win8歌词渐变效果实现代码

<ListView BorderBrush="Red" BorderThickness="2" Name="lv1" HorizontalAlignment="Left" Height="340" Margin="382,66,0,0" VerticalAlignment="Top" Width="310">
<ListView.ItemTemplate>
<DataTemplate>
<StackPanel Orientation="Horizontal">
<TextBlock Text="{Binding Name}" Margin="10,10,10,10"/>
<TextBlock Text="{Binding Age}" Margin="10,10,10,10"/>
<Image Source="{Binding Img}" Width="50" Height="50" Margin="10,10,10,10"/>
</StackPanel>
</DataTemplate>
</ListView.ItemTemplate>
list.Add(new Person() { Name = "张三姐", Age = 21, Img = "ms-appx:///images/林心如.jpg" });
list.Add(new Person() { Name = "李四哥", Age = 22, Img = "ms-appx:///images/林志颖.jpg" });
list.Add(new Person() { Name = "志玲姐", Age = 21, Img = "ms-appx:///images/林志玲.jpg" });
this.lv1.ItemsSource = list;