/** Set up the GUI. */
public Wator() {
thisFrame = this;
this.setLayout(new BorderLayout());
this.add(display, BorderLayout.CENTER);
this.add(controlPanel, BorderLayout.SOUTH);
controlPanel.setLayout(new BorderLayout());
controlPanel.add(statisticsPanel, BorderLayout.NORTH);
controlPanel.add(runPanel, BorderLayout.SOUTH);
statisticsPanel.setLayout(new GridLayout(1, 2));
statisticsPanel.add(sharkPanel);
statisticsPanel.add(fishPanel);
runPanel.setLayout(new FlowLayout());
sharkPanel.setLayout(new GridLayout(6, 1));
fishPanel.setLayout(new GridLayout(6, 1));
sharkPanel.setBorder(sharkBorder);
sharkPanel.add(new JLabel("Initial number:"));
sharkPanel.add(sharkCount);
sharkPanel.add(new JLabel("Gestation period:"));
sharkPanel.add(sharkGestationPeriod);
sharkPanel.add(new JLabel("Starvation period:"));
sharkPanel.add(sharkStarvationPeriod);
fishPanel.setBorder(fishBorder);
fishPanel.add(new JLabel("Initial number:"));
fishPanel.add(fishCount);
fishPanel.add(new JLabel("Gestation period:"));
fishPanel.add(fishGestationPeriod);
// remove fish starvation button from GUI
// fishPanel.add(new JLabel("Starvation period:"));
// fishPanel.add(fishStarvationPeriod);
runPanel.setLayout(new BorderLayout());
runPanel.add(speedControlPanel, BorderLayout.CENTER);
runPanel.add(buttonPanel, BorderLayout.EAST);
buttonPanel.setLayout(new FlowLayout());
buttonPanel.add(populateButton);
buttonPanel.add(runButton);
speedControlPanel.add(speedControl);
speedControl.setMajorTickSpacing(20);
speedControl.setMinorTickSpacing(5);
speedControl.setPaintTicks(true);
speedControl.setPaintLabels(true);
ocean = new Ocean(OCEAN_SIZE, OCEAN_SIZE);
display.setOcean(ocean);
attachListeners();
ocean.addObserver(display);
pack();
this.setSize(550, 800);
this.setVisible(true);
this.setDefaultCloseOperation(EXIT_ON_CLOSE);
}
/** Clear the ocean and add sharks and fish, according to the values specified in the GUI. */
private void populate() {
try {
int count = Integer.valueOf(sharkCount.getText());
int gestation = Integer.valueOf(sharkGestationPeriod.getText());
int starvation = Integer.valueOf(sharkStarvationPeriod.getText());
Parameters.setSharkStatistics(count, gestation, starvation);
count = Integer.valueOf(fishCount.getText());
gestation = Integer.valueOf(fishGestationPeriod.getText());
// remove fish starvation calculation as fish cannot starve
// starvation = Integer.valueOf(fishStarvationPeriod.getText());
Parameters.setFishStatistics(count, gestation, starvation);
ocean.fillWithWater();
ocean.populate();
} catch (Exception ex) {
JOptionPane.showMessageDialog(thisFrame, ex.getMessage());
}
}
