Xwt.Drawing.Image.CreateComposedNinePatch C# (CSharp) Method

        static Image CreateComposedNinePatch(Toolkit toolkit, IEnumerable<Tuple<string,ImageTagSet,bool,object>> altImages)
        {
            var npImage = new NinePatchImage ();
            foreach (var fi in altImages) {
                int i = fi.Item1.LastIndexOf ('@');
                double scaleFactor;
                if (i == -1)
                    scaleFactor = 1;
                else {
                    int j = fi.Item1.IndexOf ('x', ++i);
                    if (!double.TryParse (fi.Item1.Substring (i, j - i), out scaleFactor)) {
                        toolkit.ImageBackendHandler.Dispose (fi.Item4);
                        continue;
                    }
                }
                npImage.AddFrame (new Image (fi.Item4, toolkit).ToBitmap (), scaleFactor);
            }
            return npImage;
        }