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using System.Collections.Generic;
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using System.Linq;
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using JetBrains.Annotations;
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using UnityEditor.Timeline.Actions;
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using UnityEngine;
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using UnityEngine.Timeline;
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using UnityEngine.Playables;
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namespace UnityEditor.Timeline
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{
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[MenuEntry("Edit in Animation Window", MenuPriority.ClipEditActionSection.editInAnimationWindow), UsedImplicitly]
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class EditClipInAnimationWindow : ClipAction
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{
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public override ActionValidity Validate(IEnumerable<TimelineClip> clips)
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{
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if (!GetEditableClip(clips, out _, out _))
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return ActionValidity.NotApplicable;
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return ActionValidity.Valid;
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}
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public override bool Execute(IEnumerable<TimelineClip> clips)
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{
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TimelineClip clip;
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AnimationClip clipToEdit;
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if (!GetEditableClip(clips, out clip, out clipToEdit))
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return false;
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GameObject gameObject = null;
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if (TimelineEditor.inspectedDirector != null)
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gameObject = TimelineUtility.GetSceneGameObject(TimelineEditor.inspectedDirector, clip.GetParentTrack());
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var timeController = TimelineAnimationUtilities.CreateTimeController(clip);
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TimelineAnimationUtilities.EditAnimationClipWithTimeController(
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clipToEdit, timeController, clip.animationClip != null ? gameObject : null);
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return true;
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}
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private static bool GetEditableClip(IEnumerable<TimelineClip> clips, out TimelineClip clip, out AnimationClip animClip)
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{
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clip = null;
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animClip = null;
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if (clips.Count() != 1)
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return false;
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clip = clips.FirstOrDefault();
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if (clip == null)
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return false;
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if (clip.animationClip != null)
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animClip = clip.animationClip;
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else if (clip.curves != null && !clip.curves.empty)
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animClip = clip.curves;
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return animClip != null;
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}
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}
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[MenuEntry("Edit Sub-Timeline", MenuPriority.ClipEditActionSection.editSubTimeline), UsedImplicitly]
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class EditSubTimeline : ClipAction
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{
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private static readonly string MultiItemPrefix = "Edit Sub-Timelines/";
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private static readonly string SingleItemPrefix = "Edit ";
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public override ActionValidity Validate(IEnumerable<TimelineClip> clips)
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{
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if (clips == null || clips.Count() != 1 || TimelineEditor.inspectedDirector == null)
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return ActionValidity.NotApplicable;
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var clip = clips.First();
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var directors = TimelineUtility.GetSubTimelines(clip, TimelineEditor.inspectedDirector);
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return directors.Any(x => x != null) ? ActionValidity.Valid : ActionValidity.NotApplicable;
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}
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public override bool Execute(IEnumerable<TimelineClip> clips)
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{
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if (Validate(clips) != ActionValidity.Valid) return false;
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var clip = clips.First();
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var directors = TimelineUtility.GetSubTimelines(clip, TimelineEditor.inspectedDirector);
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ExecuteInternal(directors, 0, clip);
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return true;
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}
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static void ExecuteInternal(IList<PlayableDirector> directors, int directorIndex, TimelineClip clip)
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{
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SelectionManager.Clear();
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TimelineWindow.instance.SetCurrentTimeline(directors[directorIndex], clip);
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}
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internal void AddMenuItem(List<MenuActionItem> menuItems)
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{
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var clips = TimelineEditor.selectedClips;
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if (clips == null || clips.Length != 1)
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return;
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var mode = TimelineWindow.instance.currentMode.mode;
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MenuEntryAttribute menuAttribute = GetType().GetCustomAttributes(typeof(MenuEntryAttribute), false).OfType<MenuEntryAttribute>().FirstOrDefault();
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var menuItem = new MenuActionItem()
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{
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category = menuAttribute.subMenuPath ?? string.Empty,
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entryName = menuAttribute.name,
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isActiveInMode = this.IsActionActiveInMode(mode),
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priority = menuAttribute.priority,
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state = Validate(clips),
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callback = null
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};
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var subDirectors = TimelineUtility.GetSubTimelines(clips[0], TimelineEditor.inspectedDirector);
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if (subDirectors.Count == 1)
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{
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menuItem.entryName = SingleItemPrefix + DisplayNameHelper.GetDisplayName(subDirectors[0]);
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menuItem.callback = () =>
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{
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Execute(clips);
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};
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menuItems.Add(menuItem);
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}
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else
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{
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for (int i = 0; i < subDirectors.Count; i++)
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{
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var index = i;
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menuItem.category = MultiItemPrefix;
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menuItem.entryName = DisplayNameHelper.GetDisplayName(subDirectors[i]);
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menuItem.callback = () =>
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{
