wpf，前端动画demo，鱼眼效果

如题，鱼眼。特此备注下

 1 <Window x:Class="WpfApp2.Window3"
 2         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
 3         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
 4         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
 5         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
 6         xmlns:local="clr-namespace:WpfApp2"
 7         mc:Ignorable="d"
 8         Title="Window3" Height="370" Width="370">
 9     <Window.Resources>
10         <Style TargetType="ListBoxItem">
11             <Setter Property="Foreground">
12                 <Setter.Value>
13                     <SolidColorBrush Color="Black" />
14                 </Setter.Value>
15             </Setter>
16             <Setter Property="FontSize" Value="25" />
17             <Setter Property="HorizontalAlignment" Value="Center" />
18             <Style.Triggers>
19                 <EventTrigger RoutedEvent="ListBoxItem.MouseEnter">
20                     <EventTrigger.Actions>
21                         <BeginStoryboard Name="aa">
22                             <Storyboard>
23                                 <ColorAnimation From="Black" 
24                                                 To="Red"
25                                                 Duration="0:0:0.3" 
26                                                 Storyboard.TargetProperty="(ListBoxItem.Foreground).(SolidColorBrush.Color)" />
27                                 <DoubleAnimation To="40"
28                                                  Duration="0:0:0.25" 
29                                                  Storyboard.TargetProperty="FontSize" />
30                             </Storyboard>
31                         </BeginStoryboard>
32                     </EventTrigger.Actions>
33                 </EventTrigger>
34                 <EventTrigger RoutedEvent="ListBoxItem.MouseLeave">
35                     <EventTrigger.Actions>
36                         <!--<StopStoryboard BeginStoryboardName="aa"/>-->
37                         <BeginStoryboard Name="aa1">
38                             <Storyboard>
39                                 <ColorAnimation From="Red" 
40                                                 To="Black"
41                                                 Duration="0:0:0.25" 
42                                                 Storyboard.TargetProperty="(ListBoxItem.Foreground).(SolidColorBrush.Color)" />
43                                 <DoubleAnimation To="25"
44                                                  Duration="0:0:0.2" 
45                                                  Storyboard.TargetProperty="FontSize" />
46                             </Storyboard>
47                         </BeginStoryboard>
48                     </EventTrigger.Actions>
49                 </EventTrigger>
50 
51                 <!--绑定外部值 如下：-->
52                 <!--<DataTrigger Binding="{Binding RelativeSource={RelativeSource Mode=FindAncestor,AncestorType=local:Window3},Path=IsSelected}" Value="true">
53                                 <DataTrigger.EnterActions>
54                                     <BeginStoryboard Name="bb">
55                                         <Storyboard>
56                                             <ColorAnimation From="Green" 
57                                                             To="Yellow" 
58                                                             RepeatBehavior="Forever" 
59                                                             Duration="0:0:0.5" 
60                                                             Storyboard.TargetProperty="(TextBlock.Foreground).(SolidColorBrush.Color)" />
61                                         </Storyboard>
62                                     </BeginStoryboard>
63                                 </DataTrigger.EnterActions>
64                             </DataTrigger>
65                             <DataTrigger Binding="{Binding RelativeSource={RelativeSource Mode=FindAncestor,AncestorType=local:Window3},Path=IsSelected}" Value="false">
66                                 <DataTrigger.EnterActions>
67                                     <StopStoryboard BeginStoryboardName="bb" />
68                                 </DataTrigger.EnterActions>
69                             </DataTrigger>-->
70             </Style.Triggers>
71         </Style>
72     </Window.Resources>
73     <Grid>
74         <ListBox>
75             <ListBoxItem Content="001_我" />
76             <ListBoxItem Content="002_是" />
77             <ListBoxItem Content="003_鱼" />
78             <ListBoxItem Content="004_眼" />
79             <ListBoxItem Content="005_效" />
80             <ListBoxItem Content="006_果" />
81             <ListBoxItem Content="007_。" />
82             <ListBoxItem Content="008_酷~" />
83         </ListBox>
84     </Grid>
85 </Window>

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原文地址：https://www.cnblogs.com/xuling-297769461/p/12661340.html