mirror of https://github.com/qt/qtbase.git
96 lines
3.6 KiB
C++
96 lines
3.6 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2021 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** BSD License Usage
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** Alternatively, you may use this file under the terms of the BSD license
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** as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of The Qt Company Ltd nor the names of its
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** contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "mandelbrotwidget.h"
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#include <QApplication>
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#include <QScreen>
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#include <QCommandLineParser>
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#include <QCommandLineOption>
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#include <QDebug>
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#include <QRect>
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//! [0]
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int main(int argc, char *argv[])
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{
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QApplication app(argc, argv);
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QCommandLineParser parser;
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parser.setApplicationDescription("Qt Mandelbrot Example");
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parser.addHelpOption();
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parser.addVersionOption();
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QCommandLineOption passesOption("passes", "Number of passes (1-8)", "passes");
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parser.addOption(passesOption);
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parser.process(app);
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if (parser.isSet(passesOption)) {
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const auto passesStr = parser.value(passesOption);
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bool ok;
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const int passes = passesStr.toInt(&ok);
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if (!ok || passes < 1 || passes > 8) {
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qWarning() << "Invalid value:" << passesStr;
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return -1;
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}
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RenderThread::setNumPasses(passes);
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}
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MandelbrotWidget widget;
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const auto geometry = widget.screen()->availableGeometry();
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widget.resize((2 * geometry.size()) / 3);
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const auto pos = (geometry.size() - widget.size()) / 2;
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widget.move(geometry.topLeft() + QPoint(pos.width(), pos.height()));
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widget.show();
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return app.exec();
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}
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//! [0]
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