- NAS乐库管理模块
  - K歌打分模块
  - 音乐社区模块
  - 完善应用的各类设置

    <TextBlock x:Name="TextBlock_1"  HorizontalAlignment="Center" Text="科技源于生活，技术源于创新" 
                FontSize="36" Height="68" IsEnabled="False" FontWeight="Bold" VerticalAlignment="Top" >
        <TextBlock.Triggers>
            <EventTrigger RoutedEvent="UIElement.MouseLeftButtonDown">
                <BeginStoryboard>
                    <Storyboard x:Name="Text_Storyboard">
                        <DoubleAnimationUsingKeyFrames x:Name="Text_DoubleAnimation"
                                        Duration="0:0:6"
                                        Storyboard.TargetName="Trans" Storyboard.TargetProperty="X"/>
                    </Storyboard>
                </BeginStoryboard>
            </EventTrigger>
        </TextBlock.Triggers>
        <TextBlock.Foreground>
            <LinearGradientBrush EndPoint="1,0" StartPoint="0,0">
                <LinearGradientBrush.RelativeTransform>
                    <TranslateTransform X="-0.5" x:Name="Trans"/>
                </LinearGradientBrush.RelativeTransform>
                <GradientStop Color="#FF00FFA2" Offset="0.49"/>
                <GradientStop Color="#FFF99F00" Offset="0.51"/>
            </LinearGradientBrush>
        </TextBlock.Foreground>
        ....
    </TextBlock>

    ObjectAnimationUsingKeyFrames oa;
    ObjectAnimationUsingKeyFrames oa_2;
    private void BgSwitch(string imgPath)
    {
        oa = bgstoryboard.Children.FirstOrDefault(c => c is ObjectAnimationUsingKeyFrames) as ObjectAnimationUsingKeyFrames;
        oa.KeyFrames[0].Value = new BitmapImage(new Uri(imgPath));
    }
    Storyboard bgstoryboard = null;
    private void BgSwitchIni()
    {
        //动画占用过高CPU及GPU
        //此动画效果为渲染所有的像素，效率过低
        //应更改为     多区块渲染过渡 / 线性渲染过渡 / 淡化渲染过渡 / 模糊重叠过渡渲染
        DoubleAnimationUsingKeyFrames da = new DoubleAnimationUsingKeyFrames();
        EasingDoubleKeyFrame sd = new EasingDoubleKeyFrame(0, KeyTime.FromTimeSpan(TimeSpan.FromMilliseconds(200)));
        da.KeyFrames.Add(sd);
        Storyboard.SetTargetName(da, musicPlayer_Main_UserControl.Grid_down_Singer_Photo.Name);
        DependencyProperty[] propertyChain = new DependencyProperty[]
        {
                Panel.BackgroundProperty,
                Brush.OpacityProperty
        };
        Storyboard.SetTargetProperty(da, new PropertyPath("(0).(1)", propertyChain));

        ObjectAnimationUsingKeyFrames oa = new ObjectAnimationUsingKeyFrames();
        DiscreteObjectKeyFrame diso = new DiscreteObjectKeyFrame(new BitmapImage(new Uri(Path_App + @"\Button_Image_Ico\Space.png", UriKind.Absolute)), KeyTime.FromTimeSpan(TimeSpan.FromMilliseconds(10)));
        oa.KeyFrames.Add(diso);
        oa.BeginTime = new TimeSpan(0, 0, 0, 1, 0);
        Storyboard.SetTargetName(oa, musicPlayer_Main_UserControl.Grid_down_Singer_Photo.Name);
        DependencyProperty[] propertyChain2 = new DependencyProperty[]
        {
                Panel.BackgroundProperty,
                ImageBrush.ImageSourceProperty
        };
        Storyboard.SetTargetProperty(oa, new PropertyPath("(0).(1)", propertyChain2));

        DoubleAnimationUsingKeyFrames da2 = new DoubleAnimationUsingKeyFrames();
        da2.BeginTime = new TimeSpan(0, 0, 0, 1, 5);
        EasingDoubleKeyFrame sd2 = new EasingDoubleKeyFrame(1, KeyTime.FromTimeSpan(TimeSpan.FromMilliseconds(200)));
        da2.KeyFrames.Add(sd2);
        Storyboard.SetTargetName(da2, musicPlayer_Main_UserControl.Grid_down_Singer_Photo.Name);
        Storyboard.SetTargetProperty(da2, new PropertyPath("(0).(1)", propertyChain));
     
        bgstoryboard.Children.Add(da);
        bgstoryboard.Children.Add(oa);
        bgstoryboard.Children.Add(da2);
    }