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.
Assembly: PresentationCore (in PresentationCore.dll)
XMLNS for XAML: http://schemas.microsoft.com/winfx/2006/xaml/presentation, http://schemas.microsoft.com/netfx/2007/xaml/presentation
Property ValueType: 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 and DecelerationRatio must be less than or equal to 1. The default value is 0.
Metadata properties set to true
Use the property to create animations that start slowly and then speed up as time progresses. The property is useful for creating ease-in effects or making movement seem more natural. Use the and DecelerationRatio properties together to create animations that that start slowly, speed up, and then slow down again before finishing.