Crear cuenta
package pckCliente;
import java.awt.Dimension;
import java.awt.Toolkit;
import javax.swing.JFrame;
import javax.swing.UIManager;
public class ClassPrincipal {public ClassPrincipal() {
JFrame frame = new frmJuego();
Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
Dimension frameSize = frame.getSize();
if (frameSize.height > screenSize.height) {
frameSize.height = screenSize.height;
}if (frameSize.width > screenSize.width) {
frameSize.width = screenSize.width;
}frame.setLocation( ( screenSize.width - frameSize.width ) / 2, ( screenSize.height - frameSize.height ) / 2 );
frame.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );
frame.setVisible(true);
}public static void main(String[] args) {
try {UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
} catch (Exception e) {
e.printStackTrace();
}new ClassPrincipal();
}}Creas un Formulario :************************
package pckCliente;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Container;
import java.awt.Dimension;
import javax.swing.JFrame;
import pckMovimiento.JpTablero;import pckMovimiento.JpTeclado;public class frmJuego extends JFrame { //////////////
Container con;
int sw;
JpTeclado jte;
JpTablero jta;
//////////////
public frmJuego() {
try {jbInit();
} catch (Exception e) {
e.printStackTrace();
} }private void jbInit() throws Exception {
this.getContentPane().setLayout( null );
this.setSize(new Dimension(400, 600));
////////////////////////////////////////
this.setBackground(Color.black);
con=this.getContentPane();
con.setLayout(new BorderLayout());
jta=new JpTablero(this,sw);
jta.Start();
jte=new JpTeclado(this,sw);
con.add(jta,BorderLayout.CENTER);
con.add(jte,BorderLayout.SOUTH);
////////////////////////////////////////
}}package pckMovimiento;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.GradientPaint;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.geom.Arc2D;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.Timer;
public class JpTablero extends JPanel{ //////////////
static int sw;
static int c=0; int band=0; private Timer t; // Importarlo con el java.swing
int x=10,y=10;
JFrame frame;
JpTablero jta;
///////////////
public void paintComponent(Graphics g){
super.paintComponent(g);
Graphics2D g2d=(Graphics2D)g;
g2d.setPaint(new GradientPaint(40,10,Color.green,50,30,Color.blue,true));
c++;
switch(sw){
case 0: break;case 1: x+=15; band=1; break;
case 2: x-=15; band=2; break;
case 3: y+=15; band=3; break;
case 4: y-=15; band=4; break;
}if(c%2==0){
if(band==1){
g2d.fill(new Arc2D.Double(x,y,25,25,45,270,Arc2D.PIE));
}else if(band==2){
g2d.fill(new Arc2D.Double(x,y,25,25,220,270,Arc2D.PIE));
}else if(band==3){
g2d.fill(new Arc2D.Double(x,y,25,25,320,270,Arc2D.PIE));
}else if(band==4){
g2d.fill(new Arc2D.Double(x,y,25,25,130,270,Arc2D.PIE));
}}else{
g.fillOval(x,y,25,25);
} }public JpTablero(JFrame frame,int sw){
this.frame=frame;
this.sw=sw;
this.setPreferredSize(new Dimension(400,400));
this.setBackground(Color.black);
this.setVisible(true);
t=new Timer(150,new ActionListener(){
public void actionPerformed(ActionEvent e){
Update();
}});
}public void Update(){
this.repaint();
}public void Start(){
t.start();
}public void Stop(){
t.stop();
}public JpTablero() {
try {jbInit();
} catch (Exception e) {
e.printStackTrace();
} }private void jbInit() throws Exception {
this.setLayout( null );
this.setForeground(new Color(0, 0, 82));
this.setBackground(Color.black);
/////////////////////////////////////////////
this.setPreferredSize(new Dimension(400,400));
}}package pckMovimiento;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class JpTeclado extends JPanel { ////////////////////////////////////////
int sw;
JFrame frame;
JpTablero jta;
private JButton btnAriiba = new JButton();
private JButton btnAbajo = new JButton();
private JButton btnDerecho = new JButton();
private JButton btnIzquierda = new JButton();
public JpTeclado(JFrame frame,int sw){
this.frame=frame;
this.sw=sw;
try {jbInit();
} catch (Exception e) {
e.printStackTrace();
} }private void jbInit() throws Exception {
this.setLayout( null );
this.setBackground(Color.blue);
this.setSize(new Dimension(406, 300));
btnAriiba.setText("Arriba");
btnAriiba.setBounds(new Rectangle(155, 15, 80, 55));
btnAriiba.setBorder(BorderFactory.createLineBorder(Color.black, 1));
btnAriiba.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
btnAriiba_actionPerformed(e);
}});
btnAbajo.setText("Abajo");
btnAbajo.setBounds(new Rectangle(155, 130, 80, 55));
btnAbajo.setBorder(BorderFactory.createLineBorder(Color.black, 1));
btnAbajo.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
btnAbajo_actionPerformed(e);
}});
btnDerecho.setText("Derecha");
btnDerecho.setBounds(new Rectangle(240, 70, 80, 55));
btnDerecho.setBorder(BorderFactory.createLineBorder(Color.black, 1));
btnDerecho.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
btnDerecho_actionPerformed(e);
}});
btnIzquierda.setText("Izquierda");
btnIzquierda.setBounds(new Rectangle(70, 70, 80, 60));
btnIzquierda.setBorder(BorderFactory.createLineBorder(Color.black, 1));
btnIzquierda.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
btnIzquierda_actionPerformed(e);
}});
/////////////////////////////////////////////
this.add(btnIzquierda, null);
this.add(btnDerecho, null);
this.add(btnAbajo, null);
this.add(btnAriiba, null);
this.setPreferredSize(new Dimension(400,200));
}private void btnDerecho_actionPerformed(ActionEvent e) {
sw=1;jta=new JpTablero(frame,sw);
}private void btnIzquierda_actionPerformed(ActionEvent e) {
sw=2;jta=new JpTablero(frame,sw);
}private void btnAriiba_actionPerformed(ActionEvent e) {
sw=4;jta=new JpTablero(frame,sw);
}private void btnAbajo_actionPerformed(ActionEvent e) {
sw=3;jta=new JpTablero(frame,sw);
}}
