XAML Unleashed

Controlling Duration

Both DoubleAnimations used thus far have the default duration of one second, but you can change this by setting its Duration property inherited from Timeline:

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<DoubleAnimation From="0" To="1" Duration="0:0:5" />

This changes the duration to five seconds. The syntax for specifying the length of time in XAML is the same as what TimeSpan.Parse accepts: days.hours:minutes:seconds.fraction.

Be careful when specifying a TimeSpan or Duration as a string!

TimeSpan.Parse, which is also used automatically by a type converter for TimeSpan and Duration for the benefit of XAML, accepts shortcuts in its syntax ...