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

#ifndef QBBGLCONTEXT_H
#define QBBGLCONTEXT_H

#include <QtGui/QPlatformGLContext>
#include <QtGui/QPlatformWindowFormat>
#include <QSize>

#include <EGL/egl.h>

QT_BEGIN_NAMESPACE

class QBBWindow;

class QBBGLContext : public QPlatformGLContext
{
public:
    QBBGLContext(QBBWindow* platformWindow);
    virtual ~QBBGLContext();

    static void initialize();
    static void shutdown();

    virtual void makeCurrent();
    virtual void doneCurrent();
    virtual void swapBuffers();
    virtual void* getProcAddress(const QString& procName);

    virtual QPlatformWindowFormat platformWindowFormat() const { return sWindowFormat; }

    void resizeSurface(const QSize &size);
    QSize surfaceSize() const { return mSurfaceSize; }

private:
    static EGLDisplay sEglDisplay;
    static EGLConfig sEglConfig;
    static QPlatformWindowFormat sWindowFormat;

    QBBWindow *mPlatformWindow;
    EGLContext mEglContext;
    EGLSurface mEglSurface;
    QSize mSurfaceSize;

    static EGLint *contextAttrs();
    bool isCurrent() const;
    void createSurface();
    void destroySurface();
};

QT_END_NAMESPACE

#endif // QBBGLCONTEXT_H