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# qscreenproxy_qws.h

Go to the documentation of this file.

    00001 /****************************************************************************
    00002 **
    00003 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
    00004 ** All rights reserved.
    00005 ** Contact: Nokia Corporation (qt-info@nokia.com)
    00006 **
    00007 ** This file is part of the QtGui module of the Qt Toolkit.
    00008 **
    00009 ** $QT_BEGIN_LICENSE:LGPL$
    00010 ** Commercial Usage
    00011 ** Licensees holding valid Qt Commercial licenses may use this file in
    00012 ** accordance with the Qt Commercial License Agreement provided with the
    00013 ** Software or, alternatively, in accordance with the terms contained in
    00014 ** a written agreement between you and Nokia.
    00015 **
    00016 ** GNU Lesser General Public License Usage
    00017 ** Alternatively, this file may be used under the terms of the GNU Lesser
    00018 ** General Public License version 2.1 as published by the Free Software
    00019 ** Foundation and appearing in the file LICENSE.LGPL included in the
    00020 ** packaging of this file.  Please review the following information to
    00021 ** ensure the GNU Lesser General Public License version 2.1 requirements
    00022 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
    00023 **
    00024 ** In addition, as a special exception, Nokia gives you certain additional
    00025 ** rights.  These rights are described in the Nokia Qt LGPL Exception
    00026 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this module.
    00027 **
    00028 ** GNU General Public License Usage
    00029 ** Alternatively, this file may be used under the terms of the GNU
    00030 ** General Public License version 3.0 as published by the Free Software
    00031 ** Foundation and appearing in the file LICENSE.GPL included in the
    00032 ** packaging of this file.  Please review the following information to
    00033 ** ensure the GNU General Public License version 3.0 requirements will be
    00034 ** met: http://www.gnu.org/copyleft/gpl.html.
    00035 **
    00036 ** If you have questions regarding the use of this file, please contact
    00037 ** Nokia at qt-info@nokia.com.
    00038 ** $QT_END_LICENSE$
    00039 **
    00040 ****************************************************************************/
    00041
    00042 #ifndef QPROXYSCREEN_QWS_H
    00043 #define QPROXYSCREEN_QWS_H
    00044
    00045 #include <QtGui/qscreen_qws.h>
    00046
    00047 #ifndef QT_NO_QWS_PROXYSCREEN
    00048
    00049 QT_BEGIN_HEADER
    00050
    00051 QT_BEGIN_NAMESPACE
    00052
    00053 QT_MODULE(Gui)
    00054
    00055 class QProxyScreenPrivate;
    00056
    00057 #ifndef QT_NO_QWS_CURSOR
    00058
    00059 class QProxyScreenCursorPrivate;
    00060
    00061 class Q_GUI_EXPORT QProxyScreenCursor : public QScreenCursor
    00062 {
    00063 public:
    00064     QProxyScreenCursor();
    00065     ~QProxyScreenCursor();
    00066
    00067     void setScreenCursor(QScreenCursor *cursor);
    00068     QScreenCursor* screenCursor() const;
    00069
    00070     void set(const QImage &image, int hotx, int hoty);
    00071     void move(int x, int y);
    00072     void show();
    00073     void hide();
    00074
    00075 private:
    00076     void configure();
    00077
    00078     QScreenCursor *realCursor;
    00079     QProxyScreenCursorPrivate *d_ptr;
    00080 };
    00081
    00082 #endif // QT_NO_QWS_CURSOR
    00083
    00084 class Q_GUI_EXPORT QProxyScreen : public QScreen
    00085 {
    00086 public:
    00087     QProxyScreen(int display_id, ClassId = ProxyClass);
    00088     ~QProxyScreen();
    00089
    00090     void setScreen(QScreen *screen);
    00091     QScreen *screen() const;
    00092
    00093     QSize mapToDevice(const QSize &s) const;
    00094     QSize mapFromDevice(const QSize &s) const;
    00095
    00096     QPoint mapToDevice(const QPoint &, const QSize &) const;
    00097     QPoint mapFromDevice(const QPoint &, const QSize &) const;
    00098
    00099     QRect mapToDevice(const QRect &, const QSize &) const;
    00100     QRect mapFromDevice(const QRect &, const QSize &) const;
    00101
    00102     QRegion mapToDevice(const QRegion &, const QSize &) const;
    00103     QRegion mapFromDevice(const QRegion &, const QSize &) const;
    00104
    00105     bool connect(const QString &displaySpec);
    00106     bool initDevice();
    00107     void shutdownDevice();
    00108     void disconnect();
    00109
    00110     void setMode(int width, int height, int depth);
    00111     bool supportsDepth(int) const;
    00112
    00113     void save();
    00114     void restore();
    00115     void blank(bool on);
    00116
    00117     bool onCard(const unsigned char *) const;
    00118     bool onCard(const unsigned char *, ulong& out_offset) const;
    00119
    00120     bool isInterlaced() const;
    00121     bool isTransformed() const;
    00122     int transformOrientation() const;
    00123
    00124     int memoryNeeded(const QString&);
    00125     int sharedRamSize(void *);
    00126
    00127     void haltUpdates();
    00128     void resumeUpdates();
    00129
    00130     void exposeRegion(QRegion r, int changing);
    00131     void blit(const QImage &img, const QPoint &topLeft, const QRegion &region);
    00132     void solidFill(const QColor &color, const QRegion &region);
    00133     void setDirty(const QRect&);
    00134
    00135     QWSWindowSurface* createSurface(QWidget *widget) const;
    00136     QWSWindowSurface* createSurface(const QString &key) const;
    00137
    00138     QList<QScreen*> subScreens() const;
    00139     QRegion region() const;
    00140
    00141 private:
    00142     void configure();
    00143
    00144     QScreen *realScreen;
    00145     QProxyScreenPrivate *d_ptr;
    00146 };
    00147
    00148 QT_END_NAMESPACE
    00149
    00150 QT_END_HEADER
    00151
    00152 #endif // QT_NO_QWS_PROXYSCREEN
    00153 #endif // QPROXYSCREEN_QWS_H