405 lines
14 KiB
C#
405 lines
14 KiB
C#
using System;
|
|
using System.Collections.Generic;
|
|
using System.Linq;
|
|
using UnityEditor.IMGUI.Controls;
|
|
using UnityEngine.Timeline;
|
|
|
|
namespace UnityEditor.Timeline
|
|
{
|
|
static class KeyboardNavigation
|
|
{
|
|
public static void FrameTrackHeader(TreeViewItem treeItem = null)
|
|
{
|
|
if (TrackHeadActive())
|
|
treeItem = treeItem ?? SelectionManager.SelectedTrackGUI().Last();
|
|
else
|
|
{
|
|
var item = GetVisibleSelectedItems().LastOrDefault();
|
|
treeItem = TimelineWindow.instance.allTracks.FirstOrDefault(
|
|
x => item != null && x.track == item.parentTrack);
|
|
}
|
|
|
|
if (treeItem != null)
|
|
TimelineWindow.instance.treeView.FrameItem(treeItem);
|
|
}
|
|
|
|
public static bool TrackHeadActive()
|
|
{
|
|
return SelectionManager.SelectedTracks().Any(x => x.IsVisibleInHierarchy()) && !ClipAreaActive();
|
|
}
|
|
|
|
public static bool ClipAreaActive()
|
|
{
|
|
return GetVisibleSelectedItems().Any();
|
|
}
|
|
|
|
public static IEnumerable<ITimelineItem> GetVisibleSelectedItems()
|
|
{
|
|
return SelectionManager.SelectedItems().Where(x => x.parentTrack.IsVisibleInHierarchy());
|
|
}
|
|
|
|
public static IEnumerable<TimelineTrackBaseGUI> GetVisibleTracks()
|
|
{
|
|
return TimelineWindow.instance.allTracks.Where(x => x.track.IsVisibleInHierarchy());
|
|
}
|
|
|
|
static TrackAsset PreviousTrack(this TrackAsset track)
|
|
{
|
|
var uiOrderTracks = GetVisibleTracks().Select(t => t.track).ToList();
|
|
var selIdx = uiOrderTracks.IndexOf(track);
|
|
return selIdx > 0 ? uiOrderTracks[selIdx - 1] : null;
|
|
}
|
|
|
|
static TrackAsset NextTrack(this TrackAsset track)
|
|
{
|
|
var uiOrderTracks = GetVisibleTracks().Select(t => t.track).ToList();
|
|
var selIdx = uiOrderTracks.IndexOf(track);
|
|
return selIdx < uiOrderTracks.Count - 1 && selIdx != -1 ? uiOrderTracks[selIdx + 1] : null;
|
|
}
|
|
|
|
static ITimelineItem PreviousItem(this ITimelineItem item, bool clipOnly)
|
|
{
|
|
var items = item.parentTrack.GetItems().ToArray();
|
|
if (clipOnly)
|
|
{
|
|
items = items.Where(x => x is ClipItem).ToArray();
|
|
}
|
|
else
|
|
{
|
|
items = items.Where(x => x is MarkerItem).ToArray();
|
|
}
|
|
|
|
var idx = Array.IndexOf(items, item);
|
|
return idx > 0 ? items[idx - 1] : null;
|
|
}
|
|
|
|
static ITimelineItem NextItem(this ITimelineItem item, bool clipOnly)
|
|
{
|
|
var items = item.parentTrack.GetItems().ToArray();
|
|
if (clipOnly)
|
|
{
|
|
items = items.Where(x => x is ClipItem).ToArray();
|
|
}
|
|
else
|
|
{
|
|
items = items.Where(x => x is MarkerItem).ToArray();
|
|
}
|
|
|
|
var idx = Array.IndexOf(items, item);
|
|
return idx < items.Length - 1 ? items[idx + 1] : null;
|
|
}
|
|
|
|
static bool FilterItems(ref List<ITimelineItem> items)
|
|
{
|
|
var clipOnly = false;
|
|
if (items.Any(x => x is ClipItem))
|
|
{
|
|
items = items.Where(x => x is ClipItem).ToList();
|
|
clipOnly = true;
|
|
}
|
|
|
|
return clipOnly;
|
|
}
|
|
|
|
static ITimelineItem GetClosestItem(TrackAsset track, ITimelineItem refItem)
|
|
{
|
|
var start = refItem.start;
|
|
var end = refItem.end;
|
|
var items = track.GetItems().ToList();
|
|
|
|
if (refItem is ClipItem)
|
|
{
|
|
items = items.Where(x => x is ClipItem).ToList();
|
|
}
|
|
else
|
|
{
|
|
items = items.Where(x => x is MarkerItem).ToList();
|
|
}
|
|
|
|
if (!items.Any())
|
|
return null;
|
|
ITimelineItem ret = null;
|
|
var scoreToBeat = double.NegativeInfinity;
|
|
|
|
foreach (var item in items)
|
|
{
|
|
// test for overlap
|
|
var low = Math.Max(item.start, start);
