using Imsl.Chart2D;
using System.Drawing;
using Imsl.Stat;

public class SampleErrorBar : FrameChart {

    public SampleErrorBar() {
        Random r = new Random(123457);

        Chart chart = this.Chart;
        AxisXY axis = new AxisXY(chart);

        // Generate a random data set, with random errors
        int n = 20;
        double[] x = new double[n];
        double[] y = new double[n];
        double[] low = new double[n];
        double[] high = new double[n];
        for (int k = 0;  k < n;  k++) {
            x[k] = k + 1;
            y[k] = r.NextDouble();
            low[k] = y[k] - 0.25*r.NextDouble();
            high[k] = y[k] + 0.25*r.NextDouble();
        }

        ErrorBar data = new ErrorBar(axis, x, y, low, high);
        data.DataType = ErrorBar.DATA_TYPE_ERROR_Y | Data.DATA_TYPE_MARKER;
        data.MarkerType = Data.MARKER_TYPE_FILLED_CIRCLE;
        data.MarkerColor = Color.Red;
    }

    public static void Main(string[] argv) {
        System.Windows.Forms.Application.Run(new SampleErrorBar());
    }
}