public static Thickness SlidePosToThickness(SlidePositions position, double offset)
{
Thickness result;
switch (position)
{
case SlidePositions.Left:
result = new Thickness(-offset, 0, offset, 0);
break;
case SlidePositions.Top:
result = new Thickness(0, -offset, 0, offset);
break;
case SlidePositions.Right:
// result = new Thickness(0, 0, -offset, 0);
result = new Thickness(offset, 0, -offset, 0);
break;
case SlidePositions.Bottom:
result = new Thickness(0, offset, 0, -offset);
break;
case SlidePositions.Center:
default:
result = new Thickness(0, 0, 0, 0);
break;
}
return(result);
}
private static double OffsetGenerator(SlidePositions pos, double offset)
{
if (pos == SlidePositions.Center)
{
return(0);
}
else
{
return(offset);
}
}
public static void AddSlide(this Storyboard storyboard, SlidePositions start, SlidePositions end, float seconds, double start_offset, double end_offset)
{
var animation = new ThicknessAnimation
{
Duration = new Duration(TimeSpan.FromSeconds(seconds)),
From = SlidePosToThickness(start, start_offset),
To = SlidePosToThickness(end, end_offset),
DecelerationRatio = 0.9f
};
Storyboard.SetTargetProperty(animation, new PropertyPath("Margin"));
storyboard.Children.Add(animation);
}
{/*
* /// <summary>
* /// Basics page slide in / out animation.
* /// </summary>
* /// <param name="page"></param>
* /// <param name="seconds"></param>
* /// <param name="slideIn"></param>
* /// <returns></returns>
* public static async Task PageBasicsStartEndAnimation(this Page page, float seconds, bool slideIn, bool verticaly)
* {
* var sb = new Storyboard();
*
* if (verticaly)
* sb.AddSlideVerticaly(seconds, page.WindowHeight, slideIn, true);
* else
* sb.AddSlideHorizontaly(seconds, page.WindowHeight, slideIn, true);
*
* sb.AddFadeEffect(slideIn, slideIn ? seconds : seconds/2);
*
* sb.Begin(page);
* page.Visibility = Visibility.Visible;
*
* await Task.Delay((int)(seconds * 1000));
* }*/
public static async Task PageBasicsAnimation(this Page page, float seconds, SlidePositions start, SlidePositions end, bool fadeIn, double distance)
{
var sb = new Storyboard();
sb.AddSlide(start, end, seconds, OffsetGenerator(start, distance), OffsetGenerator(end, distance));
sb.AddFadeEffect(fadeIn, seconds);
sb.Begin(page);
page.Visibility = Visibility.Visible;
await Task.Delay((int)(seconds * 1000));
}
