1 files changed, 54 insertions, 0 deletions
diff --git a/Library/PackageCache/com.unity.timeline@1.2.13/Editor/Manipulators/TimelineClipGroup.cs b/Library/PackageCache/com.unity.timeline@1.2.13/Editor/Manipulators/TimelineClipGroup.cs
new file mode 100644
index 0000000..03f4d8d
--- /dev/null
+++ b/Library/PackageCache/com.unity.timeline@1.2.13/Editor/Manipulators/TimelineClipGroup.cs
@@ -0,0 +1,54 @@
+using System.Collections.Generic;
+using System.Linq;
+using UnityEngine;
+using UnityEngine.Timeline;
+
+namespace UnityEditor.Timeline
+{
+    class TimelineClipGroup
+    {
+        readonly TimelineClip[] m_Clips;
+        readonly TimelineClip m_LeftMostClip;
+        readonly TimelineClip m_RightMostClip;
+
+        public TimelineClip[] clips
+        {
+            get { return m_Clips; }
+        }
+
+        public double start
+        {
+            get { return m_LeftMostClip.start; }
+            set
+            {
+                var offset = value - m_LeftMostClip.start;
+
+                foreach (var clip in m_Clips)
+                    clip.start += offset;
+            }
+        }
+
+        public double end
+        {
+            get { return m_RightMostClip.end; }
+        }
+
+        public TimelineClipGroup(IEnumerable<TimelineClip> clips)
+        {
+            Debug.Assert(clips != null && clips.Any());
+
+            m_Clips = clips.ToArray();
+            m_LeftMostClip = null;
+            m_RightMostClip = null;
+
+            foreach (var clip in m_Clips)
+            {
+                if (m_LeftMostClip == null || clip.start < m_LeftMostClip.start)
+                    m_LeftMostClip = clip;
+
+                if (m_RightMostClip == null || clip.end > m_RightMostClip.end)
+                    m_RightMostClip = clip;
+            }
+        }
+    }
+}