mathe/Library/PackageCache/com.unity.timeline@1.7.5/Editor/treeview/Drawers/Layers/ClipsLayer.cs
2024-09-20 20:30:10 +02:00

64 lines
2.3 KiB
C#

using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Timeline;
namespace UnityEditor.Timeline
{
class ClipsLayer : ItemsLayer<TimelineClipGUI>
{
static readonly GUIStyle k_ConnectorIcon = DirectorStyles.Instance.connector;
public ClipsLayer(Layer layerOrder, IRowGUI parent) : base(layerOrder)
{
var track = parent.asset;
track.SortClips();
TimelineClipGUI previousClipGUI = null;
foreach (var clip in track.clips)
{
var oldClipGUI = ItemToItemGui.GetGuiForClip(clip);
var isInvalid = oldClipGUI != null && oldClipGUI.isInvalid; // HACK Make sure to carry invalidy state when refereshing the cache.
var currentClipGUI = new TimelineClipGUI(clip, parent, this) { isInvalid = isInvalid };
if (previousClipGUI != null) previousClipGUI.nextClip = currentClipGUI;
currentClipGUI.previousClip = previousClipGUI;
AddItem(currentClipGUI);
previousClipGUI = currentClipGUI;
}
//adjust zOrder based on current clip selection
foreach (var clipGUI in items)
{
if (clipGUI.IsSelected())
clipGUI.MoveToTop();
}
}
public override void Draw(Rect rect, WindowState state)
{
base.Draw(rect, state); //draw clips
DrawConnector(items);
}
static void DrawConnector(List<TimelineClipGUI> clips)
{
if (Event.current.type != EventType.Repaint)
return;
foreach (var clip in clips)
{
if (clip.previousClip != null && clip.visible && clip.treeViewRect.width > 14 &&
(DiscreteTime)clip.start == (DiscreteTime)clip.previousClip.end)
{
// draw little connector widget
var localRect = clip.treeViewRect;
localRect.x -= Mathf.Floor(k_ConnectorIcon.fixedWidth / 2.0f);
localRect.width = k_ConnectorIcon.fixedWidth;
localRect.height = k_ConnectorIcon.fixedHeight;
GUI.Label(localRect, GUIContent.none, k_ConnectorIcon);
}
}
}
}
}