LayerManager.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 2006-2008 Torsten Rahn <tackat@kde.org>
// Copyright 2011      Bernahrd Beschow <bbeschow@cs.tu-berlin.de>
//

#ifndef MARBLE_LAYERMANAGER_H
#define MARBLE_LAYERMANAGER_H

// Qt
#include <QList>
#include <QObject>
#include <QString>
#include <QRegion>

class QPoint;

namespace Marble
{

class AbstractDataPlugin;
class AbstractDataPluginItem;
class GeoPainter;
class ViewportParams;
class RenderPlugin;
class AbstractFloatItem;
class AbstractDataPlugin;
class MarbleModel;
class LayerInterface;

class LayerManager : public QObject
{
    Q_OBJECT

 public:
    explicit LayerManager( const MarbleModel *model, QObject *parent = 0);
    ~LayerManager();

    void renderLayers( GeoPainter *painter, ViewportParams *viewport );

    bool showBackground() const;

    QList<RenderPlugin *>      renderPlugins() const;
    QList<AbstractFloatItem *> floatItems()    const;
    QList<AbstractDataPlugin *> dataPlugins()  const;
    
    QList<AbstractDataPluginItem *> whichItemAt( const QPoint& curpos ) const;

    void addLayer(LayerInterface *layer);

    void removeLayer(LayerInterface *layer);

    QList<LayerInterface *> internalLayers() const;

 Q_SIGNALS:
    void renderPluginInitialized( RenderPlugin *renderPlugin );

    void pluginSettingsChanged();

    void repaintNeeded( const QRegion & dirtyRegion = QRegion() );

    void visibilityChanged( const QString &nameId, bool visible );

 public Q_SLOTS:
    void setShowBackground( bool show );

    void setShowRuntimeTrace( bool show );

    void setVisible( const QString &nameId, bool visible );

 private:
    Q_PRIVATE_SLOT( d, void updateVisibility( bool, const QString & ) )

    Q_PRIVATE_SLOT( d, void addPlugins() )

 private:
    Q_DISABLE_COPY( LayerManager )

    class Private;
    friend class Private;
    Private  * const d;
};

}

#endif