src/gui/egl/qeglproperties_p.h
changeset 0 1918ee327afb
child 4 3b1da2848fc7
equal deleted inserted replaced
-1:000000000000 0:1918ee327afb
       
     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
     6 **
       
     7 ** This file is part of the QtGui module of the Qt Toolkit.
       
     8 **
       
     9 ** $QT_BEGIN_LICENSE:LGPL$
       
    10 ** No Commercial Usage
       
    11 ** This file contains pre-release code and may not be distributed.
       
    12 ** You may use this file in accordance with the terms and conditions
       
    13 ** contained in the Technology Preview License Agreement accompanying
       
    14 ** this package.
       
    15 **
       
    16 ** GNU Lesser General Public License Usage
       
    17 ** Alternatively, this file may be used under the terms of the GNU Lesser
       
    18 ** General Public License version 2.1 as published by the Free Software
       
    19 ** Foundation and appearing in the file LICENSE.LGPL included in the
       
    20 ** packaging of this file.  Please review the following information to
       
    21 ** ensure the GNU Lesser General Public License version 2.1 requirements
       
    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
       
    23 **
       
    24 ** In addition, as a special exception, Nokia gives you certain additional
       
    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception
       
    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
       
    27 **
       
    28 ** If you have questions regarding the use of this file, please contact
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
    31 **
       
    32 **
       
    33 **
       
    34 **
       
    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 #ifndef QEGLPROPERTIES_P_H
       
    43 #define QEGLPROPERTIES_P_H
       
    44 
       
    45 //
       
    46 //  W A R N I N G
       
    47 //  -------------
       
    48 //
       
    49 // This file is not part of the Qt API.  It exists for the convenience
       
    50 // of the QtOpenGL and QtOpenVG modules.  This header file may change from
       
    51 // version to version without notice, or even be removed.
       
    52 //
       
    53 // We mean it.
       
    54 //
       
    55 
       
    56 #include <QtCore/qvarlengtharray.h>
       
    57 #include <QtGui/qimage.h>
       
    58 
       
    59 QT_BEGIN_INCLUDE_NAMESPACE
       
    60 
       
    61 #if defined(QT_GLES_EGL)
       
    62 #include <GLES/egl.h>
       
    63 #else
       
    64 #include <EGL/egl.h>
       
    65 #endif
       
    66 
       
    67 #if defined(Q_WS_X11)
       
    68 // If <EGL/egl.h> included <X11/Xlib.h>, then the global namespace
       
    69 // may have been polluted with X #define's.  The following makes sure
       
    70 // the X11 headers were included properly and then cleans things up.
       
    71 #include <X11/Xlib.h>
       
    72 #include <X11/Xutil.h>
       
    73 #undef Bool
       
    74 #undef Status
       
    75 #undef None
       
    76 #undef KeyPress
       
    77 #undef KeyRelease
       
    78 #undef FocusIn
       
    79 #undef FocusOut
       
    80 #undef Type
       
    81 #undef FontChange
       
    82 #undef CursorShape
       
    83 #endif
       
    84 
       
    85 QT_END_INCLUDE_NAMESPACE
       
    86 
       
    87 QT_BEGIN_NAMESPACE
       
    88 
       
    89 namespace QEgl {
       
    90     enum API
       
    91     {
       
    92         OpenGL,
       
    93         OpenVG
       
    94     };
       
    95 
       
    96     enum PixelFormatMatch
       
    97     {
       
    98         ExactPixelFormat,
       
    99         BestPixelFormat
       
   100     };
       
   101 };
       
   102 
       
   103 class QX11Info;
       
   104 class QPaintDevice;
       
   105 
       
   106 class Q_GUI_EXPORT QEglProperties
       
   107 {
       
   108 public:
       
   109     QEglProperties();
       
   110     QEglProperties(EGLConfig);
       
   111     QEglProperties(const QEglProperties& other) : props(other.props) {}
       
   112     ~QEglProperties() {}
       
   113 
       
   114     int value(int name) const;
       
   115     void setValue(int name, int value);
       
   116     bool removeValue(int name);
       
   117     bool isEmpty() const { return props[0] == EGL_NONE; }
       
   118 
       
   119     const int *properties() const { return props.constData(); }
       
   120 
       
   121     void setPixelFormat(QImage::Format pixelFormat);
       
   122 #ifdef Q_WS_X11
       
   123     void setVisualFormat(const QX11Info *xinfo);
       
   124 #endif
       
   125     void setRenderableType(QEgl::API api);
       
   126 
       
   127     void setPaintDeviceFormat(QPaintDevice *dev);
       
   128 
       
   129     bool reduceConfiguration();
       
   130 
       
   131     QString toString() const;
       
   132 
       
   133     static void dumpAllConfigs();
       
   134 
       
   135 private:
       
   136     QVarLengthArray<int> props;
       
   137 };
       
   138 
       
   139 QT_END_NAMESPACE
       
   140 
       
   141 #endif // QEGLPROPERTIES_P_H