using System;
using System.Collections.Generic;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

using HiQPdfClient;

namespace HiQPdf_Demo
{
    public partial class AutoCreateTableOfContents : System.Web.UI.Page
    {
        protected void buttonCreatePdf_Click(object sender, EventArgs e)
        {
            string serverIP = textBoxServerIP.Text;
            uint serverPort = uint.Parse(textBoxServerPort.Text);
            string serverPassword = textBoxServerPassword.Text;

            // create the HTML to PDF converter
            HtmlToPdf htmlToPdfConverter = new HtmlToPdf(serverIP, serverPort);

            // use server password if necessary
            if (serverPassword.Length > 0)
                htmlToPdfConverter.ServerPassword = serverPassword;

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

            // automatically create a table of contents from H1 to H6 tags
            htmlToPdfConverter.Document.TableOfContents.TocEntriesForHeadingTags = checkBoxCreateTOC.Checked;

            // make the outlines visible in viewer
            htmlToPdfConverter.Document.Viewer.PageMode = PdfPageMode.Outlines;

            // convert the HTML code to PDF
            byte[] pdfBuffer = htmlToPdfConverter.ConvertHtmlToMemory(textBoxHtmlCode.Text, null);

            // inform the browser about the binary data format
            HttpContext.Current.Response.AddHeader("Content-Type", "application/pdf");

            // let the browser know how to open the PDF document, attachment or inline, and the file name
            HttpContext.Current.Response.AddHeader("Content-Disposition", String.Format("attachment; filename=AutoTableOfContents.pdf; size={0}",
                            pdfBuffer.Length.ToString()));

            // write the PDF buffer to HTTP response
            HttpContext.Current.Response.BinaryWrite(pdfBuffer);

            // call End() method of HTTP response to stop ASP.NET page processing
            HttpContext.Current.Response.End();
        }

        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                Master.SelectNode("autoTableOfContents");

                Master.LoadCodeSample("AutoCreateTableOfContents");
            }
        }
    }
}