void GameEngine::fire()
{
if (gameIsPaused()) {
kDebug() << "trying to fire while game is paused!!!";
resume();
return;
}
foreach (Ball *ball, m_balls) {
if (!ball->toBeFired) {
continue;
}
// else
ball->toBeFired = false;
qreal ballCenter= ball->getRect().left() + (ball->getRect().width())/2;
qreal barCenter = m_bar.center();
qreal angle = M_PI / 3;
angle *= (barCenter - ballCenter) / (m_bar.getRect().width()/2);
angle += M_PI_2;
ball->directionX = cos(angle) * BALL_SPEED;
ball->directionY = -sin(angle) * BALL_SPEED;
}
m_dScore = BRICK_SCORE;
m_infoMessage.hide();
randomCounter = 0;
}
void GameEngine::pause()
{
if (gameIsPaused()) {
return;
}
m_elapsedTimeTimer.stop();
m_gameTimer.stop();
emit gamePaused();
//showMessage("Game Paused!"); PORT - FOR NOW
}
void GameEngine::resume()
{
if (!gameIsPaused()) {
return;
}
m_elapsedTimeTimer.start();
m_gameTimer.start();
hideMessage();
emit gameResumed();
}
void GameEngine::pause()
{
if (gameIsPaused()) {
return;
}
if (m_gameWon || m_gameOver) {
return;
}
m_elapsedTimeTimer.stop();
m_gameTimer.stop();
emit gamePaused();
showMessage(i18n("Game Paused!"));
}
void GameEngine::repaintMovingObjects()
{
m_bar.repaint();
foreach (Ball *ball, m_balls) {
ball->repaint();
}
foreach (Gift *gift, m_gifts) {
if (!gift->isVisible()) {
continue;
}
gift->repaint();
}
// avoid infinite loops of the ball
++randomCounter;
if (randomCounter == 1024) {
randomCounter = 0;
foreach (Ball *ball, m_balls) {
if (qrand() % 2) {
ball->directionX += 0.002;
} else {
ball->directionY += 0.002;
}
}
// increase the speed a little
// if there is at least one ball moving
// and the game isn't paused
bool ballMoving = false;
foreach (Ball *ball, m_balls) {
if (!ball->toBeFired) {
ballMoving = true;
break;
}
}
if (ballMoving && !gameIsPaused()) {
changeSpeed(AUTO_SPEED_INCREASE);
}
}
void GameEngine::loadLevel()
{
deleteAllObjects();
m_remainingBricks = 0;
m_levelLoader->loadLevel( m_bricks );
if (m_bricks.isEmpty()) {
if (m_levelLoader->level() == 1) {
// No level in the levelset
kError() << "Invalid levelset " << m_levelLoader->levelset() << endl;
} else {
// No more levels: game won
m_gameWon = true;
kDebug() << m_score;
addScore( GAME_WON_SCORE + m_lives.size() * LIFE_SCORE );
kDebug() << m_lives.size() << m_score;
showMessage( i18n("Well done! You won the game") );
emit gameEnded(m_score, -1, m_elapsedTime);
deleteMovingObjects();
}
}
m_balls.append(new Ball);
moveBar(m_bar.center());
m_bar.reset();
updateAttachedBalls();
m_gameTimer.setInterval(REPAINT_INTERVAL);
m_speed = 1.8;
m_repaintInterval = 1;
m_levelInfo.setLevel(m_level);
if (gameIsPaused()) {
resume();
}
showMessage(i18n("Level %1", m_level));
QTimer::singleShot(2000, this, SLOT(hideMessage()));
showFireBallMessage();
}
void GameEngine::moveBar(int newPos)
{
if (gameIsPaused()) {
return;
}
// width of the game
int width = BRICK_WIDTH * WIDTH;
// width of the bar
int w = m_bar.getRect().width();
int y = m_bar.getRect().y();
int x = newPos - w/2;
if (x < 0) {
x = 0;
emit resetMousePosition();
} else if (x > width - w) {
x = width - w;
emit resetMousePosition();
}
m_bar.moveTo(x, y);
}
