ByteScout Premium Suite – C# – TextExtractor Progress Indication with PDF Extractor SDK

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ByteScout Premium Suite – C# – TextExtractor Progress Indication with PDF Extractor SDK

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textextractor progress indication with PDF extractor SDK in C# with ByteScout Premium Suite

Simple tutorial on how to do textextractor progress indication with PDF extractor SDK in C#

The documentation is crafted to assist you to apply the features on your side easily. ByteScout Premium Suite was made to help with textextractor progress indication with PDF extractor SDK in C#. ByteScout Premium Suite is the bundle that includes twelve SDK products from ByteScout including tools and components for PDF, barcodes, spreadsheets, screen video recording.

Want to speed up the application development? Then this C#, code samples for C#, developers help to speed up the application development and writing a code when using ByteScout Premium Suite. If you want to implement this functionality, you should copy and paste code below into your app using code editor. Then compile and run your application. Use of ByteScout Premium Suite in C# is also described in the documentation included along with the product.

If you want to try other samples for C# then free trial version of ByteScout Premium Suite is available on our website.

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Program.cs

      using Bytescout.PDFExtractor;
using System;

namespace TextExtractorProgressChangedEvent
{
    class Program
    {
        static void Main(string[] args)
        {
            try
            {
                //Read all file content...
                using (TextExtractor extractor = new TextExtractor())
                {
                    // Load document
                    extractor.LoadDocumentFromFile("sample.png");

                    // Extractor Progress event
                    Console.WriteLine("Text Extraction in progress: \n");
                    extractor.ProgressChanged += Extractor_ProgressChanged;

                    // Set option to repair text
                    extractor.OCRMode = OCRMode.TextFromImagesAndVectorsAndRepairedFonts;

                    // Enable Optical Character Recognition (OCR)
                    // in .Auto mode (SDK automatically checks if needs to use OCR or not)
                    extractor.OCRMode = OCRMode.Auto;

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

                    // Set OCR language
                    extractor.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
                    extractor.OCRResolution = 300;

                    //Read all text
                    var allExtractedText = extractor.GetText();
                    Console.WriteLine("\n\nExtracted Text:\n\n{0}", allExtractedText);
                }


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

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

        /// <summary>
        /// Handle progress change event
        /// </summary>
        private static void Extractor_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
        }
    }
}