Game_CodeMM/Assets/00_scripts/MapScripts/MapBuildableCell.cs

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

public class MapBuildableCell : MonoBehaviour
{
    private Vector2Int grid_position;
    private Transform sprite_render_container;

    private void Start()
    {
        sprite_render_container = transform.GetChild(0);
    }

    public void m_set_grid_position(Vector2Int position)
    {
        grid_position = position;
    }

    public Vector3 m_recv_get_grid_position_with_vector3()
    {
        return new Vector3(grid_position.y, grid_position.x, 0);
    }

    private void self_set_sprite_render_enable(Collider2D other)
    {
        if (other.gameObject.layer == LayerMask.NameToLayer("UseBuild"))
        {
            sprite_render_container.gameObject.SetActive(!other.GetComponent<MapBuildPlacer>()
                .m_recv_placer_is_snap_to_grid());
        }
    }

    private void OnTriggerEnter2D(Collider2D other)
    {
        this.self_set_sprite_render_enable(other);
    }

    private void OnTriggerStay2D(Collider2D other)
    {
        this.self_set_sprite_render_enable(other);
    }

    private void OnTriggerExit2D(Collider2D other)
    {
        sprite_render_container.gameObject.SetActive(true);
    }
}