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/****************************************************************************
**
** 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.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QDIRECTPAINTER_QWS_H
#define QDIRECTPAINTER_QWS_H
#include <QtCore/qobject.h>
#include <QtGui/qregion.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Gui)
#ifndef QT_NO_DIRECTPAINTER
class QDirectPainterPrivate;
struct QWSEmbedEvent;
class Q_GUI_EXPORT QDirectPainter : public QObject {
Q_OBJECT
Q_DECLARE_PRIVATE(QDirectPainter)
public:
enum SurfaceFlag { NonReserved = 0,
Reserved = 1,
ReservedSynchronous = 3 };
explicit QDirectPainter(QObject *parentObject = 0, SurfaceFlag flag = NonReserved);
~QDirectPainter();
void setRegion(const QRegion&);
QRegion requestedRegion() const;
QRegion allocatedRegion() const;
void setGeometry(const QRect&);
QRect geometry() const;
WId winId() const;
virtual void regionChanged(const QRegion &exposedRegion);
void startPainting(bool lockDisplay = true);
void endPainting();
void endPainting(const QRegion ®ion);
void flush(const QRegion ®ion);
void raise();
void lower();
static QRegion reserveRegion(const QRegion&);
static QRegion reservedRegion();
static QRegion region() { return reservedRegion(); }
static uchar* frameBuffer();
static int screenDepth();
static int screenWidth();
static int screenHeight();
static int linestep();
static void lock();
static void unlock();
private:
friend void qt_directpainter_region(QDirectPainter *dp, const QRegion &alloc, int type);
friend void qt_directpainter_embedevent(QDirectPainter*, const QWSEmbedEvent*);
};
#endif
QT_END_NAMESPACE
QT_END_HEADER
#endif // QDIRECTPAINTER_QWS_H
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