private void btnMcLaurinTree_Click(object sender, EventArgs e)
{
string v = tbxFormula.Text;
if (rbtnPrefix.Checked)
{
if (v != "")
{
treeLaurAn = treeLaurAn.CreateMcLaurinAn(v, (int)nudSeriesNumber.Value);
lblFunction.Text = treeLaurAn.Read();
treeLaurAn.DrawBinaryTree();
dot.StartInfo.FileName = "dot.exe";
dot.StartInfo.Arguments = "dot -Tpng -oabc.png abc.dot";
dot.Start();
dot.WaitForExit();
pictureBox1.ImageLocation = "abc.png";
tabControl1.SelectedIndex = 1;
}
else
{
MessageBox.Show("Please, write a valid formula!");
}
}
else
{
MessageBox.Show("Please, select the radio button!");
}
}
private void btnParse_Click(object sender, EventArgs e)
{
try
{
string v = tbxFormula.Text;
if (rbtnPrefix.Checked)
{
if (v != "")
{
tree = tree.Create(v);
lblFunction.Text = tree.Read();
}
else
{
MessageBox.Show("Please, write a valid formula!");
}
}
else
{
MessageBox.Show("Please, select the radio button!");
}
}
catch (MyException m)
{
MessageBox.Show(m.Message);
}
}
private void btnPolonomial_Click(object sender, EventArgs e)
{
if (lbxPoints.Items.Count < 2)
{
MessageBox.Show("Please, add some points to get a polonomial!");
}
else
{
Polonomial polonomial = new Polonomial();
points = new int[lbxPoints.Items.Count * 2];
int index = 0;
for (int i = 0; i < lbxPoints.Items.Count; i++)
{
string point = lbxPoints.Items[i].ToString();
string s = point.Substring(0, 1);
while (s != ")")
{
if (s == "(")
{
point = point.Substring(1);
s = point.Substring(0, 1);
}
else if (s == ",")
{
point = point.Substring(1);
s = point.Substring(0, 1);
}
else
{
string number = "";
while (s != "," && s != ")")
{
number = number + s;
point = point.Substring(1);
s = point.Substring(0, 1);
}
points[index] = Convert.ToInt32(number);
index++;
}
}
}
if (points[0] == 0)
{
int x = points[0];
int y = points[1];
points[0] = points[2];
points[1] = points[3];
points[2] = x;
points[3] = y;
}
for (int i = 0; i < points.Length; i += 2)
{
polonomial.MakesRows(lbxPoints.Items.Count, points[i], points[i + 1]);
}
treePolonomial = polonomial.MakeBinaryTreePolonomial();
draw.DrawFunctionPolMat(treePolonomial);
lblFunction.Text = treePolonomial.Read();
}
}
private void DrawPrimitive()
{
var myModel = new PlotModel {
Title = tree.Read()
};
FunctionSeries series = new FunctionSeries();
for (double i = -10; i < 10; i++)
{
double y = tree.Calculate(i);
series.Points.Add(new DataPoint(i, y));
}
myModel.Series.Add(series);
this.plot1.Model = myModel;
}
private void btnLagrangePolonomial_Click(object sender, EventArgs e)
{
if (lbxPoints.Items.Count < 2)
{
MessageBox.Show("Please, add some points to get a polonomial!");
}
else
{
points = new int[lbxPoints.Items.Count * 2];
int index = 0;
for (int i = 0; i < lbxPoints.Items.Count; i++)
{
string point = lbxPoints.Items[i].ToString();
string s = point.Substring(0, 1);
while (s != ")")
{
if (s == "(")
{
point = point.Substring(1);
s = point.Substring(0, 1);
}
else if (s == ",")
{
point = point.Substring(1);
s = point.Substring(0, 1);
}
else
{
string number = "";
while (s != "," && s != ")")
{
number = number + s;
point = point.Substring(1);
s = point.Substring(0, 1);
}
points[index] = Convert.ToInt32(number);
index++;
}
}
}
treePolonomialL = treePolonomialL.MakePolonomialFunctionLagrange(points);
draw.DrawFunctionPolLa(treePolonomialL);
lblFunction.Text = treePolonomialL.Read();
}
}