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Diffstat (limited to 'qtinterface/qt4/Qt/qscreenlinuxfb_qws.h')
-rw-r--r-- | qtinterface/qt4/Qt/qscreenlinuxfb_qws.h | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/qtinterface/qt4/Qt/qscreenlinuxfb_qws.h b/qtinterface/qt4/Qt/qscreenlinuxfb_qws.h new file mode 100644 index 0000000..43db62f --- /dev/null +++ b/qtinterface/qt4/Qt/qscreenlinuxfb_qws.h @@ -0,0 +1,131 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** 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, 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 Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QSCREENLINUXFB_QWS_H +#define QSCREENLINUXFB_QWS_H + +#include <QtGui/qscreen_qws.h> + +struct fb_cmap; +struct fb_var_screeninfo; +struct fb_fix_screeninfo; + + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Gui) + +#ifndef QT_NO_QWS_LINUXFB + +class QLinuxFb_Shared +{ +public: + volatile int lastop; + volatile int optype; + volatile int fifocount; // Accel drivers only + volatile int fifomax; + volatile int forecol; // Foreground colour caching + volatile unsigned int buffer_offset; // Destination + volatile int linestep; + volatile int cliptop; // Clip rectangle + volatile int clipleft; + volatile int clipright; + volatile int clipbottom; + volatile unsigned int rop; + +}; + +class QLinuxFbScreenPrivate; + +class Q_GUI_EXPORT QLinuxFbScreen : public QScreen +{ +public: + explicit QLinuxFbScreen(int display_id); + virtual ~QLinuxFbScreen(); + + virtual bool initDevice(); + virtual bool connect(const QString &displaySpec); + + virtual bool useOffscreen(); + + virtual void disconnect(); + virtual void shutdownDevice(); + virtual void setMode(int,int,int); + virtual void save(); + virtual void restore(); + virtual void blank(bool on); + virtual void set(unsigned int,unsigned int,unsigned int,unsigned int); + virtual uchar * cache(int); + virtual void uncache(uchar *); + virtual int sharedRamSize(void *); + + QLinuxFb_Shared * shared; + +protected: + + void deleteEntry(uchar *); + + bool canaccel; + int dataoffset; + int cacheStart; + + static void clearCache(QScreen *instance, int); + +private: + + void delete_entry(int); + void insert_entry(int,int,int); + void setupOffScreen(); + void createPalette(fb_cmap &cmap, fb_var_screeninfo &vinfo, fb_fix_screeninfo &finfo); + void setPixelFormat(struct fb_var_screeninfo); + + QLinuxFbScreenPrivate *d_ptr; +}; + +#endif // QT_NO_QWS_LINUXFB + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QSCREENLINUXFB_QWS_H |