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-rw-r--r--examples/demo/qasteroids/toplevel.cpp494
1 files changed, 494 insertions, 0 deletions
diff --git a/examples/demo/qasteroids/toplevel.cpp b/examples/demo/qasteroids/toplevel.cpp
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+++ b/examples/demo/qasteroids/toplevel.cpp
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+/*
+ * KAsteroids - Copyright (c) Martin R. Jones 1997
+ *
+ * Part of the KDE project
+ */
+// --- toplevel.cpp ---
+#include <qaccel.h>
+#include <qlabel.h>
+#include <qlayout.h>
+#include <qlcdnumber.h>
+#include <qpushbutton.h>
+
+#include <qapplication.h>
+
+#include "toplevel.h"
+#include "ledmeter.h"
+
+
+#define SB_SCORE 1
+#define SB_LEVEL 2
+#define SB_SHIPS 3
+
+struct SLevel
+{
+ int nrocks;
+ double rockSpeed;
+};
+
+#define MAX_LEVELS 16
+
+SLevel levels[MAX_LEVELS] =
+{
+ { 1, 0.4 },
+ { 1, 0.6 },
+ { 2, 0.5 },
+ { 2, 0.7 },
+ { 2, 0.8 },
+ { 3, 0.6 },
+ { 3, 0.7 },
+ { 3, 0.8 },
+ { 4, 0.6 },
+ { 4, 0.7 },
+ { 4, 0.8 },
+ { 5, 0.7 },
+ { 5, 0.8 },
+ { 5, 0.9 },
+ { 5, 1.0 }
+};
+
+const char *soundEvents[] =
+{
+ "ShipDestroyed",
+ "RockDestroyed",
+ 0
+};
+
+const char *soundDefaults[] =
+{
+ "Explosion.wav",
+ "ploop.wav",
+ 0
+};
+
+
+KAstTopLevel::KAstTopLevel( QWidget *parent, const char *name )
+ : QMainWindow( parent, name, 0 )
+{
+ QWidget *border = new QWidget( this );
+ border->setBackgroundColor( black );
+ setCentralWidget( border );
+
+ QVBoxLayout *borderLayout = new QVBoxLayout( border );
+ borderLayout->addStretch( 1 );
+
+ QWidget *mainWin = new QWidget( border );
+ mainWin->setFixedSize(640, 480);
+ borderLayout->addWidget( mainWin, 0, AlignHCenter );
+
+ borderLayout->addStretch( 1 );
+
+ view = new KAsteroidsView( mainWin );
+ view->setFocusPolicy( StrongFocus );
+ connect( view, SIGNAL( shipKilled() ), SLOT( slotShipKilled() ) );
+ connect( view, SIGNAL( rockHit(int) ), SLOT( slotRockHit(int) ) );
+ connect( view, SIGNAL( rocksRemoved() ), SLOT( slotRocksRemoved() ) );
+ connect( view, SIGNAL( updateVitals() ), SLOT( slotUpdateVitals() ) );
+
+ QVBoxLayout *vb = new QVBoxLayout( mainWin );
+ QHBoxLayout *hb = new QHBoxLayout;
+ QHBoxLayout *hbd = new QHBoxLayout;
+ vb->addLayout( hb );
+
+ QFont labelFont( "helvetica", 24 );
+ QColorGroup grp( darkGreen, black, QColor( 128, 128, 128 ),
+ QColor( 64, 64, 64 ), black, darkGreen, black );
+ QPalette pal( grp, grp, grp );
+
+ mainWin->setPalette( pal );
+
+ hb->addSpacing( 10 );
+
+ QLabel *label;
+ label = new QLabel( tr("Score"), mainWin );
+ label->setFont( labelFont );
+ label->setPalette( pal );
+ label->setFixedWidth( label->sizeHint().width() );
+ hb->addWidget( label );
+
+ scoreLCD = new QLCDNumber( 6, mainWin );
+ scoreLCD->setFrameStyle( QFrame::NoFrame );
+ scoreLCD->setSegmentStyle( QLCDNumber::Flat );
