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Diffstat (limited to 'examples/tetrix/qtetrixb.cpp')
| -rw-r--r-- | examples/tetrix/qtetrixb.cpp | 241 |
1 files changed, 241 insertions, 0 deletions
diff --git a/examples/tetrix/qtetrixb.cpp b/examples/tetrix/qtetrixb.cpp new file mode 100644 index 0000000..8e989c6 --- /dev/null +++ b/examples/tetrix/qtetrixb.cpp @@ -0,0 +1,241 @@ +/**************************************************************************** +** +** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved. +** +** This file is part of an example program for Qt. This example +** program may be used, distributed and modified without limitation. +** +*****************************************************************************/ + +#include "qtetrixb.h" +#include "qtetrix.h" +#include <qtimer.h> +#include <qpainter.h> + +const int waitAfterLineTime = 500; + +QTetrixBoard::QTetrixBoard( QWidget *p, const char *name ) + : QFrame( p, name ) +{ + setFrameStyle( QFrame::Panel | QFrame::Sunken ); + paint = 0; + paint_widget = 0; + timer = new QTimer(this); + connect( timer, SIGNAL(timeout()), SLOT(timeout()) ); + + colors[0].setRgb(200,100,100); + colors[1].setRgb(100,200,100); + colors[2].setRgb(100,100,200); + colors[3].setRgb(200,200,100); + colors[4].setRgb(200,100,200); + colors[5].setRgb(100,200,200); + colors[6].setRgb(218,170, 0); + + xOffset = -1; // -1 until a resizeEvent is received. + blockWidth = 20; + yOffset = 30; + blockHeight = 20; + noGame = TRUE; + isPaused = FALSE; + waitingAfterLine = FALSE; + updateTimeoutTime(); // Sets timeoutTime +} + +void QTetrixBoard::startGame(int gameType,int fillRandomLines) +{ + if ( isPaused ) + return; // ignore if game is paused + noGame = FALSE; + GenericTetrix::startGame( gameType, fillRandomLines ); + // Note that the timer is started by updateLevel! +} + + +void QTetrixBoard::pause() +{ + if ( noGame ) // game not active + return; + isPaused = !isPaused; + if ( isPaused ) { + timer->stop(); + hideBoard(); + } + else + timer->start(timeoutTime); + update(); +} + + +void QTetrixBoard::drawSquare(int x,int y,int value) +{ + if (xOffset == -1) // Before first resizeEvent? + return; + + const int X = xOffset + x*blockWidth; + const int Y = yOffset + (y - 1)*blockHeight; + + bool localPainter = paint == 0; + QPainter *p; + QWidget *w; + if ( localPainter ) { + p = new QPainter( this ); + w = this; + } else { + p = paint; + w = paint_widget; + } + drawTetrixButton( p, X, Y, blockWidth, blockHeight, + value == 0 ? 0 : &colors[value-1], w); + /* + if ( value != 0 ) { + QColor tc, bc; + tc = colors[value-1].light(); + bc = colors[value-1].dark(); + p->drawShadePanel( X, Y, blockWidth, blockHeight, + tc, bc, 1, colors[value-1], TRUE ); + } + else + p->fillRect( X, Y, blockWidth, blockHeight, backgroundColor() ); + */ + if ( localPainter ) + delete p; +} + +void QTetrixBoard::drawNextSquare( int x, int y, int value ) +{ + if ( value == 0 ) + emit drawNextSquareSignal (x, y, 0 ); + else + emit drawNextSquareSignal( x, y, &colors[value-1] ); +} + +void QTetrixBoard::updateRemoved( int noOfLines ) +{ + if ( noOfLines > 0 ) { + timer->stop(); + timer->start( waitAfterLineTime ); + waitingAfterLine = TRUE; + } + emit updateRemovedSignal( noOfLines ); +} + +void QTetrixBoard::updateScore( int newScore ) +{ + emit updateScoreSignal( newScore ); +} + +void QTetrixBoard::updateLevel( int newLevel ) +{ + timer->stop(); + updateTimeoutTime(); + timer->start( timeoutTime ); + emit updateLevelSignal( newLevel ); +} + +void QTetrixBoard::pieceDropped(int) +{ + if ( waitingAfterLine ) // give player a break if a line has been removed + return; + newPiece(); +} + +void QTetrixBoard::gameOver() +{ + timer->stop(); + noGame = TRUE; + emit gameOverSignal(); +} + +void QTetrixBoard::timeout() +{ + if ( waitingAfterLine ) { + timer->stop(); + waitingAfterLine = FALSE; + newPiece(); + timer->start( timeoutTime ); + } else { + oneLineDown(); + } +} + +void QTetrixBoard::drawContents( QPainter *p ) +{ + const char *text = "Press \"Pause\""; + QRect r = contentsRect(); + paint = p; // set widget painter + if ( isPaused ) { + p->drawText( r, AlignCenter | AlignVCenter, text ); + return; + } + int x1,y1,x2,y2; + x1 = (r.left() - xOffset) / blockWidth; + if (x1 < 0) + x1 = 0; + if (x1 >= boardWidth()) + x1 = boardWidth() - 1; + + x2 = (r.right() - xOffset) / blockWidth; + if (x2 < 0) + x2 = 0; + if (x2 >= boardWidth()) + x2 = boardWidth() - 1; + + y1 = (r.top() - yOffset) / blockHeight; + if (y1 < 0) + y1 = 0; + if (y1 >= boardHeight()) + y1 = boardHeight() - 1; + + y2 = (r.bottom() - yOffset) / blockHeight; + if (y2 < 0) + y2 = 0; + if (y2 >= boardHeight()) + y2 = boardHeight() - 1; + + updateBoard( x1, y1, x2, y2, TRUE ); + paint = 0; // reset widget painter + return; +} + +void QTetrixBoard::resizeEvent(QResizeEvent *e) +{ + QSize sz = e->size(); + blockWidth = (sz.width() - 3)/10; + blockHeight = (sz.height() - 3)/22; + xOffset = 1; + yOffset = 1; +} + +void QTetrixBoard::keyPressEvent( QKeyEvent *e ) +{ + if ( noGame || isPaused || waitingAfterLine ) + return; + switch( e->key() ) { + case Key_Left : + moveLeft(); + break; + case Key_Right : + moveRight(); + break; + case Key_Down : + rotateRight(); + break; + case Key_Up : + rotateLeft(); + break; + case Key_Space : + dropDown(); + break; + case Key_D : + oneLineDown(); + break; + default: + return; + } + e->accept(); +} + +void QTetrixBoard::updateTimeoutTime() +{ + timeoutTime = 1000/(1 + getLevel()); +} |