演示效果如下: 鼠标点击一次，所有方块向左移动一格
思路:
1.利用StoryBoard产生移动，每次点击时，该动画播放一次（即移动一格）
2.关键:动画播放完毕后，调用Stop方法，以回到初始位置，同时利用代码重新填充数据，造成"保留移动后位置"的视觉假象
Xaml代码：
Xaml
1<UserControl.Resources>
2 <Storyboard x:Name="sb_move" >
3 <DoubleAnimationUsingKeyFrames BeginTime="00:00:00" Storyboard.TargetName="b1" Storyboard.TargetProperty="(UIElement.RenderTransform).(TransformGroup.Children)[3].(TranslateTransform.X)">
4 <EasingDoubleKeyFrame KeyTime="00:00:00.2000000" Value="-80"/>
5 </DoubleAnimationUsingKeyFrames>
6 <DoubleAnimationUsingKeyFrames BeginTime="00:00:00" Storyboard.TargetName="b2" Storyboard.TargetProperty="(UIElement.RenderTransform).(TransformGroup.Children)[3].(TranslateTransform.X)">
7 <EasingDoubleKeyFrame KeyTime="00:00:00.2000000" Value="-80"/>
8 </DoubleAnimationUsingKeyFrames>
9 <DoubleAnimationUsingKeyFrames BeginTime="00:00:00" Storyboard.TargetName="b3" Storyboard.TargetProperty="(UIElement.RenderTransform).(TransformGroup.Children)[3].(TranslateTransform.X)">
10 <EasingDoubleKeyFrame KeyTime="00:00:00.2000000" Value="-80"/>
11 </DoubleAnimationUsingKeyFrames>
12 <DoubleAnimationUsingKeyFrames BeginTime="00:00:00" Storyboard.TargetName="b4" Storyboard.TargetProperty="(UIElement.RenderTransform).(TransformGroup.Children)[3].(TranslateTransform.X)">
13 <EasingDoubleKeyFrame KeyTime="00:00:00.2000000" Value="-80"/>
14 </DoubleAnimationUsingKeyFrames>
15 <DoubleAnimationUsingKeyFrames BeginTime="00:00:00" Storyboard.TargetName="b5" Storyboard.TargetProperty="(UIElement.RenderTransform).(TransformGroup.Children)[3].(TranslateTransform.X)">
16 <EasingDoubleKeyFrame KeyTime="00:00:00.2000000" Value="-80"/>
17 </DoubleAnimationUsingKeyFrames>
18 </Storyboard>
19 </UserControl.Resources>
20
21 <Canvas Height="100" Width="310" Background="Gray" MouseLeftButtonDown="Canvas_MouseLeftButtonDown" x:Name="c" ToolTipService.ToolTip="点击我试试看" Cursor="Hand">
22 <Border Height="100" Name="b1" Width="70" Canvas.Left="0" Canvas.Top="0" RenderTransformOrigin="0.5,0.5">
23 <Border.RenderTransform>
24 <TransformGroup>
25 <ScaleTransform/>
26 <SkewTransform/>
27 <RotateTransform/>
28 <TranslateTransform/>
29 </TransformGroup>
30 </Border.RenderTransform>
31 <TextBlock x:Name="txt1" TextAlignment="Center" VerticalAlignment="Center" FontSize="36" FontFamily="Arial Black"/>
32 </Border>
33 <Border Height="100" Name="b2" Width="70" Canvas.Left="80" Canvas.Top="0" RenderTransformOrigin="0.5,0.5">
34 <Border.RenderTransform>
35 <TransformGroup>
36 <ScaleTransform/>
37 <SkewTransform/>
38 <RotateTransform/>
39 <TranslateTransform/>
40 </TransformGroup>
41 </Border.RenderTransform>
42 <TextBlock x:Name="txt2" TextAlignment="Center" VerticalAlignment="Center" FontSize="36" FontFamily="Arial Black"/>
43 </Border>
44 <Border Height="100" Name="b3" Width="70" Canvas.Left="160" Canvas.Top="0" RenderTransformOrigin="0.5,0.5">
45 <Border.RenderTransform>
46 <TransformGroup>
47 <ScaleTransform/>
48 <SkewTransform/>
49 <RotateTransform/>
50 <TranslateTransform/>
51 </TransformGroup>
52 </Border.RenderTransform>
53 <TextBlock x:Name="txt3" TextAlignment="Center" VerticalAlignment="Center" FontSize="36" FontFamily="Arial Black"/>
