Add support for font size and color in Header attribute

Source/Editor/CustomEditors/Editors/GenericEditor.cs

@@ -715,7 +715,7 @@ namespace FlaxEditor.CustomEditors.Editors
 
                 // Header
                 if (item.Header != null)
-                    itemLayout.Header(item.Header.Text);
+                    itemLayout.Header(item.Header);
 
                 try
                 {

Source/Editor/CustomEditors/LayoutElementsContainer.cs

@@ -274,6 +274,16 @@ namespace FlaxEditor.CustomEditors
             return element;
         }
 
+        internal LabelElement Header(HeaderAttribute header)
+        {
+            var element = Header(header.Text);
+            if (header.FontSize != -1)
+                element.Label.Font = new FontReference(element.Label.Font.Font, header.FontSize);
+            if (header.Color != 0)
+                element.Label.TextColor = Color.FromRGBA(header.Color);
+            return element;
+        }
+
         /// <summary>
         /// Adds new text box element.
         /// </summary>

Source/Editor/Surface/SurfaceUtils.cs

@@ -317,7 +317,7 @@ namespace FlaxEditor.Surface
 
                 // Header
                 if (e.Header != null)
-                    itemLayout.Header(e.Header.Text);
+                    itemLayout.Header(e.Header);
 
                 // Values container
                 var valueType = new ScriptType(e.Type);

Source/Editor/Surface/VisjectSurfaceWindow.cs

@@ -410,7 +410,7 @@ namespace FlaxEditor.Surface
                 // Header
                 var header = (HeaderAttribute)attributes.FirstOrDefault(x => x is HeaderAttribute);
                 if (header != null)
-                    itemLayout.Header(header.Text);
+                    itemLayout.Header(header);
 
                 var propertyValue = new CustomValueContainer
                 (

Source/Engine/Scripting/Attributes/Editor/HeaderAttribute.cs

@@ -17,6 +17,16 @@ namespace FlaxEngine
         /// </summary>
         public string Text;
 
+        /// <summary>
+        /// The custom header font size.
+        /// </summary>
+        public int FontSize;
+
+        /// <summary>
+        /// The custom header color (as 32-bit uint).
+        /// </summary>
+        public uint Color;
+
         private HeaderAttribute()
         {
         }
@@ -25,9 +35,13 @@ namespace FlaxEngine
         /// Initializes a new instance of the <see cref="HeaderAttribute"/> class.
         /// </summary>
         /// <param name="text">The header text.</param>
-        public HeaderAttribute(string text)
+        /// <param name="fontSize">The header text font size (-1 to use default which is 14).</param>
+        /// <param name="color">The header color (as 32-bit uint, 0 to use default).</param>
+        public HeaderAttribute(string text, int fontSize = -1, uint color = 0)
         {
             Text = text;
+            FontSize = fontSize;
+            Color = color;
         }
     }
 }