Initial commit

Library/PackageCache/com.unity.timeline@1.2.18/Runtime/Events/Signals/SignalEmitter.cs

@@ -0,0 +1,72 @@
+using System;
+using UnityEngine;
+using UnityEngine.Playables;
+
+namespace UnityEngine.Timeline
+{
+    /// <inheritdoc cref="UnityEngine.Timeline.IMarker" />
+    /// <summary>
+    /// Marker that emits a signal to a SignalReceiver.
+    /// </summary>
+    /// A SignalEmitter emits a notification through the playable system. A SignalEmitter is used with a SignalReceiver and a SignalAsset.
+    /// <seealso cref="UnityEngine.Timeline.SignalAsset"/>
+    /// <seealso cref="UnityEngine.Timeline.SignalReceiver"/>
+    [Serializable]
+    [CustomStyle("SignalEmitter")]
+    [ExcludeFromPreset]
+    public class SignalEmitter : Marker, INotification, INotificationOptionProvider
+    {
+        [SerializeField] bool m_Retroactive;
+        [SerializeField] bool m_EmitOnce;
+        [SerializeField] SignalAsset m_Asset;
+
+        /// <summary>
+        /// Use retroactive to emit the signal if playback starts after the SignalEmitter time.
+        /// </summary>
+        public bool retroactive
+        {
+            get { return m_Retroactive; }
+            set { m_Retroactive = value; }
+        }
+
+        /// <summary>
+        /// Use emitOnce to emit this signal once during loops.
+        /// </summary>
+        public bool emitOnce
+        {
+            get { return m_EmitOnce; }
+            set { m_EmitOnce = value; }
+        }
+
+        /// <summary>
+        /// Asset representing the signal being emitted.
+        /// </summary>
+        public SignalAsset asset
+        {
+            get { return m_Asset; }
+            set { m_Asset = value; }
+        }
+
+        PropertyName INotification.id
+        {
+            get
+            {
+                if (m_Asset != null)
+                {
+                    return new PropertyName(m_Asset.name);
+                }
+                return new PropertyName(string.Empty);
+            }
+        }
+
+        NotificationFlags INotificationOptionProvider.flags
+        {
+            get
+            {
+                return (retroactive ? NotificationFlags.Retroactive : default(NotificationFlags)) |
+                    (emitOnce ? NotificationFlags.TriggerOnce : default(NotificationFlags)) |
+                    NotificationFlags.TriggerInEditMode;
+            }
+        }
+    }
+}