|
|
var high = Math.Min(item.end, end);
|
|
if (low <= high)
|
|
{
|
|
var score = high - low;
|
|
if (score >= scoreToBeat)
|
|
{
|
|
scoreToBeat = score;
|
|
ret = item;
|
|
}
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
public static bool FocusFirstVisibleItem(IEnumerable<TrackAsset> focusTracks = null)
|
|
{
|
|
var timeRange = TimelineEditor.visibleTimeRange;
|
|
|
|
var tracks = focusTracks ?? TimelineWindow.instance.treeView.visibleTracks.Where(x => x.IsVisibleInHierarchy() && x.GetItems().Any());
|
|
var items = tracks.SelectMany(t => t.GetItems().OfType<ClipItem>().Where(x => x.end >= timeRange.x && x.end <= timeRange.y ||
|
|
x.start >= timeRange.x && x.start <= timeRange.y)).ToList();
|
|
var itemFullyInView = items.Where(x => x.end >= timeRange.x && x.end <= timeRange.y &&
|
|
x.start >= timeRange.x && x.start <= timeRange.y);
|
|
var itemToSelect = itemFullyInView.FirstOrDefault() ?? items.FirstOrDefault();
|
|
if (itemToSelect != null && !itemToSelect.parentTrack.lockedInHierarchy)
|
|
{
|
|
SelectionManager.SelectOnly(itemToSelect);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
public static bool CollapseGroup(IEnumerable<TrackAsset> tracks)
|
|
{
|
|
if (!TrackHeadActive())
|
|
return false;
|
|
|
|
var didCollapse = false;
|
|
|
|
foreach (TrackAsset track in tracks)
|
|
{
|
|
if (!track.GetChildTracks().Any())
|
|
continue;
|
|
|
|
if (!track.IsCollapsed())
|
|
{
|
|
didCollapse = true;
|
|
track.SetCollapsed(true);
|
|
}
|
|
}
|
|
|
|
if (didCollapse)
|
|
{
|
|
TimelineEditor.Refresh(RefreshReason.ContentsAddedOrRemoved);
|
|
return true;
|
|
}
|
|
|
|
return SelectAndShowParentTrack(tracks.LastOrDefault());
|
|
}
|
|
|
|
static bool SelectAndShowParentTrack(TrackAsset track)
|
|
{
|
|
TrackAsset parent = track != null ? track.parent as TrackAsset : null;
|
|
if (parent)
|
|
{
|
|
SelectionManager.SelectOnly(parent);
|
|
FrameTrackHeader(GetVisibleTracks().First(x => x.track == parent));
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
public static bool SelectLeftItem(bool shift = false)
|
|
{
|
|
if (ClipAreaActive())
|
|
{
|
|
var items = SelectionManager.SelectedItems().ToList();
|
|
var clipOnly = FilterItems(ref items);
|
|
|
|
var item = items.Last();
|
|
var prev = item.PreviousItem(clipOnly);
|
|
if (prev != null && !prev.parentTrack.lockedInHierarchy)
|
|
{
|
|
if (shift)
|
|
{
|
|
if (SelectionManager.Contains(prev))
|
|
SelectionManager.Remove(item);
|
|
SelectionManager.Add(prev);
|
|
}
|
|
else
|
|
SelectionManager.SelectOnly(prev);
|
|
TimelineHelpers.FrameItems(new[] {prev});
|
|
}
|
|
else if (item != null && !shift && item.parentTrack != TimelineEditor.inspectedAsset.markerTrack)
|
|
SelectionManager.SelectOnly(item.parentTrack);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
public static bool SelectRightItem(bool shift = false)
|
|
{
|
|
if (ClipAreaActive())
|
|
{
|
|
var items = SelectionManager.SelectedItems().ToList();
|
|
var clipOnly = FilterItems(ref items);
|
|
|
|
var item = items.Last();
|
|
var next = item.NextItem(clipOnly);
|
|
if (next != null && !next.parentTrack.lockedInHierarchy)
|
|
{
|
|
if (shift)
|
|
{
|
|
if (SelectionManager.Contains(next))
|
|
SelectionManager.Remove(item);
|
|
SelectionManager.Add(next);
|
|
}
|
|
else
|
|
SelectionManager.SelectOnly(next);
|
|
TimelineHelpers.FrameItems(new[] {next});
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
public static bool UnCollapseGroup(IEnumerable<TrackAsset> tracks)
|
|
{
|
|
if (!TrackHeadActive())
|
|
return false;
|
|
|
|
var didUncollapse = false;
