Initial revision

1 files changed, 319 insertions, 0 deletions

diff --git a/noncore/tools/clock/clock.cpp b/noncore/tools/clock/clock.cpp
new file mode 100644
index 0000000..ef93e11
--- a/dev/null
+++ b/noncore/tools/clock/clock.cpp
@@ -0,0 +1,319 @@
+/**********************************************************************
+** Copyright (C) 2000 Trolltech AS.  All rights reserved.
+**
+** This file is part of Qtopia Environment.
+**
+** This file may be distributed and/or modified under the terms of the
+** GNU General Public License version 2 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.
+**
+** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+**
+** See http://www.trolltech.com/gpl/ for GPL licensing information.
+**
+** Contact info@trolltech.com if any conditions of this licensing are
+** not clear to you.
+**
+**********************************************************************/
+
+#include "clock.h"
+
+#include <qpe/qpeapplication.h>
+#include <qpe/qcopenvelope_qws.h>
+#include <qpe/config.h>
+#include <qpe/timestring.h>
+
+#include <qlcdnumber.h>
+#include <qlabel.h>
+#include <qlayout.h>
+#include <qtimer.h>
+#include <qpushbutton.h>
+#include <qradiobutton.h>
+#include <qbuttongroup.h>
+#include <qpainter.h>
+
+#include <math.h>
+
+const double deg2rad = 0.017453292519943295769;	// pi/180
+const int sw_prec = 2;
+
+static void toggleScreenSaver( bool on )
+{
+    QCopEnvelope e("QPE/System", "setScreenSaverMode(int)" );
+    e << (on ? QPEApplication::Enable: QPEApplication::DisableSuspend );
+}
+
+Clock::Clock( QWidget * parent, const char * name, WFlags f )
+    : QVBox( parent, name , f )
+{
+    setSpacing( 4 );
+    setMargin( 1 );
+
+    Config config( "qpe" );
+    config.setGroup("Time");
+    ampm = config.readBoolEntry( "AMPM", TRUE );
+
+    aclock = new AnalogClock( this );
+    aclock->display( QTime::currentTime() );
+    aclock->setLineWidth( 2 );
+
+    QHBox *hb = new QHBox( this );
+    hb->setMargin( 0 );
+    QWidget *space = new QWidget( hb );
+    lcd = new QLCDNumber( hb );
+    lcd->setSegmentStyle( QLCDNumber::Flat );
+    lcd->setFrameStyle( QFrame::NoFrame );
+    lcd->setSizePolicy( QSizePolicy( QSizePolicy::Minimum, QSizePolicy::Minimum ) );
+    lcd->setFixedHeight( 23 );
+
+    ampmLabel = new QLabel( "PM", hb );
+    ampmLabel->setFont( QFont( "Helvetica", 14, QFont::Bold ) );
+    ampmLabel->setSizePolicy( QSizePolicy( QSizePolicy::Minimum, QSizePolicy::Preferred ) );
+    ampmLabel->setAlignment( AlignLeft | AlignBottom );
+    space = new QWidget( hb );
+
+    date = new QLabel( this );
+    date->setAlignment( AlignHCenter | AlignVCenter );
+    date->setFont( QFont( "Helvetica", 14, QFont::Bold ) );
+    date->setText( TimeString::longDateString( QDate::currentDate() ) );
+
+    QWidget *controls = new QWidget( this );
+    QGridLayout *gl = new QGridLayout( controls, 2, 2, 6, 4 );
+
+    QButtonGroup *grp = new QButtonGroup( controls );
+    grp->setRadioButtonExclusive( true );
+    grp->hide();
+
+    clockRB = new QRadioButton ( tr( "Clock" ), controls  );
