TomlDataReader, documentation updates, move ParticleSystem to Voile.Systems.Particles.

Voile/Source/Utils/Color.cs

@@ -78,6 +78,29 @@ namespace Voile
             R = (hex & 0xFF) / 255.0f;
         }
 
+        public static Color FromHexString(string hex)
+        {
+            if (hex.StartsWith("#"))
+            {
+                hex = hex[1..];
+            }
+
+            if (hex.Length == 6)
+            {
+                int rgb = int.Parse(hex, System.Globalization.NumberStyles.HexNumber);
+                return new Color(rgb);
+            }
+            else if (hex.Length == 8)
+            {
+                int rgba = int.Parse(hex, System.Globalization.NumberStyles.HexNumber);
+                return new Color(rgba);
+            }
+            else
+            {
+                throw new ArgumentException("Invalid hex color format. Use #RRGGBB or #RRGGBBAA.");
+            }
+        }
+
         public Color Lightened(float amount)
         {
             var result = this;