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/****************************************************************************
**
** 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());
}
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