54 </Border>
55 <Border Height="100" Name="b4" Width="70" Canvas.Left="240" Canvas.Top="0" RenderTransformOrigin="0.5,0.5">
56 <Border.RenderTransform>
57 <TransformGroup>
58 <ScaleTransform/>
59 <SkewTransform/>
60 <RotateTransform/>
61 <TranslateTransform/>
62 </TransformGroup>
63 </Border.RenderTransform>
64 <TextBlock x:Name="txt4" TextAlignment="Center" VerticalAlignment="Center" FontSize="36" FontFamily="Arial Black"/>
65 </Border>
66 <Border Height="100" Name="b5" Width="70" Canvas.Left="320" Canvas.Top="0" RenderTransformOrigin="0.5,0.5">
67 <Border.RenderTransform>
68 <TransformGroup>
69 <ScaleTransform/>
70 <SkewTransform/>
71 <RotateTransform/>
72 <TranslateTransform/>
73 </TransformGroup>
74 </Border.RenderTransform>
75 <TextBlock x:Name="txt5" TextAlignment="Center" VerticalAlignment="Center" FontSize="36" FontFamily="Arial Black"/>
76 </Border>
77
78 <Canvas.Clip>
79 <RectangleGeometry Rect="0,0,310,100"></RectangleGeometry>
80 </Canvas.Clip>
81
82 </Canvas>
Xaml.cs
Xaml.cs
1using System;
2using System.Collections.Generic;
3using System.Windows.Controls;
4using System.Windows.Media;
5
6namespace ClipTest
7{
8 public partial class Marquee : UserControl
9 {
10
11 public List<MarqueeItem> listSrc;
12
13 int _currentIndex = 0;//初次加载时，从listSrc的第几项开始
14
15 public Marquee()
16 {
17 InitializeComponent();
18 this.sb_move.Completed += new EventHandler(sb_move_Completed);
19 LoadData();
20 SetData();
21 }
22
23
24 /**//// <summary>
25 /// 加载源数据(需要调用外部数据的朋友，可自行修改本函数为远程加载xml之类)
26 /// </summary>
27 public void LoadData()
28 {
29 this.listSrc = new List<MarqueeItem>();
30 this.listSrc.Add(new MarqueeItem() { ItemColor = Color.FromArgb(0xFF, 0x9A, 0xCD, 0x32), ItemText = "1" });
31 this.listSrc.Add(new MarqueeItem() { ItemColor = Color.FromArgb(0xFF, 0xFF, 0xFF, 0x00), ItemText = "2" });
32 this.listSrc.Add(new MarqueeItem() { ItemColor = Color.FromArgb(0xFF, 0xF5, 0xF5, 0xF5), ItemText = "3" });
33 this.listSrc.Add(new MarqueeItem() { ItemColor = Color.FromArgb(0xFF, 0xF5, 0xF5, 0xDC), ItemText = "4" });
34 this.listSrc.Add(new MarqueeItem() { ItemColor = Color.FromArgb(0xFF, 0xFF, 0x20, 0xFF), ItemText = "5" });
35 }
36
37
38 public void SetData()
39 {
40 int _start = _currentIndex % listSrc.Count;
41
42 for (int i = 1; i <= 5; i++)
43 {
44 if (_start >= listSrc.Count) { _start = 0; }
45 (c.FindName("b" + i.ToString()) as Border).Background = new SolidColorBrush(listSrc[_start].ItemColor);
46 (c.FindName("txt" + i.ToString()) as TextBlock).Text = listSrc[_start].ItemText;
47 _start++;
48 }
49 }
50
51 void sb_move_Completed(object sender, EventArgs e)
52 {
53
54 this.sb_move.Stop();
55 _currentIndex++;
56 SetData();
57
58 }
59
60 private void Canvas_MouseLeftButtonDown(object sender, System.Windows.Input.MouseButtonEventArgs e)
61 {
62 // TODO: Add event handler implementation here.
63 this.sb_move.Begin();
64 }
65 }
66
67
68 /**//// <summary>
69 /// 自定义Item类
70 /// </summary>
71 public class MarqueeItem
72 {
73 public Color ItemColor { set; get; }
74 public String ItemText { set; get; }
75 }
76
77}