playtest-unity/playtest/Library/PackageCache/com.unity.timeline@1.7.4/Editor/Window/TimelineWindow_Breadcrumbs.cs

125 lines
4.7 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using UnityEngine;
#if UNITY_2021_2_OR_NEWER
using UnityEditor.SceneManagement;
#else
using UnityEditor.Experimental.SceneManagement;
#endif
using UnityEngine.Playables;
using UnityEngine.Timeline;
namespace UnityEditor.Timeline
{
partial class TimelineWindow
{
List<BreadCrumbTitle> m_BreadCrumbLabels = new List<BreadCrumbTitle>(100);
static TitleMode GetTitleMode(ISequenceState sequence)
{
var prefabStage = PrefabStageUtility.GetCurrentPrefabStage();
// Top level
if (sequence.hostClip == null)
{
if (sequence.director != null && prefabStage != null && prefabStage.IsPartOfPrefabContents(sequence.director.gameObject))
return TitleMode.Prefab;
if (sequence.director != null && PrefabUtility.IsPartOfPrefabAsset(sequence.director))
return TitleMode.PrefabOutOfContext;
if (sequence.director != null && !sequence.director.isActiveAndEnabled)
return TitleMode.DisabledComponent;
if (sequence.director != null)
return TitleMode.GameObject;
if (sequence.asset != null)
return TitleMode.Asset;
}
// Subtimelines only get an error icon
else if (sequence.director != null && !sequence.director.isActiveAndEnabled && !PrefabUtility.IsPartOfPrefabAsset(sequence.director))
return TitleMode.DisabledComponent;
return TitleMode.None;
}
void DrawBreadcrumbs()
{
if (state == null)
return;
var count = 0;
foreach (var sequence in state.GetAllSequences())
{
var title = new BreadCrumbTitle
{
name = DisplayNameHelper.GetDisplayName(sequence),
mode = GetTitleMode(sequence)
};
if (count >= m_BreadCrumbLabels.Count)
m_BreadCrumbLabels.Add(title);
else
m_BreadCrumbLabels[count] = title;
count++;
}
if (m_BreadCrumbLabels.Count > count)
m_BreadCrumbLabels.RemoveRange(count, m_BreadCrumbLabels.Count - count);
using (new EditorGUI.DisabledScope(currentMode.headerState.breadCrumb == TimelineModeGUIState.Disabled))
{
var width = position.width - WindowConstants.playControlsWidth - WindowConstants.cogButtonWidth;
BreadcrumbDrawer.Draw(width, m_BreadCrumbLabels, NavigateToBreadcrumbIndex);
}
}
void NavigateToBreadcrumbIndex(int index)
{
state.PopSequencesUntilCount(index + 1);
}
void DrawSequenceSelector()
{
using (new EditorGUI.DisabledScope(currentMode.headerState.sequenceSelector == TimelineModeGUIState.Disabled))
{
if (EditorGUILayout.DropdownButton(DirectorStyles.timelineSelectorArrow, FocusType.Passive, DirectorStyles.Instance.sequenceSwitcher, GUILayout.Width(WindowConstants.selectorWidth)))
ShowSequenceSelector();
}
}
void ShowSequenceSelector()
{
var allDirectors = TimelineUtility.GetDirectorsInSceneUsingAsset(null);
var formatter = new SequenceMenuNameFormater();
var namesAndDirectors = new List<ValueTuple<string, PlayableDirector>>();
foreach (var d in allDirectors)
{
if (d.playableAsset is TimelineAsset)
{
var text = formatter.Format(DisplayNameHelper.GetDisplayName(d));
namesAndDirectors.Add(new ValueTuple<string, PlayableDirector>(text, d));
}
}
var sequenceMenu = new GenericMenu();
foreach (var (timelineName, playableDirector) in namesAndDirectors.OrderBy(i => i.Item1))
{
var isCurrent = state.masterSequence.director == playableDirector;
sequenceMenu.AddItem(new GUIContent(timelineName), isCurrent, OnSequenceSelected, playableDirector);
}
if (allDirectors.Length == 0)
sequenceMenu.AddDisabledItem(DirectorStyles.noTimelinesInScene);
sequenceMenu.DropDown(EditorGUILayout.s_LastRect);
}
void OnSequenceSelected(object arg)
{
var directorToBindTo = (PlayableDirector)arg;
if (directorToBindTo)
{
// don't just select the object, it may already be selected.
SetTimeline(directorToBindTo);
}
}
}
}