4/*
Main-Methode f黵 "Schiffe versenken"
*/
import javax.swing.*;
public class SchiffeVersenken {
public static void main(String[] args) {
javax.swing.SwingUtilities.invokeLater(new Runnable() {
public void run() {
JFrame.setDefaultLookAndFeelDecorated(true);
GameFrame g = new GameFrame();
}
});
}
}
5/*
GameFrame.java
Main-Methode f黵 "Schiffe versenken"
*/
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
public class GameFrame implements ActionListener {
private final int iWindowWidth = 705;
private final int iWindowHeight = 440;
private JFrame mainFrame; // Hauptframe
private JPanel backPanel; // Hintergrundpanel
private JLabel humanLabel; // Schrifzug "Mensch"
private OceanPanel humanPanel; // Spielfeld des Menschen
private JLabel computerLabel; // Schriftzug "Computer"
private OceanPanel computerPanel; // Spielfeld des Computers
private JMenuBar mymenubar;
private JMenu mymenu;
private JMenuItem mymenuitem_setship;
private JMenuItem mymenuitem_quit;
// Konstruktor
public GameFrame() {
this.init();
}
// Initialisieren der Komponenten und Anzeigen des Frames
private void init() {
// Neuen JFrame erzeugen
mainFrame = new JFrame("Schiffe versenken");
mainFrame.setSize(iWindowWidth, iWindowHeight);
mainFrame.setLocation(300, 300);
mainFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
mainFrame.setResizable(false);
// Einen Hintergrund (ContentPane) f黵 den Frame erstellen
backPanel = new JPanel();
backPanel.setSize(iWindowWidth, iWindowHeight);
// Hintergrundfarbe ist Wei?
backPanel.setBackground(new Color(0.8f, 0.8f, 0.8f));
// Den Layout-Manager deaktivieren
backPanel.setLayout(null);
// Das Panel zum ContentPane machen
mainFrame.setContentPane(backPanel);
// Zwei Labels erzeugen und absolut im Frame platzieren
humanLabel = new JLabel("Mensch");
humanLabel.setSize(100, 30);
humanLabel.setLocation(iWindowWidth / 4 - 20, 20);
computerLabel = new JLabel("Computer");
computerLabel.setSize(100, 30);
computerLabel.setLocation(3 * iWindowWidth / 4 - 28, 20);
// Zwei "OceanPanels" erzeugen
humanPanel = new OceanPanel(300, 300, 10, 10, "Spielfeld Mensch");
humanPanel.setLocation(iWindowWidth / 4 - 150, 50);
computerPanel = new OceanPanel(300, 300, 10, 10, "Spielfeld Computer");
computerPanel.setLocation(3 * iWindowWidth / 4 - 150, 50);
// Alle Komponenten dem Hintergrundpanel hinzuf黦en
backPanel.add(humanLabel);
backPanel.add(computerLabel);
backPanel.add(humanPanel);
backPanel.add(computerPanel);
mymenubar = new JMenuBar();
mymenu = new JMenu("Programm");
mymenuitem_setship = new JMenuItem("Set ship");
mymenuitem_quit = new JMenuItem("Quit");
mymenuitem_setship.addActionListener(this);
mymenuitem_quit.addActionListener(this);
mymenu.add(mymenuitem_setship);
mymenu.add(mymenuitem_quit);
mymenubar.add(mymenu);
mainFrame.setJMenuBar(mymenubar);
// Den Frame sichtbar machen
mainFrame.setVisible(true);
}
public void actionPerformed(ActionEvent e) {
String command = e.getActionCommand();
if (command.equals("Set ship")) {
humanPanel.SetShip((int)(Math.random() * 9), (int)(Math.random() * 9));
humanPanel.paint(humanPanel.getGraphics());
} else if (command == "Quit") {
System.exit(0);
}
}
}
6/*
OceanPanel.java
