author | imm <imm> | 2002-08-31 12:35:42 (UTC) |
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committer | imm <imm> | 2002-08-31 12:35:42 (UTC) |
commit | 59e182e32cff81c3b80a64b68fd727a2b6cd7971 (patch) (side-by-side diff) | |
tree | 89d197bf582017f1c22ac3ada3331373ae914140 /noncore/games/zbounce/game.cpp | |
parent | 82f9d26681268b0fc475eec91f408de8bd8568db (diff) | |
download | opie-59e182e32cff81c3b80a64b68fd727a2b6cd7971.zip opie-59e182e32cff81c3b80a64b68fd727a2b6cd7971.tar.gz opie-59e182e32cff81c3b80a64b68fd727a2b6cd7971.tar.bz2 |
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Diffstat (limited to 'noncore/games/zbounce/game.cpp') (more/less context) (show whitespace changes)
-rw-r--r-- | noncore/games/zbounce/game.cpp | 606 |
1 files changed, 606 insertions, 0 deletions
diff --git a/noncore/games/zbounce/game.cpp b/noncore/games/zbounce/game.cpp new file mode 100644 index 0000000..7a1a3cd --- a/dev/null +++ b/noncore/games/zbounce/game.cpp @@ -0,0 +1,606 @@ +/* + * Copyright (C) 2000 Stefan Schimanski <1Stein@gmx.de> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + + +#include <stdlib.h> +#include <qtimer.h> +#include <qpe/qpeapplication.h> +#include <qimage.h> + +#include "game.h" + +#define TILE_SIZE 9 + +#define TILE_FIRST ((FIELD_WIDTH-2)*(FIELD_HEIGHT-2)) +#define TILE_FREE (TILE_FIRST + 0) +#define TILE_BORDER (TILE_FIRST + 1) +#define TILE_WALLEND (TILE_FIRST + 2) +#define TILE_WALLUP (TILE_FIRST + 3) +#define TILE_WALLDOWN (TILE_FIRST + 4) +#define TILE_WALLLEFT (TILE_FIRST + 5) +#define TILE_WALLRIGHT (TILE_FIRST + 6) + +#define GAME_DELAY 15 +#define BALL_ANIM_DELAY 60 +#define WALL_DELAY 100 + +#define MS2TICKS( ms ) ((ms)/GAME_DELAY) + +Arrow::Arrow(QCanvasPixmapArray* array, QCanvas* canvas) + : QCanvasSprite( array, canvas ) +{ + m_vertical = true; + move(3,3); +} + +void Arrow::update() +{ + if ( m_vertical ) + setFrame( 0 ); + else + setFrame( 1 ); +} + +void Arrow::changeDirection() +{ + m_vertical = ! m_vertical; + update(); +} + + +Ball::Ball(QCanvasPixmapArray* array, QCanvas* canvas) + : QCanvasSprite( array, canvas ), m_animDelay( 0 ), m_soundDelay( MS2TICKS(BALL_ANIM_DELAY)/2 ) +{ +} + +void Ball::update() +{ + m_animDelay--; + if ( m_animDelay<=0 ) + { + m_animDelay = MS2TICKS(BALL_ANIM_DELAY); + int frameNum = frame(); + frameNum++; + if ( frameNum>=frameCount() ) + frameNum = 0; + setFrame( frameNum ); + } +} + +void Ball::advance(int stage) +{ + bool reflectX = false; + bool reflectY = false; + + // check for collisions + if ( collide(xVelocity(), 0) ) reflectX = true; + if ( collide(0, yVelocity()) ) reflectY = true; + if ( !reflectX && !reflectY && collide(xVelocity(), yVelocity()) ) reflectX = reflectY = true; + + // emit collision + QRect r = boundingRect(); + r.moveBy( xVelocity(), yVelocity() ); + JezzField* field = (JezzField *)canvas(); + + int ul = field->tile( r.left() / TILE_SIZE, r.top() / TILE_SIZE ); + int ur = field->tile( r.right() / TILE_SIZE, r.top() / TILE_SIZE ); + int bl = field->tile( r.left() / TILE_SIZE, r.bottom() / TILE_SIZE ); + int br = field->tile( r.right() / TILE_SIZE, r.bottom() / TILE_SIZE ); + + if ( ul!