/// <summary>

        /// svg文件转换为图片

        /// </summary>

        /// <param name="svgContent">svg内容</param>

        /// <param name="svgFile">svg文件</param>

        /// <param name="imgType">图片类型</param>

        /// <returns>转换成功后的文件路径</returns>

        public string SvgToImage(string outputDir, string svgContent = "", string svgFile = "", ImageType imgType = ImageType.Png)

        {

            var fileInfo = new FileInfo(svgFile);

            string fileName = fileInfo.Name.Split('.')[];

            HtmlAgilityPack.HtmlDocument document;

            if (svgContent.Length > )

            {

                document = new HtmlAgilityPack.HtmlDocument();

                document.LoadHtml(svgContent);

            }

            else

            {

                document = this.LoadDocumentFormFile(svgFile);

            }

            //初始化Svg对象

            SvgObject so = new SvgObject(document.DocumentNode.WriteTo());

            //获取Svg坐标对象集合

            Dictionary<string, ObjectPosition> dictPosition = so.GetSvgObjectPositions();

            //进行颜色填充,返回新的Svg文档

            document = DrawingColor(ref document, dictPosition);

            //保存

            document.Save(svgFile, Encoding.Default);

            string pngFileName = Path.Combine(outputDir, fileName + ".png");

            //设置命令行参数,详情见该软件帮助文档.

            //string inkscapeArgs = string.Format("-f {0} -e {1} -b {2}\"", svgFile, pngFileName, "#000000");

            string inkscapeArgs = string.Format("inkscape {0} --export-png={1} --export-background={2}", svgFile, pngFileName, "#000");

            //调用 Inkscape 进行svg转图片

            try

            {

                //是否提供了自定义路径

                if (this.InkscapeApplicationPath.Length == )

                    this.InkscapeApplicationPath = "D:\\Program Files (x86)\\Inkscape\\inkscape.exe";

                //调用本地系统进程

                Process inkscape = Process.Start(new ProcessStartInfo(this.InkscapeApplicationPath, inkscapeArgs));

                inkscape.WaitForExit();

            }

            catch (Exception)

            {

                return "";

            }

            if (!System.IO.File.Exists(pngFileName))

                return "";

            string imageFileName = Path.Combine(outputDir, fileName + ".$");

            //最后再将png文件转换成其他格式图片文件.

            Bitmap myImage = new Bitmap(pngFileName);

            ImageFormat format = ImageFormat.Png;

            switch (imgType)

            {

                case ImageType.Png:

                    return pngFileName;

                case ImageType.Jpg:

                    imageFileName = imageFileName.Replace("$", "jpg");

                    format = ImageFormat.Jpeg;

                    break;

                case ImageType.Bmp:

                    imageFileName = imageFileName.Replace("$", "bmp");

                    format = ImageFormat.Bmp;

                    break;

                case ImageType.Gif:

                    break;

                default:

                    break;

            }

            myImage.Save(imageFileName, format);

            return imageFileName;

        }