landuseregistry.h

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#ifndef OPENSWMMVIS_LANDUSE_LANDUSEREGISTRY_H
#define OPENSWMMVIS_LANDUSE_LANDUSEREGISTRY_H
 
#include "landuse/landuseprovider.h"
 
#include <QHash>
#include <QObject>
#include <QString>
#include <QVector>
 
namespace openswmmvis::landuse {
 
class LandUseRegistry : public QObject
{
    Q_OBJECT
 
public:
    explicit LandUseRegistry(QObject *parent = nullptr);
    ~LandUseRegistry() override;
 
    QVector<LandUseProvider *> providers() const { return m_providers; }
    int providerCount() const noexcept { return m_providers.size(); }
 
    LandUseProvider *findByName(const QString &name) const;
    bool hasName(const QString &name) const { return findByName(name) != nullptr; }
 
    LandUseProvider *create(const QString &name);
    void remove(LandUseProvider *p);
    bool rename(LandUseProvider *p, const QString &newName);
 
    QString impactSummary(LandUseProvider *p) const;
 
    int loadFromEngine(void *engineHandle);
    int saveToEngine(void *engineHandle);
    int saveToEngine();
 
    void *engineHandle() const noexcept { return m_engineHandle; }
 
signals:
    void providerAdded(openswmmvis::landuse::LandUseProvider *provider);
    void providerAboutToBeRemoved(openswmmvis::landuse::LandUseProvider *provider);
    void providerRenamed(openswmmvis::landuse::LandUseProvider *provider,
                         const QString &prevName, const QString &newName);
    void providerParamsChanged(openswmmvis::landuse::LandUseProvider *provider);
 
private:
    void wireProviderSignals_(LandUseProvider *p);
 
    QVector<LandUseProvider *>        m_providers;
    QHash<QString, LandUseProvider *> m_byLowerName;
    void                             *m_engineHandle = nullptr;
};
 
} // namespace openswmmvis::landuse
 
#endif // OPENSWMMVIS_LANDUSE_LANDUSEREGISTRY_H