ClipCaps.cs
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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;
}
}
}