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WPF 滑动界面(图片列表)

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WPF 界面滑动,画片列表触摸,鼠标滑动
from clipboardusing System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Windows;using System.Windows.Controls;using System.Windows.Data;using System.Windows.Documents;using System.Windows.Input;using System.Windows.Media;using System.Windows.Media.Imaging;using System.Windows.Navigation;using System.Windows.Shapes;using System.Windows.Media.Animation;namespace WpfApp_FlashPrac2{ /// <summary> /// MainWindow.xaml 的交互逻辑 /// </summary> public partial class MainWindow : Window { public MainWindow() { InitializeComponent(); } /// <summary> /// /// </summary> /// <param name="dp"></param> /// <param name="to">设置动画的结束值 </param> /// <param name="ar">动画加速 </param> /// <param name="dr">动画减速 </param> /// <param name="duration">设置动画时间线长度</param> private void DoMove(DependencyProperty dp, double to, double ar, double dr, double duration) { DoubleAnimation doubleAnimation = new DoubleAnimation();//创建双精度动画对象 doubleAnimation.To = to;//设置动画的结束值 doubleAnimation.Duration = TimeSpan.FromSeconds(duration);//设置动画时间线长度 doubleAnimation.AccelerationRatio = ar;//动画加速 doubleAnimation.DecelerationRatio = dr;//动画减速 doubleAnimation.FillBehavior = FillBehavior.HoldEnd;//设置动画完成后执行的操作 grdTransfer.BeginAnimation(dp, doubleAnimation);//设置动画应用的属性并启动动画 } private double pressedX; /// <summary> /// 点击鼠标,记录鼠标单击的位置 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void grdTest_PreviewMouseLeftButtonDown(object sender, MouseButtonEventArgs e) { ////获得鼠标点击的X坐标 pressedX = e.GetPosition(cvsGround).X; } ////鼠标释放时的操作 private void grdTest_PreviewMouseLeftButtonUp(object sender, MouseButtonEventArgs e) { double transferLeft = Convert.ToDouble(grdTransfer.GetValue(Canvas.LeftProperty)); if (transferLeft > 0) { transferLeft = 0; } if (this.Width - transferLeft > cvsGround.Width) { transferLeft = this.Width - cvsGround.Width; } ////获得鼠标释放时的位置 double releasedX = e.GetPosition(cvsGround).X; ////获得距离间隔 double interval = releasedX - pressedX; pressedX = 0; ////计算出传送带要的目标位置 double to = transferLeft interval; ////移动 DoMove(Canvas.LeftProperty, to, 0.1, 0.1, 0.5); } private void Window_Loaded(object sender, RoutedEventArgs e) { ImageBrush imageBrush = new ImageBrush(); imageBrush.ImageSource = new BitmapImage(new Uri(Environment.CurrentDirectory @"\ImagesSource\CoverImgLeft.jpg", UriKind.Relative)); this.Background = imageBrush; UserC_Images use = new UserC_Images(); grdTransfer.Children.Add(use); } }}

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