metadatamanager.h

#ifndef METADATAMANAGER_H
#define METADATAMANAGER_H
 
#include "metadata.h"
#include "model/metaData/gpsreader.h"
#include <QObject>
#include <functional>
 
 
typedef std::function<MetaDataReader *()> AbstractBuilder;
 
class MetaDataManager : public MetaData
{
public:
 
    static MetaDataManager &instance(){
        static MetaDataManager INSTANCE;
        return INSTANCE;
    }
 
    static const QStringList supportedFileExtensions(){
        return {".srt", ".SRT", ".gpx", ".GPX", ".txt"};
    }
 
    void initMetaDataVideo(QStringList paths, uint picCount, double fps);
 
    void initMetaDataImages(std::vector<std::string> fileVector);
 
    QStringList availableMetaData() override;
 
    QList<MetaDataReader*>loadAllMetaData() override;
 
    MetaDataReader* loadMetaData(QString name) override;
 
    QStringList getPaths() override;
 
    void resetData();
 
    bool reg(std::string name, AbstractBuilder builder);
 
    void interpolateMissingMetaData(bool interpolate);
 
private:
    QStringList m_metaDataFiles;
    QList<MetaDataReader*> m_parsedMetaReader;
    std::map<std::string, AbstractBuilder> m_availablerReader;
    MetaDataManager();
    bool m_interpolateMissingMetaData;
};
 
template<typename Implementation>
MetaDataReader *builder(){
    return new Implementation();
}
 
#define REGISTER_METAREADER(name, impl) const bool res = MetaDataManager::instance().reg(name, builder<impl>);
 
#endif // METADATAMANAGER_H