+    gl->addWidget( clockRB, 0, 0 );
+    grp->insert( clockRB );
+
+    swatchRB = new QRadioButton ( tr( "Stopwatch" ), controls );
+    gl->addWidget( swatchRB, 1, 0 );
+    grp->insert( swatchRB );
+
+    connect( grp, SIGNAL(clicked(int)), this, SLOT(modeSelect(int)) );
+    grp->setButton( 0 );
+
+    set = new QPushButton ( controls );
+    gl->addWidget( set, 0, 1 );
+    set->setText( tr( "Start" ) );
+    set->setEnabled( FALSE );
+    grp->insert( set );
+
+    reset = new QPushButton ( controls );
+    gl->addWidget( reset, 1, 1 );
+    reset->setText( tr( "Reset" ) );
+    reset->setEnabled( FALSE );
+    grp->insert( reset );
+
+    connect( set, SIGNAL( pressed() ), SLOT( slotSet() ) );
+    connect( reset, SIGNAL( clicked() ), SLOT( slotReset() ) );
+
+    t = new QTimer( this );
+    connect( t, SIGNAL( timeout() ), SLOT( updateClock() ) );
+    t->start( 1000 );
+
+    connect( qApp, SIGNAL( timeChanged() ), SLOT( updateClock() ) );
+
+    swatch_running = FALSE;
+    swatch_totalms = 0;
+
+    connect( qApp, SIGNAL(clockChanged(bool)), this, SLOT(changeClock(bool)) );
+
+    QTimer::singleShot( 0, this, SLOT(updateClock()) );
+    modeSelect(0);
+}
+
+Clock::~Clock()
+{
+    toggleScreenSaver( true );
+}
+
+void Clock::updateClock()
+{
+    if ( clockRB->isChecked() ) {
+	QTime tm = QDateTime::currentDateTime().time();
+	QString s;
+	if ( ampm ) {
+	    int hour = tm.hour();
+	    if (hour == 0) 
+		hour = 12;
+	    if (hour > 12)
+		hour -= 12;
+	    s.sprintf( "%2d%c%02d", hour, ':', tm.minute() );
+	    ampmLabel->setText( (tm.hour() >= 12) ? "PM" : "AM" );
+	    ampmLabel->show();
+	} else {
+	    s.sprintf( "%2d%c%02d", tm.hour(), ':', tm.minute() );
+	    ampmLabel->hide();
+	}
+	lcd->display( s );
+	lcd->repaint( FALSE );
+	aclock->display( QTime::currentTime() );
+	date->setText( TimeString::longDateString( QDate::currentDate() ) );
+    } else {
+	QTime swatch_time;
+	QString lcdtext;
+	int totalms = swatch_totalms;
+	if ( swatch_running )
+	    totalms += swatch_start.elapsed();
+	swatch_time = QTime(0,0,0).addMSecs(totalms);
+	QString d = swatch_running ? QString("    ")
+		    : QString::number(totalms%1000+1000);
+	lcdtext = swatch_time.toString() + "." + d.right(3).left(sw_prec);
+	lcd->display( lcdtext );
+	lcd->repaint( FALSE );
+	aclock->display( swatch_time );
+	date->setText( TimeString::longDateString( QDate::currentDate() ) );
+    }
+}
+
+void Clock::changeClock( bool a )
+{
+    ampm = a;
+    updateClock();
+}
+
+void Clock::clearClock( void )
+{
+    lcd->display( QTime( 0,0,0 ).toString() );
+    aclock->display( QTime( 0,0,0 ) );
+}
+
+void Clock::slotSet()
+{
+    if  ( t->isActive() ) {
+	swatch_totalms += swatch_start.elapsed();
+	set->setText( tr( "Start" ) );
+	t->stop();
+	swatch_running = FALSE;
+	toggleScreenSaver( TRUE );
+	updateClock();
+    } else {
+	swatch_start.start();
+	set->setText( tr( "Stop" ) );
+        t->start( 1000 );
+	swatch_running = TRUE;
+	// disable screensaver while stop watch is running
+	toggleScreenSaver( FALSE );
+    }
+}
+
+void Clock::slotReset()
+{
+    t->stop();
