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using System.Windows;
namespace Bornander.UI.Animations.Animators
{
public class FractionDistanceAnimator : IArrangeAnimator
{
public double Fraction { get; set; }
public FractionDistanceAnimator(double fraction)
{
Fraction = fraction;
}
public Rect Arrange(double elapsedTime, Point desiredPosition, Size desiredSize, Point currentPosition, Size currentSize)
{
double deltaX = (desiredPosition.X - currentPosition.X) * Fraction;
double deltaY = (desiredPosition.Y - currentPosition.Y) * Fraction;
double deltaW = (desiredSize.Width - currentSize.Width) * Fraction;
double deltaH = (desiredSize.Height - currentSize.Height) * Fraction;
return new Rect(currentPosition.X + deltaX, currentPosition.Y + deltaY, currentSize.Width + deltaW, currentSize.Height + deltaH);
}
}
}
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