utilities/progress_bar/Program.cs

Refer to the Progress Bar Example.

// ****************************************************************************
//
// Copyright (C) 2008-2014, Roman Lygin. All rights reserved.
// Copyright (C) 2014-2026, CADEX. All rights reserved.
//
// This file is part of the Manufacturing Toolkit software.
//
// You may use this file under the terms of the BSD license as follows:
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright notice,
//   this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
//   this list of conditions and the following disclaimer in the documentation
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// ****************************************************************************
 
using cadex;
using cadex.ModelAlgo;
using cadex.ModelData;
using System;
 
namespace progress_bar
{
    class Program
    {
        static int Main(string[] args)
        {
            string aKey = MTKLicenseKey.Value();
 
            // Activate the license (aKey must be defined in mtk_license.cs)
            if (!LicenseManager.Activate(aKey))
            {
                Console.WriteLine("Failed to activate Manufacturing Toolkit license.");
                return 1;
            }
 
            // Get the input
            if (args.Length != 1)
            {
                Console.WriteLine("Usage: " + System.Reflection.Assembly.GetExecutingAssembly().Location
                + " <input_file>, where:");
                Console.WriteLine("    <input_file> is a name of the file to be read");
                return 1;
            }
 
            UTF16String aSource = new UTF16String(args[0]);
 
            // Observer must outlive ProgressStatus,
            // so it is created outside the using scope
            ProgressBarObserver anObserver = new ProgressBarObserver();
            anObserver.SetAllNotifyingThreads();
 
            Model aModel = new Model();
 
            using (ProgressStatus aStatus = new ProgressStatus())
            {
                // Register an Observer to progress status
                aStatus.Register(anObserver);
 
                // The top scope occupies the whole progress status range
                using (ProgressScope aTopScope = new ProgressScope(aStatus))
                {
                    // The remaining 50% of TopScope for reading
                    using (ProgressScope aReaderScope = new ProgressScope(aTopScope, 50))
                    {
                        ModelReader aReader = new ModelReader();
                        aReader.SetProgressStatus(aStatus);
                        aReader.Read(aSource, aModel);
                    }
 
                    if (!aModel.IsEmpty() && !aStatus.WasCanceled())
                    {
                        // The remaining 50% of TopScope for meshing
                        using (ProgressScope aMesherScope = new ProgressScope(aTopScope, -1))
                        {
                            MeshGenerator aMesher = new MeshGenerator();
                            // Connect progress status object
                            aMesher.SetProgressStatus(aStatus);
                            aMesher.Generate(aModel);
                        }
                    }
                }
            }
            return 0;
        }
 
        class ProgressBarObserver : ProgressStatus.Observer
        {
            public override void ChangedValue(ProgressStatus theInfo)
            {
                Console.WriteLine(theInfo.Value() + "%");
            }
 
            public override void Completed(ProgressStatus theInfo)
            {
                Console.WriteLine(theInfo.Value() + "%: complete!");
            }
        };
    }
}