Wpf/SpeedTest/SpeedTestVm.cs

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using System;
using System.ComponentModel;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using LiveCharts.Geared;

namespace Geared.Wpf.SpeedTest
{
    public class SpeedTestVm : INotifyPropertyChanged
    {
        private double _trend;
        private double _count;
        private double _currentLecture;
        private bool _isHot;

        public SpeedTestVm()
        {
            Values = new GearedValues<double>().WithQuality(Quality.Highest);
            ReadCommand = new RelayCommand(Read);
            StopCommand = new RelayCommand(Stop);
            CleaCommand = new RelayCommand(Clear);
        }

        public bool IsReading { get; set; }
        public RelayCommand ReadCommand { get; set; }
        public RelayCommand StopCommand { get; set; }
        public RelayCommand CleaCommand { get; set; }
        public GearedValues<double> Values { get; set; }

        public double Count
        {
            get { return _count; }
            set
            {
                _count = value;
                OnPropertyChanged("Count");
            }
        }

        public double CurrentLecture
        {
            get { return _currentLecture; }
            set
            {
                _currentLecture = value;
                OnPropertyChanged("CurrentLecture");
            }
        }

        public bool IsHot
        {
            get { return _isHot; }
            set
            {
                var changed = value != _isHot;
                _isHot = value;
                if (changed) OnPropertyChanged("IsHot");
            }
        }