//      s21cb Example Program Text
//      C# version, NAG Copyright 2008
using System;
using NagLibrary;
using System.Globalization;
namespace NagDotNetExamples
{
  public class S21CBE
  {
    static string datafile = "ExampleData/s21cbe.d";
    static void Main(String[] args)
    {
      if (args.Length == 1)
      {
        datafile = args[0];
      }
      StartExample();
    }
    public static void StartExample()
    {
      try
      {
        PrintManager.Warning = new PrintManager.MessageLogger(discardmessage);
        DataReader sr = new DataReader(datafile);
        Complex cn = new Complex(0.0, 0.0),
        dn = new Complex(0.0, 0.0),
        sn = new Complex(0.0, 0.0),
        z = new Complex(0.0, 0.0);
        double ak2 = 0.0;
        int ifail;
        Console.WriteLine("s21cb Example Program Results");
        //      Skip heading in data file
        sr.Reset();
        Console.WriteLine("");
        try
        {
          while (true)
          {
            sr.Reset();
            z = Complex.Parse(sr.Next());
            ak2 = double.Parse(sr.Next(), CultureInfo.InvariantCulture);
            // 
            S.s21cb(z, ak2, out sn, out cn, out dn, out ifail);
            // 
            string formattedZ = String.Format("({0,7:f3},{1,7:f3})", z.re, z.im);
            string formattedSn = String.Format("({0,8:f4},{1,8:f4})", sn.re, sn.im);
            string formattedCn= String.Format("({0,8:f4},{1,8:f4})", cn.re, cn.im);
            string formattedDn = String.Format("({0,8:f4},{1,8:f4})", dn.re,dn.im);
            if (ifail >= 0)
            {
              Console.WriteLine(" {0} {1}", "          Z                      AK2", "  ifail");
              Console.WriteLine(" {0}          {1,10:f2}   {2}              ", formattedZ, ak2, ifail);
              Console.WriteLine("");
              Console.WriteLine(" {0} {1}", "         SN                                CN", "                         DN");
              Console.WriteLine("  {0}\t\t{1}\t\t{2}", formattedSn, formattedCn, formattedDn);
            }
            else
            {
              Console.WriteLine("** s21cb failed with ifail = {0,5}", ifail);
            }
          }
        }
        catch
        {
        }
        // 
      }
      catch (Exception e)
      {
        Console.WriteLine(e.Message);
        Console.WriteLine("Exception Raised");
      }
    }
    static void discardmessage(String message)
    {
    }
  }
}