+ scoreLCD->setFixedWidth( 150 );
+ scoreLCD->setPalette( pal );
+ hb->addWidget( scoreLCD );
+ hb->addStretch( 10 );
+
+ label = new QLabel( tr("Level"), mainWin );
+ label->setFont( labelFont );
+ label->setPalette( pal );
+ label->setFixedWidth( label->sizeHint().width() );
+ hb->addWidget( label );
+
+ levelLCD = new QLCDNumber( 2, mainWin );
+ levelLCD->setFrameStyle( QFrame::NoFrame );
+ levelLCD->setSegmentStyle( QLCDNumber::Flat );
+ levelLCD->setFixedWidth( 70 );
+ levelLCD->setPalette( pal );
+ hb->addWidget( levelLCD );
+ hb->addStretch( 10 );
+
+ label = new QLabel( tr("Ships"), mainWin );
+ label->setFont( labelFont );
+ label->setFixedWidth( label->sizeHint().width() );
+ label->setPalette( pal );
+ hb->addWidget( label );
+
+ shipsLCD = new QLCDNumber( 1, mainWin );
+ shipsLCD->setFrameStyle( QFrame::NoFrame );
+ shipsLCD->setSegmentStyle( QLCDNumber::Flat );
+ shipsLCD->setFixedWidth( 40 );
+ shipsLCD->setPalette( pal );
+ hb->addWidget( shipsLCD );
+
+ hb->addStrut( 30 );
+
+ vb->addWidget( view, 10 );
+
+// -- bottom layout:
+ vb->addLayout( hbd );
+
+ QFont smallFont( "helvetica", 14 );
+ hbd->addSpacing( 10 );
+
+ QString sprites_prefix = "qasteroids/sprites/";
+/*
+ label = new QLabel( tr( "T" ), mainWin );
+ label->setFont( smallFont );
+ label->setFixedWidth( label->sizeHint().width() );
+ label->setPalette( pal );
+ hbd->addWidget( label );
+
+ teleportsLCD = new QLCDNumber( 1, mainWin );
+ teleportsLCD->setFrameStyle( QFrame::NoFrame );
+ teleportsLCD->setSegmentStyle( QLCDNumber::Flat );
+ teleportsLCD->setPalette( pal );
+ teleportsLCD->setFixedHeight( 20 );
+ hbd->addWidget( teleportsLCD );
+
+ hbd->addSpacing( 10 );
+*/
+ QPixmap pm( sprites_prefix + "powerups/brake.png" );
+ label = new QLabel( mainWin );
+ label->setPixmap( pm );
+ label->setFixedWidth( label->sizeHint().width() );
+ label->setPalette( pal );
+ hbd->addWidget( label );
+
+ brakesLCD = new QLCDNumber( 1, mainWin );
+ brakesLCD->setFrameStyle( QFrame::NoFrame );
+ brakesLCD->setSegmentStyle( QLCDNumber::Flat );
+ brakesLCD->setPalette( pal );
+ brakesLCD->setFixedHeight( 20 );
+ hbd->addWidget( brakesLCD );
+
+ hbd->addSpacing( 10 );
+
+ pm.load( sprites_prefix + "powerups/shield.png" );
+ label = new QLabel( mainWin );
+ label->setPixmap( pm );
+ label->setFixedWidth( label->sizeHint().width() );
+ label->setPalette( pal );
+ hbd->addWidget( label );
+
+ shieldLCD = new QLCDNumber( 1, mainWin );
+ shieldLCD->setFrameStyle( QFrame::NoFrame );
+ shieldLCD->setSegmentStyle( QLCDNumber::Flat );
+ shieldLCD->setPalette( pal );
+ shieldLCD->setFixedHeight( 20 );
+ hbd->addWidget( shieldLCD );
+
+ hbd->addSpacing( 10 );
+
+ pm.load( sprites_prefix + "powerups/shoot.png" );
+ label = new QLabel( mainWin );
+ label->setPixmap( pm );
+ label->setFixedWidth( label->sizeHint().width() );
