/****************************************************************************
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** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
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** This file is part of the QtBrowser project.
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** General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPLv2 included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 2 requirements
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** 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
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****************************************************************************/

#ifndef ENGINE_H
#define ENGINE_H

#include <QtCore/QEvent>
#include <QtCore/QFileInfo>
#include <QtCore/QUrl>
#include <QtGui/QColor>
#include <QtQuick/QQuickItemGrabResult>

namespace utils {
inline bool isTouchEvent(const QEvent* event)
{
    switch (event->type()) {
    case QEvent::TouchBegin:
    case QEvent::TouchUpdate:
    case QEvent::TouchEnd:
        return true;
    default:
        return false;
    }
}

inline bool isMouseEvent(const QEvent* event)
{
    switch (event->type()) {
    case QEvent::MouseButtonPress:
    case QEvent::MouseMove:
    case QEvent::MouseButtonRelease:
    case QEvent::MouseButtonDblClick:
        return true;
    default:
        return false;
    }
}

inline int randomColor()
{
    return qrand() % 255;
}

}

class Engine : public QObject {
    Q_OBJECT

    Q_PROPERTY(QObject * rootWindow READ rootWindow FINAL CONSTANT)

public:
    Engine(QObject *parent)
        : QObject(parent)
    {
        qsrand(255);
    }
    QObject *rootWindow()
    {
        return parent();
    }

    Q_INVOKABLE static QUrl fromUserInput(const QString& userInput);
    Q_INVOKABLE static QString domainFromString(const QString& urlString);
    Q_INVOKABLE static QString randomColor();
    Q_INVOKABLE static QString colorForIcon(QQuickItemGrabResult *result);
    Q_INVOKABLE static QString oppositeColor(const QString & color);
};

#endif // ENGINE_H