=TILE_FREE ) field->emitBallCollisiton( this, r.left() / TILE_SIZE, r.top() / TILE_SIZE, ul ); else + if ( ur!=TILE_FREE ) field->emitBallCollisiton( this, r.right() / TILE_SIZE, r.top() / TILE_SIZE, ur ); else + if ( bl!=TILE_FREE ) field->emitBallCollisiton( this, r.left() / TILE_SIZE, r.bottom() / TILE_SIZE, bl ); else + if ( br!=TILE_FREE ) field->emitBallCollisiton( this, r.right() / TILE_SIZE, r.bottom() / TILE_SIZE, br ); + + // apply reflection + if ( reflectX ) setXVelocity( -xVelocity() ); + if ( reflectY ) setYVelocity( -yVelocity() ); + + // update field + update(); + QCanvasSprite::advance( stage ); +} + +bool Ball::collide( double dx, double dy ) +{ + QRect r = boundingRect(); + r.moveBy( dx, dy ); + JezzField* field = (JezzField *)canvas(); + + int ul = field->tile( r.left() / TILE_SIZE, r.top() / TILE_SIZE ); + int ur = field->tile( r.right() / TILE_SIZE, r.top() / TILE_SIZE ); + int bl = field->tile( r.left() / TILE_SIZE, r.bottom() / TILE_SIZE ); + int br = field->tile( r.right() / TILE_SIZE, r.bottom() / TILE_SIZE ); + + return ( ul!=TILE_FREE || ur!=TILE_FREE || bl!=TILE_FREE || br!=TILE_FREE ); +} + +/*************************************************************************/ + +Wall::Wall( JezzField *field, int x, int y, Direction dir, int tile, QObject *parent, const char *name ) + : QObject( parent, name ), m_dir( dir ), m_field( field ), m_startX( x ), m_startY( y ), + m_tile( tile ), m_delay( MS2TICKS(WALL_DELAY)/2 ), m_active( true ) +{ + // setup position and direction + m_dx = 0; + m_dy = 0; + switch ( m_dir ) + { + case Up: m_dy = -1; break; + case Down: m_dy = 1; break; + case Left: m_dx = -1; break; + case Right: m_dx = 1; break; + } + + m_x = m_startX; + m_y = m_startY; + + m_field->setTile( m_x, m_y, m_tile ); +} + +void Wall::finish() +{ + m_active = false; +} + +bool Wall::isFree( int x, int y ) +{ + if ( m_field->tile(x, y)==TILE_FREE ) + { + // check whether there is a ball at the moment + QCanvasItemList cols = m_field->collisions( QRect(x*TILE_SIZE, y*TILE_SIZE, + TILE_SIZE, TILE_SIZE) ); + if ( cols.count()==0 ) + return true; + } + + return false; +} + +void Wall::update() +{ +} + +void Wall::advance() +{ + update(); + + // move wall + if ( m_active ) + { + m_delay--; + if ( m_delay<=0 ) + { + m_delay = MS2TICKS(WALL_DELAY); + + // set previous tile + m_field->setTile( m_x, m_y, m_tile ); + + // check whether next place is still free + if ( isFree(m_x+m_dx, m_y+m_dy) ) + { + // move ball + m_x += m_dx; + m_y += m_dy; + + // set tile + m_field->setTile( m_x, m_y, TILE_WALLEND ); + } else + { + finish(); + emit finished( this, m_field->tile( m_x+m_dx, m_y+m_dy ) ); + } + } + } +} + +void Wall::fill( bool black ) +{ + if ( m_dx ) + { + for ( int x=m_startX ; x!=m_x; x+=m_dx ) + if ( m_field->tile(x, m_startY)==m_tile ) + m_field->setGameTile( x, m_startY, black ); + + m_field->setGameTile( m_x, m_startY, black ); + } else + { + for ( int y=m_startY ; y!