/****************************************************************************+
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**+
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).+
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** All rights reserved.+
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** Contact: Nokia Corporation (qt-info@nokia.com)+
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**+
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** This file is part of the QtOpenVG module of the Qt Toolkit.+
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**+
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** $QT_BEGIN_LICENSE:LGPL$+
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** No Commercial Usage+
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** This file contains pre-release code and may not be distributed.+
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** You may use this file in accordance with the terms and conditions+
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** contained in the Technology Preview License Agreement accompanying+
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** this package.+
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**+
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** GNU Lesser General Public License Usage+
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** Alternatively, this file may be used under the terms of the GNU Lesser+
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** General Public License version 2.1 as published by the Free Software+
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** Foundation and appearing in the file LICENSE.LGPL included in the+
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** packaging of this file.  Please review the following information to+
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** ensure the GNU Lesser General Public License version 2.1 requirements+
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
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**+
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** In addition, as a special exception, Nokia gives you certain additional+
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** rights.  These rights are described in the Nokia Qt LGPL Exception+
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
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**+
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** If you have questions regarding the use of this file, please contact+
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** Nokia at qt-info@nokia.com.+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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** $QT_END_LICENSE$+
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**+
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****************************************************************************/+
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+
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#include "qwindowsurface_vg_p.h"+
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#include "qwindowsurface_vgegl_p.h"+
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#include "qpaintengine_vg_p.h"+
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#include "qpixmapdata_vg_p.h"+
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#include "qvg_p.h"+
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+
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#if !defined(QT_NO_EGL)+
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+
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#include <QtGui/private/qeglcontext_p.h>+
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#include <QtGui/private/qwidget_p.h>+
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+
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QT_BEGIN_NAMESPACE+
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+
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QVGWindowSurface::QVGWindowSurface(QWidget *window)+
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    : QWindowSurface(window)+
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{+
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    // Create the default type of EGL window surface for windows.+
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    d_ptr = new QVGEGLWindowSurfaceDirect(this);+
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    setStaticContentsSupport(d_ptr->supportsStaticContents());+
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}+
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+
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QVGWindowSurface::QVGWindowSurface+
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        (QWidget *window, QVGEGLWindowSurfacePrivate *d)+
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    : QWindowSurface(window), d_ptr(d)+
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{+
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}+
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+
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QVGWindowSurface::~QVGWindowSurface()+
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{+
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    delete d_ptr;+
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}+
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+
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QPaintDevice *QVGWindowSurface::paintDevice()+
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{+
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    return this;+
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}+
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+
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void QVGWindowSurface::flush(QWidget *widget, const QRegion &region, const QPoint &offset)+
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{+
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    Q_UNUSED(offset);+
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    QWidget *parent = widget->internalWinId() ? widget : widget->nativeParentWidget();+
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    d_ptr->endPaint(parent, region);+
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}+
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+
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void QVGWindowSurface::setGeometry(const QRect &rect)+
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{+
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    QWindowSurface::setGeometry(rect);+
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}+
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+
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bool QVGWindowSurface::scroll(const QRegion &area, int dx, int dy)+
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{+
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    if (!d_ptr->scroll(window(), area, dx, dy))+
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        return QWindowSurface::scroll(area, dx, dy);+
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    return true;+
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}+
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+
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void QVGWindowSurface::beginPaint(const QRegion &region)+
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{+
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    d_ptr->beginPaint(window());+
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+
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    // If the window is not opaque, then fill the region we are about+
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    // to paint with the transparent color.+
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    if (!qt_widget_private(window())->isOpaque &&+
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            window()->testAttribute(Qt::WA_TranslucentBackground)) {+
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        QVGPaintEngine *engine = static_cast<QVGPaintEngine *>+
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            (d_ptr->paintEngine());+
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        engine->fillRegion(region, Qt::transparent, d_ptr->surfaceSize());+
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    }+
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}+
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+
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void QVGWindowSurface::endPaint(const QRegion &region)+
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{+
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    // Nothing to do here.+
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    Q_UNUSED(region);+
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}+
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+
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QPaintEngine *QVGWindowSurface::paintEngine() const+
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{+
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    return d_ptr->paintEngine();+
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}+
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+
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int QVGWindowSurface::metric(PaintDeviceMetric met) const+
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{+
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    return qt_paint_device_metric(window(), met);+
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}+
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+
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QT_END_NAMESPACE+
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+
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#endif+
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