1 files changed, 57 insertions, 0 deletions
diff --git a/Library/PackageCache/com.unity.timeline@1.2.13/Editor/treeview/Drawers/Layers/ClipsLayer.cs b/Library/PackageCache/com.unity.timeline@1.2.13/Editor/treeview/Drawers/Layers/ClipsLayer.cs
new file mode 100644
index 0000000..910123e
--- /dev/null
+++ b/Library/PackageCache/com.unity.timeline@1.2.13/Editor/treeview/Drawers/Layers/ClipsLayer.cs
@@ -0,0 +1,57 @@
+using System.Collections.Generic;
+using System.Linq;
+using UnityEngine;
+using UnityEngine.Timeline;
+
+namespace UnityEditor.Timeline
+{
+    class ClipsLayer : ItemsLayer
+    {
+        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;
+            }
+        }
+
+        public override void Draw(Rect rect, WindowState state)
+        {
+            base.Draw(rect, state); //draw clips
+            DrawConnector(items.OfType<TimelineClipGUI>());
+        }
+
+        static void DrawConnector(IEnumerable<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);
+                }
+            }
+        }
+    }
+}