public static void Main(string[] args)
{
if (args.Length == 3)
{
int x = 0;
int y = 0;
string op = args[1];
try {
x = Int32.Parse(args [0]);
y = Int32.Parse (args [2]);
} catch (FormatException exc){
System.Console.WriteLine("Invalid input parameters type. Parameters should be integers");
}
var calculator = new Calculator<int>();
try {
var answ = calculator.PerformOperation(x, op, y);
System.Console.WriteLine(answ);
} catch (DivideByZeroException exc){
System.Console.Write (exc.Message);
} catch (UnknownOperationException exc) {
System.Console.Write (exc.Message);
}
} else {
System.Console.WriteLine ("Invalid nuber of input parameters. Input requires 3 parameters: int1, operation, int2");
}
}
public void operator operatorPlusTest()
{
Calculator calculator = new Calculator();
// Input Parameter
a = 3;
b = 4;
int expectedResult = 7;
Assert.AreEqual(expectedResult, calculator.operatorPlus(a,b), "Expected Result is 7 but Actual Result is {0}", expectedResult);
}
public void operator operatorMultiplyTest()
{
Calculator calculator = new Calculator();
// Input Parameter
a = 10;
b = 5;
int expectedResult = 50;
Assert.AreEqual(expectedResult, calculator.operatorMultiply(a, b), "Expected Result is 50 but Actual Result is {0}", expectedResult);
}
static void Main(string[] args)
{
Calculator calculator = new Calculator();
ConsoleOperator consoleOperator = new ConsoleOperator();
do calculator.Calculate(consoleOperator.ReadInputData());
while (consoleOperator.SuggestAnotherCalculation());
consoleOperator.ExitApplication();
}
public static void Main()
{
var screen = new Bitmap(Bitmap.MaxWidth, Bitmap.MaxHeight);
//new up our calculator
var calc = new Calculator();
//let it render itself
calc.Render(screen);
Debug.Print("Sleeping...");
Thread.Sleep(Timeout.Infinite);
}
public static void Main()
{
Agent.Contrib.Hardware.ButtonHelper.ButtonSetup = new Buttons[]{ Buttons.TopRight, Buttons.MiddleRight, Buttons.BottomRight};
var screen = new Bitmap(Bitmap.MaxWidth, Bitmap.MaxHeight);
//new up our calculator
var calc = new Calculator();
//let it render itself
calc.Render(screen);
Debug.Print("Sleeping...");
Thread.Sleep(Timeout.Infinite);
}
public void Initialize()
{
_calculator = new Calculator();
}
static void Main(string[] args)
{
int counter = 1;
StackStorage mathStack = new StackStorage();
while (true)
{
Console.Write($"[{counter}]> ");
string Command = Console.ReadLine();
if (Command.ToLower() == "quit" || Command.ToLower() == "exit")
{
Environment.Exit(0);
}
else if (Command == "last")
{
Command = mathStack.getLastProblem();
}
else if (Command == "lastq")
{
Console.WriteLine("last problem was " + mathStack.getLastProblem());
}
//initalize regex expression
Expression expression = new Expression();
expression.VerifyExpression(Command);
int firstNum = expression.FirstNum;
int secondNum = expression.SecondNum;
string Operator = expression.Operator;
string userMathExpression = (firstNum + Operator + secondNum).ToString();
//adds the user input into addMathToStack and makes it a string
mathStack.addMathToStack(userMathExpression);
//switch statement for calculations
switch (Operator)
{
case "+":
Calculator calcAdd = new Calculator();
Console.WriteLine(" = " + calcAdd.Add(firstNum, secondNum));
break;
case "-":
Calculator calcSubtract = new Calculator();
Console.WriteLine(" = " + calcSubtract.Subtract(firstNum, secondNum));
break;
case "*":
Calculator calcMultiply = new Calculator();
Console.WriteLine(" = " + calcMultiply.Multiply(firstNum, secondNum));
break;
case "/":
