private void btT_Click(object sender, EventArgs e)
{
Trapeze trapeze = new Trapeze();
int n = Convert.ToInt32(tbN.Text);
double integral = trapeze.T(n);
tbT.Text = Convert.ToString(integral);
}
private async void GetResultT()
{
Trapeze trapeze = new Trapeze();
int n = Convert.ToInt32(tbN.Text);
int a = Convert.ToInt32(tbA.Text);
int b = Convert.ToInt32(tbB.Text);
pgb.Value = 0;
bool answerReady = true;
Progress <int> progress = new Progress <int>();
progress.ProgressChanged += (sender, e) => { pgb.Value = e; };
cts = new CancellationTokenSource();
Stopwatch stopWatch = new Stopwatch();
stopWatch.Start();
double integral = 0;
try
{
stopWatch.Start();
integral = await trapeze.Calculate(n, a, b, cts.Token, progress, (x) =>
{
return((10 * x) - Math.Log(14 * x));
});
stopWatch.Stop();
}
catch (OperationCanceledException)
{
tbT.Text = "Отмена";
answerReady = false;
}
catch
{
tbT.Text = "Ошибка";
answerReady = false;
}
if (answerReady)
{
TimeSpan ts = stopWatch.Elapsed;
string elapsedTime = string.Format("{0:00}:{1:00}:{2:00}.{3:00}", ts.Hours, ts.Minutes, ts.Seconds, ts.Milliseconds / 10);
if (integral == 0.0)
{
tbT.Text = $"{trapeze.ErrorInformation}";
}
else
{
tbT.Text = Convert.ToString(integral);
tbTime.Text = Convert.ToString("Время выполнения " + elapsedTime);
}
}
btT.Enabled = true;
btCancel.Enabled = false;
}