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ExecuteInternal(subDirectors, index, clips[0]);
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};
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menuItems.Add(menuItem);
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}
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}
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}
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}
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[MenuEntry("Editing/Trim Start", MenuPriority.ClipActionSection.trimStart)]
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[Shortcut(Shortcuts.Clip.trimStart), UsedImplicitly]
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class TrimStart : ClipAction
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{
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public override ActionValidity Validate(IEnumerable<TimelineClip> clips)
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{
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return clips.All(x => TimelineEditor.inspectedSequenceTime <= x.start || TimelineEditor.inspectedSequenceTime >= x.start + x.duration) ? ActionValidity.Invalid : ActionValidity.Valid;
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}
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public override bool Execute(IEnumerable<TimelineClip> clips)
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{
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return ClipModifier.TrimStart(clips, TimelineEditor.inspectedSequenceTime);
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}
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}
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[MenuEntry("Editing/Trim End", MenuPriority.ClipActionSection.trimEnd), UsedImplicitly]
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[Shortcut(Shortcuts.Clip.trimEnd)]
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class TrimEnd : ClipAction
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{
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public override ActionValidity Validate(IEnumerable<TimelineClip> clips)
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{
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return clips.All(x => TimelineEditor.inspectedSequenceTime <= x.start || TimelineEditor.inspectedSequenceTime >= x.start + x.duration) ? ActionValidity.Invalid : ActionValidity.Valid;
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}
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public override bool Execute(IEnumerable<TimelineClip> clips)
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{
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return ClipModifier.TrimEnd(clips, TimelineEditor.inspectedSequenceTime);
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}
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}
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[Shortcut(Shortcuts.Clip.split)]
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[MenuEntry("Editing/Split", MenuPriority.ClipActionSection.split), UsedImplicitly]
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class Split : ClipAction
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{
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public override ActionValidity Validate(IEnumerable<TimelineClip> clips)
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{
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return clips.All(x => TimelineEditor.inspectedSequenceTime <= x.start || TimelineEditor.inspectedSequenceTime >= x.start + x.duration) ? ActionValidity.Invalid : ActionValidity.Valid;
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}
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public override bool Execute(IEnumerable<TimelineClip> clips)
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{
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bool success = ClipModifier.Split(clips, TimelineEditor.inspectedSequenceTime, TimelineEditor.inspectedDirector);
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if (success)
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TimelineEditor.Refresh(RefreshReason.ContentsAddedOrRemoved);
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return success;
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}
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}
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[MenuEntry("Editing/Complete Last Loop", MenuPriority.ClipActionSection.completeLastLoop), UsedImplicitly]
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class CompleteLastLoop : ClipAction
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{
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public override ActionValidity Validate(IEnumerable<TimelineClip> clips)
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{
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bool canDisplay = clips.Any(TimelineHelpers.HasUsableAssetDuration);
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return canDisplay ? ActionValidity.Valid : ActionValidity.Invalid;
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}
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public override bool Execute(IEnumerable<TimelineClip> clips)
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{
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return ClipModifier.CompleteLastLoop(clips);
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}
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}
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[MenuEntry("Editing/Trim Last Loop", MenuPriority.ClipActionSection.trimLastLoop), UsedImplicitly]
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class TrimLastLoop : ClipAction
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{
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public override ActionValidity Validate(IEnumerable<TimelineClip> clips)
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{
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bool canDisplay = clips.Any(TimelineHelpers.HasUsableAssetDuration);
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return canDisplay ? ActionValidity.Valid : ActionValidity.Invalid;
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}
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public override bool Execute(IEnumerable<TimelineClip> clips)
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{
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return ClipModifier.TrimLastLoop(clips);
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}
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}
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[MenuEntry("Editing/Match Duration", MenuPriority.ClipActionSection.matchDuration), UsedImplicitly]
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class MatchDuration : ClipAction
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{
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public override ActionValidity Validate(IEnumerable<TimelineClip> clips)
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{
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return clips.Count() > 1 ? ActionValidity.Valid : ActionValidity.Invalid;
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}
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public override bool Execute(IEnumerable<TimelineClip> clips)
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{
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return ClipModifier.MatchDuration(clips);
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}
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}
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[MenuEntry("Editing/Double Speed", MenuPriority.ClipActionSection.doubleSpeed), UsedImplicitly]
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class DoubleSpeed : ClipAction
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{
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public override ActionValidity Validate(IEnumerable<TimelineClip> clips)
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{
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bool canDisplay = clips.All(x => x.SupportsSpeedMultiplier());
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return canDisplay ? ActionValidity.Valid : ActionValidity.Invalid;
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}
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public override bool Execute(IEnumerable<TimelineClip> clips)
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{
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return ClipModifier.DoubleSpeed(clips);
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}
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}
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[MenuEntry("Editing/Half Speed", MenuPriority.ClipActionSection.halfSpeed), UsedImplicitly]
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class HalfSpeed : ClipAction
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{
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public override ActionValidity Validate(IEnumerable<TimelineClip> clips)
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{
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bool canDisplay = clips.All(x => x.SupportsSpeedMultiplier());
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return canDisplay ? ActionValidity.Valid : ActionValidity.Invalid;
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}
