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113 lines
3.5 KiB
113 lines
3.5 KiB
15 years ago
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/****************************************************************************
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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 QtGui module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial Usage
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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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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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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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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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QDIRECTPAINTER_QWS_H
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#define QDIRECTPAINTER_QWS_H
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#include <QtCore/qobject.h>
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#include <QtGui/qregion.h>
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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QT_MODULE(Gui)
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#ifndef QT_NO_DIRECTPAINTER
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class QDirectPainterPrivate;
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class QWSEmbedEvent;
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class Q_GUI_EXPORT QDirectPainter : public QObject {
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Q_OBJECT
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Q_DECLARE_PRIVATE(QDirectPainter)
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public:
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enum SurfaceFlag { NonReserved = 0,
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Reserved = 1,
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ReservedSynchronous = 3 };
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explicit QDirectPainter(QObject *parentObject = 0, SurfaceFlag flag = NonReserved);
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~QDirectPainter();
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void setRegion(const QRegion&);
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QRegion requestedRegion() const;
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QRegion allocatedRegion() const;
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void setGeometry(const QRect&);
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QRect geometry() const;
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WId winId() const;
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virtual void regionChanged(const QRegion &exposedRegion);
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void startPainting(bool lockDisplay = true);
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void endPainting();
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void endPainting(const QRegion ®ion);
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void flush(const QRegion ®ion);
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void raise();
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void lower();
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static QRegion reserveRegion(const QRegion&);
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static QRegion reservedRegion();
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static QRegion region() { return reservedRegion(); }
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static uchar* frameBuffer();
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static int screenDepth();
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static int screenWidth();
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static int screenHeight();
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static int linestep();
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static void lock();
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static void unlock();
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private:
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friend void qt_directpainter_region(QDirectPainter *dp, const QRegion &alloc, int type);
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friend void qt_directpainter_embedevent(QDirectPainter*, const QWSEmbedEvent*);
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};
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#endif
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif // QDIRECTPAINTER_QWS_H
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