/// <summary>
/// processing a click on "equal" button where is the main choice of further operations and functions
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void equal_Click(object sender, EventArgs e)
{
if (textBox1.Text.Length > 0 && textBox2.Text.Length > 0) // textBox is not empty
{
if (textBox3.Text.Length == 0 || flag > 0)
{
textBox3.Text = textBox1.Text;
secondNumber = Convert.ToDouble(textBox3.Text);
firstNumber = Convert.ToDouble(textBox2.Text);
ITwoArgCalculator calculator = TwoArgFactory.CreateCalculator(Operation);
result = calculator.Calculate(firstNumber, secondNumber);
def1();
}
else
{
textBox2.Text = textBox1.Text;
secondNumber = Convert.ToDouble(textBox3.Text);
firstNumber = Convert.ToDouble(textBox2.Text);
ITwoArgCalculator calculator = TwoArgFactory.CreateCalculator(Operation);
result = calculator.Calculate(firstNumber, secondNumber);
def1();
}
}
else
{
textBox1.Focus();
}
textBox1.Focus();
}
private void proc_Click(object sender, EventArgs e)
{
flag++;
textBox3.Text = textBox1.Text + "%";
secondNumber = Convert.ToDouble(textBox1.Text);
firstNumber = Convert.ToDouble(textBox2.Text);
ITwoArgCalculator calculator = TwoArgFactory.CreateCalculator("proc");
result = calculator.Calculate(firstNumber, secondNumber);
textBox1.Text = Convert.ToString(result);
}
public ActionResult Index(
double firstNumber,
double secondNumber,
string operation)
{
string[] arr = { "mult", "div", "plus", "minus" };
double result;
if (arr.Contains(operation))
{
ITwoArgCalculator calculator = TwoArgFactory.CreateCalculator(operation);
result = calculator.Calculate(firstNumber, secondNumber);
}
else
{
IOneArgCalculator calculator = OneArgFactory.CreateCalculator(operation);
result = calculator.Calculate(firstNumber);
}
ViewBag.Result = result;
ViewBag.Operation = new SelectListItem[]
{
new SelectListItem()
{
Value = "mult", Text = "multiply"
},
new SelectListItem()
{
Value = "plus", Text = "sum"
},
new SelectListItem()
{
Value = "minus", Text = "minus"
},
new SelectListItem()
{
Value = "div", Text = "division"
},
new SelectListItem()
{
Value = "sin", Text = "sin"
},
new SelectListItem()
{
Value = "cos", Text = "cos"
},
new SelectListItem()
{
Value = "tg", Text = "tg"
},
new SelectListItem()
{
Value = "ctg", Text = "ctg"
},
new SelectListItem()
{
Value = "sqrt", Text = "sqrt"
}
};
return(View());
}
public void CalculateTest(string name, Type type)
{
var calculator = TwoArgFactory.CreateCalculator(name);
Assert.IsInstanceOf(type, calculator);
}