using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
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.Navigation;
using System.Windows.Shapes;
using ApproximationMethods;

namespace MCHASolution
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {
        private SplineApproximation spline;
        private LagrangeApproximation lagrange;
        private NewtonApproximation newton;
        private MinimalSquaresApproximation minSq;
        public MainWindow()
        {
            InitializeComponent();
            spline = new SplineApproximation();
            lagrange = new LagrangeApproximation();
            newton = new NewtonApproximation();
            minSq = new MinimalSquaresApproximation();
        }

        private void Window_SizeChanged(object sender, SizeChangedEventArgs e)
        {

        }

        private void addButton_Click(object sender, RoutedEventArgs e)
        {
            int i = tabControl.SelectedIndex;
            double x, y;
            switch (i)
            {
                case 0:
                    if (!double.TryParse(xL.Text, out x) || !double.TryParse(yL.Text, out y))
                    {
                        MessageBox.Show("Invalid Data", "Data Format Error");
                        return;
                    }
                    lagrange.Add(x,y);
                    break;
                case 1:
                    this.Title = "2";
                    break;
                case 2:
                    this.Title = "3";
                    break;
                case 3:
                    this.Title = "4";
                    break;
            }
        }

        private void clearButton_Click(object sender, RoutedEventArgs e)
        {
            int i = tabControl.SelectedIndex;


            switch (i)
            {
                case 0:

                    break;
                case 1:
                    this.Title = "2";
                    break;
                case 2:
                    this.Title = "3";
                    break;
                case 3:
                    this.Title = "4";
                    break;
            }
        }

        private void appButton_Click(object sender, RoutedEventArgs e)
        {
            int i = tabControl.SelectedIndex;
            switch (i)
            {
                case 0:
                    appL.Content = lagrange.Polynom;
                    break;
                case 1:
                    this.Title = "2";
                    break;
                case 2:
                    this.Title = "3";
                    break;
                case 3:
                    this.Title = "4";
                    break;
            }
        }

    }
}