Xwt.Drawing.Font.IsFontSupported C# (CSharp) Method

		static bool IsFontSupported (string fontNames)
		{
			LoadInstalledFonts ();

			string[] names = fontNames.Split (new [] {','}, StringSplitOptions.RemoveEmptyEntries);
			if (names.Length == 0)
				throw new ArgumentException ("Font family name not provided");
			
			return names.Any (name => installedFonts.ContainsKey (name.Trim ()));
		}