/**
 * 
 */
package mittakaava;

import java.awt.BorderLayout;
import java.awt.EventQueue;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.border.EmptyBorder;
import java.awt.GridBagLayout;
import javax.swing.JLabel;
import java.awt.GridBagConstraints;
import java.awt.Insets;
import javax.swing.JTextPane;
import javax.swing.JTextField;
import javax.swing.UIManager;
import fi.jyu.mit.ohj2.Mjonot;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;

/**
 *
 * @author vesal
 * @version 27.1.2011
 */
public class Mittakaava2 extends JFrame {

    /**  */
    private static final long serialVersionUID = 1L;
    private JPanel contentPane;
    private final JLabel lblMittakaava = new JLabel("Mittakaava");
    private final JLabel labelsuhde = new JLabel("1:");
    private final JLabel lblKartaltaMitattuMatka = new JLabel("Kartalta mitattu matka");
    private final JTextField textMittakava = new JTextField();
    private final JTextField textKartalta = new JTextField();
    private final JLabel lblMm = new JLabel("mm");
    private final JLabel lblMatkaMaastossa = new JLabel("Matka maastossa");
    private final JTextField textMaatossa = new JTextField();
    private final JLabel lblMm_1 = new JLabel("mm");


    /**
     * Launch the application.
     * @param args ei käytössä
     */
    public static void main(String[] args) {
        try {
            UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
        } catch (Throwable e) {
            e.printStackTrace();
        }
        EventQueue.invokeLater(new Runnable() {
            @Override
            public void run() {
                try {
                    Mittakaava2 frame = new Mittakaava2();
                    frame.setVisible(true);
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        });
    }


    /**
     * Create the frame.
     */
    public Mittakaava2() {
        addWindowListener(new WindowAdapter() {
            @Override
            public void windowOpened(WindowEvent arg0) {
                textKartalta.requestFocus(); /// Itse lisätty
            }
        });
        textMaatossa.setEditable(false);
        textMaatossa.setColumns(10);
        textKartalta.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent arg0) {
                textKartalta.selectAll();
            }
        });
        textKartalta.addKeyListener(new KeyAdapter() {
            @Override
            public void keyReleased(KeyEvent arg0) {
                laske();
            }
        });
        textKartalta.setColumns(10);
        textMittakava.addKeyListener(new KeyAdapter() {
            @Override
            public void keyReleased(KeyEvent arg0) {
                laske();
            }
        });
        textMittakava.setText("200000");
        textMittakava.setColumns(10);
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setBounds(100, 100, 298, 207);
        contentPane = new JPanel();
        contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
        setContentPane(contentPane);
        GridBagLayout gbl_contentPane = new GridBagLayout();
        gbl_contentPane.columnWidths = new int[] { 0, 0, 0, 0, 0, 0 };
        gbl_contentPane.rowHeights = new int[] { 0, 12, 0, 0, 0 };
        gbl_contentPane.columnWeights = new double[] { 0.0, 0.0, 0.0, 1.0, 0.0, Double.MIN_VALUE };
        gbl_contentPane.rowWeights = new double[] { 0.0, 0.0, 0.0, 0.0, Double.MIN_VALUE };
        contentPane.setLayout(gbl_contentPane);

        GridBagConstraints gbc_lblMittakaava = new GridBagConstraints();
        gbc_lblMittakaava.anchor = GridBagConstraints.NORTHWEST;
        gbc_lblMittakaava.insets = new Insets(0, 0, 5, 5);
        gbc_lblMittakaava.gridx = 1;
        gbc_lblMittakaava.gridy = 1;
        contentPane.add(lblMittakaava, gbc_lblMittakaava);

        GridBagConstraints gbc_labelsuhde = new GridBagConstraints();
        gbc_labelsuhde.anchor = GridBagConstraints.NORTHEAST;
        gbc_labelsuhde.insets = new Insets(0, 0, 5, 5);
        gbc_labelsuhde.gridx = 2;
        gbc_labelsuhde.gridy = 1;
        contentPane.add(labelsuhde, gbc_labelsuhde);

        GridBagConstraints gbc_textMittakava = new GridBagConstraints();
        gbc_textMittakava.anchor = GridBagConstraints.NORTH;
        gbc_textMittakava.insets = new Insets(0, 0, 5, 5);
        gbc_textMittakava.fill = GridBagConstraints.HORIZONTAL;
        gbc_textMittakava.gridx = 3;
        gbc_textMittakava.gridy = 1;
        contentPane.add(textMittakava, gbc_textMittakava);

        GridBagConstraints gbc_lblKartaltaMitattuMatka = new GridBagConstraints();
        gbc_lblKartaltaMitattuMatka.anchor = GridBagConstraints.WEST;
        gbc_lblKartaltaMitattuMatka.insets = new Insets(0, 0, 5, 5);
        gbc_lblKartaltaMitattuMatka.gridx = 1;
        gbc_lblKartaltaMitattuMatka.gridy = 2;
        contentPane.add(lblKartaltaMitattuMatka, gbc_lblKartaltaMitattuMatka);

        GridBagConstraints gbc_textKartalla = new GridBagConstraints();
        gbc_textKartalla.insets = new Insets(0, 0, 5, 5);
        gbc_textKartalla.fill = GridBagConstraints.HORIZONTAL;
        gbc_textKartalla.gridx = 3;
        gbc_textKartalla.gridy = 2;
        contentPane.add(textKartalta, gbc_textKartalla);

        GridBagConstraints gbc_lblMm = new GridBagConstraints();
        gbc_lblMm.insets = new Insets(0, 0, 5, 0);
        gbc_lblMm.gridx = 4;
        gbc_lblMm.gridy = 2;
        contentPane.add(lblMm, gbc_lblMm);

        GridBagConstraints gbc_lblMatkaMaastossa = new GridBagConstraints();
        gbc_lblMatkaMaastossa.anchor = GridBagConstraints.WEST;
        gbc_lblMatkaMaastossa.insets = new Insets(0, 0, 0, 5);
        gbc_lblMatkaMaastossa.gridx = 1;
        gbc_lblMatkaMaastossa.gridy = 3;
        contentPane.add(lblMatkaMaastossa, gbc_lblMatkaMaastossa);

        GridBagConstraints gbc_textMaatossa = new GridBagConstraints();
        gbc_textMaatossa.insets = new Insets(0, 0, 0, 5);
        gbc_textMaatossa.fill = GridBagConstraints.HORIZONTAL;
        gbc_textMaatossa.gridx = 3;
        gbc_textMaatossa.gridy = 3;
        contentPane.add(textMaatossa, gbc_textMaatossa);

        GridBagConstraints gbc_lblMm_1 = new GridBagConstraints();
        gbc_lblMm_1.gridx = 4;
        gbc_lblMm_1.gridy = 3;
        contentPane.add(lblMm_1, gbc_lblMm_1);
    }


    // Oma koodi

    private void laske() {
        double mittakaava = Mjonot.erotaDouble(textMittakava.getText(), 200000);
        double matka_mm = Mjonot.erotaDouble(textKartalta.getText(), 200000);
        double km = matka_mm * mittakaava / 1000000.0;
        textMaatossa.setText("" + km);
    }

}