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

namespace SelectPdf.Samples
{
    public partial class pdf_bookmarks : System.Web.UI.Page
    {
        protected void BtnCreatePdf_Click(object sender, EventArgs e)
        {
            // create a new pdf document
            PdfDocument doc = new PdfDocument();

            // instruct the document to show the bookmarks panel when opened in a viewer
            doc.ViewerPreferences.PageMode = PdfViewerPageMode.UseOutlines;

            // add a new page to the document
            PdfPage page1 = doc.AddPage();

            // add a second page to the document
            PdfPage page2 = doc.AddPage();

            // add a third page to the document
            PdfPage page3 = doc.AddPage();

            // define a rendering result object
            PdfRenderingResult result;

            // create a new pdf font
            PdfFont font = doc.AddFont(PdfStandardFont.Helvetica);
            font.Size = 14;

            // create a new text element and add it to the first page
            PdfTextElement text1 = new PdfTextElement(0, 0, "First page", font);
            page1.Add(text1);

            // create a new text element and add it to the second page
            PdfTextElement text2 = new PdfTextElement(0, 0, "Second page", font);
            page2.Add(text2);

            // create a new text element and add it to the third page
            PdfTextElement text3 = new PdfTextElement(0, 0, "Third page", font);
            page3.Add(text3);

            // create a first level bookmark pointing to the first page
            PdfBookmark book1 = doc.AddBookmark("First page", new PdfDestination(page1, 
                new System.Drawing.PointF(0, 0)));

            // create a first level bookmark pointing to the second page
            PdfBookmark book2 = doc.AddBookmark("Second page", new PdfDestination(page2, 
                new System.Drawing.PointF(0, 0)));

            // create a first level bookmark pointing to the third page
            PdfBookmark book3 = doc.AddBookmark("Third page", new PdfDestination(page3, 
                new System.Drawing.PointF(0, 0)));

            // other text on page 2
            PdfTextElement text21 = new PdfTextElement(0, 100, "Text 1 on page 2", font);
            result = page2.Add(text21);

            // add a level 2 bookmark to this text 
            // (using the bookmark for the page 2 as parent and 
            // the text rendering location as bookmark destination)
            doc.AddBookmark("Text 1", new PdfDestination(page2, 
                result.PdfPageLastRectangle.Location), book2);

            // other text on page 2
            PdfTextElement text22 = new PdfTextElement(0, 400, "Text 2 on page 2", font);
            result = page2.Add(text22);

            // add a level 2 bookmark to this text 
            // (using the bookmark for the page 2 as parent and the text rendering 
            // location as bookmark destination) some styles are set for this bookmark
            PdfBookmark book = doc.AddBookmark("Text 2", new PdfDestination(page2, 
                result.PdfPageLastRectangle.Location), book2);
            book.Color = System.Drawing.Color.Red;
            book.Style = PdfBookmarkStyle.Italic;

            // save pdf document
            doc.Save(Response, false, "Sample.pdf");

            // close pdf document
            doc.Close();
        }
    }
}