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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 "lifedlg.h"
#include <qapplication.h>
#include <qpushbutton.h>
#include <qlabel.h>
#include <qslider.h>
#include <qcombobox.h>
#include <qdatetime.h>
#include <stdlib.h>
#include "patterns.cpp"
// A simple timer which has a pause and a setSpeed slot
LifeTimer::LifeTimer( QWidget *parent ) : QTimer( parent ), interval( 500 )
{
start( interval );
}
void LifeTimer::pause( bool stopIt )
{
if ( stopIt )
stop();
else
start( interval );
}
void LifeTimer::setSpeed( int speed )
{
interval = MAXSPEED - speed;
if ( isActive() )
changeInterval( interval );
}
// A top-level container widget to organize the others
LifeDialog::LifeDialog( int scale, QWidget * parent, const char * name )
: QWidget( parent, name )
{
qb = new QPushButton( "Quit!", this );
cb = new QComboBox( this, "comboBox" );
life = new LifeWidget(scale, this);
life->move( SIDEBORDER, TOPBORDER );
connect( qb, SIGNAL(clicked()), qApp, SLOT(quit()) );
qb->setGeometry( SIDEBORDER, SIDEBORDER, qb->sizeHint().width(), 25 );
timer = new LifeTimer( this );
connect( timer, SIGNAL(timeout()), life, SLOT(nextGeneration()) );
pb = new QPushButton( "Pause", this );
pb->setToggleButton( TRUE );
connect( pb, SIGNAL(toggled(bool)), timer, SLOT(pause(bool)) );
pb->resize( pb->sizeHint().width(), 25 );
pb->move( width() - SIDEBORDER - pb->width(), SIDEBORDER );
sp = new QLabel( "Speed:", this );
sp->adjustSize();
sp->move( SIDEBORDER, 45 );
scroll = new QSlider( 0, LifeTimer::MAXSPEED, 50,
LifeTimer::MAXSPEED / 2,
QSlider::Horizontal, this );
connect( scroll, SIGNAL(valueChanged(int)),
timer, SLOT(setSpeed(int)) );
scroll->move( sp->width() + 2 * SIDEBORDER, 45 );
scroll->resize( 200, 15 );
life->setFrameStyle( QFrame::Panel | QFrame::Sunken );
life->show();
srand( QTime(0,0,0).msecsTo(QTime::currentTime()) );
int sel = rand() % NPATS;
getPattern( sel );
cb->move( 2*SIDEBORDER + qb->width(), SIDEBORDER);
cb->insertItem( "Glider Gun " );
cb->insertItem( "Figure Eight " );
cb->insertItem( "Pulsar " );
cb->insertItem( "Barber Pole P2 " );
cb->insertItem( "Achim P5 " );
cb->insertItem( "Hertz P4 " );
cb->insertItem( "Tumbler " );
cb->insertItem( "Pulse1 P4" );
cb->insertItem( "Shining Flower P5 " );
cb->insertItem( "Pulse2 P6 " );
cb->insertItem( "Pinwheel, Clock P4 " );
cb->insertItem( "Pentadecatholon " );
cb->insertItem( "Piston " );
cb->insertItem( "Piston2 " );
cb->insertItem( "Switch Engine " );
cb->insertItem( "Gears (Gear, Flywheel, Blinker) " );
cb->insertItem( "Turbine8 " );
cb->insertItem( "P16 " );
cb->insertItem( "Puffer " );
cb->insertItem( "Escort " );
cb->insertItem( "Dart Speed 1/3 " );
cb->insertItem( "Period 4 Speed 1/2 " );
cb->insertItem( "Another Period 4 Speed 1/2 " );
cb->insertItem( "Smallest Known Period 3 Spaceship Speed 1/3 " );
cb->insertItem( "Turtle Speed 1/3 " );
cb->insertItem( "Smallest Known Period 5 Speed 2/5 " );
cb->insertItem( "Sym Puffer " );
cb->insertItem( "], Near Ship, Pi Heptomino " );
cb->insertItem( "R Pentomino " );
cb->setAutoResize( FALSE );
cb->setCurrentItem( sel );
cb->show();
connect( cb, SIGNAL(activated(int)), SLOT(getPattern(int)) );
QSize s;
s = life->minimumSize();
setMinimumSize( s.width() + 2 * SIDEBORDER,
s.height() + TOPBORDER + SIDEBORDER );
s = life->maximumSize();
setMaximumSize( s.width() + 2 * SIDEBORDER,
s.height() + TOPBORDER + SIDEBORDER );
s = life->sizeIncrement();
setSizeIncrement( s.width(), s.height() );
resize( QMIN(512, qApp->desktop()->width()),
QMIN(480, qApp->desktop()->height()) );
}
void LifeDialog::resizeEvent( QResizeEvent * e )
{
life->resize( e->size() - QSize( 2 * SIDEBORDER, TOPBORDER + SIDEBORDER ));
pb->move( e->size().width() - SIDEBORDER - pb->width(), SIDEBORDER );
scroll->resize( e->size().width() - sp->width() - 3 * SIDEBORDER,
scroll->height() );
cb->resize( width() - 4*SIDEBORDER - qb->width() - pb->width() , 25 );
}
// Adapted from xlock, see pattern.cpp for copyright info.
void LifeDialog::getPattern( int pat )
{
life->clear();
int i = pat % NPATS;
int col;
int * patptr = &patterns[i][0];
while ( (col = *patptr++) != 127 ) {
int row = *patptr++;
col += life->maxCol() / 2;
row += life->maxRow() / 2;
life->setPoint( col, row );
}
}
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