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  • Committer: Bazaar Package Importer
  • Author(s): Adam Conrad
  • Date: 2005-08-24 04:09:09 UTC
  • Revision ID: james.westby@ubuntu.com-20050824040909-xmxe9jfr4a0w5671
Tags: upstream-4.0.0
Import upstream version 4.0.0

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doc/html/designer-customwidgetplugin-analogclock-cpp.html
 
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<?xml version="1.0" encoding="iso-8859-1"?>
 
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<!DOCTYPE html
 
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    PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "DTD/xhtml1-strict.dtd">
 
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<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
 
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<head>
 
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    <title>Qt 4.0: analogclock.cpp Example File (designer/customwidgetplugin/analogclock.cpp)</title>
 
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    <style>h3.fn,span.fn { margin-left: 1cm; text-indent: -1cm; }
 
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a:link { color: #004faf; text-decoration: none }
 
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a:visited { color: #672967; text-decoration: none }
 
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td.postheader { font-family: sans-serif }
 
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tr.address { font-family: sans-serif }
 
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body { background: #ffffff; color: black; }</style>
 
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</head>
 
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<body>
 
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<table border="0" cellpadding="0" cellspacing="0" width="100%">
 
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<tr>
 
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<td align="left" valign="top" width="32"><img src="images/qt-logo.png" align="left" width="32" height="32" border="0" /></td>
 
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<td width="1">&nbsp;&nbsp;</td><td class="postheader" valign="center"><a href="index.html"><font color="#004faf">Home</font></a>&nbsp;&middot; <a href="classes.html"><font color="#004faf">All&nbsp;Classes</font></a>&nbsp;&middot; <a href="mainclasses.html"><font color="#004faf">Main&nbsp;Classes</font></a>&nbsp;&middot; <a href="annotated.html"><font color="#004faf">Annotated</font></a>&nbsp;&middot; <a href="groups.html"><font color="#004faf">Grouped&nbsp;Classes</font></a>&nbsp;&middot; <a href="functions.html"><font color="#004faf">Functions</font></a></td>
 
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<td align="right" valign="top" width="230"><img src="images/trolltech-logo.png" align="right" width="203" height="32" border="0" /></td></tr></table><h1 align="center">analogclock.cpp Example File<br /><small><small>designer/customwidgetplugin/analogclock.cpp</small></small></h1>
 
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<pre>&nbsp;   #include &lt;QtGui&gt;
 
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    #include &quot;analogclock.h&quot;
 
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    AnalogClock::AnalogClock(QWidget *parent)
 
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        : QWidget(parent)
 
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    {
 
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        QTimer *timer = new QTimer(this);
 
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        connect(timer, SIGNAL(timeout()), this, SLOT(update()));
 
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        timer-&gt;start(1000);
 
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        setWindowTitle(tr(&quot;Analog Clock&quot;));
 
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        resize(200, 200);
 
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    }
 
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    void AnalogClock::paintEvent(QPaintEvent *)
 
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    {
 
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        static const int hourHand[6] = { 7, 8, -7, 8, 0, -40 };
 
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        static const int minuteHand[6] = { 7, 8, -7, 8, 0, -70 };
 
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        QColor hourColor(127, 0, 127);
 
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        QColor minuteColor(0, 127, 127, 191);
 
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        int side = qMin(width(), height());
 
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        QTime time = QTime::currentTime();
 
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        QPainter painter(this);
 
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        painter.setRenderHint(QPainter::Antialiasing);
 
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        painter.translate(width() / 2, height() / 2);
 
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        painter.scale(side / 200.0, side / 200.0);
 
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        painter.setPen(Qt::NoPen);
 
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        painter.setBrush(hourColor);
 
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        painter.save();
 
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        painter.rotate(30.0 * ((time.hour() + time.minute() / 60.0)));
 
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        painter.drawConvexPolygon(QPolygon(3, hourHand));
 
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        painter.restore();
 
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        painter.setPen(hourColor);
 
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        for (int i = 0; i &lt; 12; ++i) {
 
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            painter.drawLine(88, 0, 96, 0);
 
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            painter.rotate(30.0);
 
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        }
 
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        painter.setPen(Qt::NoPen);
 
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        painter.setBrush(minuteColor);
 
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        painter.save();
 
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        painter.rotate(6.0 * (time.minute() + time.second() / 60.0));
 
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        painter.drawConvexPolygon(QPolygon(3, minuteHand));
 
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        painter.restore();
 
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        painter.setPen(minuteColor);
 
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        for (int j = 0; j &lt; 60; ++j) {
 
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            if ((j % 5) != 0)
 
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                painter.drawLine(92, 0, 96, 0);
 
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            painter.rotate(6.0);
 
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        }
 
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    }</pre>
 
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<p /><address><hr /><div align="center">
 
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<table width="100%" cellspacing="0" border="0"><tr class="address">
 
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<td width="30%">Copyright &copy; 2005 <a href="trolltech.html">Trolltech</a></td>
 
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<td width="40%" align="center"><a href="trademarks.html">Trademarks</a></td>
 
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<td width="30%" align="right"><div align="right">Qt 4.0.0</div></td>
 
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</tr></table></div></address></body>
 
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</html>