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36
37#ifndef QGEOFILETILECACHEOSM_H
38#define QGEOFILETILECACHEOSM_H
39
40#include "qgeotileproviderosm.h"
41#include <QtLocation/private/qgeofiletilecache_p.h>
42#include <QHash>
43#include <QtConcurrent>
44#include <qatomic.h>
45
46QT_BEGIN_NAMESPACE
47
48class QGeoFileTileCacheOsm : public QGeoFileTileCache
49{
50 Q_OBJECT
51public:
52 QGeoFileTileCacheOsm(const QVector<QGeoTileProviderOsm *> &providers,
53 const QString &offlineDirectory = QString(),
54 const QString &directory = QString(),
55 QObject *parent = 0);
56 ~QGeoFileTileCacheOsm();
57
58 QSharedPointer<QGeoTileTexture> get(const QGeoTileSpec &spec) override;
59
60Q_SIGNALS:
61 void mapDataUpdated(int mapId);
62
63protected Q_SLOTS:
64 void onProviderResolutionFinished(const QGeoTileProviderOsm *provider);
65 void onProviderResolutionError(const QGeoTileProviderOsm *provider, QNetworkReply::NetworkError error);
66
67protected:
68 void init() override;
69 inline QString tileSpecToFilename(const QGeoTileSpec &spec, const QString &format, int providerId) const;
70 QString tileSpecToFilename(const QGeoTileSpec &spec, const QString &format, const QString &directory) const override;
71 QGeoTileSpec filenameToTileSpec(const QString &filename) const override;
72 QSharedPointer<QGeoTileTexture> getFromOfflineStorage(const QGeoTileSpec &spec);
73 void dropTiles(int mapId);
74 void loadTiles(int mapId);
75
76 void clearObsoleteTiles(const QGeoTileProviderOsm *p);
77
78 QDir m_offlineDirectory;
79 bool m_offlineData;
80 QVector<QGeoTileProviderOsm *> m_providers;
81 QVector<bool> m_highDpi;
82 QVector<QDateTime> m_maxMapIdTimestamps;
83};
84
85QT_END_NAMESPACE
86
87#endif // QGEOFILETILECACHEOSM_H
88

source code of qtlocation/src/plugins/geoservices/osm/qgeofiletilecacheosm.h