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Timeline.GetNaturalDurationCore Method

Returns the length of a single iteration of this Timeline. This method provides the implementation for GetNaturalDuration.

Namespace:  System.Windows.Media.Animation
Assembly:  PresentationCore (in PresentationCore.dll)

protected virtual Duration GetNaturalDurationCore(
	Clock clock
You cannot use methods in XAML.


Type: System.Windows.Media.Animation.Clock

The Clock that was created for this Timeline.

Return Value

Type: System.Windows.Duration
The length of a single iteration of this Timeline, or Automatic if the natural duration is unknown.

This method provides the implementation for GetNaturalDuration and should not be called directly from your code. Use GetNaturalDuration instead.

Notes to Implementers:

This method should be implemented by timeline classes that need to provide a custom natural Duration when the Duration property is set to Automatic. If the author cannot determine the natural duration, this method should return Automatic.

Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0