Variables Spielfeld f黵 "Schiffe versenken"
*/
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.JComponent.*;
public class OceanPanel
extends JPanel implements MouseListener, MouseMotionListener {
private int iWidth; // Breite des Panels
private int iHeight; // H鰄e des Panels
private int iFieldCountX; // Anzahl der Felder in X-Richtung
private int iFieldCountY; // Anzahl der Felder in Y-Richtung
private int iFieldWidth; // Breite eines Feldes
private int iFieldHeight; // H鰄e eines Feldes
private int iShipFieldX;
private int iShipFieldY;
private Image ship;
String sName;
// Konstruktor
public OceanPanel(int iWidth, int iHeight, int iFieldCountX, int iFieldCountY, String sName) {
this.iFieldCountX = iFieldCountX;
this.iFieldCountY = iFieldCountY;
// 躡erladene setSize-Methode aufrufen
this.setSize(iWidth, iHeight);
this.sName = sName;
Toolkit mytoolkit = Toolkit.getDefaultToolkit();
ship = mytoolkit.getImage("Ship.png");
SetShip(0, 0);
this.addMouseListener(this);
this.addMouseMotionListener(this);
}
// Neue setSize-Methode
public void setSize(int iWidth, int iHeight) {
// Breite und H鰄e eines Feldes ausrechnen
this.iFieldWidth = iWidth / iFieldCountX;
this.iFieldHeight = iHeight / iFieldCountY;
this.iWidth = iWidth;
this.iHeight = iHeight;
// Auch das Java-System muss von der Panelgr鲞e erfahren, da ansonsten
// die grafische Darstellung nicht angepasst wird
super.setSize(iWidth + 1, iHeight + 1);
}
public void mousePressed(MouseEvent e) {
// Nur der linke Mausknopf soll den Dialog 鰂fnen
if (e.getButton() == MouseEvent.BUTTON1) {
// Feld bestimmen
int iField = (e.getY() / iFieldHeight) * iFieldCountX + (e.getX() / iFieldWidth + 1);
SetShip(e.getX() / iFieldWidth, e.getY() / iFieldHeight);
// Mausklicks nahe dem Rand ignorieren
if ((e.getX() % iFieldWidth) > 2 && (e.getX() % iFieldWidth) < iFieldWidth - 2) {
if ((e.getY() % iFieldHeight) > 2 && (e.getY() % iFieldHeight) < iFieldHeight - 2) {
// Dialog ausgeben
JOptionPane.showMessageDialog(this, Integer.toString(iField), sName, JOptionPane.INFORMATION_MESSAGE);
}
}
}
paint(this.getGraphics());
}
public void paint (Graphics g) {
// Helles Blau als Hintergrundfarbe des Panels
g.setColor(new Color(0.65f, 0.65f, 1.0f));
g.fillRect(0, 0, iWidth, iHeight);
// Linien in kr鋐tigem Blau
g.setColor(Color.blue);
// Horizontale Linien zeichnen
for (int y = 0; y <= iFieldCountY; y++) {
g.drawLine(0, y * iFieldHeight, iWidth, y * iFieldHeight);
}
// Vertikale Linien zeichnen
for (int x = 0; x <= iFieldCountX; x++) {
g.drawLine (x * iFieldWidth, 0, x * iFieldWidth, iHeight);
}
g.drawImage(ship, (iShipFieldX * iFieldWidth) + 2, (iShipFieldY * iFieldHeight) + 2, iFieldWidth - 4, 3 * iFieldHeight - 4, this);
}
public void mouseDragged (MouseEvent e) {}
public void mouseReleased (MouseEvent e) {}
public void mouseClicked (MouseEvent e) {}
public void mouseEntered (MouseEvent e) {}
public void mouseExited (MouseEvent e) {}
public void mouseMoved (MouseEvent e) {}
void SetShip(int x, int y) {
this.iShipFieldX = x;
this.iShipFieldY = y;
}
}
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2005/6/9 7:14:00
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大家看一下这个游戏的编程
