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Code Releases 6 Activity

Breakout Aufgabe 1.3

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This commit is contained in:
Ruben Meyer 2019-11-19 03:05:45 +01:00
parent c9a88e7946
commit 881f3ae97c
2 changed files with 24 additions and 5 deletions
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25
src/break_out/model/Ball.java
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@ -26,7 +26,11 @@ public class Ball implements IBall{
*/
public Ball() {
this.position = new Position(0, 0);
this.direction = new Vector2D(0,0);
this.direction = new Vector2D(Constants.BALL_SPEED,Constants.BALL_SPEED);
// start at bottom-center
this.position.setX(Constants.SCREEN_WIDTH/2);
this.position.setY(Constants.SCREEN_HEIGHT-3*Constants.BALL_DIAMETER);
}
/**
@ -49,14 +53,29 @@ public class Ball implements IBall{
*
*/
public void updatePosition() {
// @rxbn, Ruben Meyer
this.position.setX(this.position.getX()+this.direction.getDx());
this.position.setY(this.position.getY()+this.direction.getDy());
}
/**
*
*/
public void reactOnBorder() {
// @rxbn, Ruben Meyer
// left border
if(this.position.getX() < 0) this.direction.setDx(-(this.direction.getDx()));
// right border
if(this.position.getX()+Constants.BALL_DIAMETER > Constants.SCREEN_WIDTH) this.direction.setDx(-(this.direction.getDx()));
// top border
if(this.position.getY() < 0) this.direction.setDy(-(this.direction.getDy()));
// bottom border
if(this.position.getY()+2*Constants.BALL_DIAMETER > Constants.SCREEN_HEIGHT) this.direction.setDy(-(this.direction.getDy()));
}
}

4
src/break_out/model/Level.java
View File

@ -92,10 +92,10 @@ public class Level extends Thread {
if (ballWasStarted) {
// Call here the balls method for updating his position on the playground
this.ball.updatePosition();
// Call here the balls method for reacting on the borders of the playground
this.ball.reactOnBorder();
// Tells the observer to repaint the components on the playground