C#

"If a man empties his purse into his head, no man can take it away from him, for an investment in knowledge pays the best interest." -- Joseph E. O'Donnell

Not getting the response you want from a question asked in an online forum: How to Ask Questions the Smart Way!

ArrayList nodes = new ArrayList();
try 
{
    // Create an instance of StreamReader to read from a file.
    // The using statement also closes the StreamReader.
    using (StreamReader sr = new StreamReader("TestFile.txt")) 
    {
        String line;
        // Read and display lines from the file until the end of 
        // the file is reached.
        while ((line = sr.ReadLine()) != null) 
        {
            string[] values = line.Split(' '); // Splits the line at each space character

            // Convert the strings into numeric representations
            double x = Convert.ToDouble(values[1]);
            double y = Convert.ToDouble(values[2]);
 
            // Convert the x & y into a Point that can be used
            PointF node = new Point(x, y);
            nodes.Add(node);
        }
    }
}
catch (Exception e) 
{
    // Let the user know what went wrong.
}
// You now have an array list of nodes (PointF structures)

"If a man empties his purse into his head, no man can take it away from him, for an investment in knowledge pays the best interest." -- Joseph E. O'Donnell

Not getting the response you want from a question asked in an online forum: How to Ask Questions the Smart Way!

"If a man empties his purse into his head, no man can take it away from him, for an investment in knowledge pays the best interest." -- Joseph E. O'Donnell

Not getting the response you want from a question asked in an online forum: How to Ask Questions the Smart Way!

$ State Nr.:  150
       1      0.0000E+00     -0.4396E+01
       2      0.1136E+01     -0.4506E+01
       3      0.2217E+01     -0.4706E+01

if (line[0] == '$')
{
    // Set up new node set here.
}

"If a man empties his purse into his head, no man can take it away from him, for an investment in knowledge pays the best interest." -- Joseph E. O'Donnell

Not getting the response you want from a question asked in an online forum: How to Ask Questions the Smart Way!

protected ArrayList _graph = new ArrayList();
public ArrayList GraphPoints
{
  get { return _graph; }
  set { _graph = value; Invalidate(); }
}

protected override void OnPaint(PaintEventArgs pe)
{		
  Point[] points = new Point[GraphPoints .Count];
  GraphPoints .CopyTo(points);
 
  // DrawLines assumes (0,0) to be top left of the panel, so you might have
  // to perform some coordinate transformation...
  pe.Graphics.DrawLines(Pens.Red, points);
}