private Storyboard CreateMarbleStoryboard()
{
var storyboard = new Storyboard();
var anima = UIElementUtils.CreateAnimation(
new Thickness(0),
new Thickness(_boundingWidth - _textWidth, 0, 0, 0),
AnimationBeginTime,
AnimationDuration,
AnimationEase);
Storyboard.SetTarget(anima, _textBlock);
Storyboard.SetTargetProperty(anima, new PropertyPath(TextBlock.MarginProperty));
var totalMs = AnimationDuration.TotalMilliseconds + AnimationInterval.TotalMilliseconds;
var animaReverse = UIElementUtils.CreateAnimation((Thickness?)null,
null,
TimeSpan.FromMilliseconds(totalMs),
AnimationDuration,
AnimationEase);
Storyboard.SetTarget(animaReverse, _textBlock);
Storyboard.SetTargetProperty(animaReverse, new PropertyPath(TextBlock.MarginProperty));
storyboard.Children.Add(anima);
storyboard.Children.Add(animaReverse);
return(storyboard);
}
private Storyboard CreateBarrageStoryboard()
{
var storyboard = new Storyboard();
var anima = UIElementUtils.CreateAnimation(new Thickness(_boundingWidth, 0, 0, 0),
new Thickness(-_textWidth, 0, 0, 0),
AnimationBeginTime,
AnimationDuration,
AnimationEase);
Storyboard.SetTarget(anima, _textBlock);
Storyboard.SetTargetProperty(anima, new PropertyPath(TextBlock.MarginProperty));
storyboard.Children.Add(anima);
return(storyboard);
}
private Storyboard CreateFadeStoryboard()
{
var storyboard = new Storyboard();
var animaForeground = UIElementUtils.CreateAnimation(null,
0,
AnimationBeginTime,
AnimationDuration,
AnimationEase);
Storyboard.SetTarget(animaForeground, _textBlock);
Storyboard.SetTargetProperty(animaForeground, new PropertyPath(TextBlock.OpacityProperty));
var totalMs = AnimationDuration.TotalMilliseconds + AnimationInterval.TotalMilliseconds;
var animaForegroundReverse = UIElementUtils.CreateAnimation(null,
1,
TimeSpan.FromMilliseconds(totalMs),
AnimationDuration,
AnimationEase);
Storyboard.SetTarget(animaForegroundReverse, _textBlock);
Storyboard.SetTargetProperty(animaForegroundReverse, new PropertyPath(TextBlock.OpacityProperty));
var animaString = new StringAnimationUsingKeyFrames();
animaString.KeyFrames.Add(new DiscreteStringKeyFrame()
{
Value = Text,
KeyTime = KeyTime.FromTimeSpan(AnimationDuration),
});
Storyboard.SetTarget(animaString, _textBlock);
Storyboard.SetTargetProperty(animaString, new PropertyPath(TextBlock.TextProperty));
storyboard.Children.Add(animaForeground);
storyboard.Children.Add(animaForegroundReverse);
storyboard.Children.Add(animaString);
return(storyboard);
}