Windows Phone 图片控件

 <Grid x:Name="ContentPanel" Grid.Row="1" Margin="12,0,12,0">
            <Grid.RowDefinitions>
                <RowDefinition Height="*"/>
                <RowDefinition Height="*"/>
            </Grid.RowDefinitions>
            <ScrollViewer Grid.Row="0" HorizontalScrollBarVisibility="Auto" VerticalScrollBarVisibility="Auto" Margin="15">
                <Image Source="w02.jpg" Stretch="None"/>
            </ScrollViewer>
            <Image Grid.Row="1" Margin="15" Source="w03.jpg" Stretch="Uniform"/>
        </Grid>

一个是显示原图片。一个是来调整大小来显示。