+    swatch_start.start();
+    swatch_totalms = 0;
+
+    if (swatch_running )
+	t->start(1000);
+
+    updateClock();
+}
+
+void Clock::modeSelect( int m )
+{
+    if ( m ) {
+	lcd->setNumDigits( 8+1+sw_prec );
+	lcd->setMinimumWidth( lcd->sizeHint().width() );
+	set->setEnabled( TRUE );
+	reset->setEnabled( TRUE );
+	ampmLabel->hide();
+
+	if ( !swatch_running )
+	    t->stop();
+    } else {
+	lcd->setNumDigits( 5 );
+	lcd->setMinimumWidth( lcd->sizeHint().width() );
+	set->setEnabled( FALSE );
+	reset->setEnabled( FALSE );
+	t->start(1000);
+    }
+    updateClock();
+}
+
+QSizePolicy AnalogClock::sizePolicy() const
+{
+    return QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Expanding );
+}
+
+void AnalogClock::drawContents( QPainter *p )
+{
+    QRect r = contentsRect();
+    QPoint center( r.x() + r.width() / 2, r.y() + r.height() / 2 );
+
+    QPoint l1( r.x() + r.width() / 2, r.y() + 2 );
+    QPoint l2( r.x() + r.width() / 2, r.y() + 8 );
+
+    QPoint h1( r.x() + r.width() / 2, r.y() + r.height() / 4 );
+    QPoint h2( r.x() + r.width() / 2, r.y() + r.height() / 2 );
+
+    QPoint m1( r.x() + r.width() / 2, r.y() + r.height() / 8 );
+    QPoint m2( r.x() + r.width() / 2, r.y() + r.height() / 2 );
+
+    QPoint s1( r.x() + r.width() / 2, r.y() + 8 );
+    QPoint s2( r.x() + r.width() / 2, r.y() + r.height() / 2 );
+
+    QColor color( clear ? backgroundColor() : black );
+    QTime time = clear ? prevTime : currTime;
+
+    if ( clear && prevTime.secsTo(currTime) > 1 ) {
+	p->eraseRect( rect() );
+	return;
+    }
+
+    if ( !clear ) {
+	// draw ticks
+	p->setPen( QPen( color, 1 ) );
+	for ( int i = 0; i < 12; i++ )
+	    p->drawLine( rotate( center, l1, i * 30 ), rotate( center, l2, i * 30 ) );
+    }
+
+    if ( !clear || prevTime.minute() != currTime.minute() ||
+	    prevTime.hour() != currTime.hour() ) {
+	// draw hour pointer
+	h1 = rotate( center, h1, 30 * ( time.hour() % 12 ) + time.minute() / 2 );
+	h2 = rotate( center, h2, 30 * ( time.hour() % 12 ) + time.minute() / 2 );
+	p->setPen( QPen( color, 3 ) );
+	p->drawLine( h1, h2 );
+    }
+
+    if ( !clear || prevTime.minute() != currTime.minute() ) {
+	// draw minute pointer
+	m1 = rotate( center, m1, time.minute() * 6 );
+	m2 = rotate( center, m2, time.minute() * 6 );
+	p->setPen( QPen( color, 2 ) );
+	p->drawLine( m1, m2 );
+    }
+
+    // draw second pointer
+    s1 = rotate( center, s1, time.second() * 6 );
+    s2 = rotate( center, s2, time.second() * 6 );
+    p->setPen( QPen( color, 1 ) );
+    p->drawLine( s1, s2 );
+
+    if ( !clear )
+	prevTime = currTime;
+}
+
+void AnalogClock::display( const QTime& t )
+{
+    currTime = t;
+    clear = true;
+    repaint( false );
+    clear = false;
+    repaint( false );
+}
+
+QPoint AnalogClock::rotate( QPoint c, QPoint p, int a )
+{
+    double angle = deg2rad * ( - a + 180 );
+    double nx = c.x() - ( p.x() - c.x() ) * cos( angle ) -
+		( p.y() - c.y() ) * sin( angle );
+    double ny = c.y() - ( p.y() - c.y() ) * cos( angle ) +
+		( p.x() - c.x() ) * sin( angle );
+    return QPoint( nx, ny );
+}