static public void WriteResult(string formula, double step, double xStart, double xEnd)
{
double x, y;
Rpn rpn = new Rpn(formula);
int maxSize = GetMaxSizeXY(rpn, 2, xStart, step, xEnd);
string text = "";
//Отрисовка
text = WriteBorder('─', '┌', '┬', '┐', maxSize, text);
text = WriteMid(' ', '│', "X", "Y", (maxSize - 1) / 2, (maxSize - 1) / 2,
(int)Math.Ceiling((double)(maxSize - 1) / 2),
(int)Math.Ceiling((double)(maxSize - 1) / 2), text);
text = WriteBorder('─', '├', '┼', '┤', maxSize, text);
x = xStart;
do
{
y = GetY(rpn, x);
text = WriteMid(' ', '│', Convert.ToString(x), Convert.ToString(y),
(maxSize - GetDigitSize(x)) / 2,
(maxSize - GetDigitSize(y)) / 2,
(int)Math.Ceiling((double)(maxSize - GetDigitSize(x)) / 2),
(int)Math.Ceiling((double)(maxSize - GetDigitSize(y)) / 2), text);
x = Convert.ToDouble(Convert.ToDecimal(x) + Convert.ToDecimal(step));
} while ((step > 0 && x <= xEnd) || (step < 0 && x >= xEnd));
text = WriteBorder('─', '└', '┴', '┘', maxSize, text);
Console.WriteLine(text);
}
public Rpn GetNewRpnWithSetVariable(double digit)
{
Rpn output = new Rpn(this);
for (int i = 0; i < tokens.Count; i++)
{
if (tokens[i].Type == TokenType.Variable)
{
output.tokens[i] = new Token(digit);
}
}
return(output);
}
static public string AskFormula(string text)
{
string output;
Console.Write("\r" + new string(' ', Console.WindowWidth - Console.CursorLeft) + "\r" + text);
output = Console.ReadLine();
while (!Rpn.IsExpressionCorrectly(output, out string errorText))
{
Console.SetCursorPosition(0, 0);
Console.Write("\r" + new string(' ', Console.WindowWidth - Console.CursorLeft) + "\r" + errorText);
Console.ReadKey(true);
Console.Write("\r" + new string(' ', Console.WindowWidth - Console.CursorLeft) + "\r" + text);
output = Console.ReadLine();
}
return(output);
}
public static List <DoublePoint> GetPointsList(Rpn rpn, double xStart, double xEnd, double step, double zoom)
{
var output = new List <DoublePoint>();
Rpn localRpn;
double x = xStart;
do
{
double y = rpn.GetNewRpnWithSetVariable(x * zoom).Calculate() / zoom;
output.Add(new DoublePoint(x, y));
x += step;
} while (x <= xEnd);
return(output);
}
static int GetMaxSizeXY(Rpn rpn, int maxSize, double x, double step, double xEnd)
{
double y;
do
{
y = GetY(rpn, x);
if (GetDigitSize(y) > maxSize)
{
maxSize = GetDigitSize(y);
}
if (GetDigitSize(x) > maxSize)
{
maxSize = GetDigitSize(x);
}
x += step;
} while ((step > 0 && x <= xEnd) || (step < 0 && x >= xEnd));
return(maxSize);
}
static double GetY(Rpn rpn, double x)
{
return(rpn.GetNewRpnWithSetVariable(x).Calculate());
}
public Rpn(Rpn input)
{
tokens = new List <Token>(input.tokens);
}
public bool FormulaCorrectlyTest(string formula)
{
return(Rpn.IsExpressionCorrectly(formula, out string s));
}