473 lines
14 KiB
C#
473 lines
14 KiB
C#
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#nullable enable
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using System;
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEngine.UIElements;
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namespace SHI.Modal
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{
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/// <summary>
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/// 시간 기반 재생을 제어하는 UI Toolkit 컴포넌트입니다.
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/// </summary>
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[UxmlElement]
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public partial class PlayBar : VisualElement, IDisposable
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{
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#region 상수 (Constants)
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private const string UXML_PATH = "SHI/Modal/PlayBar";
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private const int DEFAULT_INTERVAL_SECONDS = 2;
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#endregion
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#region UI 컴포넌트 참조
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private Label? _startLabel;
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private Label? _endLabel;
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private Label? _currentTimeLabel;
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private VisualElement? _progressTrack;
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private VisualElement? _progressFill;
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private Button? _playBtn;
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private Button? _firstBtn;
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private Button? _lastBtn;
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private Button? _stopBtn;
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private DropdownField? _intervalDropdown;
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#endregion
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#region 상태 (State)
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private DateTime _startTime;
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private DateTime _endTime;
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private DateTime _currentTime;
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private bool _isPlaying;
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private int _intervalSeconds = DEFAULT_INTERVAL_SECONDS;
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private IVisualElementScheduledItem? _playSchedule;
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private ProgressDragManipulator? _dragManipulator;
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#endregion
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#region 외부 이벤트 (Public Events)
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/// <summary>재생이 시작될 때 발생</summary>
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public event Action? OnPlayStarted;
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/// <summary>재생이 정지될 때 발생</summary>
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public event Action? OnPlayStopped;
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/// <summary>재생 중 시간이 변경될 때 발생 (자동 재생 시)</summary>
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public event Action<DateTime>? OnPlayProgress;
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/// <summary>사용자가 진행바를 드래그/클릭하여 위치를 변경할 때 발생</summary>
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public event Action<DateTime>? OnPositionChanged;
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#endregion
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#region UxmlAttribute
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[UxmlAttribute]
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public bool IsVisible
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{
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get => style.display == DisplayStyle.Flex;
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set => style.display = value ? DisplayStyle.Flex : DisplayStyle.None;
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}
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#endregion
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#region 생성자 (Constructor)
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public PlayBar()
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{
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var visualTree = Resources.Load<VisualTreeAsset>(UXML_PATH);
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Debug.Log("[PlayBar] UXML loaded and cloned." + (visualTree == null));
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if (visualTree == null)
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{
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Debug.LogError($"[PlayBar] UXML not found at: {UXML_PATH}");
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return;
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}
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visualTree.CloneTree(this);
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InitializeUIReferences();
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InitializeEventHandlers();
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// 패널에 연결된 후 드롭다운 초기화
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RegisterCallback<AttachToPanelEvent>(OnAttachToPanel);
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}
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private void OnAttachToPanel(AttachToPanelEvent evt)
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{
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UnregisterCallback<AttachToPanelEvent>(OnAttachToPanel);
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InitializeDropdown();
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}
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#endregion
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#region 초기화 (Initialization)
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private void InitializeUIReferences()
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{
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_startLabel = this.Q<Label>("start-label");
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_endLabel = this.Q<Label>("end-label");
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_currentTimeLabel = this.Q<Label>("current-time-label");
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_progressTrack = this.Q<VisualElement>("progress-track");
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_progressFill = this.Q<VisualElement>("progress-fill");
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_playBtn = this.Q<Button>("play-btn");
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_firstBtn = this.Q<Button>("first-btn");
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_lastBtn = this.Q<Button>("last-btn");
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_stopBtn = this.Q<Button>("stop-btn");
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_intervalDropdown = this.Q<DropdownField>("interval-dropdown");
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}
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private void InitializeEventHandlers()
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{
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_playBtn?.RegisterCallback<ClickEvent>(OnPlayClicked);
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_firstBtn?.RegisterCallback<ClickEvent>(OnFirstClicked);
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_lastBtn?.RegisterCallback<ClickEvent>(OnLastClicked);
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_stopBtn?.RegisterCallback<ClickEvent>(OnStopClicked);
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// 진행바 드래그/클릭 설정
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if (_progressTrack != null)
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{
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_dragManipulator = new ProgressDragManipulator(this);
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_progressTrack.AddManipulator(_dragManipulator);
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}
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}
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private void InitializeDropdown()
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{
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if (_intervalDropdown == null) return;
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var choices = new List<string>();
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for (int i = 0; i <= 10; i++)
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{
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choices.Add($"{i}초");
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}
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_intervalDropdown.choices = choices;
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_intervalDropdown.value = $"{DEFAULT_INTERVAL_SECONDS}초";
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_intervalDropdown.RegisterValueChangedCallback(OnIntervalChanged);
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}
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#endregion
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#region 공개 메서드 (Public Methods)
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/// <summary>
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/// 시간 범위를 설정합니다.
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/// </summary>
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public void SetTimeRange(DateTime start, DateTime end)
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{
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_startTime = start;
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_endTime = end;
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_currentTime = start;
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UpdateLabels();
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UpdateProgressBar();
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}
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/// <summary>
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/// 현재 시간을 설정합니다.
