WPF VB.Net Tutorial

    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="Acceleration and Deceleration" Height="300" Width="300">
    
      
    


//File:Window.xaml.vb
Imports System
Imports System.Collections.Generic
Imports System.Text
Imports System.Windows
Imports System.Windows.Controls
Imports System.Windows.Data
Imports System.Windows.Documents
Imports System.Windows.Input
Imports System.Windows.Media
Imports System.Windows.Media.Imaging
Imports System.Windows.Shapes
Imports System.Windows.Media.Animation
Namespace SimpleCodeAnimation
  Public Partial Class AccelerateDecelerate
    Inherits System.Windows.Window
    Public Sub New()
      InitializeComponent()
    End Sub
    Protected Overrides Sub OnMouseDown(e As MouseButtonEventArgs)
      Dim animate As New DoubleAnimation()
      animate.By = 100
      animate.Duration = New Duration(TimeSpan.FromSeconds(3))
      animate.AccelerationRatio = 0.2
      animate.DecelerationRatio = 0.1
      myEllipse.BeginAnimation(Ellipse.WidthProperty, animate)
    End Sub
  End Class
End Namespace