Initial Commit

Library/PackageCache/com.unity.timeline@1.5.4/Runtime/ClipCaps.cs

@@ -0,0 +1,90 @@
+using System;
+
+namespace UnityEngine.Timeline
+{
+    /// <summary>
+    /// Describes the timeline features supported by a clip
+    /// </summary>
+    [Flags]
+    public enum ClipCaps
+    {
+        /// <summary>
+        /// No features are supported.
+        /// </summary>
+        None            = 0 ,
+
+        /// <summary>
+        /// The clip supports loops.
+        /// </summary>
+        Looping         = 1 << 0,
+
+        /// <summary>
+        /// The clip supports clip extrapolation.
+        /// </summary>
+        Extrapolation   = 1 << 1,
+
+        /// <summary>
+        /// The clip supports initial local times greater than zero.
+        /// </summary>
+        ClipIn          = 1 << 2,
+
+        /// <summary>
+        /// The clip supports time scaling.
+        /// </summary>
+        SpeedMultiplier = 1 << 3,
+
+        /// <summary>
+        /// The clip supports blending between clips.
+        /// </summary>
+        Blending        = 1 << 4,
+
+        /// <summary>
+        /// The clip supports time scaling, and sets the default trim mode in the editor to scale the clip
+        /// (speed multiplier) when the start/end of the clip is trimmed.
+        /// </summary>
+        AutoScale       = 1 << 5 | SpeedMultiplier,
+
+        /// <summary>
+        /// All features are supported.
+        /// </summary>
+        All = ~None
+    }
+
+    static class TimelineClipCapsExtensions
+    {
+        public static bool SupportsLooping(this TimelineClip clip)
+        {
+            return clip != null && (clip.clipCaps & ClipCaps.Looping) != ClipCaps.None;
+        }
+
+        public static bool SupportsExtrapolation(this TimelineClip clip)
+        {
+            return clip != null && (clip.clipCaps & ClipCaps.Extrapolation) != ClipCaps.None;
+        }
+
+        public static bool SupportsClipIn(this TimelineClip clip)
+        {
+            return clip != null && (clip.clipCaps & ClipCaps.ClipIn) != ClipCaps.None;
+        }
+
+        public static bool SupportsSpeedMultiplier(this TimelineClip clip)
+        {
+            return clip != null && (clip.clipCaps & ClipCaps.SpeedMultiplier) != ClipCaps.None;
+        }
+
+        public static bool SupportsBlending(this TimelineClip clip)
+        {
+            return clip != null && (clip.clipCaps & ClipCaps.Blending) != ClipCaps.None;
+        }
+
+        public static bool HasAll(this ClipCaps caps, ClipCaps flags)
+        {
+            return (caps & flags) == flags;
+        }
+
+        public static bool HasAny(this ClipCaps caps, ClipCaps flags)
+        {
+            return (caps & flags) != 0;
+        }
+    }
+}