WPF Storyboard Animation_마우스 진입했을 때 애니메이션 설정

//스택패널 생성 후 여백 20 설정
StackPanel myStackPanel = new StackPanel();
myStackPanel.Margin = new Thickness(20);

//애니메이션을 설정할 사각형 설정
Rectangle myRectangle = new Rectangle();
myRectangle.Name = "MyRectangle";
myRectangle.Width = 100;
myRectangle.Height = 100;

// 새로운 NameScope생성 후 등록
NameScope.SetNameScope(this, new NameScope());
this.RegisterName(myRectangle.Name, myRectangle);

//파랑색 설정
SolidColorBrush mySolidColorBrush = new SolidColorBrush(Colors.Blue);
this.RegisterName("MySolidColorBrush", mySolidColorBrush);
myRectangle.Fill = mySolidColorBrush;



//가로로 커지는 애니메이션 설정
DoubleAnimation myDoubleAnimation = new DoubleAnimation();
myDoubleAnimation.From = 100;
myDoubleAnimation.To = 200;
myDoubleAnimation.Duration = new Duration(TimeSpan.FromSeconds(1));
Storyboard.SetTargetName(myDoubleAnimation, myRectangle.Name);
Storyboard.SetTargetProperty(myDoubleAnimation, new PropertyPath(Rectangle.WidthProperty));

 //칼라애니메이션 설정
 ColorAnimation myColorAnimation = new ColorAnimation();
 myColorAnimation.From = Colors.Blue;
 myColorAnimation.To = Colors.Red;
 myColorAnimation.Duration = new Duration(TimeSpan.FromSeconds(1));
 Storyboard.SetTargetName(myColorAnimation, "MySolidColorBrush");
 Storyboard.SetTargetProperty(myColorAnimation, new PropertyPath(SolidColorBrush.ColorProperty));

  //스토리보드에 두 애니메이션 등록
  Storyboard myStoryboard = new Storyboard();
  myStoryboard.Children.Add(myDoubleAnimation);
  myStoryboard.Children.Add(myColorAnimation);


  //마우스가 진입했을 때 애니메이션 설정
  myRectangle.MouseEnter += delegate(object sender, MouseEventArgs e)
  {
         myStoryboard.Begin(this);
  };

  //스택패널에 사각형 객체 등록
  myStackPanel.Children.Add(myRectangle);
  this.Content = myStackPanel;