ByteScout Data Extraction Suite – C# – SearchablePDFMaker Progress Indication with PDF Extractor SDK

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ByteScout Data Extraction Suite – C# – SearchablePDFMaker Progress Indication with PDF Extractor SDK

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ByteScout-Data-Extraction-Suite-C-sharp-SearchablePDFMaker-Progress-Indication-with-PDF-Extractor-SDK.pdf

searchablepdfmaker progress indication with PDF extractor SDK in C# with ByteScout Data Extraction Suite

searchablepdfmaker progress indication with PDF extractor SDK in C#

The documentation is crafted to assist you to apply the features on your side easily. ByteScout Data Extraction Suite helps with searchablepdfmaker progress indication with PDF extractor SDK in C#. ByteScout Data Extraction Suite is the set that includes 3 SDK products for data extraction from PDF, scans, images and from spreadsheets: PDF Extractor SDK, Data Extraction SDK, Barcode Reader SDK.

This rich and prolific sample source code in C# for ByteScout Data Extraction Suite contains various functions and options you should do calling the API to implement searchablepdfmaker progress indication with PDF extractor SDK. To use searchablepdfmaker progress indication with PDF extractor SDK in your C# project or application just copy & paste the code and then run your app! Further improvement of the code will make it more robust.

On our website you may get trial version of ByteScout Data Extraction Suite for free. Source code samples are included to help you with your C# application.

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Program.cs

      using System;
using System.Diagnostics;
using Bytescout.PDFExtractor;

namespace SearchablePDFMakerProgressChangedEvent
{
    class Program
    {
        static void Main(string[] args)
        {
            try
            {
                using (var searchablePDFMaker = new SearchablePDFMaker("demo", "demo"))
                {
                    // Load sample PDF document
                    searchablePDFMaker.LoadDocumentFromFile("sample_ocr.pdf");

                    // Extractor Progress event
                    Console.WriteLine("Searchable PDF making in progress: \n");
                    searchablePDFMaker.ProgressChanged += SearchablePDF_ProgressChanged;

                    // Set the location of OCR language data files
                    searchablePDFMaker.OCRLanguageDataFolder = @"c:\Program Files\Bytescout PDF Extractor SDK\ocrdata\";

                    // Set OCR language
                    searchablePDFMaker.OCRLanguage = "eng"; // "eng" for english, "deu" for German, "fra" for French, "spa" for Spanish etc - according to files in "ocrdata" folder
                    // Find more language files at https://github.com/bytescout/ocrdata

                    // Set PDF document rendering resolution
                    searchablePDFMaker.OCRResolution = 300;

                    // Save extracted text to file
                    searchablePDFMaker.MakePDFSearchable("output.pdf");

                    // Open result document in default associated application (for demo purpose)
                    ProcessStartInfo processStartInfo = new ProcessStartInfo("output.pdf");
                    processStartInfo.UseShellExecute = true;
                    Process.Start(processStartInfo);
                }

            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
            }

            Console.WriteLine("\n\n Press enter key to exit...");
            Console.ReadLine();
        }

        /// <summary>
        /// Handle progress change event
        /// </summary>
        private static void SearchablePDF_ProgressChanged(object sender, OngoingOperation ongoingOperation, double progress, ref bool cancel)
        {
            drawTextProgressBar(Convert.ToInt32(progress), 100);
        }

        /// <summary>
        /// Display progress bar
        /// </summary>
        private static void drawTextProgressBar(int progress, int total)
        {
            //draw empty progress bar
            Console.CursorLeft = 0;
            Console.Write("["); //start
            Console.CursorLeft = 32;
            Console.Write("]"); //end
            Console.CursorLeft = 1;
            float onechunk = 30.0f / total;

            //draw filled part
            int position = 1;
            for (int i = 0; i < onechunk * progress; i++)
            {
                Console.BackgroundColor = ConsoleColor.Green;
                Console.CursorLeft = position++;
                Console.Write(" ");
            }

            //draw unfilled part
            for (int i = position; i <= 31; i++)
            {
                Console.BackgroundColor = ConsoleColor.Gray;
                Console.CursorLeft = position++;
                Console.Write(" ");
            }

            //draw totals
            Console.CursorLeft = 35;
            Console.BackgroundColor = ConsoleColor.Black;
            Console.Write(progress.ToString() + " of " + total.ToString() + "    "); //blanks at the end remove any excess
        }
    }
}