|
|
foreach (TrackAsset track in tracks)
|
|
{
|
|
if (!track.GetChildTracks().Any())
|
|
continue;
|
|
|
|
if (track.IsCollapsed())
|
|
{
|
|
didUncollapse = true;
|
|
track.SetCollapsed(false);
|
|
}
|
|
}
|
|
|
|
if (didUncollapse)
|
|
{
|
|
TimelineEditor.Refresh(RefreshReason.ContentsAddedOrRemoved);
|
|
return true;
|
|
}
|
|
|
|
return SelectFirstClipStartingFrom(tracks.Last());
|
|
}
|
|
|
|
static bool SelectFirstClipStartingFrom(TrackAsset track)
|
|
{
|
|
List<TrackAsset> visibleTracks = GetVisibleTracks().Select(x => x.track).ToList();
|
|
int idx = visibleTracks.IndexOf(track);
|
|
ITimelineItem item = null;
|
|
for (int i = idx; i < visibleTracks.Count; ++i)
|
|
{
|
|
var items = visibleTracks[i].GetItems().OfType<ClipItem>();
|
|
if (!items.Any() || visibleTracks[i].lockedInHierarchy)
|
|
continue;
|
|
item = items.First();
|
|
break;
|
|
}
|
|
|
|
if (item != null)
|
|
{
|
|
SelectionManager.SelectOnly(item);
|
|
TimelineHelpers.FrameItems(new[] { item });
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
public static bool SelectUpTrack(bool shift = false)
|
|
{
|
|
if (TrackHeadActive())
|
|
{
|
|
var prevTrack = PreviousTrack(SelectionManager.SelectedTracks().Last());
|
|
if (prevTrack != null)
|
|
{
|
|
if (shift)
|
|
{
|
|
if (SelectionManager.Contains(prevTrack))
|
|
SelectionManager.Remove(SelectionManager.SelectedTracks().Last());
|
|
SelectionManager.Add(prevTrack);
|
|
}
|
|
else
|
|
SelectionManager.SelectOnly(prevTrack);
|
|
FrameTrackHeader(GetVisibleTracks().First(x => x.track == prevTrack));
|
|
}
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
public static bool SelectUpItem()
|
|
{
|
|
if (ClipAreaActive())
|
|
{
|
|
var refItem = SelectionManager.SelectedItems().Last();
|
|
var prevTrack = refItem.parentTrack.PreviousTrack();
|
|
while (prevTrack != null)
|
|
{
|
|
var selectionItem = GetClosestItem(prevTrack, refItem);
|
|
if (selectionItem == null || prevTrack.lockedInHierarchy)
|
|
{
|
|
prevTrack = prevTrack.PreviousTrack();
|
|
continue;
|
|
}
|
|
|
|
SelectionManager.SelectOnly(selectionItem);
|
|
TimelineHelpers.FrameItems(new[] {selectionItem});
|
|
FrameTrackHeader(GetVisibleTracks().First(x => x.track == selectionItem.parentTrack));
|
|
break;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
public static bool SelectDownTrack(bool shift = false)
|
|
{
|
|
if (TrackHeadActive())
|
|
{
|
|
var nextTrack = SelectionManager.SelectedTracks().Last().NextTrack();
|
|
if (nextTrack != null)
|
|
{
|
|
if (shift)
|
|
{
|
|
if (SelectionManager.Contains(nextTrack))
|
|
SelectionManager.Remove(SelectionManager.SelectedTracks().Last());
|
|
SelectionManager.Add(nextTrack);
|
|
}
|
|
else
|
|
SelectionManager.SelectOnly(nextTrack);
|
|
|
|
FrameTrackHeader(GetVisibleTracks().First(x => x.track == nextTrack));
|
|
}
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
public static bool SelectDownItem()
|
|
{
|
|
if (ClipAreaActive())
|
|
{
|
|
var refItem = SelectionManager.SelectedItems().Last();
|
|
var nextTrack = refItem.parentTrack.NextTrack();
|
|
while (nextTrack != null)
|
|
{
|
|
var selectionItem = GetClosestItem(nextTrack, refItem);
|
|
if (selectionItem == null || nextTrack.lockedInHierarchy)
|
|
{
|
|
nextTrack = nextTrack.NextTrack();
|
|
continue;
|
|
}
|
|
|
|
SelectionManager.SelectOnly(selectionItem);
|
|
TimelineHelpers.FrameItems(new[] {selectionItem});
|
|
FrameTrackHeader(GetVisibleTracks().First(x => x.track == selectionItem.parentTrack));
|
|
break;
|
|
}
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
}
|
|
}
|