/*

* QML Material - An application framework implementing Material Design.

*

* Copyright (C) 2016 Michael Spencer <sonrisesoftware@gmail.com>

*

* This Source Code Form is subject to the terms of the Mozilla Public

* License, v. 2.0. If a copy of the MPL was not distributed with this

* file, You can obtain one at http://mozilla.org/MPL/2.0/.

*/

#ifndef UNITS_H

#define UNITS_H

#include <QObject>

#include <QScreen>

#include <QQuickWindow>

#include <QPointer>

class UnitsAttached : public QObject

{

Q_OBJECT

Q_PROPERTY(int dp READ dp NOTIFY dpChanged)

Q_PROPERTY(qreal multiplier READ multiplier WRITE setMultiplier NOTIFY multiplierChanged)

public:

UnitsAttached(QObject *attachee);

int dp() const;

int dpi() const;

qreal multiplier() const;

public slots:

void setMultiplier(qreal multiplier);

signals:

void dpChanged();

void multiplierChanged();

protected slots:

void screenChanged(QScreen *);

private:

void updateDPI();

void windowChanged(QQuickWindow *);

QPointer<QScreen> m_screen;

QQuickWindow *m_window;

QQuickItem *m_attachee;

int m_dpi;

qreal m_multiplier;

};

class Units : public QObject

{

Q_OBJECT

public:

static UnitsAttached *qmlAttachedProperties(QObject *object)

{

return new UnitsAttached(object);

}

};

QML_DECLARE_TYPEINFO(Units, QML_HAS_ATTACHED_PROPERTIES)

#endif // UNITS_H