Example #1
0
        protected void buttonConvertToSvg_Click(object sender, EventArgs e)
        {
            // create the HTML to SVG converter
            HtmlToSvg htmlToSvgConverter = new HtmlToSvg();

            // set a demo serial number
            htmlToSvgConverter.SerialNumber = "YCgJMTAE-BiwJAhIB-EhlWTlBA-UEBRQFBA-U1FOUVJO-WVlZWQ==";

            // set browser width
            htmlToSvgConverter.BrowserWidth = int.Parse(textBoxBrowserWidth.Text);

            // set browser height if specified, otherwise use the default
            if (textBoxBrowserHeight.Text.Length > 0)
            {
                htmlToSvgConverter.BrowserHeight = int.Parse(textBoxBrowserHeight.Text);
            }

            // set HTML Load timeout
            htmlToSvgConverter.HtmlLoadedTimeout = int.Parse(textBoxLoadHtmlTimeout.Text);

            // set triggering mode; for WaitTime mode set the wait time before convert
            switch (dropDownListTriggeringMode.SelectedValue)
            {
            case "Auto":
                htmlToSvgConverter.TriggerMode = ConversionTriggerMode.Auto;
                break;

            case "WaitTime":
                htmlToSvgConverter.TriggerMode       = ConversionTriggerMode.WaitTime;
                htmlToSvgConverter.WaitBeforeConvert = int.Parse(textBoxWaitTime.Text);
                break;

            case "Manual":
                htmlToSvgConverter.TriggerMode = ConversionTriggerMode.Manual;
                break;

            default:
                htmlToSvgConverter.TriggerMode = ConversionTriggerMode.Auto;
                break;
            }

            // convert to SVG
            string svgFileName = "HtmlToSvg.svg";

            byte[] svgBuffer = null;

            if (radioButtonConvertUrl.Checked)
            {
                // convert URL
                string url = textBoxUrl.Text;

                svgBuffer = htmlToSvgConverter.ConvertUrlToMemory(url);
            }
            else
            {
                // convert HTML code
                string htmlCode = textBoxHtmlCode.Text;
                string baseUrl  = textBoxBaseUrl.Text;

                svgBuffer = htmlToSvgConverter.ConvertHtmlToMemory(htmlCode, baseUrl);
            }

            // inform the browser about the data format
            HttpContext.Current.Response.AddHeader("Content-Type", "image/svg+xml");

            // let the browser know how to open the SVG and the SVG file name
            HttpContext.Current.Response.AddHeader("Content-Disposition",
                                                   String.Format("attachment; filename={0}; size={1}", svgFileName, svgBuffer.Length.ToString()));

            // write the SVG buffer to HTTP response
            HttpContext.Current.Response.BinaryWrite(svgBuffer);

            // call End() method of HTTP response to stop ASP.NET page processing
            HttpContext.Current.Response.End();
        }
        public ActionResult ConvertToSvg(FormCollection collection)
        {
            // create the HTML to SVG converter
            HtmlToSvg htmlToSvgConverter = new HtmlToSvg();

            // set a demo serial number
            htmlToSvgConverter.SerialNumber = "YCgJMTAE-BiwJAhIB-EhlWTlBA-UEBRQFBA-U1FOUVJO-WVlZWQ==";

            // set browser width
            htmlToSvgConverter.BrowserWidth = int.Parse(collection["textBoxBrowserWidth"]);

            // set browser height if specified, otherwise use the default
            if (collection["textBoxBrowserHeight"].Length > 0)
            {
                htmlToSvgConverter.BrowserHeight = int.Parse(collection["textBoxBrowserHeight"]);
            }

            // set HTML Load timeout
            htmlToSvgConverter.HtmlLoadedTimeout = int.Parse(collection["textBoxLoadHtmlTimeout"]);

            // set triggering mode; for WaitTime mode set the wait time before convert
            switch (collection["dropDownListTriggeringMode"])
            {
            case "Auto":
                htmlToSvgConverter.TriggerMode = ConversionTriggerMode.Auto;
                break;

            case "WaitTime":
                htmlToSvgConverter.TriggerMode       = ConversionTriggerMode.WaitTime;
                htmlToSvgConverter.WaitBeforeConvert = int.Parse(collection["textBoxWaitTime"]);
                break;

            case "Manual":
                htmlToSvgConverter.TriggerMode = ConversionTriggerMode.Manual;
                break;

            default:
                htmlToSvgConverter.TriggerMode = ConversionTriggerMode.Auto;
                break;
            }

            // convert to SVG
            string svgFileName = "HtmlToSvg.svg";

            byte[] svgBuffer = null;

            if (collection["UrlOrHtmlCode"] == "radioButtonConvertUrl")
            {
                // convert URL
                string url = collection["textBoxUrl"];

                svgBuffer = htmlToSvgConverter.ConvertUrlToMemory(url);
            }
            else
            {
                // convert HTML code
                string htmlCode = collection["textBoxHtmlCode"];
                string baseUrl  = collection["textBoxBaseUrl"];

                svgBuffer = htmlToSvgConverter.ConvertHtmlToMemory(htmlCode, baseUrl);
            }

            FileResult fileResult = new FileContentResult(svgBuffer, "image/svg+xml");

            fileResult.FileDownloadName = svgFileName;

            return(fileResult);
        }