private void button2_Click(object sender, EventArgs e)
{
try {
List <string> lines = textBox3.Lines.ToList();
List <string> cleared = _calcBuilder.getCleaned(lines);
cleared.Insert(0, "{");
cleared.Add("}");
CalculationItem item = _calcBuilder.Create(cleared);
CalculationItemStack stack = new CalculationItemStack();
item.Calculate(stack);
EquationBlock block = new EquationBlock();
foreach (CalculationItem stackItem in stack.Items)
{
if (stackItem is Equation)
{
block.Equations.Add(stackItem);
}
}
_multiElement = _converter.Convert(block);
panel2.Invalidate();
} catch (Exception exc) {
MessageBox.Show(exc.ToString(), "Bład", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
public Element Convert(CalculationItem item)
{
if (item is EquationBlock)
{
EquationBlock bl = (EquationBlock)item;
EquationBlockElement blockElement = new EquationBlockElement();
foreach (CalculationItem eq in bl.Equations)
{
Element eqElem = (Element)Convert(eq);
blockElement.Arguments.Add(eqElem);
}
return(blockElement);
}
if (item is Equation)
{
Equation eq = (Equation)item;
EquationElement eqElem = new EquationElement();
if (null != eq.Symbol)
{
eqElem.Arguments.Add(Convert(eq.Symbol));
}
if (null != eq.Symbolic)
{
eqElem.Arguments.Add(Convert(eq.Symbolic));
}
if (null != eq.Numbers)
{
eqElem.Arguments.Add(Convert(eq.Numbers));
}
if (null != eq.Value)
{
eqElem.Arguments.Add(Convert(eq.Value));
}
return(eqElem);
}
return(null);
}
public override bool TryCreate(List <string> lines, CalculationBuilder builder, out CalculationItem item)
{
bool isMatch = (lines.First() == "{");
if (!isMatch)
{
item = null;
return(false);
}
EquationBlock block = new EquationBlock();
int level = 0;
builder.RemoveLines(lines, 1);
for ( ; ;)
{
CalculationItem eq = builder.Create(lines);
block.Equations.Add(eq);
string currentLine = lines.First();
if (currentLine == "}")
{
if (level == 0)
{
break;
}
else
{
level--;
}
}
}
builder.RemoveLines(lines, 1);
item = block;
return(true);
}