//
// 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      Dennis Nienhüser <earthwings@gentoo.org>
//

#ifndef MARBLE_DECLARATIVE_STREETMAPTHEMEMODEL_H
#define MARBLE_DECLARATIVE_STREETMAPTHEMEMODEL_H

#include <QSortFilterProxyModel>

namespace Marble { class MapThemeManager; }

class MapThemeModel : public QSortFilterProxyModel
{
    Q_OBJECT

    Q_PROPERTY( int count READ count NOTIFY countChanged )

public:
    enum MapThemeFilter {
        AnyTheme = 0x0,
        Terrestrial = 0x1,
        Extraterrestrial = 0x2,
        LowZoom = 0x4,
        HighZoom = 0x8
    };

    Q_DECLARE_FLAGS(MapThemeFilters, MapThemeFilter)

    Q_FLAGS(MapThemeFilter MapThemeFilters)

    Q_PROPERTY( MapThemeFilters mapThemeFilter READ mapThemeFilter WRITE setMapThemeFilter NOTIFY mapThemeFilterChanged )

public:
    explicit MapThemeModel( QObject* parent = 0 );

    /** @todo FIXME https://bugreports.qt-project.org/browse/QTCOMPONENTS-1206 */
    int count() const;

#if QT_VERSION >= 0x050000
    QHash<int, QByteArray> roleNames() const;
#endif

    Q_INVOKABLE QString name( const QString &id ) const;

    Q_INVOKABLE int indexOf( const QString &id ) const;

    Q_INVOKABLE MapThemeFilters mapThemeFilter() const;

public Q_SLOTS:
    void setMapThemeFilter( MapThemeFilters filters );

Q_SIGNALS:
    void countChanged();

    void mapThemeFilterChanged();

protected:
    virtual bool filterAcceptsRow(int sourceRow,
                                  const QModelIndex &sourceParent) const;

private Q_SLOTS:
    void handleChangedThemes();

private:
    Marble::MapThemeManager* m_themeManager;

    QList<QString> m_streetMapThemeIds;

    MapThemeFilters m_mapThemeFilters;

#if QT_VERSION >= 0x050000
    QHash<int, QByteArray> m_roleNames;
#endif
};

#endif
