// The factory handles creation and tracking
public static Image Create(myObject obj)
{
Image image = obj.getImage();
images[image] = obj;
return(image);
}
public MyObjectViewModel(myObject obj)
{
this.obj = obj;
this.Image = obj.getImage();
}
public void SomethingThatMakesImageChange()
{
this.Image = obj.getImage();
this.RaisePropertyChanged("Image");
}