ichni_Official/Assets/Scripts/UI/SongSelection/SongSelectionTab.cs

using System;
using System.Collections;
using System.Collections.Generic;
using DG.Tweening;
using Sirenix.OdinInspector;
using TMPro;
using UniRx;
using UnityEngine;
using UnityEngine.Serialization;
using UnityEngine.UI;

namespace Ichni.Menu
{
    public partial class SongSelectionTab : MonoBehaviour
    {
        private SongListControllerUI songListController => MenuManager.instance.songSelectionUIPage.songListController;

        public bool isLocked;
        
        public SongItemData connectedSong;
        public TMP_Text songNameText;
        public TMP_Text composerNameText;
        
        public Button quickSwitchButton;

        public float distanceToCenter;
        
        [Title("背景图&选中处理")]
        public RectTransform background;
        public Image selectedImage;
        public Image unselectedImage;
        public Image lockMark;
        
        public void SetUpTab(SongItemData song)
        {
            connectedSong = song;
            songNameText.text = song.displaySongName;
            composerNameText.text = song.composer;

            isLocked = !GameSaveManager.instance.SongSaveModule.CheckStoryKey(song.storyUnlockKey);
            lockMark.gameObject.SetActive(isLocked);
            
            quickSwitchButton.onClick.AddListener(() =>
            {
                if (MenuManager.instance.songSelectionUIPage.songListController.selectedTab == this)
                {
                    if (MenuManager.instance.isEnteringGame)
                    {
                        return;
                    }
            
                    MenuManager.instance.isEnteringGame = true;
                    
                    InformationTransistor.instance.SetInformation(
                        ChapterSelectionManager.instance.currentChapter, 
                        MenuManager.instance.songSelectionUIPage.selectedSong, 
                        MenuManager.instance.songSelectionUIPage.selectedDifficulty);
                    
                    MenuAudioManager.instance.audioContainer.PlaySoundFX("EnterToGame");
                    MenuAudioManager.instance.audioContainer.StopEvent("PlayPreview");
                    MenuManager.instance.transitionUIPage.FadeIn();
                    
                    Observable.Timer(TimeSpan.FromSeconds(0.6f)).Subscribe(_ =>
                    {
                        MenuManager.instance.EnterGame();
                    });
                }
                else
                {
                    StartCoroutine(MenuManager.instance.songSelectionUIPage.songListController.SnapToTab(this));
                }
            });
        }

        private void Update()
        {
            RectTransform centerPoint = songListController.centerPoint;
            RectTransform rectTransform = GetComponent<RectTransform>();
            
            distanceToCenter = Mathf.Abs(centerPoint.position.y - rectTransform.position.y);
            float x1 = Mathf.Sqrt(distanceToCenter) * 25 + 25;
            float x2 = distanceToCenter * 5 + 25;
            float x3 = Mathf.Pow(distanceToCenter, 2) / 10f + 25;
            rectTransform.GetChild(0).GetComponent<RectTransform>().anchoredPosition = new Vector2(x2, 0);
        }
    }

    public partial class SongSelectionTab
    {
        public void SetSelection(bool isSelected)
        {
            if (isSelected)
            {
                background.DOScaleY(1.2f, 0.25f)
                    .SetEase(Ease.OutQuad)
                    .Play();
                
               selectedImage.DOFade(1, 0.25f)
                    .SetEase(Ease.OutQuad)
                    .Play();
            }
            else
            {
                background.DOScaleY(1f, 0.25f)
                    .SetEase(Ease.OutQuad)
                    .Play();
                
                selectedImage.DOFade(0, 0.25f)
                    .SetEase(Ease.OutQuad)
                    .Play();
            }
        }
    }
}