/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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** This file is part of the QtOpenGL module of the Qt Toolkit.
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** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
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#include <private/qglpaintdevice_qws_p.h>
#include <private/qgl_p.h>
#include <private/qpaintengine_opengl_p.h>
#include <private/qglwindowsurface_qws_p.h>

QT_BEGIN_NAMESPACE

class QWSGLPaintDevicePrivate
{
public:
    QWidget *widget;
};

class QMetricAccessor : public QWidget {
public:
    int metric(PaintDeviceMetric m) {
        return QWidget::metric(m);
    }
};

QWSGLPaintDevice::QWSGLPaintDevice(QWidget *widget) :
    d_ptr(new QWSGLPaintDevicePrivate)
{
    Q_D(QWSGLPaintDevice);
    d->widget = widget;
}

QWSGLPaintDevice::~QWSGLPaintDevice()
{
    Q_D(QWSGLPaintDevice);
    delete d;
}

QPaintEngine* QWSGLPaintDevice::paintEngine() const
{
#if !defined(QT_OPENGL_ES_2)
    return qt_qgl_paint_engine();
#else
    return 0; // XXX
#endif
}

int QWSGLPaintDevice::metric(PaintDeviceMetric m) const
{
    Q_D(const QWSGLPaintDevice);
    Q_ASSERT(d->widget);

    return ((QMetricAccessor *) d->widget)->metric(m);
}

QWSGLWindowSurface* QWSGLPaintDevice::windowSurface() const
{
     Q_D(const QWSGLPaintDevice);
     return static_cast<QWSGLWindowSurface*>(d->widget->windowSurface());
}

QT_END_NAMESPACE