示例#1
0
        public static Calculator RunCalculator(Func <char> GetKey, Action ClearConsole)
        {
            Calculator calc = new Calculator();

            while (true)
            {
                ClearConsole();
                calc.PrintDisplay();
                char key = GetKey();
                switch (key)
                {
                case '.':
                    calc.EnterPoint();
                    break;

                case '0':
                    calc.EnterZeroDigit();
                    break;

                case '=':
                case (char)ConsoleKey.Enter:
                    calc.EnterEqual();
                    break;

                //case (char)ConsoleKey.Escape:
                //    calc.Clear();
                //    break;
                case 'c':
                    calc.Clear();
                    break;

                case var c when c != '0' && char.IsDigit(c):
                    calc.EnterNonZeroDigit(c);
                    break;

                case var c when Calculator.Operators.ContainsKey(c):
                    calc.EnterOperator(c);

                    break;

                case 'q':
                    return(calc);
                }
            }
        }