using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;

namespace Signal_Generator
{
    /// <summary>
    /// Логика взаимодействия для TaskWindow.xaml
    /// </summary>
    /// 


    public partial class TaskWindow : Window
    {
        MultiSignal currentMultiSignal;
        DrawTask currentTask;

        public TaskWindow(MultiSignal s)
        {
            InitializeComponent();
            currentMultiSignal = s;
        }

        private void start_Button_Click(object sender, RoutedEventArgs e)
        {
            signalGraph_Canvas.Children.Clear();
            if (currentTask != null)
                switch (currentTask.dStatus)
                {
                    case DrawTask.DStatus.Paused:
                        goto case DrawTask.DStatus.Running;
                    case DrawTask.DStatus.Running:
                        currentTask.dStatus = DrawTask.DStatus.Canceled;
                        break;
                }
            Action newAction = () =>
            {
                currentTask.buildTask(currentMultiSignal, signalGraph_Canvas);
            };
            currentTask = new DrawTask(newAction);
            currentTask.Start();
        }

        private void pause_Button_Click(object sender, RoutedEventArgs e)
        {
            switch (currentTask.dStatus) {
                case DrawTask.DStatus.Paused:
                    currentTask.dStatus = DrawTask.DStatus.Running;
                    pause_Button.Content = "Приостановить";
                    break;
                case DrawTask.DStatus.Running:
                    currentTask.dStatus = DrawTask.DStatus.Paused;
                    pause_Button.Content = "Возобновить";
                    break;
            }
        }
    }
}