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public override bool Execute(IEnumerable<TimelineClip> clips)
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{
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return ClipModifier.HalfSpeed(clips);
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}
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}
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[MenuEntry("Editing/Reset Duration", MenuPriority.ClipActionSection.resetDuration), UsedImplicitly]
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class ResetDuration : ClipAction
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{
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public override ActionValidity Validate(IEnumerable<TimelineClip> clips)
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{
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bool canDisplay = clips.Any(TimelineHelpers.HasUsableAssetDuration);
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return canDisplay ? ActionValidity.Valid : ActionValidity.Invalid;
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}
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public override bool Execute(IEnumerable<TimelineClip> clips)
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{
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return ClipModifier.ResetEditing(clips);
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}
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}
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[MenuEntry("Editing/Reset Speed", MenuPriority.ClipActionSection.resetSpeed), UsedImplicitly]
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class ResetSpeed : ClipAction
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{
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public override ActionValidity Validate(IEnumerable<TimelineClip> clips)
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{
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bool canDisplay = clips.All(x => x.SupportsSpeedMultiplier());
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return canDisplay ? ActionValidity.Valid : ActionValidity.Invalid;
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}
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public override bool Execute(IEnumerable<TimelineClip> clips)
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{
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return ClipModifier.ResetSpeed(clips);
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}
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}
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[MenuEntry("Editing/Reset All", MenuPriority.ClipActionSection.resetAll), UsedImplicitly]
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class ResetAll : ClipAction
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{
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public override ActionValidity Validate(IEnumerable<TimelineClip> clips)
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{
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bool canDisplay = clips.Any(TimelineHelpers.HasUsableAssetDuration) || clips.All(x => x.SupportsSpeedMultiplier());
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return canDisplay ? ActionValidity.Valid : ActionValidity.Invalid;
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}
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public override bool Execute(IEnumerable<TimelineClip> clips)
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{
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var speedResult = ClipModifier.ResetSpeed(clips);
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var editResult = ClipModifier.ResetEditing(clips);
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return speedResult || editResult;
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}
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}
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[MenuEntry("Tile", MenuPriority.ClipActionSection.tile), UsedImplicitly]
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class Tile : ClipAction
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{
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public override ActionValidity Validate(IEnumerable<TimelineClip> clips)
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{
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return clips.Count() > 1 ? ActionValidity.Valid : ActionValidity.Invalid;
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}
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public override bool Execute(IEnumerable<TimelineClip> clips)
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{
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return ClipModifier.Tile(clips);
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}
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}
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[MenuEntry("Find Source Asset", MenuPriority.ClipActionSection.findSourceAsset), UsedImplicitly]
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[ActiveInMode(TimelineModes.Default | TimelineModes.ReadOnly)]
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class FindSourceAsset : ClipAction
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{
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public override ActionValidity Validate(IEnumerable<TimelineClip> clips)
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{
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if (clips.Count() > 1)
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return ActionValidity.Invalid;
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if (GetUnderlyingAsset(clips.First()) == null)
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return ActionValidity.Invalid;
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return ActionValidity.Valid;
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}
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public override bool Execute(IEnumerable<TimelineClip> clips)
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{
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EditorGUIUtility.PingObject(GetUnderlyingAsset(clips.First()));
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return true;
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}
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private static UnityEngine.Object GetExternalPlayableAsset(TimelineClip clip)
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{
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if (clip.asset == null)
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return null;
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if ((clip.asset.hideFlags & HideFlags.HideInHierarchy) != 0)
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return null;
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return clip.asset;
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}
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private static UnityEngine.Object GetUnderlyingAsset(TimelineClip clip)
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{
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var asset = clip.asset as ScriptableObject;
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if (asset == null)
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return null;
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var fields = ObjectReferenceField.FindObjectReferences(asset.GetType());
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if (fields.Length == 0)
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return GetExternalPlayableAsset(clip);
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// Find the first non-null field
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foreach (var field in fields)
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{
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// skip scene refs in asset mode
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if (TimelineEditor.inspectedDirector == null && field.isSceneReference)
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continue;
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var obj = field.Find(asset, TimelineEditor.inspectedDirector);
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if (obj != null)
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return obj;
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}
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return GetExternalPlayableAsset(clip);
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}
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}
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class CopyClipsToClipboard : ClipAction
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{
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public override ActionValidity Validate(IEnumerable<TimelineClip> clips) => ActionValidity.Valid;
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public override bool Execute(IEnumerable<TimelineClip> clips)
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{
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TimelineEditor.clipboard.CopyItems(clips.ToItems());
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return true;
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}
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}
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}
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