PopupLayer.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 2012   Mohammed Nafees   <nafees.technocool@gmail.com>
// Copyright 2012   Dennis Nienhüser  <earthwings@gentoo.org>
// Copyright 2012   Illya Kovalevskyy <illya.kovalevskyy@gmail.com>
//

#ifndef POPUPLAYER_H
#define POPUPLAYER_H

#include "LayerInterface.h"
#include "ViewportParams.h"
#include "GeoPainter.h"
#include "MarbleWidget.h"
#include "GeoDataCoordinates.h"

#include <QObject>
#include <QUrl>

namespace Marble
{

class PopupItem;
class MarbleModel;

class MARBLE_EXPORT PopupLayer : public QObject, public LayerInterface
{
    Q_OBJECT
public:
    explicit PopupLayer( MarbleWidget *widget, QObject* parent = 0 );
    ~PopupLayer();

    QStringList renderPosition() const;
    QString renderPolicy() const;
    bool render( GeoPainter *painter, ViewportParams *viewport,
                 const QString &, GeoSceneLayer * );
    virtual bool eventFilter( QObject *, QEvent * );
    qreal zValue() const;

    virtual QString runtimeTrace() const { return "PopupLayer"; }

    bool visible() const;

    void setVisible( bool visible );

    void popup();

    void setCoordinates( const GeoDataCoordinates &coordinates, Qt::Alignment alignment );

    void setUrl( const QUrl &url );

    void setSize( const QSizeF &size );

    void setPosition( const QPointF &position );

    void setContent( const QString &html );

    void setBackgroundColor( const QColor &color );

    void setTextColor( const QColor &color );

Q_SIGNALS:
    void repaintNeeded();

private slots:
    void hidePopupItem();

private:
    void setAppropriateSize( const ViewportParams *viewport );

    PopupItem *const m_popupItem;
    MarbleWidget * const m_widget;
    QSizeF m_requestedSize;
    bool m_adjustMap;
};

}

#endif