<Window x:Class="线性插值动画.MainWindow"

         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

         Title="MainWindow" Height="" Width="" Loaded="Window_Loaded"

         >

     <Grid>

         <TextBlock Width="" Height="" Foreground="#326939" FontSize="" Name="textBlock1" Text="文字渐变效果"/>

     </Grid>

 </Window>

 using System;

 using System.Windows;

 using System.Windows.Controls;

 using System.Windows.Media.Animation;

 namespace 线性插值动画

 {

     /// <summary>

     /// MainWindow.xaml 的交互逻辑

     /// </summary>

     public partial class MainWindow : Window

     {

         public MainWindow()

         {

             InitializeComponent();

         }

         private void Window_Loaded(object sender, System.Windows.RoutedEventArgs e)

         {

             // 在此处添加事件处理程序实现。

             DoubleAnimation da=new DoubleAnimation();

             da.From=;

             da.To=;

             da.Duration=TimeSpan.FromSeconds();

             this.textBlock1.BeginAnimation(TextBlock.OpacityProperty,da);

        }

     }

 }