MatrixKeyFrameCollection.IndexOf(MatrixKeyFrame) Method

Reference

Definition

Namespace:: System.Windows.Media.Animation

Assembly:: PresentationCore.dll

Important

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Searches for the specified MatrixKeyFrame and returns the zero-based index of the first occurrence within the entire collection.

public:
 int IndexOf(System::Windows::Media::Animation::MatrixKeyFrame ^ keyFrame);

public int IndexOf (System.Windows.Media.Animation.MatrixKeyFrame keyFrame);

member this.IndexOf : System.Windows.Media.Animation.MatrixKeyFrame -> int

Public Function IndexOf (keyFrame As MatrixKeyFrame) As Integer

Parameters

keyFrame: MatrixKeyFrame

The MatrixKeyFrame to locate in the collection.

Returns

Int32

The zero-based index of the first occurrence of keyFrame within the entire collection, if found; otherwise, -1.

Remarks

The collection is searched forward starting at the first key frame and ending at the last key frame.

This method performs a linear search; therefore, the average execution time is proportional to Count. That is, this method is an O(n) operation, where n is Count.

This method determines equality by calling Object.Equals.

Applies to

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