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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** 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 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** 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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QFBSCREEN_P_H
#define QFBSCREEN_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <qpa/qplatformscreen.h>
#include <QtCore/QTimer>
#include <QtCore/QSize>
#include "qfbcursor_p.h"
QT_BEGIN_NAMESPACE
class QFbWindow;
class QFbCursor;
class QPainter;
class QFbBackingStore;
class QFbScreen : public QObject, public QPlatformScreen
{
Q_OBJECT
public:
QFbScreen();
~QFbScreen();
QRect geometry() const Q_DECL_OVERRIDE { return mGeometry; }
int depth() const Q_DECL_OVERRIDE { return mDepth; }
QImage::Format format() const Q_DECL_OVERRIDE { return mFormat; }
QSizeF physicalSize() const Q_DECL_OVERRIDE { return mPhysicalSize; }
QPlatformCursor *cursor() const Q_DECL_OVERRIDE { return mCursor; }
QWindow *topWindow() const;
QWindow *topLevelAt(const QPoint & p) const Q_DECL_OVERRIDE;
// compositor api
virtual void addWindow(QFbWindow *window);
virtual void removeWindow(QFbWindow *window);
virtual void raise(QFbWindow *window);
virtual void lower(QFbWindow *window);
virtual void topWindowChanged(QWindow *) {}
void addBackingStore(QFbBackingStore *bs) {mBackingStores << bs;}
void scheduleUpdate();
public slots:
virtual void setDirty(const QRect &rect);
void setPhysicalSize(const QSize &size);
void setGeometry(const QRect &rect);
protected slots:
virtual QRegion doRedraw();
protected:
void initializeCompositor();
QList<QFbWindow *> mWindowStack;
QRegion mRepaintRegion;
QTimer mRedrawTimer;
QFbCursor *mCursor;
QRect mGeometry;
int mDepth;
QImage::Format mFormat;
QSizeF mPhysicalSize;
QImage *mScreenImage;
private:
void invalidateRectCache() { mIsUpToDate = false; }
void generateRects();
QPainter *mCompositePainter;
QVector<QPair<QRect, int> > mCachedRects;
QList <QFbBackingStore*> mBackingStores;
friend class QFbWindow;
bool mIsUpToDate;
};
QT_END_NAMESPACE
#endif // QFBSCREEN_P_H
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