From c55fba8ab2a1c9d3df65eda4a5a1e957f4aa1f78 Mon Sep 17 00:00:00 2001
From: Andrew Lee <alee14498@protonmail.com>
Date: Sun, 19 Apr 2020 17:19:32 -0400
Subject: Inital commit

---
 .../Runtime/Playables/TimeControlPlayable.cs       | 85 ++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 Library/PackageCache/com.unity.timeline@1.2.13/Runtime/Playables/TimeControlPlayable.cs

(limited to 'Library/PackageCache/com.unity.timeline@1.2.13/Runtime/Playables/TimeControlPlayable.cs')

diff --git a/Library/PackageCache/com.unity.timeline@1.2.13/Runtime/Playables/TimeControlPlayable.cs b/Library/PackageCache/com.unity.timeline@1.2.13/Runtime/Playables/TimeControlPlayable.cs
new file mode 100644
index 0000000..68ec80d
--- /dev/null
+++ b/Library/PackageCache/com.unity.timeline@1.2.13/Runtime/Playables/TimeControlPlayable.cs
@@ -0,0 +1,85 @@
+using UnityEngine.Playables;
+
+namespace UnityEngine.Timeline
+{
+    /// <summary>
+    /// A PlayableBehaviour that manages a component that implements the ITimeControl interface
+    /// </summary>
+    public class TimeControlPlayable : PlayableBehaviour
+    {
+        ITimeControl m_timeControl;
+
+        bool m_started;
+
+        /// <summary>
+        /// Creates a Playable with a TimeControlPlayable behaviour attached
+        /// </summary>
+        /// <param name="graph">The PlayableGraph to inject the Playable into.</param>
+        /// <param name="timeControl"></param>
+        /// <returns></returns>
+        public static ScriptPlayable<TimeControlPlayable> Create(PlayableGraph graph, ITimeControl timeControl)
+        {
+            if (timeControl == null)
+                return ScriptPlayable<TimeControlPlayable>.Null;
+
+            var handle = ScriptPlayable<TimeControlPlayable>.Create(graph);
+            handle.GetBehaviour().Initialize(timeControl);
+            return handle;
+        }
+
+        /// <summary>
+        /// Initializes the behaviour
+        /// </summary>
+        /// <param name="timeControl">Component that implements the ITimeControl interface</param>
+        public void Initialize(ITimeControl timeControl)
+        {
+            m_timeControl = timeControl;
+        }
+
+        /// <summary>
+        /// This function is called during the PrepareFrame phase of the PlayableGraph.
+        /// </summary>
+        /// <param name="playable">The Playable that owns the current PlayableBehaviour.</param>
+        /// <param name="info">A FrameData structure that contains information about the current frame context.</param>
+        public override void PrepareFrame(Playable playable, FrameData info)
+        {
+            Debug.Assert(m_started, "PrepareFrame has been called without OnControlTimeStart being called first.");
+            if (m_timeControl != null)
+                m_timeControl.SetTime(playable.GetTime());
+        }
+
+        /// <summary>
+        /// This function is called when the Playable play state is changed to Playables.PlayState.Playing.
+        /// </summary>
+        /// <param name="playable">The Playable that owns the current PlayableBehaviour.</param>
+        /// <param name="info">A FrameData structure that contains information about the current frame context.</param>
+        public override void OnBehaviourPlay(Playable playable, FrameData info)
+        {
+            if (m_timeControl == null)
+                return;
+
+            if (!m_started)
+            {
+                m_timeControl.OnControlTimeStart();
+                m_started = true;
+            }
+        }
+
+        /// <summary>
+        /// This function is called when the Playable play state is changed to PlayState.Paused.
+        /// </summary>
+        /// <param name="playable">The playable this behaviour is attached to.</param>
+        /// <param name="info">A FrameData structure that contains information about the current frame context.</param>
+        public override void OnBehaviourPause(Playable playable, FrameData info)
+        {
+            if (m_timeControl == null)
+                return;
+
+            if (m_started)
+            {
+                m_timeControl.OnControlTimeStop();
+                m_started = false;
+            }
+        }
+    }
+}
-- 
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