Hi,
ich hab keine Ahnung warum Eclipse bei
if(x_pos > appletsize_x -radius) {
x_speed = -1;
}
else if(x_pos < radius) {
x_speed = +1;
}
einen Unreachable Code Fehler ausgibt .
Danke im Voraus .
ich hab keine Ahnung warum Eclipse bei
if(x_pos > appletsize_x -radius) {
x_speed = -1;
}
else if(x_pos < radius) {
x_speed = +1;
}
einen Unreachable Code Fehler ausgibt .
Danke im Voraus .
Java:
import java.applet.*;
import java.awt.*;
import javax.swing.*;
public class FirstApplet extends Applet {
int x_pos = 10;
int y_pos = 100;
int x_speed =1;
int radius = 20;
private Image dbimage;
private Graphics dbg;
int appletsize_x = 300;
public void init() {
}
public void start() {
}
public void stop() {
}
public void destroy() {
}
public void run() {
Thread th = new Thread();
th.start();
Thread.currentThread().setPriority(Thread.MIN_PRIORITY); //hier
while(true) {
repaint();
x_pos++;
try {
Thread.sleep(20);
}
catch(InterruptedException ex) {
}
Thread.currentThread().setPriority(Thread.MAX_PRIORITY); }
if(x_pos > appletsize_x -radius) {
x_speed = -1;
}
else if(x_pos < radius) {
x_speed = +1;
}
x_pos += x_speed;
}
public void paint (Graphics g) {
g.setColor(Color.red);
g.fillOval(x_pos-radius, y_pos-radius, 2*radius, 2*radius);
}
public void upadte(Graphics g) {
if(dbimage == null) {
dbimage = createImage(this.getSize().width, this.getSize().height);
dbg = dbimage.getGraphics();
}
dbg.setColor(getBackground());
dbg.fillRect(0, 0, this.getSize().width, this.getSize().height);
dbg.setColor(getForeground());
paint(dbg);
g.drawImage(dbimage, 0, 0, this);
}
}