key_cam_03/MainWindow.xaml.cs

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//感谢http://blog.csdn.net/niewq/article/details/50210559

using System;
using System.Windows;
using System.Windows.Media;
using System.Windows.Threading;
using MathNet.Numerics.Data.Matlab;
using MathNet.Numerics.LinearAlgebra;
using Microsoft.Research.DynamicDataDisplay;
using Microsoft.Research.DynamicDataDisplay.DataSources;

namespace key_cam_03
{
    /// <summary>
    /// MainWindow.xaml 的交互逻辑
    /// </summary>
    public partial class MainWindow : Window
    {

        public ObservableDataSource<Point>[] dataSource = new ObservableDataSource<Point>[2] { new ObservableDataSource<Point>(), new ObservableDataSource<Point>() };
        //private ObservableDataSource<Point> dataSource = new ObservableDataSource<Point>();
        private DispatcherTimer timer = new DispatcherTimer();
        private LineGraph graph = new LineGraph();
        private int i = 0;
        private double currentSecond = 0;
        bool flag = false;
        double[][] y;
        double xaxis = 0;
        double[] ymax = new double[8] { 0,0,0,0,0,0,0,0 };
        double yaxis;
        double group = 0.015;//默认组距 
        bool stop = false;

        public MainWindow()
        {
            InitializeComponent();
            Matrix<double> filt_data = MatlabReader.Read<double>("FrameworkData_01.mat", "filt_data");
            y = filt_data.ToColumnArrays();
        }

        /*******
         * private void AnimatedPlot(object sender, EventArgs e)
         * 用于构造坐标点
         *******/
        private void AnimatedPlot(object sender, EventArgs e)
        {
            double x = currentSecond;

            Point[] point = new Point[2];
            point[0] = new Point(x, y[0][i]);
            point[1] = new Point(x, y[1][i]);
            dataSource[0].AppendAsync(base.Dispatcher, point[0]);
            dataSource[1].AppendAsync(base.Dispatcher, point[1]);

            i++;

            if (currentSecond - group > 0)
            {
                xaxis = currentSecond - group;
            }