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Timeline.AccelerationRatio Property

Gets or sets a value specifying the percentage of the timeline's Duration spent accelerating the passage of time from zero to its maximum rate.

Namespace:  System.Windows.Media.Animation
Assembly:  PresentationCore (in PresentationCore.dll)
XMLNS for XAML: http://schemas.microsoft.com/winfx/2006/xaml/presentation, http://schemas.microsoft.com/netfx/2007/xaml/presentation

public double AccelerationRatio { get; set; }
<object AccelerationRatio="double" .../>

Property Value

Type: System.Double
A value between 0 and 1, inclusive, that specifies the percentage of the timeline's Duration spent accelerating the passage of time from zero to its maximum rate. If the timeline's DecelerationRatio property is also set, the sum of AccelerationRatio and DecelerationRatio must be less than or equal to 1. The default value is 0.

Identifier field

AccelerationRatioProperty

Metadata properties set to true

None

ExceptionCondition
ArgumentException

AccelerationRatio is less than 0 or greater than 1.

InvalidOperationException

The sum of AccelerationRatio and DecelerationRatio exceeds 1.

Use the AccelerationRatio property to create animations that start slowly and then speed up as time progresses. The AccelerationRatio property is useful for creating ease-in effects or making movement seem more natural. Use the AccelerationRatio and DecelerationRatio properties together to create animations that that start slowly, speed up, and then slow down again before finishing.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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