From 15318cad33835e4e2dc620d033e43cd930676cdd Mon Sep 17 00:00:00 2001 From: kergoth Date: Fri, 25 Jan 2002 22:14:26 +0000 Subject: Initial revision --- (limited to 'noncore/tools/clock/clock.cpp') 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 +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +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 ); +} -- cgit v0.9.0.2