Home · All Namespaces · All Classes · Main Classes · Grouped Classes · Modules · Functions

svgalibscreen.h Example File
qws/svgalib/svgalibscreen.h

 /****************************************************************************
 **
 ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
 ** Contact: Qt Software Information (qt-info@nokia.com)
 **
 ** This file is part of the example classes of the Qt Toolkit.
 **
 ** 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 General Public License Usage
 ** Alternatively, this file may be used under the terms of the GNU
 ** General Public License versions 2.0 or 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 GNU General Public Licensing requirements will be met:
 ** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
 ** http://www.gnu.org/copyleft/gpl.html.  In addition, as a special
 ** exception, Nokia gives you certain additional rights. These rights
 ** are described in the Nokia Qt GPL Exception version 1.3, included in
 ** the file GPL_EXCEPTION.txt in this package.
 **
 ** Qt for Windows(R) Licensees
 ** As a special exception, Nokia, as the sole copyright holder for Qt
 ** Designer, grants users of the Qt/Eclipse Integration plug-in the
 ** right for the Qt/Eclipse Integration to link to functionality
 ** provided by Qt Designer and its related libraries.
 **
 ** If you are unsure which license is appropriate for your use, please
 ** contact the sales department at qt-sales@nokia.com.
 **
 ****************************************************************************/

 #ifndef SVGALIBSCREEN_H
 #define SVGALIBSCREEN_H

 #include <QScreen>

 #include <vga.h>
 #include <vgagl.h>

 class SvgalibScreen : public QScreen
 {
 public:
     SvgalibScreen(int displayId) : QScreen(displayId) {}
     ~SvgalibScreen() {}

     bool connect(const QString &displaySpec);
     bool initDevice();
     void shutdownDevice();
     void disconnect();

     void setMode(int, int, int) {}
     void blank(bool) {}

     void blit(const QImage &img, const QPoint &topLeft, const QRegion &region);
     void solidFill(const QColor &color, const QRegion &region);

     QWSWindowSurface* createSurface(QWidget *widget) const;
     QWSWindowSurface* createSurface(const QString &key) const;

 private:
     void initColorMap();
     void blit16To8(const QImage &image,
                    const QPoint &topLeft, const QRegion &region);
     void blit32To8(const QImage &image,
                    const QPoint &topLeft, const QRegion &region);

     GraphicsContext *context;
 };

 #endif // SVGALIBSCREEN_H