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# qglscreen_qws.h

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    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 QtOpenGL 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 QSCREENEGL_P_H
    00043 #define QSCREENEGL_P_H
    00044
    00045 //
    00046 //  W A R N I N G
    00047 //  -------------
    00048 //
    00049 // This file is not part of the Qt API.  It exists for the convenience
    00050 // of the QScreenEGL class.  This header file may change from
    00051 // version to version without notice, or even be removed.
    00052 //
    00053 // We mean it.
    00054 //
    00055
    00056 #include <QtGui/QScreen>
    00057 #include <QtOpenGL/qgl.h>
    00058 #if defined(QT_OPENGL_ES_2)
    00059 #include <EGL/egl.h>
    00060 #else
    00061 #include <GLES/egl.h>
    00062 #endif
    00063 #if !defined(EGL_VERSION_1_3) && !defined(QEGL_NATIVE_TYPES_DEFINED)
    00064 #undef EGLNativeWindowType
    00065 #undef EGLNativePixmapType
    00066 #undef EGLNativeDisplayType
    00067 typedef NativeWindowType EGLNativeWindowType;
    00068 typedef NativePixmapType EGLNativePixmapType;
    00069 typedef NativeDisplayType EGLNativeDisplayType;
    00070 #define QEGL_NATIVE_TYPES_DEFINED 1
    00071 #endif
    00072
    00073 QT_BEGIN_HEADER
    00074
    00075 QT_BEGIN_NAMESPACE
    00076
    00077 QT_MODULE(OpenGL)
    00078
    00079 class QGLScreenPrivate;
    00080
    00081 class Q_OPENGL_EXPORT QGLScreenSurfaceFunctions
    00082 {
    00083 public:
    00084     virtual bool createNativeWindow(QWidget *widget, EGLNativeWindowType *native);
    00085     virtual bool createNativePixmap(QPixmap *pixmap, EGLNativePixmapType *native);
    00086     virtual bool createNativeImage(QImage *image, EGLNativePixmapType *native);
    00087 };
    00088
    00089 class Q_OPENGL_EXPORT QGLScreen : public QScreen
    00090 {
    00091     Q_DECLARE_PRIVATE(QGLScreen)
    00092 public:
    00093     QGLScreen(int displayId);
    00094     virtual ~QGLScreen();
    00095
    00096     enum Option
    00097     {
    00098         NoOptions       = 0,
    00099         NativeWindows   = 1,
    00100         NativePixmaps   = 2,
    00101         NativeImages    = 4,
    00102         Overlays        = 8
    00103     };
    00104     Q_DECLARE_FLAGS(Options, Option)
    00105
    00106     QGLScreen::Options options() const;
    00107
    00108     virtual bool chooseContext(QGLContext *context, const QGLContext *shareContext);
    00109     virtual bool hasOpenGL() = 0;
    00110
    00111     QGLScreenSurfaceFunctions *surfaceFunctions() const;
    00112
    00113 protected:
    00114     void setOptions(QGLScreen::Options value);
    00115     void setSurfaceFunctions(QGLScreenSurfaceFunctions *functions);
    00116
    00117 private:
    00118     QGLScreenPrivate *d_ptr;
    00119 };
    00120
    00121 Q_DECLARE_OPERATORS_FOR_FLAGS(QGLScreen::Options)
    00122
    00123 QT_END_NAMESPACE
    00124
    00125 QT_END_HEADER
    00126
    00127 #endif // QSCREENEGL_P_H