/** Remove bullet from Shooter's list of bullets and GameActivity's list */
public void removeGameObject() {
theOneWhoShotMe.getMyBullets().remove(this);
if (theOneWhoShotMe.isFriendly()) {
GameLoop.friendlyBullets.remove(this);
} else {
GameLoop.enemyBullets.remove(this);
}
this.defaultCleanupOnRemoval(); // needs to be the last thing called for handler to remove all
// callbacks
}
/**
* @param positionOnShooterAsAPercentageOfWidthFromTheLeftSide 100 indicates right side of shoot,
* 0 is left side, and 50 is middle
*/
public void setXPositionOnShooterAsAPercentage(
int positionOnShooterAsAPercentageOfWidthFromTheLeftSide) throws IllegalArgumentException {
if (positionOnShooterAsAPercentageOfWidthFromTheLeftSide < 0
|| positionOnShooterAsAPercentageOfWidthFromTheLeftSide > 100) {
throw new IllegalArgumentException("Not a valid percentage");
}
final int bulletWidth = this.getLayoutParams().width;
final float posRelativeToShooter =
(float)
(theOneWhoShotMe.getWidth()
* positionOnShooterAsAPercentageOfWidthFromTheLeftSide
/ 100.0);
final float middleOfBulletOnShootingPos =
(float) (posRelativeToShooter + theOneWhoShotMe.getX() - bulletWidth / 2.0);
this.setX(middleOfBulletOnShootingPos);
}
public BulletView(
RelativeLayout layout,
Shooter shooter,
float bulletSpeedY,
int bulletDamage,
int width,
int height,
int imageId) {
super(layout, bulletSpeedY, 0, bulletDamage, 1, width, height, imageId);
// set instance variables
theOneWhoShotMe = shooter;
// position bullet behind shooter
ViewGroup parent = (ViewGroup) theOneWhoShotMe.getParent();
if (parent != null) {
parent.removeView(this); // bullet already added to parent in MovingView's instantiation
int shooterIndex = parent.indexOfChild((View) theOneWhoShotMe);
parent.addView(this, shooterIndex);
// position bullet in middle of shooter
// if(shooter.isFriendly()){
this.setY(theOneWhoShotMe.getY() + theOneWhoShotMe.getHeight() / 2); // middle
// }else{
// this.setY(theOneWhoShotMe.getY() - theOneWhoShotMe.getHeight()/2);//middle
// }
if (theOneWhoShotMe.isFriendly()) {
setSpeedY(-Math.abs(bulletSpeedY));
GameLoop.friendlyBullets.add(this);
} else {
setSpeedY(Math.abs(bulletSpeedY));
GameLoop.enemyBullets.add(this);
}
theOneWhoShotMe.getMyBullets().add(this);
} else {
this.removeGameObject();
// for some reason, shooters continue to fire even after being killed. This simple check
// ensure that the shooter
// has not been removed from his parent. If he has, then remove this bullet
}
}
public void setBulletRotation() {
float rotVal = 0;
double arcTan = Math.atan(this.getSpeedX() / Math.abs(this.getSpeedY()));
if (!theOneWhoShotMe.isFriendly()) {
arcTan = Math.atan(-this.getSpeedX() / Math.abs(this.getSpeedY()));
arcTan += Math.PI; // flip bullet image around so it is pointing downwards
}
rotVal = (float) Math.toDegrees(arcTan);
this.setRotation(rotVal);
}
