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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc
** All rights reserved.
** For any questions to Digia, please use contact form at http://qt.digia.com
**
** This file is part of the QtDataVisualization module.
**
** Licensees holding valid Qt Enterprise licenses may use this file in
** accordance with the Qt Enterprise License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.digia.com
**
****************************************************************************/

#include "surfacedata.h"

#include <QApplication>
#include <QWidget>
#include <QHBoxLayout>
#include <QVBoxLayout>
#include <QPushButton>
#include <QLabel>
#include <QComboBox>
#include <QSlider>
#include <QScreen>

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

    QWidget *widget = new QWidget;
    QHBoxLayout *hLayout = new QHBoxLayout(widget);
    QVBoxLayout *vLayout = new QVBoxLayout();

    Q3DSurface *surface = new Q3DSurface();
    QSize screenSize = surface->screen()->size();

    QWidget *container = QWidget::createWindowContainer(surface);
    container->setMinimumSize(QSize(screenSize.width() / 2, screenSize.height() / 2));
    container->setMaximumSize(screenSize);
    container->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
    container->setFocusPolicy(Qt::StrongFocus);

    widget->setWindowTitle(QStringLiteral("Surface mapping from Kinect depth data"));

    hLayout->addWidget(container, 1);
    hLayout->addLayout(vLayout);

    QPushButton *startButton = new QPushButton(widget);
    startButton->setText(QStringLiteral("Start Kinect"));

    QPushButton *stopButton = new QPushButton(widget);
    stopButton->setText(QStringLiteral("Stop Kinect"));

    QComboBox *resolutionBox = new QComboBox(widget);
    resolutionBox->addItem(QStringLiteral("Low"));
    resolutionBox->addItem(QStringLiteral("Medium"));
    resolutionBox->addItem(QStringLiteral("High"));
    resolutionBox->addItem(QStringLiteral("Max")); // Comment this out if demo machine is low-perf
    resolutionBox->setCurrentIndex(0);

    QSlider *distanceSlider = new QSlider(Qt::Horizontal, widget);
    distanceSlider->setTickInterval(10);
    distanceSlider->setTickPosition(QSlider::TicksBelow);
    distanceSlider->setMinimum(10);
    distanceSlider->setValue(50);
    distanceSlider->setMaximum(200);

    QLabel *status = new QLabel(widget);
    status->setText(QStringLiteral("Stopped"));

    vLayout->addWidget(startButton);
    vLayout->addWidget(stopButton);
    vLayout->addWidget(new QLabel(QStringLiteral("Change resolution")));
    vLayout->addWidget(resolutionBox);
    vLayout->addWidget(new QLabel(QStringLiteral("Adjust far distance")));
    vLayout->addWidget(distanceSlider);
    vLayout->addWidget(new QLabel(QStringLiteral("Kinect state:")), 1, Qt::AlignBottom);
    vLayout->addWidget(status, 0, Qt::AlignBottom);

    widget->show();

    SurfaceData *datagen = new SurfaceData(surface, status);

    QObject::connect(startButton, &QPushButton::clicked, datagen, &SurfaceData::start);
    QObject::connect(stopButton, &QPushButton::clicked, datagen, &SurfaceData::stop);
    QObject::connect(distanceSlider, &QSlider::valueChanged, datagen, &SurfaceData::setDistance);
    QObject::connect(resolutionBox, SIGNAL(activated(int)), datagen, SLOT(setResolution(int)));

    datagen->setDistance(distanceSlider->value());

    return app.exec();
}