Hi,

Im implementing a Analog Clock (like widgets/analogclock/analogclock.cpp Qt4 example) & using Qt4.1.2 & windows................
Can anybody tell me If i click on clock niddle (i get points by QmouseEvent ......) so how can i get the color of that points...................

Or can anybody tell me how can i move the niddles of clock clicking on niddle by mouse or by gragging the niddle.

Please help me ..........

This is example (widgets/analogclock/analogclock.cpp)

//analogclock.cpp
#include <QtGui>

#include "analogclock.h"

AnalogClock::AnalogClock(QWidget *parent)
: QWidget(parent)
{
QTimer *timer = new QTimer(this);
connect(timer, SIGNAL(timeout()), this, SLOT(update()));
timer->start(1000);

setWindowTitle(tr("Analog Clock"));
resize(200, 200);
}

void AnalogClock:aintEvent(QPaintEvent *)
{
static const QPoint hourHand[3] = {
QPoint(7, cool ,
QPoint(-7, cool ,
QPoint(0, -40)
};
static const QPoint minuteHand[3] = {
QPoint(7, cool ,
QPoint(-7, cool ,
QPoint(0, -70)
};

QColor hourColor(127, 0, 127);
QColor minuteColor(0, 127, 127, 191);

int side = qMin(width(), height());
QTime time = QTime::currentTime();

QPainter painter(this);
painter.setRenderHint(QPainter::Antialiasing);
painter.translate(width() / 2, height() / 2);
painter.scale(side / 200.0, side / 200.0);

painter.setPen(Qt::NoPen);
painter.setBrush(hourColor);

painter.save();
painter.rotate(30.0 * ((time.hour() + time.minute() / 60.0)));
painter.drawConvexPolygon(hourHand, 3);
painter.restore();

painter.setPen(hourColor);

for (int i = 0; i < 12; ++i) {
painter.drawLine(88, 0, 96, 0);
painter.rotate(30.0);
}

painter.setPen(Qt::NoPen);
painter.setBrush(minuteColor);

painter.save();
painter.rotate(6.0 * (time.minute() + time.second() / 60.0));
painter.drawConvexPolygon(minuteHand, 3);
painter.restore();

painter.setPen(minuteColor);

for (int j = 0; j < 60; ++j) {
if ((j % 5) != 0)
painter.drawLine(92, 0, 96, 0);
painter.rotate(6.0);
}
}


// .h
#ifndef ANALOGCLOCK_H
#define ANALOGCLOCK_H

#include <QWidget>

class AnalogClock : public QWidget
{
Q_OBJECT

public:
AnalogClock(QWidget *parent = 0);

protected:
void paintEvent(QPaintEvent *event);
};

#endif


//main.cpp
#include <QApplication>

#include "analogclock.h"

int main(int argc, char *argv[])
{
QApplication app(argc, argv);
AnalogClock clock;
clock.show();
return app.exec();
}



Thanks & regards
Krishna