PositionViewer/Assets/Scripts/Components/Room.cs

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

public class Room : MonoBehaviour
{
    public float Height = 0.5f;
    public int Rounding = 1;
    public bool move = false;
    public bool BoxColliderEnabled = true;

    private Vector3 screenPoint;
    private Vector3 offset;
    private Vector3 curScreenPoint;
    private Vector3 curPosition;

    // Start is called before the first frame update
    void Start()
    {
        gameObject.GetComponent<BoxCollider>().enabled = BoxColliderEnabled;
    }

    // Update is called once per frame
    void Update()
    {
        if (gameObject.GetComponent<BoxCollider>().enabled != BoxColliderEnabled) gameObject.GetComponent<BoxCollider>().enabled = BoxColliderEnabled;
    }

    void OnMouseDown()
    {
        //Debug.Log(StagesEditorController.indexCursor);
       
            screenPoint = Camera.main.WorldToScreenPoint(gameObject.transform.position);
            offset = gameObject.transform.position - Camera.main.ScreenToWorldPoint(new Vector3(Input.mousePosition.x, Input.mousePosition.y, screenPoint.z));
        
    }

    // Перемещение
    void OnMouseDrag()
    {
        curScreenPoint = new Vector3(Input.mousePosition.x, Input.mousePosition.y, screenPoint.z);
        curPosition = Camera.main.ScreenToWorldPoint(curScreenPoint) + offset;

        var x = (float)Math.Round(curPosition.x, Rounding);
        var z = (float)Math.Round(curPosition.z, Rounding);
        //transform.position = new Vector3(x, Height, z);
        gameObject.GetComponent<BoxCollider>().size = new Vector3(x, Height, z);

        LocationController.Cube(gameObject, new Vector3(x, z, Height));
    }
}