iTextSharp.text.factories.ElementFactory.SetRectangleProperties C# (CSharp) Метод

        private static void SetRectangleProperties(Rectangle rect, Properties attributes) {
            String value;
            value = attributes[ElementTags.BORDERWIDTH];
            if (value != null) {
                rect.BorderWidth = float.Parse(value, System.Globalization.NumberFormatInfo.InvariantInfo);
            }
            int border = 0;
            if (Utilities.CheckTrueOrFalse(attributes, ElementTags.LEFT)) {
                border |= Rectangle.LEFT_BORDER;
            }
            if (Utilities.CheckTrueOrFalse(attributes, ElementTags.RIGHT)) {
                border |= Rectangle.RIGHT_BORDER;
            }
            if (Utilities.CheckTrueOrFalse(attributes, ElementTags.TOP)) {
                border |= Rectangle.TOP_BORDER;
            }
            if (Utilities.CheckTrueOrFalse(attributes, ElementTags.BOTTOM)) {
                border |= Rectangle.BOTTOM_BORDER;
            }
            rect.Border = border;
            
            String r = attributes[ElementTags.RED];
            String g = attributes[ElementTags.GREEN];
            String b = attributes[ElementTags.BLUE];
            if (r != null || g != null || b != null) {
                int red = 0;
                int green = 0;
                int blue = 0;
                if (r != null) red = int.Parse(r);
                if (g != null) green = int.Parse(g);
                if (b != null) blue = int.Parse(b);
                rect.BorderColor = new Color(red, green, blue);
            }
            else {
                rect.BorderColor = Markup.DecodeColor(attributes[ElementTags.BORDERCOLOR]);
            }
            r = (String)attributes.Remove(ElementTags.BGRED);
            g = (String)attributes.Remove(ElementTags.BGGREEN);
            b = (String)attributes.Remove(ElementTags.BGBLUE);
            value = attributes[ElementTags.BACKGROUNDCOLOR];
            if (r != null || g != null || b != null) {
                int red = 0;
                int green = 0;
                int blue = 0;
                if (r != null) red = int.Parse(r);
                if (g != null) green = int.Parse(g);
                if (b != null) blue = int.Parse(b);
                rect.BackgroundColor = new Color(red, green, blue);
            }
            else if (value != null) {
                rect.BackgroundColor = Markup.DecodeColor(value);
            }
            else {
                value = attributes[ElementTags.GRAYFILL];
                if (value != null) {
                    rect.GrayFill = float.Parse(value, System.Globalization.NumberFormatInfo.InvariantInfo);
                }
            }
        }