using System.Collections;
using System.Collections.Generic;
using UnityEngine;
#if UNITY_EDITOR
using UnityEditor;
#endif
[RequireComponent(typeof(BoxCollider2D))]
public class BoxCollider2DGizmo : MonoBehaviour
{
    public Color color = new Color(1, 0, 0, 0.5f);
#if UNITY_EDITOR
    private void OnDrawGizmos()
    {
        var collider = GetComponent<BoxCollider2D>();
        Color fill = color;
        fill.a *= 0.25f;
        Vector3[] points = new Vector3[4];
        Rect r = new Rect(collider.offset - collider.size/2, collider.size);
        points[0] = transform.TransformPoint(new Vector3(r.min.x, r.min.y));
        points[1] = transform.TransformPoint(new Vector3(r.min.x, r.max.y));
        points[2] = transform.TransformPoint(new Vector3(r.max.x, r.max.y));
        points[3] = transform.TransformPoint(new Vector3(r.max.x, r.min.y));
        Handles.DrawSolidRectangleWithOutline(points, fill, color);
    }
#endif
}