using UnityEngine;
using UnityEngine.UI;

namespace TyphoonUI
{
    /// <summary>
    /// 画布
    /// </summary>
    [RequireComponent(typeof(RectTransform))]
    [RequireComponent(typeof(Canvas))]
    [RequireComponent(typeof(CanvasScaler))]
    [RequireComponent(typeof(GraphicRaycaster))]
    [RequireComponent(typeof(CanvasGroup))]
    public class UICanvas : MonoBehaviour
    {
        public enum PanelMode
        {
            Single = 0, //单面板模式
            Multiple, //多面板模式
        }

        public Canvas Canvas;
        public CanvasScaler CanvasScaler;
        public GraphicRaycaster GraphicRaycaster;
        public CanvasGroup CanvasGroup;
        public CanvasLayer Layer = CanvasLayer.Bottom;
        public PanelMode Mode = PanelMode.Single;

        private void Reset()
        {
            LoadComponent();
        }

        public void LoadComponent()
        {
            Canvas = transform.GetComponent<Canvas>();
            CanvasScaler = transform.GetComponent<CanvasScaler>();
            GraphicRaycaster = transform.GetComponent<GraphicRaycaster>();
            CanvasGroup = transform.GetComponent<CanvasGroup>();
        }
    }
}