/// <summary>
/// Pulls the color from the known catalog based on the "selection" text.
/// First looks for reference name. If not found, tries with RGB and closest with different combinaitions.
/// Returns null if no match found.
/// </summary>
/// <param name="selection"></param>
/// <returns></returns>
public static PantoneColor FindColor(string selection)
{
// Tries to pull from catalog using reference name
var res = PantoneCatalog.Where(u => u.Name.Replace(" ", "") == selection.Replace(" ", "").ToUpper()).FirstOrDefault();
if (res != null)
{
return(res.DeepCopy());
}
// If not found parse text as RGB input
RGB rgb = null;
CMYK cmyk = null;
var input = selection.Split(','); // with comma separator
if (input.Count() >= 4)
{
try
{
// Create CYMK
cmyk = new CMYK((byte)Int32.Parse(input[0]),
(byte)(Int32.Parse(input[1])),
(byte)(Int32.Parse(input[2])),
(byte)(Int32.Parse(input[3])));
}
catch { }
}
if (input.Count() == 3)
{
try
{
// Create RGB
rgb = new RGB((byte)(Int32.Parse(input[0])),
(byte)(Int32.Parse(input[1])),
(byte)(Int32.Parse(input[2])));
}
catch { }
}
if (cmyk == null)
{
try
{
input = selection.Split(' '); // with space separator
if (input.Count() >= 4)
{
// Create CYMK
cmyk = new CMYK((byte)Int32.Parse(input[0]),
(byte)(Int32.Parse(input[1])),
(byte)(Int32.Parse(input[2])),
(byte)(Int32.Parse(input[3])));
}
}
catch { }
}
if (rgb == null)
{
try
{
input = selection.Split(' '); // with space separator
if (input.Count() == 3)
{
// Create RGB
rgb = new RGB((byte)(Int32.Parse(input[0])),
(byte)(Int32.Parse(input[1])),
(byte)(Int32.Parse(input[2])));
}
}
catch { }
}
// Try to pull the closest
if (cmyk != null)
{
res = FindClosestColorByCMYK(cmyk);
if (res != null)
{
return(res.DeepCopy());
}
}
else if (rgb != null)
{
res = FindClosestColorByRGB(rgb);
if (res != null)
{
return(res.DeepCopy());
}
}
// Nothing worked, return null
return(null);
}
private static PantoneColor FindClosestColorByCMYK(CMYK cmyk)
{
var res = PantoneCatalog.OrderBy(u => u.CMYKdistance(cmyk)).ToList().FirstOrDefault();
return(res);
}