Calculator calcDivide = new Calculator();
Console.WriteLine(" = " + calcDivide.Divide(firstNum, secondNum));
break;
case "%":
Calculator calcModulus = new Calculator();
Console.WriteLine(" = " + calcModulus.Modulus(firstNum, secondNum));
break;
default:
break;
}
counter++;
}
}
protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
// Set our view from the "main" layout resource
SetContentView(Resource.Layout.Main);
TextView display = FindViewById <TextView>(Resource.Id.display);
Button number0 = FindViewById <Button>(Resource.Id.number0);
Button number1 = FindViewById <Button>(Resource.Id.number1);
Button number2 = FindViewById <Button>(Resource.Id.number2);
Button number3 = FindViewById <Button>(Resource.Id.number3);
Button number4 = FindViewById <Button>(Resource.Id.number4);
Button number5 = FindViewById <Button>(Resource.Id.number5);
Button number6 = FindViewById <Button>(Resource.Id.number6);
Button number7 = FindViewById <Button>(Resource.Id.number7);
Button number8 = FindViewById <Button>(Resource.Id.number8);
Button number9 = FindViewById <Button>(Resource.Id.number9);
Button dot = FindViewById <Button>(Resource.Id.dot);
Button add = FindViewById <Button>(Resource.Id.add);
Button subtract = FindViewById <Button>(Resource.Id.subtract);
Button multiply = FindViewById <Button>(Resource.Id.multiply);
Button divide = FindViewById <Button>(Resource.Id.divide);
Button sign = FindViewById <Button>(Resource.Id.sign);
Button percent = FindViewById <Button>(Resource.Id.percent);
Button equal = FindViewById <Button>(Resource.Id.equal);
Button clear = FindViewById <Button>(Resource.Id.clear);
Button delete = FindViewById <Button>(Resource.Id.delete);
display.Text = "0";
string displayedNumber = string.Empty;
string firstNumber = string.Empty;
string secondNumber = string.Empty;
string operand = string.Empty;
string formula = string.Empty;
number0.Click += (object sender, EventArgs e) =>
{
displayedNumber = "0";
if (display.Text == "0")
{
display.Text = displayedNumber;
}
else
{
display.Text = display.Text + displayedNumber;
}
};
number1.Click += (object sender, EventArgs e) =>
{
displayedNumber = "1";
if (display.Text == "0")
{
display.Text = displayedNumber;
}
else
{
display.Text = display.Text + displayedNumber;
}
};
number2.Click += (object sender, EventArgs e) =>
{
displayedNumber = "2";
if (display.Text == "0")
{
display.Text = displayedNumber;
}
else
{
display.Text = display.Text + displayedNumber;
}
};
number3.Click += (object sender, EventArgs e) =>
{
displayedNumber = "3";
if (display.Text == "0")
{
display.Text = displayedNumber;
}
else
{
display.Text = display.Text + displayedNumber;
}
};
number4.Click += (object sender, EventArgs e) =>
{
displayedNumber = "4";
if (display.Text == "0")
{
display.Text = displayedNumber;
}
else
{
display.Text = display.Text + displayedNumber;
}
};
number5.Click += (object sender, EventArgs e) =>
{
displayedNumber = "5";
if (display.Text == "0")
{
display.Text = displayedNumber;
}
else
{
display.Text = display.Text + displayedNumber;
}
};
number6.Click += (object sender, EventArgs e) =>
{
displayedNumber = "6";
if (display.Text == "0")
{
display.Text = displayedNumber;
}
else
{
display.Text = display.Text + displayedNumber;
}
};
number7.Click += (object sender, EventArgs e) =>
{
displayedNumber = "7";
if (display.Text == "0")
{
display.Text = displayedNumber;
}
else
{
display.Text = display.Text + displayedNumber;
}
};
number8.Click += (object sender, EventArgs e) =>
{
displayedNumber = "8";
if (display.Text == "0")
{
