Generic Color Configuration Support

PROMS/VEPROMS.CSLA.Library/Config/ColorConfig.cs

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+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Text.RegularExpressions;
+using System.Drawing;
+
+namespace VEPROMS.CSLA.Library
+{
+	public static class ColorConfig
+	{
+		private static Regex byARGB = new Regex(@"Color \[A=([0-9]*), R=([0-9]*), G=([0-9]*), B=([0-9]*)\]");
+		private static Regex byName = new Regex(@"Color \[(.*)\]");
+		private static Regex byRGB = new Regex(@"[0-9]*,[0-9]*,[0-9]*");
+		public static Color ColorFromString(string sColor)
+		{
+			Match myMatch = byARGB.Match(sColor); // New Format by ARGB
+			if (myMatch.Groups.Count == 5)
+				return FindKnownColor(Color.FromArgb(int.Parse(myMatch.Groups[1].Value), int.Parse(myMatch.Groups[2].Value), int.Parse(myMatch.Groups[3].Value), int.Parse(myMatch.Groups[4].Value)));
+			myMatch = byName.Match(sColor); // New Format by Name
+			if (myMatch.Groups.Count == 2)
+				return Color.FromName(myMatch.Groups[1].Value);
+			myMatch = byRGB.Match(sColor); // Old Format by RGB
+			if (sColor[0] == '[') // Old Format by ARGB
+			{
+				string[] parts = sColor.Substring(1, sColor.Length - 2).Split(",".ToCharArray());
+				return FindKnownColor(Color.FromArgb(Int32.Parse(parts[0]), Int32.Parse(parts[1]), Int32.Parse(parts[2]), Int32.Parse(parts[3])));
+			} 
+			if (myMatch.Groups.Count == 4)
+				return FindKnownColor(Color.FromArgb(int.Parse(myMatch.Groups[1].Value), int.Parse(myMatch.Groups[2].Value), int.Parse(myMatch.Groups[3].Value)));
+			return Color.FromName(sColor); // Old Format by Name
+		}
+		private static Dictionary<string, Color> _ConvertRGBToName;
+		public static Dictionary<string, Color> ConvertRGBToName
+		{
+			get
+			{
+				if (_ConvertRGBToName == null)
+				{
+					_ConvertRGBToName = new Dictionary<string, Color>();
+					foreach (KnownColor knownColor in Enum.GetValues(typeof(KnownColor)))
+					{
+						Color tmp1 = Color.FromKnownColor(knownColor);
+						if (!tmp1.IsSystemColor)
+						{
+							Color tmp2 = Color.FromArgb(tmp1.ToArgb());
+							if (!_ConvertRGBToName.ContainsKey(tmp2.Name)) // Use first name
+								_ConvertRGBToName.Add(tmp2.Name, tmp1);
+						}
+					}
+				}
+				return _ConvertRGBToName;
+			}
+		}
+		public static Color FindKnownColor(int r, int g, int b)
+		{
+			Color tmp = Color.FromArgb(r, g, b);
+			if (ConvertRGBToName.ContainsKey(tmp.Name))
+				return ConvertRGBToName[tmp.Name];
+			return tmp;
+		}
+		public static Color FindKnownColor(Color tmp)
+		{
+			if (ConvertRGBToName.ContainsKey(tmp.Name))
+				return ConvertRGBToName[tmp.Name];
+			return tmp;
+		}
+
+	}
+}