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****************************************************************************/

#ifndef QEGLPROPERTIES_P_H

#define QEGLPROPERTIES_P_H

//

//  W A R N I N G

//  -------------

//

// This file is not part of the Qt API.  It exists for the convenience

// of the QtOpenGL and QtOpenVG modules.  This header file may change from

// version to version without notice, or even be removed.

//

// We mean it.

//

#include <QtCore/qvarlengtharray.h>

#include <QtGui/qimage.h>

QT_BEGIN_INCLUDE_NAMESPACE

#if defined(QT_OPENGL_ES_2)

#   include <GLES2/gl2.h>

#endif

#if defined(QT_GLES_EGL)

#   include <GLES/egl.h>

#else

#   include <EGL/egl.h>

#endif

#if defined(Q_WS_X11)

// If <EGL/egl.h> included <X11/Xlib.h>, then the global namespace

// may have been polluted with X #define's.  The following makes sure

// the X11 headers were included properly and then cleans things up.

#include <X11/Xlib.h>

#include <X11/Xutil.h>

#undef Bool

#undef Status

#undef None

#undef KeyPress

#undef KeyRelease

#undef FocusIn

#undef FocusOut

#undef Type

#undef FontChange

#undef CursorShape

#endif

QT_END_INCLUDE_NAMESPACE

QT_BEGIN_NAMESPACE

namespace QEgl {

    enum API

    {

        OpenGL,

        OpenVG

    };

    enum PixelFormatMatch

    {

        ExactPixelFormat,

        BestPixelFormat

    };

class QX11Info;

class QPaintDevice;

class Q_GUI_EXPORT QEglProperties

{

public:

    QEglProperties();

    QEglProperties(EGLConfig);

    QEglProperties(const QEglProperties& other) : props(other.props) {}

    ~QEglProperties() {}

    int value(int name) const;

    void setValue(int name, int value);

    bool removeValue(int name);

    bool isEmpty() const { return props[0] == EGL_NONE; }

    const int *properties() const { return props.constData(); }

    void setPixelFormat(QImage::Format pixelFormat);

#ifdef Q_WS_X11

    void setVisualFormat(const QX11Info *xinfo);

#endif

    void setRenderableType(QEgl::API api);

    void setPaintDeviceFormat(QPaintDevice *dev);

    bool reduceConfiguration();

    QString toString() const;

    static void dumpAllConfigs();

private:

    QVarLengthArray<int> props;

};

QT_END_NAMESPACE

#endif // QEGLPROPERTIES_P_H