//------------------------------------------------------------
// Game Framework
// Copyright © 2013-2021 Jiang Yin. All rights reserved.
// Homepage: https://gameframework.cn/
// Feedback: mailto:ellan@gameframework.cn
//------------------------------------------------------------

using System;
using UnityEngine;
using UnityEngine.UI;

namespace UnityGameFramework.Runtime
{
    /// <summary>
    /// 默认界面组辅助器。
    /// </summary>
    public class DsUIGroupHelper : UIGroupHelperBase
    {
        private Canvas _canvas;
        private CanvasScaler _canvasScale;
        private void Awake()
        {
            _canvas = this.gameObject.AddComponent<Canvas>();
            _canvas.renderMode = RenderMode.ScreenSpaceCamera;
            _canvas.worldCamera = GameObject.FindWithTag("UiCamera").GetComponent<Camera>();
            _canvasScale = this.gameObject.AddComponent<CanvasScaler>();
            _canvasScale.uiScaleMode = CanvasScaler.ScaleMode.ScaleWithScreenSize;
            _canvasScale.referenceResolution = new Vector2(1920, 1080);
            RectTransform rect = this.gameObject.GetOrAddComponent<RectTransform>();
            rect.anchoredPosition = new Vector2(0, 0);
            gameObject.AddComponent<GraphicRaycaster>();
        }

        private void Start()
        {
            if (this.gameObject.name.Equals("UI Group - Pop"))
            {
               GameObject obj=new GameObject("MoveItemContent");
               obj.AddComponent<RectTransform>().sizeDelta = new Vector2(1920, 1080);
               obj.transform.SetParent(this.transform);
               obj.transform.localPosition=Vector3.zero;
               obj.tag = "MoveItemContent";
            }
        }

        /// <summary>
        /// 设置界面组深度。
        /// </summary>
        /// <param name="depth">界面组深度。</param>
        public override void SetDepth(int depth)
        {
            _canvas.sortingOrder = depth;
        }
    }
}