private static Bitmap DrawRectanglesOnImage(CircularCloudLayouter layouter, int sideSize) { var layoutSize = layouter.GetLayoutSize(); var bitmap = new Bitmap(layoutSize.Width, layoutSize.Height); using var graphics = Graphics.FromImage(bitmap); using var pen = new Pen(Color.Red, sideSize); graphics.DrawRectangles(pen, layouter.ToArray()); return(bitmap); }