using UnityEngine;

namespace Terkoiz.MapZoneHighlighter
{
    public static class UIDrawingUtil
    {
        public static void DrawString(Vector2 position, string label, Color color, bool centered = true)
        {
            GUI.color = color;
            DrawString(position, label, centered);
        }

        public static void DrawString(Vector2 position, string label, bool centered = true)
        {
            var content = new GUIContent(label);
            var size = new GUIStyle(GUI.skin.label).CalcSize(content);
            var upperLeft = centered ? position - size / 2f : position;
            GUI.Label(new Rect(upperLeft, size), content);
        }

        public static Vector3 WorldPointToScreenPoint(Vector3 worldPoint)
        {
            Vector3 screenPoint = Camera.main.WorldToScreenPoint(worldPoint);
            screenPoint.y = Screen.height - screenPoint.y;
            return screenPoint;
        }

        public static bool IsScreenPointVisible(Vector3 screenPoint)
        {
            return screenPoint.z > 0.01f && screenPoint.x > -5f && screenPoint.y > -5f && screenPoint.x < Screen.width && screenPoint.y < Screen.height;
        }
    }
}