c# FromClarionColor (also now with ToClarionColor...)

gistfile1.cs

// Update from skype discussion

// First, check to see if your input is a hex string or not

    private static int GetClarionColorFromString(string line)
    {
        if (line.Contains("h") || line.Contains("H"))
        {
            char[] chars = { 'h', 'H' };
            line = line.TrimEnd(chars);
            return Int32.Parse(line, System.Globalization.NumberStyles.HexNumber);
        }
        else
        {
            return Int32.Parse(line);
        }
    }

// Then switch from GRB to RGB

    public static int ConvertFromGBRToRGB(int clarionColor)
    {
        byte[] bytes = BitConverter.GetBytes(clarionColor);
        Array.Reverse(bytes, 0, 3);
        return BitConverter.ToInt32(bytes, 0);
    }

// Older examples
//comp.lang.clarion question - "Converting from Clarion LONG color codes to HTML colors (e.g. from 32896 to #808000)"
//

private String ToClarionColor(Color color)
{
  return string.Format("00{0:X2}{1:X2}{2:X2}h", color.B, color.G, color.R);
}

// Oh, obviously this is assuming that the clarion color is hex. Not an Int like in the subject but you get the idea right?
private Color FromClarionColor(string clarionColor)
{
  if (clarionColor.Length == 7)
    clarionColor = clarionColor.Substring(1, 6); // trim off the leading "00" or "0" 
  if (clarionColor.Length == 8)
    clarionColor = clarionColor.Substring(2, 6); // trim off the leading "00" or "0" 

  if (clarionColor.Length == 6)
  {
    string clarionColorInHtml = clarionColor.Substring(4, 2) +
      clarionColor.Substring(2, 2) +
      clarionColor.Substring(0, 2);

    return RgbColor.FromColor(ColorTranslator.FromHtml(@"#" + clarionColorInHtml)).ToColor();
  }
  return null;
}