/**************************************************************************** | |
** | |
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). | |
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** This file is part of the QtGui module of the Qt Toolkit. | |
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** $QT_BEGIN_LICENSE:LGPL$ | |
** GNU Lesser General Public License Usage | |
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** file. Please review the following information to ensure the GNU Lesser | |
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** | |
** In addition, as a special exception, Nokia gives you certain additional | |
** rights. These rights are described in the Nokia 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 | |
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****************************************************************************/ | |
#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; | |
class 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 |