/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:     

*

*/

#ifndef HGVGEGL_H_

#define HGVGEGL_H_

// INCLUDES

#include <e32base.h>

#include <EGL/egl.h>

#include <VG/openvg.h>

class RWindow;

class CFbsBitmap;

/**

 * Wrapper for EGL

 */

NONSHARABLE_CLASS(CHgVgEGL) : CBase

    {

public:

    /**

     * Creates new CHgVgEGL

     * 

     * @param aRect window rectangle.

     * @return HgVgSkinRenderer-object.

     */

    static CHgVgEGL* NewL (RWindow& aWindow); 

    // Destructor.

    virtual ~CHgVgEGL();

public: // Methods

    void InitWindowSurfaceL(RWindow& aWindow);

    void FreeWindowSurface();

    TBool ReadyToRender() const;

    void SwapBuffers();

    EGLDisplay Display() const;

    EGLSurface Surface() const;

    EGLContext Context() const;

    EGLConfig CurrentConfig() const;

    CFbsBitmap* GetSurfaceToBitmap(const TRect& aRect, TBool aLandscape = EFalse) const;

    static TBool EglInitialized();

protected: // Constructors

    CHgVgEGL();

    void ConstructL (RWindow& aWindow);

    void InitEGL(RWindow& aWindow);

    void DestroyEGL();

    void InitEGLWindowSurfaceL(RWindow& aWindow);

private: // Data

    EGLDisplay iDisplay; // handle to egl display

    EGLSurface iSurface; // handle to egl surface, owns

    EGLContext iContextVg; // handle to vgl context, owns

    EGLConfig iChosenConfig; // current config used to create surface.

    };

#endif /* HGVGSKINRENDERER */