diff options
Diffstat (limited to 'examples/widgets/analogclock')
-rw-r--r-- | examples/widgets/analogclock/analogclock.cpp | 146 | ||||
-rw-r--r-- | examples/widgets/analogclock/analogclock.h | 60 | ||||
-rw-r--r-- | examples/widgets/analogclock/analogclock.pro | 9 | ||||
-rw-r--r-- | examples/widgets/analogclock/main.cpp | 52 |
4 files changed, 267 insertions, 0 deletions
diff --git a/examples/widgets/analogclock/analogclock.cpp b/examples/widgets/analogclock/analogclock.cpp new file mode 100644 index 0000000..5856ec9 --- /dev/null +++ b/examples/widgets/analogclock/analogclock.cpp @@ -0,0 +1,146 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtGui> + +#include "analogclock.h" + +//! [0] //! [1] +AnalogClock::AnalogClock(QWidget *parent) +//! [0] //! [2] + : QWidget(parent) +//! [2] //! [3] +{ +//! [3] //! [4] + QTimer *timer = new QTimer(this); +//! [4] //! [5] + connect(timer, SIGNAL(timeout()), this, SLOT(update())); +//! [5] //! [6] + timer->start(1000); +//! [6] + + setWindowTitle(tr("Analog Clock")); + resize(200, 200); +//! [7] +} +//! [1] //! [7] + +//! [8] //! [9] +void AnalogClock::paintEvent(QPaintEvent *) +//! [8] //! [10] +{ + static const QPoint hourHand[3] = { + QPoint(7, 8), + QPoint(-7, 8), + QPoint(0, -40) + }; + static const QPoint minuteHand[3] = { + QPoint(7, 8), + QPoint(-7, 8), + QPoint(0, -70) + }; + + QColor hourColor(127, 0, 127); + QColor minuteColor(0, 127, 127, 191); + + int side = qMin(width(), height()); + QTime time = QTime::currentTime(); +//! [10] + +//! [11] + QPainter painter(this); +//! [11] //! [12] + painter.setRenderHint(QPainter::Antialiasing); +//! [12] //! [13] + painter.translate(width() / 2, height() / 2); +//! [13] //! [14] + painter.scale(side / 200.0, side / 200.0); +//! [9] //! [14] + +//! [15] + painter.setPen(Qt::NoPen); +//! [15] //! [16] + painter.setBrush(hourColor); +//! [16] + +//! [17] //! [18] + painter.save(); +//! [17] //! [19] + painter.rotate(30.0 * ((time.hour() + time.minute() / 60.0))); + painter.drawConvexPolygon(hourHand, 3); + painter.restore(); +//! [18] //! [19] + +//! [20] + painter.setPen(hourColor); +//! [20] //! [21] + + for (int i = 0; i < 12; ++i) { + painter.drawLine(88, 0, 96, 0); + painter.rotate(30.0); + } +//! [21] + +//! [22] + painter.setPen(Qt::NoPen); +//! [22] //! [23] + painter.setBrush(minuteColor); + +//! [24] + painter.save(); + painter.rotate(6.0 * (time.minute() + time.second() / 60.0)); + painter.drawConvexPolygon(minuteHand, 3); + painter.restore(); +//! [23] //! [24] + +//! [25] + painter.setPen(minuteColor); +//! [25] //! [26] + +//! [27] + for (int j = 0; j < 60; ++j) { + if ((j % 5) != 0) + painter.drawLine(92, 0, 96, 0); + painter.rotate(6.0); + } +//! [27] +} +//! [26] diff --git a/examples/widgets/analogclock/analogclock.h b/examples/widgets/analogclock/analogclock.h new file mode 100644 index 0000000..4a32219 --- /dev/null +++ b/examples/widgets/analogclock/analogclock.h @@ -0,0 +1,60 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef ANALOGCLOCK_H +#define ANALOGCLOCK_H + +#include <QWidget> + +//! [0] +class AnalogClock : public QWidget +{ + Q_OBJECT + +public: + AnalogClock(QWidget *parent = 0); + +protected: + void paintEvent(QPaintEvent *event); +}; +//! [0] + +#endif diff --git a/examples/widgets/analogclock/analogclock.pro b/examples/widgets/analogclock/analogclock.pro new file mode 100644 index 0000000..62a1806 --- /dev/null +++ b/examples/widgets/analogclock/analogclock.pro @@ -0,0 +1,9 @@ +HEADERS = analogclock.h +SOURCES = analogclock.cpp \ + main.cpp + +# install +target.path = $$[QT_INSTALL_EXAMPLES]/widgets/analogclock +sources.files = $$SOURCES $$HEADERS $$RESOURCES $$FORMS analogclock.pro +sources.path = $$[QT_INSTALL_EXAMPLES]/widgets/analogclock +INSTALLS += target sources diff --git a/examples/widgets/analogclock/main.cpp b/examples/widgets/analogclock/main.cpp new file mode 100644 index 0000000..e8fa08b --- /dev/null +++ b/examples/widgets/analogclock/main.cpp @@ -0,0 +1,52 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QApplication> + +#include "analogclock.h" + +int main(int argc, char *argv[]) +{ + QApplication app(argc, argv); + AnalogClock clock; + clock.show(); + return app.exec(); +} |