/*
entwickelt von:
Christian Vogt
*/


import javax.swing.*;

public class _fb
{
    public static double[] zahlenEinlesen()
    {
         double[] eingaben = new double [2];

         JTextField[] feld = {new JTextField(), new JTextField()};
		Object[] msg = {"Laenge: ", feld[0], "Breite: ", feld[1]};
		(new JOptionPane(msg)).createDialog(null, "Uebung10").setVisible(true);

         eingaben[0] = Double.parseDouble(feld[0].getText());
         eingaben[1] = Double.parseDouble(feld[1].getText());

    return eingaben;
    }	// end method


    public static JTextField[] einlesen()
    {
         JTextField[] feld = {new JTextField(), new JTextField()};
		Object[] msg = {"Laenge: ", feld[0], "Breite: ", feld[1]};
		(new JOptionPane(msg)).createDialog(null, "Uebung10").setVisible(true);

		return feld;
    }	// end method


    public static double berechneFlaeche(double a, double b)
    {
    	double flaeche = a*b;
         return flaeche;
    }    // end method

    public static double berechneUmfang(double a, double b)
    {
    	double umfang = (2*a + 2*b);
         return umfang;
    }	// end method

    public static boolean check_quadrat(double a, double b)
    {
    	boolean quadrat;
         if (a == b)
         {
         	quadrat = true;
         }
         else
         {
         	quadrat = false;
         }
         return quadrat;
    }
}	// end class