/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Licensees holding valid Qt Enterprise licenses may use this file in
** accordance with the Qt Enterprise License Agreement provided with the 
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.  
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.digia.com
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QSCREENTRANSFORMED_QWS_H
#define QSCREENTRANSFORMED_QWS_H

#include <QtGui/qscreenproxy_qws.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

#ifndef QT_NO_QWS_TRANSFORMED

class QTransformedScreenPrivate;

class Q_AUTOTEST_EXPORT QTransformedScreen : public QProxyScreen
{
public:
    explicit QTransformedScreen(int display_id);
    ~QTransformedScreen();

    enum Transformation { None, Rot90, Rot180, Rot270 };

    void setTransformation(Transformation t);
    Transformation transformation() const;
    int transformOrientation() const;

    QSize mapToDevice(const QSize &s) const;
    QSize mapFromDevice(const QSize &s) const;

    QPoint mapToDevice(const QPoint &, const QSize &) const;
    QPoint mapFromDevice(const QPoint &, const QSize &) const;

    QRect mapToDevice(const QRect &, const QSize &) const;
    QRect mapFromDevice(const QRect &, const QSize &) const;

    QRegion mapToDevice(const QRegion &, const QSize &) const;
    QRegion mapFromDevice(const QRegion &, const QSize &) const;

    bool connect(const QString &displaySpec);

    bool isTransformed() const { return transformation() != None; }

    void exposeRegion(QRegion region, int changing);
    void blit(const QImage &img, const QPoint &topLeft, const QRegion &region);
    void solidFill(const QColor &color, const QRegion &region);
    void setDirty(const QRect&);

    QRegion region() const;

private:
    friend class QTransformedScreenPrivate;
    QTransformedScreenPrivate *d_ptr;
};

#endif // QT_NO_QWS_TRANSFORMED

QT_END_NAMESPACE

QT_END_HEADER

#endif // QSCREENTRANSFORMED_QWS_H
