OverviewMap.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 2008 Torsten Rahn <tackat@kde.org>
//

#ifndef MARBLEOVERVIEWMAP_H
#define MARBLEOVERVIEWMAP_H

#include <QObject>
#include <QHash>
#include <QColor>
#include <QAbstractButton>
#include <QSvgWidget>
#include <QSvgRenderer>

#include "GeoDataLatLonAltBox.h"
#include "AbstractFloatItem.h"
#include "DialogConfigurationInterface.h"

namespace Ui
{
    class OverviewMapConfigWidget;
}

namespace Marble
{

class OverviewMap : public AbstractFloatItem, public DialogConfigurationInterface
{
    Q_OBJECT
    Q_PLUGIN_METADATA( IID "org.kde.edu.marble.OverviewMap" )
    Q_INTERFACES( Marble::RenderPluginInterface )
    Q_INTERFACES( Marble::DialogConfigurationInterface )
    MARBLE_PLUGIN( OverviewMap )
    
 public:
    OverviewMap();
    explicit OverviewMap( const MarbleModel *marbleModel );
    ~OverviewMap();

    QStringList backendTypes() const;

    QString name() const;

    QString guiString() const;

    QString nameId() const;

    QString version() const;

    QString description() const;

    QString copyrightYears() const;

    QList<PluginAuthor> pluginAuthors() const;

    QIcon icon () const;

    QDialog *configDialog();

    void initialize ();

    bool isInitialized () const;

    void setProjection( const ViewportParams *viewport );

    void paintContent( QPainter *painter );

    virtual QHash<QString,QVariant> settings() const;

    virtual void setSettings( const QHash<QString,QVariant> &settings );

 public slots:
    void readSettings();
    void writeSettings();
    void updateSettings();

 protected:
    bool eventFilter( QObject *object, QEvent *e );

 private:
    void changeBackground( const QString& target );
    QSvgWidget *currentWidget() const;
    void setCurrentWidget( QSvgWidget *widget );
    void loadPlanetMaps();
    void loadMapSuggestions();

    QString m_target;
    QSvgRenderer   m_svgobj;
    QHash<QString, QSvgWidget *> m_svgWidgets;
    QHash<QString, QString> m_svgPaths;
    QStringList    m_planetID;
    QPixmap        m_worldmap;
    QHash<QString,QVariant> m_settings;
    QColor m_posColor;
    QSizeF m_defaultSize;

    Ui::OverviewMapConfigWidget *ui_configWidget;
    QDialog *m_configDialog;

    GeoDataLatLonAltBox m_latLonAltBox;
    qreal m_centerLat;
    qreal m_centerLon;
    bool m_mapChanged;

 private slots:
    void chooseCustomMap();
    void synchronizeSpinboxes();
    void showCurrentPlanetPreview() const;
    void choosePositionIndicatorColor();
    void useMapSuggestion( int index );
};

}

#endif