From bd0f3345a938b35ce6a12f6150373b0955b8dd12 Mon Sep 17 00:00:00 2001
From: Timothy Pearson <kb9vqf@pearsoncomputing.net>
Date: Sun, 10 Jul 2011 15:24:15 -0500
Subject: Add Qt3 development HEAD version

---
 examples/life/lifedlg.cpp | 162 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 162 insertions(+)
 create mode 100644 examples/life/lifedlg.cpp

(limited to 'examples/life/lifedlg.cpp')

diff --git a/examples/life/lifedlg.cpp b/examples/life/lifedlg.cpp
new file mode 100644
index 0000000..a27f456
--- /dev/null
+++ b/examples/life/lifedlg.cpp
@@ -0,0 +1,162 @@
+/****************************************************************************
+**
+** 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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