ScreenGraphicsItem.h

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//
// This file is part of the Marble Virtual Globe.
//
// This program is free software licensed under the GNU LGPL. You can
// find a copy of this license in LICENSE.txt in the top directory of
// the source code.
//
// Copyright 2009      Bastian Holst <bastianholst@gmx.de>
//

#ifndef MARBLE_SCREENGRAPHICSITEM_H
#define MARBLE_SCREENGRAPHICSITEM_H

// Marble
#include "MarbleGraphicsItem.h"
#include "marble_export.h"

// Qt
#include <QList>

class QPoint;

namespace Marble
{

class ViewportParams;

class ScreenGraphicsItemPrivate;

class MARBLE_EXPORT ScreenGraphicsItem : public MarbleGraphicsItem
{
 public:
    enum GraphicsItemFlag {
        ItemIsMovable = 0x1,
        ItemIsHideable = 0x2
    };
    Q_DECLARE_FLAGS(GraphicsItemFlags, GraphicsItemFlag)

    explicit ScreenGraphicsItem( MarbleGraphicsItem *parent = 0 );

    virtual ~ScreenGraphicsItem();

    void    setPosition( const QPointF& position );

    QPointF position() const;

    QPointF positivePosition() const;

    QList<QPointF> absolutePositions() const;

    GraphicsItemFlags flags() const;

    void setFlags( GraphicsItemFlags flags );

 protected:
    explicit ScreenGraphicsItem( ScreenGraphicsItemPrivate *d_ptr );

    virtual bool eventFilter( QObject *, QEvent * );

 private:
    ScreenGraphicsItemPrivate *p();
    const ScreenGraphicsItemPrivate *p() const;
};

} // Namespace Marble

#endif