test

import java.awt.Graphics;
import java.awt.Event;
import java.awt.Color;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.Image;
import java.lang.Thread;
import java.lang.Math;

public class jPong extends java.applet.Applet
implements Runnable {

Thread runner;
Image offscreeni;
Graphics offscreeng;
Rectangle plane;
Point ballPoint, racketPoint, enemyPoint, ballSpeed;
boolean start, death = false;
int playerScore, enemyScore = 0;
int tuffhet = 8;

public void init() {
offscreeni = createImage(this.size().width, this.size().height);
offscreeng = offscreeni.getGraphics();
setBackground(Color.black);
ballPoint = new Point((this.size().width/2), (this.size().height/2)); //Bollen startar pΠmittpunkten.
racketPoint = new Point((this.size().width -35), ((this.size().height/2) -25));
enemyPoint = new Point(35, ((this.size().height/2) -25));
plane = new Rectangle(15, 15, (this.size().width), (this.size().height -30));
ballSpeed = new Point(0,0);
repaint();
}

public void start() {
if (runner == null) {
runner = new Thread(this);
runner.start();
}
}

public void stop() {
if (runner != null) {
runner.stop();
runner = null;
}
}

public void run() {
while (true) {
checkRacket();
checkEnemy();
checkWalls();
moveBall();
moveEnemy(enemyPoint.y + 25);
repaint();
try { Thread.sleep(35); }
catch (InterruptedException e) { };
}

}

public boolean mouseMove(Event evt, int x, int y) {
racketPoint.y = (y - 25);
repaint();
return true;
// gammal kod fšr att inte lŒta racket Œka utanfšr kanten:
// if (y - 25 < 20) racketPoint.y = 20;
// else if (y - 25 > (this.size().height -70)) racketPoint.y = (this.size().height -70);
}

public boolean mouseUp(Event evt, int x, int y) {
if (start == false) {
ballSpeed.x = 4;
ballSpeed.y = 2;
start = true;
}
return true;
}

void moveBall() {
ballPoint.x = (ballPoint.x + ballSpeed.x);
ballPoint.y = (ballPoint.y + ballSpeed.y);
}

void moveEnemy(int enemyPos) {
int dist = java.lang.Math.abs(ballPoint.y - enemyPos);
if (ballSpeed.x < 0) {
if (enemyPos < (ballPoint.y - 3)) enemyPoint.y = (enemyPoint.y + dist/tuffhet);
else if (enemyPos > (ballPoint.y + 3)) enemyPoint.y = (enemyPoint.y - dist/tuffhet);
}
else {
if (enemyPos < (this.size().height / 2 - 3)) enemyPoint.y = (enemyPoint.y + 2);
else if (enemyPos > (this.size().height / 2 + 3)) enemyPoint.y = (enemyPoint.y - 2);
}
}

void checkRacket() {
if (ballSpeed.x < 0) return; //Om bollen ršr sig Œt vŠnster È ut.
//Om bollen befinner sig MELLAN rackets kanter:
if ((ballPoint.x + ballSpeed.x) >= racketPoint.x - 6 & (ballPoint.x < racketPoint.x))
if ((ballPoint.y + 8) > racketPoint.y & ballPoint.y < (racketPoint.y + 50)) {
//y-fšrflyttning skall škas/minskas:
int racketHit = (ballPoint.y - (racketPoint.y +25));
ballSpeed.y = (ballSpeed.y + (racketHit/7));
//x-fšrflyttning skall inverteras:
ballSpeed.x = (ballSpeed.x * -1);
}
}

void checkEnemy() {
if (ballSpeed.x > 0) return; //Om bollen ršr sig Œt hšger È ut.
//Om bollen befinner sig MELLAN rackets kanter:
if ((ballPoint.x + ballSpeed.x) <= enemyPoint.x + 4 & (ballPoint.x > enemyPoint.x))
if ((ballPoint.y + 8) > enemyPoint.y & ballPoint.y < (enemyPoint.y + 50)) {
//y-fšrflyttning skall škas/minskas:
int racketHit = (ballPoint.y - (enemyPoint.y +25));
ballSpeed.y = (ballSpeed.y + (racketHit/7));
//x-fšrflyttning skall inverteras:
ballSpeed.x = (ballSpeed.x * -1);
}
}

void checkWalls() {
if ((ballPoint.x + ballSpeed.x) <= plane.x) miss(); // vŠnster kant.
if ((ballPoint.x + ballSpeed.x) >= (plane.width - 20)) miss(); // hšger kant.
if ((ballPoint.y + ballSpeed.y) <= plane.y) ballSpeed.y = (ballSpeed.y * -1); // švre kant.
if ((ballPoint.y + ballSpeed.y) >= (plane.height + 8)) ballSpeed.y = (ballSpeed.y * -1); // nedre kant.
}

void miss() {
if (ballSpeed.x < 0) {
playerScore = (playerScore + 1);
if (tuffhet > 2) tuffhet = (tuffhet - 1);
}
else enemyScore = (enemyScore + 1);
ballSpeed.x = (ballSpeed.x * -1);
ballPoint.x = (ballPoint.x + ballSpeed.x);

for (int i = 3; i > 0; i = (i - 1)) {
death = true;
repaint();
try { Thread.sleep(300); }
catch (InterruptedException e) { };
death = false;
repaint();
try { Thread.sleep(300); }
catch (InterruptedException e) { };
}

ballPoint = new Point((this.size().width/2), (this.size().height/2)); //Bollen startar pΠmittpunkten.
ballSpeed.x = 0;
ballSpeed.y = 0;
start = false;

}

public void update(Graphics g) {
paint(g);
}

public void paint(Graphics g) {
offscreeng.setColor(Color.black);
offscreeng.fillRect(0,0,this.size().width, this.size().height);

if (death == false) offscreeng.setColor(Color.white);
else offscreeng.setColor(Color.lightGray);
offscreeng.drawString(Integer.toString(enemyScore), 100, 35);
offscreeng.drawString(Integer.toString(playerScore), 215, 35);
offscreeng.clipRect(plane.x, plane.y, plane.width - 28, plane.height + 1);
offscreeng.drawRect(plane.x, plane.y, plane.width - 30, plane.height);
offscreeng.fillRect(racketPoint.x, racketPoint.y, 6,50);
offscreeng.fillRect(enemyPoint.x, enemyPoint.y, 6, 50);
offscreeng.fillOval(ballPoint.x, ballPoint.y, 8, 8);
//HŠr ritas bufferytan ut:
g.drawImage(offscreeni,0,0,this);

}
}