public Fraction subtraction(Fraction FractionObj)
{
int den = SimpleNums.getInstance().NOK(Denomenator, FractionObj.getDenomenator());
int num = Numerator * (den / Denomenator);
int num2 = FractionObj.getNumerator() * (den / FractionObj.getDenomenator());
return new Fraction((num - num2), den);
}
private void calcButton_Click(object sender, EventArgs e)
{
int num1, num2, den1, den2;
bool aNum1 = int.TryParse(textBox1.Text, out num1);
bool aNum2 = int.TryParse(textBox4.Text, out num2);
bool aDen1 = int.TryParse(textBox2.Text, out den1);
bool aDen2 = int.TryParse(textBox3.Text, out den2);
Fraction f1 = new Fraction(num1, den1);
Fraction f2 = new Fraction(num2, den2);
Fraction f3 = f1;
if ("*" == comboBox1.Text)
{
f3 = f1.multiplication(f2);
}
if ("/" == comboBox1.Text)
{
f3 = f1.division(f2);
}
if ("+" == comboBox1.Text)
{
f3 = f1.addition(f2);
}
if ("-" == comboBox1.Text)
{
f3 = f1.subtraction(f2);
}
textBox6.Text = f3.getNumerator().ToString();
textBox5.Text = f3.getDenomenator().ToString();
}
public Fraction division(Fraction FractionObj)
{
return new Fraction(Numerator * FractionObj.getDenomenator(), Denomenator * FractionObj.getNumerator());
}
public Fraction multiplication(Fraction FractionObj)
{
return new Fraction(Numerator * FractionObj.getNumerator(), Denomenator * FractionObj.getDenomenator());
}