=m_y; y+=m_dy ) + if ( m_field->tile(m_startX, y)==m_tile ) + m_field->setGameTile( m_startX, y, black ); + + m_field->setGameTile( m_startX, m_y, black ); + } +} + +/*************************************************************************/ + +JezzField::JezzField( QPixmap tiles, QObject* parent, const char* name ) + : QCanvas( parent, name ), m_tiles( tiles ) +{ + setPixmaps( tiles ); +} + +void JezzField::setGameTile( int x, int y, bool black ) +{ + setTile( x, y, black ? TILE_BORDER : TILE_FREE ); +} + +void JezzField::setPixmaps( QPixmap tiles ) +{ + // create new tiles + QPixmap allTiles( TILE_SIZE*(FIELD_WIDTH-2), TILE_SIZE*(FIELD_HEIGHT-1) ); + + // handle default tiles + bitBlt( &allTiles, 0, TILE_SIZE*(FIELD_HEIGHT-2), + &tiles, 0, 0, tiles.width(), tiles.height() ); + + // load tiles into canvas + setTiles( allTiles, FIELD_WIDTH, FIELD_HEIGHT, TILE_SIZE, TILE_SIZE ); +} + +/*************************************************************************/ + +JezzView::JezzView(QCanvas* viewing, QWidget* parent, const char* name, WFlags f) + : QCanvasView( viewing, parent, name, f ), m_vertical( false ) +{ + setResizePolicy( AutoOne ); + setHScrollBarMode( AlwaysOff ); + setVScrollBarMode( AlwaysOff ); + + setCursor( sizeHorCursor ); +} + +void JezzView::viewportMouseReleaseEvent( QMouseEvent *ev ) +{ + if ( ev->button() & LeftButton ) + { + emit buildWall( ev->x()/TILE_SIZE, ev->y()/TILE_SIZE, m_vertical ); + } +} + +void JezzView::changeCursor() +{ + m_vertical = !m_vertical; + if ( m_vertical ) + { + setCursor( sizeVerCursor ); + } + else + { + setCursor( sizeHorCursor ); + } +} + +/*************************************************************************/ + +JezzGame::JezzGame( int ballNum, QWidget *parent, const char *name ) + : QWidget( parent, name ), m_wall1( 0 ), m_wall2( 0 ), + m_text( 0 ), m_running( false ), m_percent( 0 ), m_pictured( false ) +{ + QString path = QPEApplication::qpeDir()+"pics/zbounce/"; + + // load gfx + m_ballPixmaps = new QCanvasPixmapArray( path + "ball%1.png", 25 ); + for ( unsigned n=0; n < m_ballPixmaps->count(); n++ ) + m_ballPixmaps->image(n)->setOffset( 0, 0 ); + + m_arrowPixmaps = new QCanvasPixmapArray( path + "arrow%1.png", 2 ); + for ( unsigned n=0; n < m_arrowPixmaps->count(); n++ ) + m_arrowPixmaps->image(n)->setOffset( 0, 0 ); + + QPixmap tiles( path + "tiles.png" ); + + // create field + m_field = new JezzField( tiles, this, "m_field" ); + m_field->resize( TILE_SIZE*FIELD_WIDTH, TILE_SIZE*FIELD_HEIGHT ); + + for ( int x=0; x<FIELD_WIDTH; x++ ) + m_field->setTile( x, 0, TILE_BORDER ); + for ( int y=1; y<FIELD_HEIGHT-1; y++ ) + { + m_field->setTile( 0, y, TILE_BORDER ); + for ( int x=1; x<FIELD_WIDTH-1; x++ ) + m_field->setTile( x, y, TILE_FREE ); + m_field->setTile( FIELD_WIDTH-1, y, TILE_BORDER ); + } + for ( int x=0; x<FIELD_WIDTH; x++ ) + m_field->setTile( x, FIELD_HEIGHT-1, TILE_BORDER ); + + connect( m_field, SIGNAL(ballCollision(Ball *, int, int, int)), this, SLOT(ballCollision(Ball *, int, int, int)) ); + + // create view + m_view = new JezzView( m_field, this, "m_view" ); + m_view->move( 0, 0 ); + m_view->adjustSize(); + connect( m_view, SIGNAL(buildWall(int, int, bool)), this, SLOT(buildWall(int, int, bool)) ); + + // create balls + for ( int n=0; n<ballNum; n++ ) + { + Ball *ball = new Ball( m_ballPixmaps, m_field ); + m_balls.append( ball ); + ball->setVelocity( ((rand() & 1)*2-1)*2, ((rand() & 1)*2-1)*2 ); + ball->setFrame( rand() % 25 ); + ball->move( 4*TILE_SIZE + ( rand() - 50 ) % ( (FIELD_WIDTH-8)*TILE_SIZE ), + 4*TILE_SIZE + rand() % ( (FIELD_HEIGHT-8)*TILE_SIZE ) ); + ball->show(); + } + + // create arrow + arrow = new Arrow( m_arrowPixmaps, m_field ); + arrow->show(); + + // create text label + m_text = new QCanvasText( m_field ); + + // create game clock + m_clock = new QTimer( this ); + connect( m_clock, SIGNAL(timeout()), this, SLOT(tick()) ); + m_clock->start( GAME_DELAY ); + + // setup geometry + setFixedSize( m_view->size() ); +} + +JezzGame::~JezzGame() +{ + m_balls.clear(); + delete m_view; + delete m_field; + delete m_ballPixmaps; +} + +void JezzGame::display( QString text, int size ) +{ + qDebug("This function \"display\" shouldn't be called!!!"); + if ( !text.isEmpty() ) + { + QFont font( "Helvetica", size, QFont::Bold ); + font.setStyleHint( QFont::Helvetica ); + m_text->setFont( font ); + m_text->setText( text ); + + QRect size = m_text->boundingRect(); + m_text->move( ( FIELD_WIDTH*TILE_SIZE - size.width() ) / 2, + ( FIELD_HEIGHT*TILE_SIZE - size.height() ) / 2 ); + + m_text->show(); + } else + { + m_text->hide(); + } +} + +void JezzGame::start() +{ + m_running = true; +} + +void JezzGame::stop() +{ + m_running = false; +} + + +void JezzGame::makeBlack() +{ + // copy current field into buffer + for ( int y=0; y<FIELD_HEIGHT; y++ ) + for ( int x=0; x<FIELD_WIDTH; x++ ) + m_buf[x][y] = m_field->tile( x, y ); + + // fill areas that contains a ball + for ( Ball *ball=m_balls.first(); ball!=0; ball=m_balls.next() ) + fill( ball->x()/TILE_SIZE, ball->y()/TILE_SIZE ); + + // areas still free can be blacked now + for ( int y=0; y<FIELD_HEIGHT; y++ ) + for ( int x=0; x<FIELD_WIDTH; x++ ) + { + if ( m_buf[x][y]==TILE_FREE ) + m_field->setGameTile( x, y, true ); + } + + m_field->update(); + m_view->repaint(); + + // count percent value of occupied area + int p = percent(); + if ( p!=m_percent ) + { + m_percent = p; + emit newPercent( m_percent ); + } +} + +int JezzGame::percent() +{ + int notFree = 0; + for ( int y=1; y<FIELD_HEIGHT-1; y++ ) + for ( int x=1; x<FIELD_WIDTH-1; x++ ) + { + if ( m_field->tile(x,y)!=TILE_FREE ) + notFree++; + } + + return 100 * notFree / ( (FIELD_WIDTH-1) * (FIELD_HEIGHT-1) ); +} + +void JezzGame::fill( int x, int y ) +{ + if ( m_buf[x][y]!