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/// </summary>
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public void SetCurrentTime(DateTime time)
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{
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_currentTime = ClampTime(time);
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UpdateLabels();
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UpdateProgressBar();
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}
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/// <summary>
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/// 간격 선택 옵션을 설정합니다.
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/// </summary>
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public void SetIntervalChoices(List<int> seconds)
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{
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if (_intervalDropdown == null) return;
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var choices = new List<string>();
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foreach (var sec in seconds)
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{
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choices.Add($"{sec}초");
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}
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_intervalDropdown.choices = choices;
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_intervalDropdown.index = 0;
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_intervalSeconds = seconds.Count > 0 ? seconds[0] : DEFAULT_INTERVAL_SECONDS;
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}
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/// <summary>
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/// 재생을 시작합니다.
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/// </summary>
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public void Play()
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{
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if (_isPlaying) return;
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_isPlaying = true;
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UpdatePlayButtonState();
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StartPlayTimer();
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OnPlayStarted?.Invoke();
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}
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/// <summary>
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/// 재생을 일시정지합니다.
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/// </summary>
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public void Pause()
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{
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if (!_isPlaying) return;
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_isPlaying = false;
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StopPlayTimer();
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UpdatePlayButtonState();
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}
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/// <summary>
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/// 재생을 정지하고 처음으로 돌아갑니다.
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/// </summary>
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public void Stop()
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{
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_isPlaying = false;
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_currentTime = _startTime;
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StopPlayTimer();
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UpdatePlayButtonState();
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UpdateLabels();
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UpdateProgressBar();
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OnPlayStopped?.Invoke();
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}
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/// <summary>
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/// 리소스를 정리합니다.
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/// </summary>
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public void Dispose()
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{
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StopPlayTimer();
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UnregisterEventHandlers();
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OnPlayStarted = null;
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OnPlayStopped = null;
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OnPlayProgress = null;
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OnPositionChanged = null;
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}
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#endregion
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#region 이벤트 핸들러 (Event Handlers)
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private void OnPlayClicked(ClickEvent evt)
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{
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if (_isPlaying)
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Pause();
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else
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Play();
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}
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private void OnFirstClicked(ClickEvent evt)
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{
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SetCurrentTime(_startTime);
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OnPositionChanged?.Invoke(_currentTime);
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}
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private void OnLastClicked(ClickEvent evt)
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{
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SetCurrentTime(_endTime);
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OnPositionChanged?.Invoke(_currentTime);
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}
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private void OnStopClicked(ClickEvent evt)
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{
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Stop();
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}
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private void OnIntervalChanged(ChangeEvent<string> evt)
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{
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// "2초" -> 2 파싱
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if (int.TryParse(evt.newValue.Replace("초", ""), out int seconds))
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{
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_intervalSeconds = seconds;
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// 재생 중이면 타이머 재시작
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if (_isPlaying)
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{
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StopPlayTimer();
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StartPlayTimer();
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}
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}
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}
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#endregion
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#region 타이머 (Timer)
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private void StartPlayTimer()
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{
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_playSchedule = schedule.Execute(OnPlayTick).Every(_intervalSeconds * 1000);
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}
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private void StopPlayTimer()
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{
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_playSchedule?.Pause();
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_playSchedule = null;
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}
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private void OnPlayTick()
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{
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if (!_isPlaying) return;
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_currentTime = _currentTime.AddDays(1);
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if (_currentTime >= _endTime)
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{
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_currentTime = _endTime;
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Pause();
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}
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UpdateLabels();
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UpdateProgressBar();
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OnPlayProgress?.Invoke(_currentTime);
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}
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#endregion
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#region UI 업데이트 (UI Updates)
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private void UpdateLabels()
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{
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if (_startLabel != null)
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_startLabel.text = _startTime.ToString("yyyy-MM-dd");
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if (_endLabel != null)
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_endLabel.text = _endTime.ToString("yyyy-MM-dd");
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if (_currentTimeLabel != null)
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_currentTimeLabel.text = _currentTime.ToString("yyyy-MM-dd HH:mm");
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}
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private void UpdateProgressBar()
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{
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if (_progressFill == null) return;
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float progress = CalculateProgress();
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_progressFill.style.width = Length.Percent(progress * 100);
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}
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private void UpdatePlayButtonState()
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{
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if (_playBtn == null) return;
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if (_isPlaying)
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_playBtn.AddToClassList("playing");
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else
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_playBtn.RemoveFromClassList("playing");
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}
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#endregion
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#region 유틸리티 (Utilities)
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private float CalculateProgress()
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{
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double total = (_endTime - _startTime).TotalDays;
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if (total <= 0) return 0;
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double current = (_currentTime - _startTime).TotalDays;
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return Mathf.Clamp01((float)(current / total));
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}
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private DateTime ClampTime(DateTime time)
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{
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if (time < _startTime) return _startTime;
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if (time > _endTime) return _endTime;
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return time;
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}
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/// <summary>
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/// 정규화된 위치(0~1)로부터 시간을 설정합니다. (드래그용)
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/// </summary>
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internal void SetProgressFromPosition(float normalizedPosition)
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{
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double totalDays = (_endTime - _startTime).TotalDays;
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double targetDays = totalDays * normalizedPosition;
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_currentTime = _startTime.AddDays(targetDays);
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_currentTime = ClampTime(_currentTime);
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UpdateLabels();
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UpdateProgressBar();
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}
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/// <summary>
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/// 드래그 완료 시 이벤트를 발생시킵니다.
