public ActionResult ConvertHtmlToSvg(IFormCollection collection)
        {
            // Create a HTML to SVG converter object with default settings
            HtmlToSvgConverter htmlToSvgConverter = new HtmlToSvgConverter();

            // Set license key received after purchase to use the converter in licensed mode
            // Leave it not set to use the converter in demo mode
            htmlToSvgConverter.LicenseKey = "4W9+bn19bn5ue2B+bn1/YH98YHd3d3c=";

            // Set HTML Viewer width in pixels which is the equivalent in converter of the browser window width
            htmlToSvgConverter.HtmlViewerWidth = int.Parse(collection["htmlViewerWidthTextBox"]);

            // Set HTML viewer height in pixels to convert the top part of a HTML page
            // Leave it not set to convert the entire HTML
            if (collection["htmlViewerHeightTextBox"][0].Length > 0)
            {
                htmlToSvgConverter.HtmlViewerHeight = int.Parse(collection["htmlViewerHeightTextBox"]);
            }

            // Set the maximum time in seconds to wait for HTML page to be loaded
            // Leave it not set for a default 60 seconds maximum wait time
            htmlToSvgConverter.NavigationTimeout = int.Parse(collection["navigationTimeoutTextBox"]);

            // Set an adddional delay in seconds to wait for JavaScript or AJAX calls after page load completed
            // Set this property to 0 if you don't need to wait for such asynchcronous operations to finish
            if (collection["conversionDelayTextBox"][0].Length > 0)
            {
                htmlToSvgConverter.ConversionDelay = int.Parse(collection["conversionDelayTextBox"]);
            }

            // The buffer to receive the generated SVG document
            byte[] outSvgBuffer = null;

            if (collection["HtmlPageSource"] == "convertUrlRadioButton")
            {
                string url = collection["urlTextBox"];

                // Convert the HTML page given by an URL to a SVG document in a memory buffer
                outSvgBuffer = htmlToSvgConverter.ConvertUrl(url);
            }
            else
            {
                string htmlString = collection["htmlStringTextBox"];
                string baseUrl    = collection["baseUrlTextBox"];

                // Convert a HTML string with a base URL to a SVG document in a memory buffer
                outSvgBuffer = htmlToSvgConverter.ConvertHtml(htmlString, baseUrl);
            }

            // Send the SVG file to browser
            FileResult fileResult = new FileContentResult(outSvgBuffer, "image/svg+xml");

            fileResult.FileDownloadName = "HTML_to_SVG.svg";

            return(fileResult);
        }
Example #2
0
        protected void convertToSvgButton_Click(object sender, EventArgs e)
        {
            // Get the server IP and port
            String serverIP   = textBoxServerIP.Text;
            uint   serverPort = uint.Parse(textBoxServerPort.Text);

            // Create a HTML to SVG converter object with default settings
            HtmlToSvgConverter htmlToSvgConverter = new HtmlToSvgConverter(serverIP, serverPort);

            // Set optional service password
            if (textBoxServicePassword.Text.Length > 0)
            {
                htmlToSvgConverter.ServicePassword = textBoxServicePassword.Text;
            }

            // Set license key received after purchase to use the converter in licensed mode
            // Leave it not set to use the converter in demo mode
            htmlToSvgConverter.LicenseKey = "4W9+bn19bn5ue2B+bn1/YH98YHd3d3c=";

            // Set HTML Viewer width in pixels which is the equivalent in converter of the browser window width
            htmlToSvgConverter.HtmlViewerWidth = int.Parse(htmlViewerWidthTextBox.Text);

            // Set HTML viewer height in pixels to convert the top part of a HTML page
            // Leave it not set to convert the entire HTML
            if (htmlViewerHeightTextBox.Text.Length > 0)
            {
                htmlToSvgConverter.HtmlViewerHeight = int.Parse(htmlViewerHeightTextBox.Text);
            }

            // Set the maximum time in seconds to wait for HTML page to be loaded
            // Leave it not set for a default 60 seconds maximum wait time
            htmlToSvgConverter.NavigationTimeout = int.Parse(navigationTimeoutTextBox.Text);

            // Set an adddional delay in seconds to wait for JavaScript or AJAX calls after page load completed
            // Set this property to 0 if you don't need to wait for such asynchcronous operations to finish
            if (conversionDelayTextBox.Text.Length > 0)
            {
                htmlToSvgConverter.ConversionDelay = int.Parse(conversionDelayTextBox.Text);
            }

            // The buffer to receive the generated SVG document
            byte[] outSvgBuffer = null;

            if (convertUrlRadioButton.Checked)
            {
                string url = urlTextBox.Text;

                // Convert the HTML page given by an URL to a SVG document in a memory buffer
                outSvgBuffer = htmlToSvgConverter.ConvertUrl(url);
            }
            else
            {
                string htmlString = htmlStringTextBox.Text;
                string baseUrl    = baseUrlTextBox.Text;

                // Convert a HTML string with a base URL to a SVG document in a memory buffer
                outSvgBuffer = htmlToSvgConverter.ConvertHtml(htmlString, baseUrl);
            }

            // Send the SVG as response to browser

            // Set response content type
            Response.AddHeader("Content-Type", "image/svg+xml");

            // Instruct the browser to open the SVG file as an attachment or inline
            Response.AddHeader("Content-Disposition", String.Format("attachment; filename=HTML_to_SVG.svg; size={0}", outSvgBuffer.Length.ToString()));

            // Write the SVG document buffer to HTTP response
            Response.BinaryWrite(outSvgBuffer);

            // End the HTTP response and stop the current page processing
            Response.End();
        }