diff options
Diffstat (limited to 'examples/graphicsview/portedasteroids/view.cpp')
| -rw-r--r-- | examples/graphicsview/portedasteroids/view.cpp | 270 |
1 files changed, 149 insertions, 121 deletions
diff --git a/examples/graphicsview/portedasteroids/view.cpp b/examples/graphicsview/portedasteroids/view.cpp index 9429111..e4f46c8 100644 --- a/examples/graphicsview/portedasteroids/view.cpp +++ b/examples/graphicsview/portedasteroids/view.cpp @@ -48,16 +48,16 @@ #include <math.h> #include <qapplication.h> #include <qnamespace.h> -#include <q3accel.h> -#include <qmessagebox.h> -#include <q3scrollview.h> -#include <qdir.h> +#include <QAction> +#include <QMessageBox> +#include <QScrollArea> +#include <QDir> #include <QGraphicsItem> -//Added by qt3to4: #include <QTimerEvent> #include <QPixmap> #include <QResizeEvent> #include <QShowEvent> +#include <QtDebug> #include "view.h" @@ -110,10 +110,10 @@ kas_animations [] = { 0, 0, 0 } }; -KAsteroidsView::KAsteroidsView( QWidget *parent, const char *name ) - : QWidget( parent, name ), +KAsteroidsView::KAsteroidsView( QWidget *parent) + : QWidget( parent), field(0, 0, 640, 440), - view(&field,this) + view(&field, this) { view.setVerticalScrollBarPolicy( Qt::ScrollBarAlwaysOff ); view.setHorizontalScrollBarPolicy( Qt::ScrollBarAlwaysOff ); @@ -123,11 +123,6 @@ KAsteroidsView::KAsteroidsView( QWidget *parent, const char *name ) | QGraphicsView::DontSavePainterState | QGraphicsView::DontAdjustForAntialiasing); view.viewport()->setFocusProxy( this ); - rocks.setAutoDelete( TRUE ); - missiles.setAutoDelete( TRUE ); - bits.setAutoDelete( TRUE ); - powerups.setAutoDelete( TRUE ); - exhaust.setAutoDelete( TRUE ); QPixmap pm( IMG_BACKGROUND ); field.setBackgroundBrush( pm ); @@ -164,6 +159,11 @@ KAsteroidsView::KAsteroidsView( QWidget *parent, const char *name ) KAsteroidsView::~KAsteroidsView() { + qDeleteAll(rocks); rocks.clear(); + qDeleteAll(missiles); missiles.clear(); + qDeleteAll(bits); bits.clear(); + qDeleteAll(powerups); powerups.clear(); + qDeleteAll(exhaust); exhaust.clear(); } // - - - @@ -172,11 +172,11 @@ void KAsteroidsView::reset() { if ( !initialized ) return; - rocks.clear(); - missiles.clear(); - bits.clear(); - powerups.clear(); - exhaust.clear(); + qDeleteAll(rocks); rocks.clear(); + qDeleteAll(missiles); missiles.clear(); + qDeleteAll(bits); bits.clear(); + qDeleteAll(powerups); powerups.clear(); + qDeleteAll(exhaust); exhaust.clear(); shotsFired = 0; shotsHit = 0; @@ -217,6 +217,11 @@ void KAsteroidsView::newGame() void KAsteroidsView::endGame() { + qDeleteAll(rocks); rocks.clear(); + qDeleteAll(missiles); missiles.clear(); + qDeleteAll(bits); bits.clear(); + qDeleteAll(powerups); powerups.clear(); + qDeleteAll(exhaust); exhaust.clear(); } void KAsteroidsView::pause( bool p ) @@ -266,7 +271,7 @@ void KAsteroidsView::newShip() ship->show(); shield->show(); mShieldCount = 1; // just in case the ship appears on a rock. - shieldTimer->start( 1000, TRUE ); + shieldTimer->start(1000); } void KAsteroidsView::setShield( bool s ) @@ -410,11 +415,9 @@ void KAsteroidsView::timerEvent( QTimerEvent * ) { field.advance(); - AnimatedPixmapItem *rock; - // move rocks forward - for ( rock = rocks.first(); rock; rock = rocks.next() ) { - ((KRock *)rock)->nextFrame(); + foreach(AnimatedPixmapItem *rock, rocks) { + ((KRock *)rock)->nextFrame(); wrapSprite( rock ); } @@ -424,21 +427,24 @@ void KAsteroidsView::timerEvent( QTimerEvent * ) processMissiles(); // these are generated when a ship explodes - for ( KBit *bit = bits.first(); bit; bit = bits.next() ) + for(QList<KBit*>::iterator it = bits.begin(); it != bits.end(); it++) { - if ( bit->expired() ) + KBit *bit = *it; + if( bit->expired() ) { - bits.removeRef( bit ); + delete bit; + it = bits.erase(it); + break; } else { - bit->growOlder(); - bit->setFrame( ( bit->frame()+1 ) % bit->frameCount() ); + bit->growOlder(); + bit->setFrame( ( bit->frame()+1 ) % bit->frameCount() ); } } - for ( KExhaust *e = exhaust.first(); e; e = exhaust.next() ) - exhaust.removeRef( e ); + qDeleteAll(exhaust); + exhaust.clear(); // move / rotate ship. // check for collision with a rock. @@ -570,7 +576,16 @@ void KAsteroidsView::rockHit( AnimatedPixmapItem *hit ) } else if ( hit->type() == ID_ROCK_SMALL ) emit rockHit( 2 ); - rocks.removeRef( hit ); + + for(QList<AnimatedPixmapItem*>::iterator it = rocks.begin(); it != rocks.end(); it++) + { + if((*it) == hit) { + delete *it; + it = rocks.erase(it); + break; + } + } + if ( rocks.count() == 0 ) emit rocksRemoved(); } @@ -605,38 +620,43 @@ void KAsteroidsView::addExhaust( double x, double y, double dx, void KAsteroidsView::processMissiles() { - KMissile *missile; - // if a missile has hit a rock, remove missile and break rock into smaller // rocks or remove completely. - Q3PtrListIterator<KMissile> it(missiles); - - for ( ; it.current(); ++it ) + QList<KMissile*>::iterator itMissile = missiles.begin(); + while(itMissile != missiles.end()) { - missile = it.current(); - missile->growOlder(); + (*itMissile)->growOlder(); - if ( missile->expired() ) + if ( (*itMissile)->expired() ) { - missiles.removeRef( missile ); - continue; + delete (*itMissile); + itMissile = missiles.erase(itMissile); + continue; } - wrapSprite( missile ); + wrapSprite(*itMissile); - QList<QGraphicsItem *> hits = missile->collidingItems(Qt::IntersectsItemBoundingRect); - QList<QGraphicsItem *>::Iterator hit; - for ( hit = hits.begin(); hit != hits.end(); ++hit ) + bool missileErased = false; + QList<QGraphicsItem*> hits = (*itMissile)->collidingItems(Qt::IntersectsItemBoundingRect); + QList<QGraphicsItem*>::iterator itHit = hits.begin(); + + while (itHit != hits.end()) { - if ( (*hit)->type() >= ID_ROCK_LARGE && - (*hit)->type() <= ID_ROCK_SMALL && (*hit)->collidesWithItem(missile) ) + if ( (*itHit)->type() >= ID_ROCK_LARGE && + (*itHit)->type() <= ID_ROCK_SMALL && (*itHit)->collidesWithItem(*itMissile) ) { shotsHit++; - rockHit( static_cast<AnimatedPixmapItem *>(*hit) ); - missiles.removeRef( missile ); + rockHit( static_cast<AnimatedPixmapItem *>(*itHit) ); + delete *itMissile; + itMissile = missiles.erase(itMissile); + missileErased = true; break; } + itHit++; } + + if(!missileErased) + itMissile++; } } @@ -712,7 +732,7 @@ void KAsteroidsView::processShip() bit->setVelocity( 1-randDouble()*2, 1-randDouble()*2 ); bit->setDeath( 60 + randInt(60) ); - bits.append( bit ); + bits.push_back( bit ); } ship->hide(); shield->hide(); @@ -820,15 +840,15 @@ void KAsteroidsView::processShip() if ( shootShip ) { - if ( !shootDelay && (int)missiles.count() < mShootCount + 2 ) + if ( !shootDelay && (int)missiles.size() < mShootCount + 2 ) { - KMissile *missile = new KMissile( animation[ID_MISSILE], &field ); + KMissile *missile = new KMissile( animation[ID_MISSILE], &field ); missile->setPos( 21+ship->x()+cosangle*21, 21+ship->y()+sinangle*21 ); missile->setFrame( 0 ); missile->setVelocity( shipDx + cosangle*MISSILE_SPEED, shipDy + sinangle*MISSILE_SPEED ); - missiles.append( missile ); + missiles.push_back( missile ); shotsFired++; reducePower( 1 ); @@ -857,75 +877,83 @@ void KAsteroidsView::processShip() void KAsteroidsView::processPowerups() { - if ( !powerups.isEmpty() ) - { - // if player gets the powerup remove it from the screen, if option - // "Can destroy powerups" is enabled and a missile hits the powerup - // destroy it - - KPowerup *pup; - Q3PtrListIterator<KPowerup> it( powerups ); - - for( ; it.current(); ++it ) - { - pup = it.current(); - pup->growOlder(); - - if( pup->expired() ) - { - powerups.removeRef( pup ); - continue; - } - - wrapSprite( pup ); - - QList<QGraphicsItem *> hits = pup->collidingItems(); - QList<QGraphicsItem *>::Iterator it; - for ( it = hits.begin(); it != hits.end(); ++it ) - { - if ( (*it) == ship ) - { - switch( pup->type() ) - { - case ID_ENERGY_POWERUP: - shipPower += 150; - if ( shipPower > MAX_POWER_LEVEL ) - shipPower = MAX_POWER_LEVEL; - break; - case ID_TELEPORT_POWERUP: - mTeleportCount++; - break; - case ID_BRAKE_POWERUP: - if ( mBrakeCount < MAX_BRAKES ) - mBrakeCount++; - break; - case ID_SHIELD_POWERUP: - if ( mShieldCount < MAX_SHIELDS ) - mShieldCount++; - break; - case ID_SHOOT_POWERUP: - if ( mShootCount < MAX_FIREPOWER ) - mShootCount++; - break; - } + // if player gets the powerup remove it from the screen, if option + // "Can destroy powerups" is enabled and a missile hits the powerup + // destroy it + QList<KPowerup*>::iterator itPup = powerups.begin(); - powerups.removeRef( pup ); - vitalsChanged = TRUE; - } - else if ( (*it) == shield ) - { - powerups.removeRef( pup ); - } - else if ( (*it)->type() == ID_MISSILE ) - { - if ( can_destroy_powerups ) - { - powerups.removeRef( pup ); - } - } - } - } - } // -- if( powerups.isEmpty() ) + while(itPup != powerups.end()) + { + (*itPup)->growOlder(); + + if((*itPup)->expired()) + { + delete *itPup; + itPup = powerups.erase(itPup); + continue; + } + + wrapSprite(*itPup); + + bool pupErased = false; + + QList<QGraphicsItem *> hits = (*itPup)->collidingItems(); + for(QList<QGraphicsItem *>::Iterator itHits = hits.begin(); itHits != hits.end(); itHits++) + { + if ( (*itHits) == ship ) + { + switch( (*itPup)->type() ) + { + case ID_ENERGY_POWERUP: + shipPower += 150; + if ( shipPower > MAX_POWER_LEVEL ) + shipPower = MAX_POWER_LEVEL; + break; + case ID_TELEPORT_POWERUP: + mTeleportCount++; + break; + case ID_BRAKE_POWERUP: + if ( mBrakeCount < MAX_BRAKES ) + mBrakeCount++; + break; + case ID_SHIELD_POWERUP: + if ( mShieldCount < MAX_SHIELDS ) + mShieldCount++; + break; + case ID_SHOOT_POWERUP: + if ( mShootCount < MAX_FIREPOWER ) + mShootCount++; + break; + } + + delete *itPup; + itPup = powerups.erase(itPup); + pupErased = true; + vitalsChanged = TRUE; + break; + } + else if((*itHits) == shield ) + { + delete *itPup; + itPup = powerups.erase(itPup); + pupErased = true; + break; + } + else if ( (*itHits)->type() == ID_MISSILE ) + { + if ( can_destroy_powerups ) + { + delete *itPup; + itPup = powerups.erase(itPup); + pupErased = true; + break; + } + } + } + + if(!pupErased) + itPup++; + } } // - - - |