/****************************************************************************
**
** Copyright (C) 2015 Pier Luigi Fiorini <pierluigi.fiorini@gmail.com>
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
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** $QT_BEGIN_LICENSE:LGPL21$
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** accordance with the commercial license agreement provided with the
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** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
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** following information to ensure the GNU Lesser General Public License
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****************************************************************************/

#ifndef QEGLFSKMSDEVICE_H
#define QEGLFSKMSDEVICE_H

#include "qeglfskmscursor.h"
#include "qeglfskmsintegration.h"

#include <xf86drm.h>
#include <xf86drmMode.h>
#include <gbm.h>

QT_BEGIN_NAMESPACE

class QEglFSKmsScreen;

class QEglFSKmsDevice
{
public:
    QEglFSKmsDevice(QEglFSKmsIntegration *integration, const QString &path);

    bool open();
    void close();

    void createScreens();

    gbm_device *device() const;
    int fd() const;

    QPlatformCursor *globalCursor() const;

    void handleDrmEvent();

private:
    Q_DISABLE_COPY(QEglFSKmsDevice)

    QEglFSKmsIntegration *m_integration;
    QString m_path;
    int m_dri_fd;
    gbm_device *m_gbm_device;

    quint32 m_crtc_allocator;
    quint32 m_connector_allocator;

    QEglFSKmsCursor *m_globalCursor;

    int crtcForConnector(drmModeResPtr resources, drmModeConnectorPtr connector);
    QEglFSKmsScreen *screenForConnector(drmModeResPtr resources, drmModeConnectorPtr connector, QPoint pos);

    static void pageFlipHandler(int fd,
                                unsigned int sequence,
                                unsigned int tv_sec,
                                unsigned int tv_usec,
                                void *user_data);
};

QT_END_NAMESPACE

#endif