using System.Collections.Generic;
using UnityEngine;

namespace Es.InkPainter
{
	public static class GameObjectExtension
	{
		public static InkCanvas AddInkCanvas(this GameObject gameObject, List<InkCanvas.PaintSet> paintDatas)
		{
			if (paintDatas == null || paintDatas.Count == 0)
			{
				Debug.LogError("Parameter is null or empty.");
				return null;
			}
			bool activeSelf = gameObject.activeSelf;
			gameObject.SetActive(value: false);
			InkCanvas inkCanvas = gameObject.AddComponent<InkCanvas>();
			if (inkCanvas == null)
			{
				Debug.LogError("Could not attach InkCanvas to GameObject.");
				return null;
			}
			inkCanvas.OnCanvasAttached += delegate(InkCanvas canvas)
			{
				canvas.PaintDatas = paintDatas;
			};
			gameObject.SetActive(activeSelf);
			return inkCanvas;
		}

		public static InkCanvas AddInkCanvas(this GameObject gameObject, InkCanvas.PaintSet paintData)
		{
			if (paintData == null)
			{
				Debug.LogError("Parameter is null or empty.");
				return null;
			}
			return gameObject.AddInkCanvas(new List<InkCanvas.PaintSet> { paintData });
		}
	}
}