using PdfReader;

using System;

using System.Diagnostics;

using System.IO;

namespace ExampleConsoleApp

{

class Program

{

static void Main(string[] args)

{

string filename = @"Example.pdf";

//-----------------------------------------------

// Comment/Uncomment the example you want to run

//-----------------------------------------------

// 1 - Show document details in compact form

//---------------------------------------------

// LoadImmediately(filename, false, false);

// 2 - As above but also resolve references

//---------------------------------------------

// LoadImmediately(filename, true, false);

// 3 - As above but also show stream contents

//---------------------------------------------

// LoadImmediately(filename, true, true);

// 4 - On demand versions of the above three methods

//---------------------------------------------

// LoadOnDemand(filename, false, false);

// LoadOnDemand(filename, true, false);

// LoadOnDemand(filename, true, true);

// 5 - Show content commands for the first page

//---------------------------------------------

// ShowFirstPageContent(filename);

// 6 - List the indirect objects

//---------------------------------------------

// ListIndirectObjects(filename, false, false);

Console.ReadLine();

}

static private void LoadImmediately(string filename, bool resolve, bool streamContent)

{

PdfDocument document = new PdfDocument();

document.Load(filename, true);

document.Close();

// Output an overview of the document contents

PdfDebugBuilder builder = new PdfDebugBuilder(document);

builder.Resolve = resolve;

builder.StreamContent = streamContent;

Console.WriteLine(builder.ToString());

}

static private void LoadOnDemand(string filename, bool resolve, bool streamContent)

{

PdfDocument document = new PdfDocument();

document.Load(filename, false);

PdfDebugBuilder builder = new PdfDebugBuilder(document);

builder.Resolve = resolve;

builder.StreamContent = streamContent;

Console.WriteLine(builder.ToString());

// Cannot close document until finished accessing it

document.Close();

}

static private void ShowFirstPageContent(string filename)

{

PdfDocument document = new PdfDocument();

document.Load(filename, false);

PdfContents contents = document.Catalog.Pages[0].Contents;

// Get a parser for decoding the contents of the page

PdfContentsParser parser = contents.CreateParser();

// Keep getting new content commands until no more left

PdfObject obj = null;

while ((obj = parser.GetObject()) != null)

Console.WriteLine(obj);

document.Close();

}

static private void ListIndirectObjects(string filename, bool resolve, bool streamContent)

{

PdfDocument document = new PdfDocument();

document.Load(filename, true);

document.Close();

// Get each indirect object identifier

foreach(var id in document.IndirectObjects)

{

// Get each generation for the identifier

foreach (var gen in id.Value)

{

PdfDebugBuilder builder = new PdfDebugBuilder(gen.Value);

builder.Resolve = resolve;

builder.StreamContent = streamContent;

Console.WriteLine(builder.ToString());

}

}

}

}

}