public static AnimationClock AnimatePenner(
DependencyObject element,
DependencyProperty prop,
Tween.Equations type,
double to,
int durationMS,
EventHandler callbackFunc,
EventHandler durationFunc
)
{
return AnimatePenner(element, prop, type, null, to, durationMS, callbackFunc, durationFunc);
}
public static AnimationClock AnimatePenner(
DependencyObject element,
DependencyProperty prop,
Tween.Equations type,
double? from,
double to,
int durationMS,
EventHandler callbackFunc,
EventHandler durationFunc)
{
double defaultFrom = double.IsNaN((double)element.GetValue(prop)) ?
0 :
(double)element.GetValue(prop);
Tween anim = new Tween(type, from.GetValueOrDefault(defaultFrom), to);
return Animate(element, prop, anim, durationMS, null, null, callbackFunc, durationFunc);
}