+ label->setPalette( pal );
+ hbd->addWidget( label );
+
+ shootLCD = new QLCDNumber( 1, mainWin );
+ shootLCD->setFrameStyle( QFrame::NoFrame );
+ shootLCD->setSegmentStyle( QLCDNumber::Flat );
+ shootLCD->setPalette( pal );
+ shootLCD->setFixedHeight( 20 );
+ hbd->addWidget( shootLCD );
+
+ hbd->addStretch( 1 );
+
+ label = new QLabel( tr( "Fuel" ), mainWin );
+ label->setFont( smallFont );
+ label->setFixedWidth( label->sizeHint().width() + 10 );
+ label->setPalette( pal );
+ hbd->addWidget( label );
+
+ powerMeter = new KALedMeter( mainWin );
+ powerMeter->setFrameStyle( QFrame::Box | QFrame::Plain );
+ powerMeter->setRange( MAX_POWER_LEVEL );
+ powerMeter->addColorRange( 10, darkRed );
+ powerMeter->addColorRange( 20, QColor(160, 96, 0) );
+ powerMeter->addColorRange( 70, darkGreen );
+ powerMeter->setCount( 40 );
+ powerMeter->setPalette( pal );
+ powerMeter->setFixedSize( 200, 12 );
+ hbd->addWidget( powerMeter );
+
+ shipsRemain = 3;
+ showHiscores = FALSE;
+
+ actions.insert( Qt::Key_Up, Thrust );
+ actions.insert( Qt::Key_Left, RotateLeft );
+ actions.insert( Qt::Key_Right, RotateRight );
+ actions.insert( Qt::Key_Space, Shoot );
+ actions.insert( Qt::Key_Z, Teleport );
+ actions.insert( Qt::Key_X, Brake );
+ actions.insert( Qt::Key_S, Shield );
+ actions.insert( Qt::Key_P, Pause );
+ actions.insert( Qt::Key_L, Launch );
+ actions.insert( Qt::Key_N, NewGame );
+
+ view->showText( tr( "Press N to start playing" ), yellow );
+}
+
+KAstTopLevel::~KAstTopLevel()
+{
+}
+
+void KAstTopLevel::playSound( const char * )
+{
+}
+
+void KAstTopLevel::keyPressEvent( QKeyEvent *event )
+{
+ if ( event->isAutoRepeat() || !actions.contains( event->key() ) )
+ {
+ event->ignore();
+ return;
+ }
+
+ Action a = actions[ event->key() ];
+
+ switch ( a )
+ {
+ case RotateLeft:
+ view->rotateLeft( TRUE );
+ break;
+
+ case RotateRight:
+ view->rotateRight( TRUE );
+ break;
+
+ case Thrust:
+ view->thrust( TRUE );
+ break;
+
+ case Shoot:
+ view->shoot( TRUE );
+ break;
+
+ case Shield:
+ view->setShield( TRUE );
+ break;
+
+ case Teleport:
+ view->teleport( TRUE );
+ break;
+
+ case Brake:
+ view->brake( TRUE );
+ break;
+
+ default:
+ event->ignore();
+ return;
+ }
+ event->accept();
+}
+
+void KAstTopLevel::keyReleaseEvent( QKeyEvent *event )
+{
+ if ( event->isAutoRepeat() || !actions.contains( event->key() ) )
+ {
+ event->ignore();
+ return;
+ }
+
+ Action a = actions[ event->key() ];
+
+ switch ( a )
+ {
+ case RotateLeft:
+ view->rotateLeft( FALSE );
+ break;
+
+ case RotateRight:
+ view->rotateRight( FALSE );
+ break;
+
+ case Thrust:
+ view->thrust( FALSE );
+ break;
+
+ case Shoot:
+ view->shoot( FALSE );
+ break;
+
+ case Brake:
+ view->brake( FALSE );
+ break;
+
+ case Shield:
+ view->setShield( FALSE );
+ break;
+
+ case Teleport:
+ view->teleport( FALSE );
