void WriteAlignmentToJson(JsonElementDict item, ImageAlignment alignment)
        {
            var docAlignment = item.CreateDict("alignment-insets");

            docAlignment.SetInteger("top", alignment.top);
            docAlignment.SetInteger("bottom", alignment.bottom);
            docAlignment.SetInteger("left", alignment.left);
            docAlignment.SetInteger("right", alignment.right);
        }
        void WriteResizingToJson(JsonElementDict item, ImageResizing resizing)
        {
            var docResizing = item.CreateDict("resizing");

            docResizing.SetString("mode", GetSlicingMode(resizing.type));

            var docCenter = docResizing.CreateDict("center");

            docCenter.SetString("mode", GetCenterResizeMode(resizing.centerResizeMode));
            docCenter.SetInteger("width", resizing.centerWidth);
            docCenter.SetInteger("height", resizing.centerHeight);

            var docInsets = docResizing.CreateDict("cap-insets");

            docInsets.SetInteger("top", resizing.top);
            docInsets.SetInteger("bottom", resizing.bottom);
            docInsets.SetInteger("left", resizing.left);
            docInsets.SetInteger("right", resizing.right);
        }