition.y - transform.localPosition.y);
        mousePosition = cam.ScreenToWorldPoint(Input.mousePosition);//mousePosition = Input.mousePosition;
        a = new Vector2(mousePosition.x - transform.localPosition.x, mousePosition.y - transform.localPosition.y);
        isDrag = true;
    }
    public void calculationDrag()
    {
        if (man.mode == "scedit" || man.mode == "play")
            return;
        mousePosition = cam.ScreenToWorldPoint(Input.mousePosition);//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;
        }
    }
    public void SetState(int b)
    {
        float bf = (clamp) ? Mathf.Clamp((float)b/100f, dragMin, dragMax) : b/100;
        //b += (int)(dragMax - dragMin) / 2;
        if (typeDrag == "x")
            transform.localPosition = new Vector3(bf, transform.localPosition.y, transform.localPosition.z);
        else 
        if (typeDrag == "y")
            transform.localPosition = new Vector3(transform.localPosition.x, bf, transform.localPosition.z);
    }

}