display.Text = displayedNumber;
}
else
{
display.Text = display.Text + displayedNumber;
}
};
number9.Click += (object sender, EventArgs e) =>
{
displayedNumber = "9";
if (display.Text == "0")
{
display.Text = displayedNumber;
}
else
{
display.Text = display.Text + displayedNumber;
}
};
dot.Click += (object sender, EventArgs e) =>
{
displayedNumber = ".";
if (display.Text == "0")
{
display.Text = displayedNumber;
}
else
{
display.Text = display.Text + displayedNumber;
}
};
percent.Click += (object sender, EventArgs e) =>
{
string result = Calculator.Percent(display.Text);
display.Text = result;
};
sign.Click += (object sender, EventArgs e) =>
{
if (display.Text.EndsWith(")"))
{
string tempText = display.Text;
tempText = tempText.Remove(tempText.IndexOf("("), 1);
tempText = tempText.Remove(tempText.IndexOf("-"), 1);
tempText = tempText.Remove(tempText.IndexOf(")"), 1);
display.Text = tempText;
}
else
{
displayedNumber = "(-";
int lastIndex = display.Text.LastIndexOf(' ');
string newText = display.Text.Insert(lastIndex + 1, displayedNumber);
int textLength = newText.Length;
newText = newText.Insert(textLength, ")");
display.Text = newText;
}
};
/* MISTAKES I HAD COMMITED EARLIER */
add.Click += (object sender, EventArgs e) =>
{
display.Text = display.Text + " + ";
/*operand = "-";
* firstNumber = display.Text;
* display.Text = String.Empty;
*/
};
subtract.Click += (object sender, EventArgs e) =>
{
display.Text = display.Text + " - ";
/*operand = "-";
* firstNumber = display.Text;
* display.Text = String.Empty;
*/
};
multiply.Click += (object sender, EventArgs e) =>
{
display.Text = display.Text + " * ";
/*operand = "x";
* firstNumber = display.Text;
* display.Text = String.Empty;
*/
};
divide.Click += (object sender, EventArgs e) =>
{
display.Text = display.Text + " / ";
/*operand = "/";
* firstNumber = display.Text;
* display.Text = String.Empty;
*/
};
clear.Click += (object sender, EventArgs e) =>
{
//firstNumber = String.Empty;
//secondNumber = String.Empty;
display.Text = "0";
};
delete.Click += (object sender, EventArgs e) =>
{
if (display.Text.Length == 0)
{
display.Text = "0";
}
else if (display.Text.Contains("+") || display.Text.Contains("-") || display.Text.Contains("*") || display.Text.Contains("/"))
{
int length = display.Text.Length;
display.Text = display.Text.Remove(length - 1);
display.Text = display.Text.Remove(length - 2);
}
else
{
int length = display.Text.Length;
display.Text = display.Text.Remove(length - 1);
}
};
equal.Click += (object sender, EventArgs e) =>
{
try
{
Expression ex = new Expression(display.Text);
if (!ex.HasErrors())
{
display.Text = Convert.ToString(ex.Evaluate());
}
}
catch (EvaluationException)
{
display.Text = "Error";
}
catch (OverflowException)
{
display.Text = "Overflow Error";
}
catch (DivideByZeroException)
{
display.Text = "Cannot Divide by Zero";
}
/*if (operand == "+")
* {
* Expression e = new Expression(display.Text);
*
* }
* else if (operand == "-")
* {
* secondNumber = display.Text;
* display.Text = Calculator.Difference(firstNumber, secondNumber);
* firstNumber = secondNumber;
* }
* else if (operand == "x")
* {
* secondNumber = display.Text;
* display.Text = Calculator.Product(firstNumber, secondNumber);
* firstNumber = secondNumber;
* }
* else if (operand == "/")
* {
* secondNumber = display.Text;
* display.Text = Calculator.Division(firstNumber, secondNumber);
* firstNumber = secondNumber;
* }*/
};
}
public FrmMain()
{
InitializeComponent();
data = new Calculator(DisplayCallback);
lblDisplay.Text = data.Clear();
}