-rw-r--r-- | noncore/tools/clock/clock.cpp | 94 | ||||
-rw-r--r-- | noncore/tools/clock/clock.h | 3 |
2 files changed, 57 insertions, 40 deletions
diff --git a/noncore/tools/clock/clock.cpp b/noncore/tools/clock/clock.cpp index 5b901c1..d69c56f 100644 --- a/noncore/tools/clock/clock.cpp +++ b/noncore/tools/clock/clock.cpp @@ -444,79 +444,95 @@ void Clock::timerEvent( QTimerEvent *e ) 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 ); + QRect fr; - QPoint m1( r.x() + r.width() / 2, r.y() + r.height() / 8 ); - QPoint m2( r.x() + r.width() / 2, r.y() + r.height() / 2 ); + if ( r. width ( ) > r. height ( )) + fr. setRect (( r. width ( ) - r. height ( )) / 2, r. y ( ), r. height ( ), r. height ( )); + else + fr. setRect ( r. x ( ), ( r. height ( ) - r. width ( )) / 2, r. width ( ), r. width ( )); + + QPoint center = fr. center ( ); // ( fr.x() + fr.width() / 2, fr.y() + fr.height() / 2 ); + QPoint l1 ( center. x ( ), fr. y ( ) + 2 ); + QPoint l2 ( center. x ( ), fr. y ( ) + 8 ); - 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 ) { - erase( rect() ); - return ; - } + erase ( r ); + p-> setPen ( NoPen ); + p-> setBrush ( colorGroup ( ). color ( QColorGroup::Base )); + p-> drawEllipse ( fr ); + p-> setBrush ( NoBrush ); - if ( !clear ) { // draw ticks - p->setPen( QPen( color, 1 ) ); + p->setPen( QPen( colorGroup ( ). color ( QColorGroup::Text ), 1 ) ); for ( int i = 0; i < 12; i++ ) p->drawLine( rotate( center, l1, i * 30 ), rotate( center, l2, i * 30 ) ); } + else { + drawPointers ( p, fr, colorGroup ( ). color ( QColorGroup::Base ), prevTime, &currTime ); + } + + drawPointers ( p, fr, colorGroup ( ). color ( QColorGroup::Text ), currTime ); + + prevTime = currTime; +} + +void AnalogClock::drawPointers ( QPainter *p, const QRect &r, const QColor &c, const QTime &t, const QTime *t2 ) +{ + QPoint center( r.x() + r.width() / 2, r.y() + r.height() / 2 ); - if ( !clear || prevTime.minute() != currTime.minute() || - prevTime.hour() != currTime.hour() ) { + QPoint h1( center. x ( ), r. y ( ) + r. height ( ) / 4 ); + QPoint h2( center. x ( ), center. y ( ) ); + + QPoint m1( center. x ( ), r.y() + r.height() / 8 ); + QPoint m2( center. x ( ), center. y ( ) ); + + QPoint s1( center. x ( ), r. y ( ) + 8 ); + QPoint s2( center. x ( ), center. y ( ) ); + + + if ( !t2 || ( t. minute ( ) != t2-> minute ( ) || t. hour ( ) != t2-> 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 ); + h1 = rotate( center, h1, 30 * ( t.hour() % 12 ) + t.minute() / 2 ); + h2 = rotate( center, h2, 30 * ( t.hour() % 12 ) + t.minute() / 2 ); + p-> setPen ( QPen ( c, 3 )); + p-> drawLine ( h1, h2 ); } - if ( !clear || prevTime.minute() != currTime.minute() ) { + if ( !t2 || ( t. minute ( ) != t2-> 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 ); + m1 = rotate( center, m1, t.minute() * 6 ); + m2 = rotate( center, m2, t.minute() * 6 ); + p-> setPen ( QPen ( c, 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; + if ( !t2 || ( t. second ( ) != t2-> second ( ))) { + // draw second pointer + s1 = rotate( center, s1, t.second() * 6 ); + s2 = rotate( center, s2, t.second() * 6 ); + p-> setPen ( QPen ( c, 1 )); + p-> drawLine ( s1, s2 ); + } } void AnalogClock::display( const QTime& t ) { currTime = t; - clear = true; - repaint( false ); clear = false; repaint( false ); + clear = true; } 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 ) + diff --git a/noncore/tools/clock/clock.h b/noncore/tools/clock/clock.h index be71b9d..092d84f 100644 --- a/noncore/tools/clock/clock.h +++ b/noncore/tools/clock/clock.h @@ -31,27 +31,28 @@ class QPushButton; class QDateTime; class AnalogClock : public QFrame { Q_OBJECT public: AnalogClock( QWidget * parent = 0, const char * name = 0 ) - : QFrame( parent, name ), clear(false) {} + : QFrame( parent, name ), clear(true) {} QSizePolicy sizePolicy() const; void display( const QTime& time ); protected: void drawContents( QPainter *p ); private: QPoint rotate( QPoint center, QPoint p, int angle ); + void drawPointers ( QPainter *, const QRect &r, const QColor &c, const QTime &t, const QTime *t2 = 0 ); QTime currTime; QTime prevTime; bool clear; }; class Clock : public QVBox { |