=TILE_FREE) return; + + // go left + int _x=x; + for ( ; m_buf[_x][y]==TILE_FREE; _x-- ) + m_buf[_x][y] = TILE_BORDER; + int stopx = _x; + + // fill above + for ( _x=x; _x>stopx; _x-- ) + if ( m_buf[_x][y-1]==TILE_FREE ) fill( _x, y-1 ); + + // fill below + for ( _x=x; _x>stopx; _x-- ) + if ( m_buf[_x][y+1]==TILE_FREE ) fill( _x, y+1 ); + + // go right + for ( _x=x+1; m_buf[_x][y]==TILE_FREE; _x++ ) + m_buf[_x][y] = TILE_BORDER; + stopx = _x; + + // fill above + for ( _x=x+1; _x<stopx; _x++ ) + if ( m_buf[_x][y-1]==TILE_FREE ) fill( _x, y-1 ); + + // fill below; + for ( _x=x+1; _x<stopx; _x++ ) + if ( m_buf[_x][y+1]==TILE_FREE ) fill( _x, y+1 ); +} + +void JezzGame::ballCollision( Ball*, int, int, int tile ) +{ + if ( tile!=TILE_BORDER && tile>TILE_FREE && tile!=TILE_WALLEND ) + { + // stop walls + if ( (tile==TILE_WALLUP || tile==TILE_WALLLEFT) && m_wall1 ) + { + m_wall1->finish(); + m_wall1->fill( false ); + delete m_wall1; + m_wall1 = 0; + } + + if ( (tile==TILE_WALLDOWN || tile==TILE_WALLRIGHT) && m_wall2 ) + { + m_wall2->finish(); + m_wall2->fill( false ); + delete m_wall2; + m_wall2 = 0; + } + + // update view + m_field->update(); + m_view->repaint(); + + // send death msg + emit died(); + } +} + +void JezzGame::buildWall( int x, int y, bool vertical ) +{ + if ( !m_running ) return; + + if ( m_field->tile(x, y)==TILE_FREE ) + { + // check whether there is a ball at the moment + QCanvasItemList cols = m_field->collisions( QRect(x*TILE_SIZE, y*TILE_SIZE, TILE_SIZE, TILE_SIZE) ); + if ( cols.count()>0 ) + { + //kdDebug() << "Direct collision" << endl; + emit ballCollision( (Ball*)cols.first(), x, y, TILE_WALLUP ); + return; + } + + // start walls + if ( !m_wall1 ) + { + m_wall1 = new Wall( m_field, x, y, + vertical? Wall::Up : Wall::Left, + vertical? TILE_WALLUP : TILE_WALLLEFT, + this, "m_wall1" ); + connect( m_wall1, SIGNAL(finished(Wall *, int)), + this, SLOT(wallFinished(Wall *, int)) ); } + + if ( !m_wall2 ) + { + m_wall2 = new Wall( m_field, x, y, + vertical? Wall::Down: Wall::Right, + vertical? TILE_WALLDOWN : TILE_WALLRIGHT, + this, "m_wall2" ); + connect( m_wall2, SIGNAL(finished(Wall *, int)), + this, SLOT(wallFinished(Wall *, int)) ); + } + } +} + +void JezzGame::wallFinished( Wall *wall, int tile ) +{ + if ( tile==TILE_WALLEND ) + { + if ( m_wall1 ) + { + m_wall1->fill( false ); + delete m_wall1; + m_wall1 = 0; + } + + if ( m_wall2 ) + { + m_wall2->fill( false ); + delete m_wall2; + m_wall2 = 0; + } + } else + { + if ( m_wall1==wall && m_wall1 ) + { + m_wall1->fill( true ); + delete m_wall1; + m_wall1 = 0; + } + + if ( m_wall2==wall && m_wall2 ) + { + m_wall2->fill( true ); + delete m_wall2; + m_wall2 = 0; + } + } + + m_field->update(); + m_view->repaint(); + + makeBlack(); +} + +void JezzGame::tick() +{ + if ( m_running ) + { + if ( m_field ) m_field->advance(); + if ( m_wall1 ) m_wall1->advance(); + if ( m_wall2 ) m_wall2->advance(); + } else + { + for ( Ball *ball=m_balls.first(); ball!=0; ball=m_balls.next() ) + ball->update(); + + if ( m_field ) m_field->update(); + if ( m_wall1 ) m_wall1->update(); + if ( m_wall2 ) m_wall2->update(); + } +} + +void JezzGame::changeCursor() +{ + arrow->changeDirection(); + m_view->changeCursor(); +} |