private void polynomialButton_Click(object sender, EventArgs e)
{
if (!polynomialTurnedOn)
{
(sender as MaterialSkin.Controls.MaterialFlatButton).Text = "STOP POLYNOMIAL";
polynomialPoints = new List <DataPoint> ();
myModel = new PlotModel();
myModel.Title = "Polynomial";
FunctionSeries series = new FunctionSeries();
series.Points.Add(new DataPoint(100, 100));
myModel.Series.Add(series);
plot.Model = myModel;
myModel.MouseDown += plot_MouseDown;
polynomialPointsListView.Items.Clear();
polynomialPointsListView.Items.Add("Selected points:");
polynomialTurnedOn = true;
(sender as MaterialSkin.Controls.MaterialFlatButton).ForeColor = Color.Red;
}
else
{
myModel.MouseDown -= plot_MouseDown;
polynomialTurnedOn = false;
if (polynomialPoints.Count < 2)
{
MessageBox.Show("Please input more than 1 point!"); (sender as MaterialSkin.Controls.MaterialFlatButton).Text = "START POLYNOMIAL"; return;
}
var polynomial = plotter.CreatePolynomialThroughPoints(polynomialPoints.ToArray());
polynomial = plotter.SimplifyTree(polynomial);
string ans = "";
for (int i = 0; i < polynomialPoints.Count; i++)
{
var x = string.Format("For your input X and Y : {0} , {1}\nPolynomial gives: {2}", polynomialPoints[i].X, polynomialPoints[i].Y, plotter.ProcessTree(polynomialPoints[i].X, polynomial));
ans += x + "\n";
}
plotter.GetGraphImage(graphPictureBox, polynomial);
MessageBox.Show(ans);
List <DataPoint> points = new List <DataPoint> ();
FunctionSeries series = new FunctionSeries();
var boundaries = Boundaries(xValueTextbox.Text);
var realBoundaries = GetNewRangeBasedUponFixatedLimits(polynomial, polynomialPoints.ToArray(), boundaries[0], boundaries[1]);
for (double i = realBoundaries.lower; i < realBoundaries.upper; i += 0.3)
{
points.Add(new DataPoint(i, plotter.ProcessTree(i, polynomial)));
}
series.Points.AddRange(points);
myModel = new PlotModel()
{
Title = "Polynomial through points"
};
myModel.Series.Add(series);
plot.Model = myModel;
(sender as MaterialSkin.Controls.MaterialFlatButton).Text = "START POLYNOMIAL";
}
}