+ break;
+
+ case Launch:
+ if ( waitShip )
+ {
+ view->newShip();
+ waitShip = FALSE;
+ view->hideText();
+ }
+ else
+ {
+ event->ignore();
+ return;
+ }
+ break;
+
+ case NewGame:
+ slotNewGame();
+ break;
+/*
+ case Pause:
+ {
+ view->pause( TRUE );
+ QMessageBox::information( this,
+ tr("KAsteroids is paused"),
+ tr("Paused") );
+ view->pause( FALSE );
+ }
+ break;
+*/
+ default:
+ event->ignore();
+ return;
+ }
+
+ event->accept();
+}
+
+void KAstTopLevel::showEvent( QShowEvent *e )
+{
+ QMainWindow::showEvent( e );
+ view->pause( FALSE );
+ view->setFocus();
+}
+
+void KAstTopLevel::hideEvent( QHideEvent *e )
+{
+ QMainWindow::hideEvent( e );
+ view->pause( TRUE );
+}
+
+void KAstTopLevel::slotNewGame()
+{
+ score = 0;
+ shipsRemain = SB_SHIPS;
+ scoreLCD->display( 0 );
+ level = 0;
+ levelLCD->display( level+1 );
+ shipsLCD->display( shipsRemain-1 );
+ view->newGame();
+ view->setRockSpeed( levels[0].rockSpeed );
+ view->addRocks( levels[0].nrocks );
+// view->showText( tr( "Press L to launch." ), yellow );
+ view->newShip();
+ waitShip = FALSE;
+ view->hideText();
+ isPaused = FALSE;
+}
+
+void KAstTopLevel::slotShipKilled()
+{
+ shipsRemain--;
+ shipsLCD->display( shipsRemain-1 );
+
+ playSound( "ShipDestroyed" );
+
+ if ( shipsRemain )
+ {
+ waitShip = TRUE;
+ view->showText( tr( "Ship Destroyed. Press L to launch."), yellow );
+ }
+ else
+ {
+ view->showText( tr("Game Over!"), red );
+ view->endGame();
+ doStats();
+// highscore->addEntry( score, level, showHiscores );
+ }
+}
+
+void KAstTopLevel::slotRockHit( int size )
+{
+ switch ( size )
+ {
+ case 0:
+ score += 10;
+ break;
+
+ case 1:
+ score += 20;
+ break;
+
+ default:
+ score += 40;
+ }
+
+ playSound( "RockDestroyed" );
+
+ scoreLCD->display( score );
+}
+
+void KAstTopLevel::slotRocksRemoved()
+{
+ level++;
+
+ if ( level >= MAX_LEVELS )
+ level = MAX_LEVELS - 1;
+
+ view->setRockSpeed( levels[level-1].rockSpeed );
+ view->addRocks( levels[level-1].nrocks );
+
+ levelLCD->display( level+1 );
+}
+
+void KAstTopLevel::doStats()
+{
+ QString r( "0.00" );
+ if ( view->shots() )
+ r = QString::number( (double)view->hits() / view->shots() * 100.0,
+ 'g', 2 );
+
+/* multi-line text broken in Qt 3
+ QString s = tr( "Game Over\n\nShots fired:\t%1\n Hit:\t%2\n Missed:\t%3\nHit ratio:\t%4 %\n\nPress N for a new game" )
+ .arg(view->shots()).arg(view->hits())
+ .arg(view->shots() - view->hits())
+ .arg(r);
+*/
+
+ view->showText( "Game Over. Press N for a new game.", yellow, FALSE );
+}
+
+void KAstTopLevel::slotUpdateVitals()
+{
+ brakesLCD->display( view->brakeCount() );
+ shieldLCD->display( view->shieldCount() );
+ shootLCD->display( view->shootCount() );
+// teleportsLCD->display( view->teleportCount() );
+ powerMeter->setValue( view->power() );
+}
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