ขอสอบถามเรื่องเวลา ใน C# หน่อยครับ ในส่วนของเวลากับ เข็มนาฬิกาครับ

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 System.Windows.Threading;

namespace WpfApplication1
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {

        bool running;
        int hours, minutes, score;
        double angleRadians1, angleRadians2;
        double angle1, angle2, time1, time2;




        private void updateClockBigHand()
        {
            int lineLength = 60;

            line1.X2 = line1.X1 + (lineLength * Math.Cos(angleRadians1));
            line1.Y2 = line1.Y1 - (lineLength * Math.Sin(angleRadians1));
        }

        private void updateClockSmallHand()
        {
            int lineLength = 100;
            line2.X2 = line1.X1 + (lineLength * Math.Cos(angleRadians2));
            line2.Y2 = line1.Y1 - (lineLength * Math.Sin(angleRadians2));
        }

        //Randomtime
        private void randomtime()
        {
            Random RandomNumber = new Random();
            Random RandomString = new Random();
            String[] timetype = { "A.M.", "P.M." };
            hours = RandomNumber.Next(0, 11);
            minutes = RandomNumber.Next(0, 11) * 5;
            textBlock2.Text = timetype[RandomString.Next(0, timetype.Length)];
            textBlock1.Text = hours.ToString() + ":" + (minutes < 10 ? "0" : "") + minutes.ToString();
            //checkEventBigHand();
            //updateClockBigHand();

            //checkEventSmallHand();
            //updateClockSmallHand();
            // int lineLength = 60;
            //int lineLength2 = 100;
            //line1.X2 = line1.X1 + (lineLength * Math.Cos(angleRadians1));
            //line1.Y2 = line1.Y1 - (lineLength * Math.Sin(angleRadians1));

            //            line2.X2 = line1.X1 + (lineLength2 * Math.Cos(angleRadians2));
            //          line2.Y2 = line1.Y1 - (lineLength2 * Math.Sin(angleRadians2));


        }



        //CheckEventGame
        private void checkEventBigHand()
        {

            if ((angle1 <= 95.0) && (angle1 >= 68))
            {
                time1 = 0;
            }
            else if ((angle1 <= 67.9) && (angle1 >= 33.0))
            {
                time1 = 1;
            }
            else if ((angle1 <= 32.9) && (angle1 >= 0.9))
            {
                time1 = 2;
            }
            else if ((angle1 <= 0) && (angle1 >= -25.0))
            {
                time1 = 3;
            }
            else if ((angle1 <= -24.9) && (angle1 >= -55.0))
            {
                time1 = 4;
            }
            else if ((angle1 <= -54.9) && (angle1 >= -85))
            {
                time1 = 5;
            }
            else if ((angle1 <= -84.9) && (angle1 >= -115))
            {
                time1 = 6;
            }
            else if ((angle1 <= -114.9) && (angle1 >= -145))
            {
                time1 = 7;
            }
            else if ((angle1 <= -144.9) && (angle1 >= -175))
            {
                time1 = 8;
            }
            else if ((angle1 <= -174.9) && (angle1 >= -205))
            {
                time1 = 9;
            }
            else if ((angle1 <= -204.9) && (angle1 >= -235))
            {
                time1 = 10;
            }
            else if ((angle1 <= -234.9) && (angle1 >= -269))
            {
                time1 = 11;
            }

            else
            {
                Console.WriteLine("Not time");
            }


        }
        private void checkEventSmallHand()
        {

            if ((angle2 <= 95.0) && (angle2 >= 68))
            {
                time2 = 0;
            }
            else if ((angle2 <= 67.9) && (angle2 >= 33.0))
            {
                time2 = 5;
            }
            else if ((angle2 <= 32.9) && (angle2 >= 0.9))
            {
                time2 = 10;
            }
            else if ((angle2 <= 0) && (angle2 >= -25.0))
            {
                time2 = 15;
            }
            else if ((angle2 <= -24.9) && (angle2 >= -55.0))
            {
                time2 = 20;
            }
            else if ((angle2 <= -54.9) && (angle2 >= -85))
            {
                time2 = 25;
            }
            else if ((angle2 <= -84.9) && (angle2 >= -115))
            {
                time2 = 30;
            }
            else if ((angle2 <= -114.9) && (angle2 >= -145))
            {
                time2 = 35;
            }
            else if ((angle2 <= -144.9) && (angle2 >= -175))
            {
                time2 = 40;
            }
            else if ((angle2 <= -174.9) && (angle2 >= -205))
            {
                time2 = 45;
            }
            else if ((angle2 <= -204.9) && (angle2 >= -235))
            {
                time2 = 50;
            }
            else if ((angle2 <= -234.9) && (angle2 >= -269))
            {
                time2 = 55;
            }
            else
            {
                Console.WriteLine("Not time");
            }



        }

        private void Window_Loaded(object sender, RoutedEventArgs e)
        {
            randomtime();
        }
    }
}