/*

* 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 HGVGQUADRENDERER_H

#define HGVGQUADRENDERER_H

#include "hgquadrenderer.h"

#include <qlist>

#include <VG/openvg.h>

#include <qimage>

class QPoint;

class QPainter;

class QRectF;

class QMatrix4x4;

class HgVgQuad;

class HgVgImage;

class HgImageFader;

class QSize;

/**

 * OpenVG implementation of the HgQuadRenderer.

 */

class HgVgQuadRenderer: public HgQuadRenderer

{

public:

    HgVgQuadRenderer(int maxQuads);

    virtual ~HgVgQuadRenderer();    

    virtual HgQuad* getQuadAt(const QPointF& point) const;

    virtual void transformQuads(const QMatrix4x4& view, const QMatrix4x4& proj, 

        const QRectF& rect);

    virtual void drawQuads(const QRectF& rect, QPainter* painter);

    virtual bool getQuadTranformedPoints(QPolygonF& points, int index) const;

    virtual HgImage* createNativeImage();

    virtual QList<HgQuad*> getVisibleQuads(const QRectF& rect) const;

    // new functions

    HgVgImage* defaultImage();

    QSize imageSize(bool mirror=false) const;

    HgImageFader* imageFader();

private:

    QList<HgVgQuad*> mTransformedQuads;

    QList<HgVgQuad*> mSortedQuads;

    HgVgImage* mDefaultVgImage;

};

#endif