/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the documentation of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
**   * Redistributions of source code must retain the above copyright
**     notice, this list of conditions and the following disclaimer.
**   * Redistributions in binary form must reproduce the above copyright
**     notice, this list of conditions and the following disclaimer in
**     the documentation and/or other materials provided with the
**     distribution.
**   * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
**     of its contributors may be used to endorse or promote products derived
**     from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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** $QT_END_LICENSE$
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****************************************************************************/

#include <QApplication>
#include <QLabel>
#include <QPropertyAnimation>
#include <QSequentialAnimationGroup>
#include "tracer.h"

int main(int argc, char *argv[])
{
    QApplication app(argc, argv);

    QWidget window;
    window.resize(720, 96);
    window.show();

    QLabel *label1 = new QLabel(&window);
    label1->setPixmap(QPixmap(":/icons/left.png"));
    label1->move(16, 16);
    label1->show();

    QLabel *label2 = new QLabel(&window);
    label2->setPixmap(QPixmap(":/icons/right.png"));
    label2->move(320, 16);
    label2->show();

    QPropertyAnimation *anim1 = new QPropertyAnimation(label1, "pos");
    anim1->setDuration(2500);
    anim1->setStartValue(QPoint(16, 16));
    anim1->setEndValue(QPoint(320, 16));

    QPropertyAnimation *anim2 = new QPropertyAnimation(label2, "pos");
    anim2->setDuration(2500);
    anim2->setStartValue(QPoint(320, 16));
    anim2->setEndValue(QPoint(640, 16));

    QSequentialAnimationGroup group;
    group.addAnimation(anim1);
    group.addAnimation(anim2);

    Tracer tracer(&window);

    QObject::connect(anim1, SIGNAL(valueChanged(QVariant)),
                     &tracer, SLOT(recordValue(QVariant)));
    QObject::connect(anim2, SIGNAL(valueChanged(QVariant)),
                     &tracer, SLOT(recordValue(QVariant)));
    QObject::connect(anim1, SIGNAL(finished()), &tracer, SLOT(checkValue()));
    QObject::connect(anim2, SIGNAL(finished()), &tracer, SLOT(checkValue()));

    group.start();
    return app.exec();
}
