/*

 * Name        : Manager.h

 * Description : 

 * Project     : This file is part of OpenMAR, an Open Mobile Augmented Reality browser

 * Website     : http://OpenMAR.org

 *

 * Copyright (c) 2010 David Caabeiro

 *

 * All rights reserved. This program and the accompanying materials are made available 

 * under the terms of the Eclipse Public License v1.0 which accompanies this 

 * distribution, and is available at http://www.eclipse.org/legal/epl-v10.html

 *

 */

#ifndef MANAGER_H_

#define MANAGER_H_

#include "POIProvider.h"

#include "POIObject.h"

#include "Vector3d.h"

/**

 * @brief Manages points of interest

 * 

 * The manager connects to a group of POI providers and manages a list of POIs

 * A caching and filtering mechanism could be implemented

 */

class CManager : public CBase, public OpenMAR::MPOIProviderObserver

{

    friend class COverlay;

public:

    static CManager* NewL();

    ~CManager();

protected:

    CManager();

    void ConstructL();

protected:

    // From OpenMAR::MPOIProviderObserver

    void POIProviderLoadedL(OpenMAR::CPOIProvider* aProvider, TInt aError);

    void POIObjectCreatedL(OpenMAR::CPOIObject* aPOIObject);

    void POIObjectUpdatedL(OpenMAR::CPOIObject* aPOIObject);

protected:

    const Vector3d Transform(const TCoordinate& aCoordinate);

public:

    void SetOrigin(const TCoordinate& aCoordinate);

    void RequestL(const TCoordinate& aCoordinate);

    void Render() const;

private:

    RPointerArray<OpenMAR::CPOIProvider> iProviderList;

    TCoordinate iOrigin;

    RPointerArray<OpenMAR::CPOIObject> iObjectList;

};

#endif