Component must have a valid peer

PuhuvatBanaanit kirjoitti:

Hei!

Mulla tuli tälläinen virhe ilmoitus:

Exception in thread "Display" java.lang.IllegalStateException: Component must have a valid peer
at java.awt.Component$FlipBufferStrategy.createBuffers(Unknown Source)
at java.awt.Component$FlipBufferStrategy.(Unknown Source)
at java.awt.Component$FlipSubRegionBufferStrategy.(Unknown Source)
at java.awt.Component.createBufferStrategy(Unknown Source)
at java.awt.Canvas.createBufferStrategy(Unknown Source)
at java.awt.Component.createBufferStrategy(Unknown Source)
at java.awt.Canvas.createBufferStrategy(Unknown Source)
at dragonEscape.Level1.render(Level1.java:37)
at dragonEscape.Level1.run(Level1.java:154)
at java.lang.Thread.run(Unknown Source)

Mun Level1 Classin sisältö:

package dragonEscape;

import java.awt.Canvas;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Image;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.awt.image.BufferStrategy;
import java.awt.image.ImageObserver;

import javax.swing.ImageIcon;
import javax.swing.JFrame;

public class Level1 extends Canvas implements Runnable {

static GameLoop gl = new GameLoop();

public static int x = gl.getX();
public static int y = gl.getY();

public static boolean jumpping = gl.jumpping;
public static boolean falling = true;
public static double forward = 1;

public Image MetalBlock = new ImageIcon(this.getClass().getResource("MetalBlock.png")).getImage();
public Image Charracter = new ImageIcon(this.getClass().getResource("Poro.png")).getImage();
public void update() {
System.out.println("Leveys: " x " Korkeus: " y);

}

public void render() {
BufferStrategy bs = getBufferStrategy();
if(bs == null) {
createBufferStrategy(3);
return;
}

Graphics g = bs.getDrawGraphics();
Color bgcolor = new Color(169,169,169);
g.setColor(bgcolor);
g.fillRect(0, 0, 1000, 1000);
g.drawImage(MetalBlock, -5, 430, this);
g.drawImage(MetalBlock, -5, 376, this);
g.drawImage(MetalBlock, -5, 322, this);
g.drawImage(MetalBlock, -5, 430, this);
g.drawImage(MetalBlock, -5, 430, this);
g.drawImage(MetalBlock, -5, 430, this);
g.drawImage(MetalBlock, 43, 268, this);
g.drawImage(MetalBlock, 91, 268, this);
g.drawImage(MetalBlock, 139, 268, this);
g.drawImage(MetalBlock, 187, 268, this);
g.drawImage(MetalBlock, 235, 268, this);
g.drawImage(MetalBlock, 283, 268, this);
g.drawImage(MetalBlock, 331, 268, this);
g.drawImage(MetalBlock, 379, 268, this);

g.drawImage(MetalBlock, 427, 268, this);
g.drawImage(MetalBlock, 475, 268, this);
g.drawImage(MetalBlock, 523, 268, this);

g.drawImage(MetalBlock, 571, 268, this);
g.drawImage(MetalBlock, 619, 268, this);
g.drawImage(MetalBlock, 715, 268, this);
g.drawImage(MetalBlock, -5, 268, this);
g.drawImage(MetalBlock, 43, 430,
this);
g.drawImage(MetalBlock, 91, 430, this);
g.drawImage(MetalBlock, 139, 430, this);
g.drawImage(MetalBlock, 139, 376, this);
g.drawImage(MetalBlock, 187, 430, this);
g.drawImage(MetalBlock, 235, 430, this);
g.drawImage(MetalBlock, 283, 430, this);
g.drawImage(MetalBlock, 331, 430, this);
g.drawImage(MetalBlock, 379, 430, this);
g.drawImage(MetalBlock, 427, 430, this);
g.drawImage(MetalBlock, 475, 430, this);
g.drawImage(MetalBlock, 523, 430, this);
g.drawImage(MetalBlock, 571, 430, this);
g.drawImage(MetalBlock, 619, 430, this);
g.drawImage(MetalBlock, 715, 430, this);
g.drawImage(MetalBlock, 763, 430, this);
g.drawImage(MetalBlock, 811, 430, this);

g.drawImage(MetalBlock, 811, 52, this);
g.drawImage(MetalBlock, 811, -2, this);
g.drawImage(MetalBlock, 859, 160,this);
g.drawImage(MetalBlock, 859, 106, this);


g.drawImage(Charracter, x, y, this);
g.dispose();
repaint();
bs.show();
}

public static int width = 916;
public static int height = 487;
public static int scale = 3;

private Thread thread;
private JFrame frame;
private boolean running = false;





public synchronized void start() {
running = true;
thread = new Thread(this, "Display");
thread.start();

}

public synchronized void stop() {
running = false;
try
{
thread.join();
}catch (InterruptedException e) {
e.printStackTrace();
}
}

public void run() {

while (running){
update();
render();
jump();
fall();


}


}

}
Kiitos jos voitte auttaa :) Kumitin tosta jotain turhaa koska kaikki ei mahu!

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