xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="Rolling Balls" Height="350" Width="518">
//File:Window.xaml.cs
using System;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
namespace WpfApplication1
{
public partial class RollingBall : Window
{
public RollingBall()
{
InitializeComponent();
double nRotation = 2;
DoubleAnimation da = new DoubleAnimation(0, 450,TimeSpan.FromSeconds(5));
da.RepeatBehavior = RepeatBehavior.Forever;
da.AutoReverse = true;
ellipse1.BeginAnimation(Canvas.LeftProperty, da);
da = new DoubleAnimation(0, nRotation,TimeSpan.FromSeconds(15));
da.RepeatBehavior = RepeatBehavior.Forever;
da.AutoReverse = true;
ellipse1Rotate.BeginAnimation(RotateTransform.AngleProperty, da);
da = new DoubleAnimation(0, 450,TimeSpan.FromSeconds(15));
da.AccelerationRatio = 0.4;
da.RepeatBehavior = RepeatBehavior.Forever;
da.AutoReverse = true;
ellipse2.BeginAnimation(Canvas.LeftProperty, da);
da = new DoubleAnimation(0, nRotation,TimeSpan.FromSeconds(15));
da.AccelerationRatio = 0.4;
da.RepeatBehavior = RepeatBehavior.Forever;
da.AutoReverse = true;
ellipse2Rotate.BeginAnimation(RotateTransform.AngleProperty, da);
da = new DoubleAnimation(0, 450,TimeSpan.FromSeconds(5));
da.DecelerationRatio = 0.6;
da.RepeatBehavior = RepeatBehavior.Forever;
da.AutoReverse = true;
ellipse3.BeginAnimation(Canvas.LeftProperty, da);
da = new DoubleAnimation(0, nRotation,TimeSpan.FromSeconds(15));
da.DecelerationRatio = 0.6;
da.RepeatBehavior = RepeatBehavior.Forever;
da.AutoReverse = true;
ellipse3Rotate.BeginAnimation(RotateTransform.AngleProperty, da);
}
}
}