private void btnCalcValueAt_Click(object sender, EventArgs e)
{
try
{
Explicit2DFunction explicitFunction = null;
explicitFunction = new Explicit2DFunction(txtExplicitFunction.Text);
txtYValuleAt.Text = explicitFunction.ValueAt((double)nudValueAt.Value).ToString();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "MathX Demo", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
}
private void btnCalcInvert_Click(object sender, EventArgs e)
{
try
{
Explicit2DFunction function = new Explicit2DFunction(txtExplicitFunction.Text);
Explicit2DFunction invertFunction = FunctionFactory.InverseExplicit2DFunction(function);
txtInvertFunction.Text = invertFunction.Expression;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "MathX Demo", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
}
private void btnCalcDerivative_Click(object sender, EventArgs e)
{
Function function = null;
try
{
function = new Explicit2DFunction(txtExplicitFunction.Text);
for (int i = 1; i <= nudDerivative.Value; i++)
{
function = function.Derivative;
}
txtExplicitResult.Text = function.Expression;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "MathX Demo", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
}
protected override void InitFunction()
{
if (this.SourceType == SourceType.Equation)
{
_function = new Explicit2DFunction(this.Formula);
}
else
{
// RealFunctionEvalutor evalutor = new RealFunctionEvalutor();
// evalutor.Text = this.CodeBody;
// switch(this.CodeLanguage)
// {
// case CodeLanguage.CSharp:
// evalutor.language= CodeLanguage.CSharp;
// break;
// case CodeLanguage.VBNET:
// evalutor.language = CodeLanguage.VBNET;
// break;
// }
// _function = new Explicit2DFunction(new RealFunction(evalutor.Invoke));
FunctionEvalutor evalutor = new FunctionEvalutor(this.CodeBody, new string[] { "x" }, this.CodeLanguage);
_function = new Explicit2DFunction((RealFunction)evalutor.CreateDelegate(typeof(RealFunction)));
}
if (_isInvert)
{
_function = FunctionFactory.InverseExplicit2DFunction((Explicit2DFunction)_function);
}
if (this.DerivativeMode)
{
for (int i = 0; i < this.OrderOfDerivative; i++)
{
_function = _function.Derivative;
if (_function is Constant)
{
return;
}
}
}
}
public Explicit2DFunctionPlotter(Explicit2DFunction function)
{
_function = function.ValueAt;
}
