Class Int64KeyFrame

Abstract class that, when implemented, defines an animation segment with its own target value and interpolation method for a Int64AnimationUsingKeyFrames.

Inheritance
System.Object
DependencyObject
Int64KeyFrame
DiscreteInt64KeyFrame
EasingInt64KeyFrame
LinearInt64KeyFrame
SplineInt64KeyFrame
Implements
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.ToString()
Namespace: System.Windows.Media.Animation
Assembly: OpenSilver.dll
Syntax
public abstract class Int64KeyFrame : DependencyObject, IDependencyObject, IKeyFrame

Constructors

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Int64KeyFrame()

Initializes a new instance of the Int64KeyFrame class.

Declaration
protected Int64KeyFrame()
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Int64KeyFrame(Int64)

Initializes a new instance of the Int64KeyFrame class that has the specified target Value.

Declaration
protected Int64KeyFrame(long value)
Parameters
Type Name Description
System.Int64 value

The Value of the new Int64KeyFrame instance.
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Int64KeyFrame(Int64, KeyTime)

Initializes a new instance of the Int64KeyFrame class that has the specified target Value and KeyTime.

Declaration
protected Int64KeyFrame(long value, KeyTime keyTime)
Parameters
Type Name Description
System.Int64 value

The Value of the new Int64KeyFrame instance.
KeyTime keyTime

The KeyTime of the new Int64KeyFrame instance.

Fields

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KeyTimeProperty

Identifies the KeyTime dependency property.

Declaration
public static readonly DependencyProperty KeyTimeProperty
Field Value
Type Description
DependencyProperty
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ValueProperty

Identifies the Value dependency property.

Declaration
public static readonly DependencyProperty ValueProperty
Field Value
Type Description
DependencyProperty

Properties

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KeyTime

Gets or sets the time at which the key frame's target Value should be reached.

Declaration
public KeyTime KeyTime { get; set; }
Property Value
Type Description
KeyTime

The time at which the key frame's current value should be equal to its Value property. The default value is Uniform.
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Value

Gets or sets the key frame's target value.

Declaration
public long Value { get; set; }
Property Value
Type Description
System.Int64

The key frame's target value, which is the value of this key frame at its specified KeyTime. The default value is 0.

Methods

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InterpolateValue(Int64, Double)

Returns the interpolated value of a specific key frame at the progress increment provided.

Declaration
public long InterpolateValue(long baseValue, double keyFrameProgress)
Parameters
Type Name Description
System.Int64 baseValue

The value to animate from.
System.Double keyFrameProgress

A value between 0.0 and 1.0, inclusive, that specifies the percentage of time that has elapsed for this key frame.
Returns
Type Description
System.Int64

The output value of this key frame given the specified base value and progress.
Exceptions
Type Condition
System.ArgumentOutOfRangeException

Occurs if keyFrameProgress is not between 0.0 and 1.0, inclusive.
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InterpolateValueCore(Int64, Double)

Calculates the value of a key frame at the progress increment provided.

Declaration
protected virtual long InterpolateValueCore(long baseValue, double keyFrameProgress)
Parameters
Type Name Description
System.Int64 baseValue

The value to animate from; typically the value of the previous key frame.
System.Double keyFrameProgress

A value between 0.0 and 1.0, inclusive, that specifies the percentage of time that has elapsed for this key frame.
Returns
Type Description
System.Int64

The output value of this key frame given the specified base value and progress.

Explicit Interface Implementations

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IKeyFrame.Value

The value of this key frame at the KeyTime specified.

Declaration
object IKeyFrame.Value { get; set; }
Returns
Type Description
System.Object

Implements

Extension Methods