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/// </summary>
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internal void NotifyPositionChanged()
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{
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OnPositionChanged?.Invoke(_currentTime);
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}
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internal float GetTrackWidth()
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{
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return _progressTrack?.layout.width ?? 0;
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}
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#endregion
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#region 이벤트 해제 (Unregister)
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private void UnregisterEventHandlers()
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{
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_playBtn?.UnregisterCallback<ClickEvent>(OnPlayClicked);
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_firstBtn?.UnregisterCallback<ClickEvent>(OnFirstClicked);
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_lastBtn?.UnregisterCallback<ClickEvent>(OnLastClicked);
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_stopBtn?.UnregisterCallback<ClickEvent>(OnStopClicked);
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if (_progressTrack != null && _dragManipulator != null)
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{
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_progressTrack.RemoveManipulator(_dragManipulator);
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}
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||
|
|
}
|
||
|
|
#endregion
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// 진행바의 드래그/클릭을 처리하는 Manipulator입니다.
|
||
|
|
/// </summary>
|
||
|
|
public class ProgressDragManipulator : PointerManipulator
|
||
|
|
{
|
||
|
|
private readonly PlayBar _playBar;
|
||
|
|
private bool _isActive;
|
||
|
|
|
||
|
|
public ProgressDragManipulator(PlayBar playBar)
|
||
|
|
{
|
||
|
|
_playBar = playBar;
|
||
|
|
activators.Add(new ManipulatorActivationFilter { button = MouseButton.LeftMouse });
|
||
|
|
}
|
||
|
|
|
||
|
|
protected override void RegisterCallbacksOnTarget()
|
||
|
|
{
|
||
|
|
target.RegisterCallback<PointerDownEvent>(OnPointerDown);
|
||
|
|
target.RegisterCallback<PointerMoveEvent>(OnPointerMove);
|
||
|
|
target.RegisterCallback<PointerUpEvent>(OnPointerUp);
|
||
|
|
target.RegisterCallback<PointerCaptureOutEvent>(OnPointerCaptureOut);
|
||
|
|
}
|
||
|
|
|
||
|
|
protected override void UnregisterCallbacksFromTarget()
|
||
|
|
{
|
||
|
|
target.UnregisterCallback<PointerDownEvent>(OnPointerDown);
|
||
|
|
target.UnregisterCallback<PointerMoveEvent>(OnPointerMove);
|
||
|
|
target.UnregisterCallback<PointerUpEvent>(OnPointerUp);
|
||
|
|
target.UnregisterCallback<PointerCaptureOutEvent>(OnPointerCaptureOut);
|
||
|
|
}
|
||
|
|
|
||
|
|
private void OnPointerDown(PointerDownEvent evt)
|
||
|
|
{
|
||
|
|
if (!CanStartManipulation(evt)) return;
|
||
|
|
|
||
|
|
_isActive = true;
|
||
|
|
target.CapturePointer(evt.pointerId);
|
||
|
|
UpdatePosition(evt.localPosition);
|
||
|
|
evt.StopPropagation();
|
||
|
|
}
|
||
|
|
|
||
|
|
private void OnPointerMove(PointerMoveEvent evt)
|
||
|
|
{
|
||
|
|
if (!_isActive || !target.HasPointerCapture(evt.pointerId)) return;
|
||
|
|
|
||
|
|
UpdatePosition(evt.localPosition);
|
||
|
|
}
|
||
|
|
|
||
|
|
private void OnPointerUp(PointerUpEvent evt)
|
||
|
|
{
|
||
|
|
if (!_isActive) return;
|
||
|
|
|
||
|
|
_isActive = false;
|
||
|
|
target.ReleasePointer(evt.pointerId);
|
||
|
|
|
||
|
|
// 드래그 종료 시에만 이벤트 발생
|
||
|
|
_playBar.NotifyPositionChanged();
|
||
|
|
evt.StopPropagation();
|
||
|
|
}
|
||
|
|
|
||
|
|
private void OnPointerCaptureOut(PointerCaptureOutEvent evt)
|
||
|
|
{
|
||
|
|
_isActive = false;
|
||
|
|
}
|
||
|
|
|
||
|
|
private void UpdatePosition(Vector2 localPosition)
|
||
|
|
{
|
||
|
|
float trackWidth = _playBar.GetTrackWidth();
|
||
|
|
if (trackWidth <= 0) return;
|
||
|
|
|
||
|
|
float normalizedPosition = Mathf.Clamp01(localPosition.x / trackWidth);
|
||
|
|
_playBar.SetProgressFromPosition(normalizedPosition);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|