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

public class SampleCandlestick : FrameChart {
    private double[] high, low, open, close;

    public SampleCandlestick() {
        Chart chart = this.Chart;
        AxisXY axis = new AxisXY(chart);

        // Date is June 27, 1999
        DateTime date = new DateTime(1999, 6, 27);

        int n = 30;
        CreateData(n);

        //  Create an instance of a Candlestick Chart
        Candlestick stick = new Candlestick(axis, date, high, low, close, open);

        // show up days in green and down days in red
        stick.Up.FillColor = Color.ForestGreen;
        stick.Down.FillColor = Color.Red;

        //  Set the HighLowClose Chart Title
        chart.ChartTitle.SetTitle("Stock Prices");

        // Setup the time axis
        stick.SetDateAxis("d");

        // Turn on grid and make it light gray
        axis.AxisX.Grid.IsVisible = true;
        axis.AxisX.Grid.LineColor = Color.LightGray;
        axis.AxisY.Grid.IsVisible = true;
        axis.AxisY.Grid.LineColor = Color.LightGray;
    }


    private void CreateData(int n) {
        high = new double[n];
        low = new double[n];
        close = new double[n];
        open = new double[n];
        Random r = new Random(123457);
        for (int k = 0;  k < n;  k++) {
            double f = r.NextDouble();
            if (k == 0) {
                close[0] = 100;
            } else {
                close[k] = (0.95+0.10*f)*close[k-1];
            }
            high[k] = close[k]*(1+0.05*r.NextDouble());
            low[k] = close[k]*(1-0.05*r.NextDouble());
            open[k] = low[k] + r.NextDouble()*(high[k]-low[k]);
        }
    }

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