76 lines
1.8 KiB
C++
76 lines
1.8 KiB
C++
/*
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QAD - Qt ADvanced
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Ivan Pelipenko peri4ko@yandex.ru
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef mapview_tile_downloader_h
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#define mapview_tile_downloader_h
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#include "mapview_tile_provider_base.h"
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#include "osm_types_p.h"
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#include <QMutex>
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#include <QNetworkAccessManager>
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#include <QNetworkReply>
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#include <QNetworkRequest>
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#include <QPixmap>
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#include <QQueue>
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#include <QThread>
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#include <QWaitCondition>
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class MapView;
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class MapViewTileDownloader: public QThread {
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Q_OBJECT
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friend class MapViewTileCache;
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public:
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explicit MapViewTileDownloader(MapView * p);
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~MapViewTileDownloader();
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bool queueTile(OSM::TileIndex index, bool force = false);
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void queueTiles(QList<OSM::TileIndex> indeces);
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void clearQueue();
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void setTileProvider(MapViewTileProviderBase * p);
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MapViewTileProviderBase * tileProvider() const { return provider; }
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private:
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void run() override;
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void requestTile(OSM::TileIndex index);
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MapView * parent;
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MapViewTileProviderBase * provider = nullptr;
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QWaitCondition cond;
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QMutex cond_mutex;
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QQueue<OSM::TileIndex> queue;
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QSet<quint64> in_progress;
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public slots:
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private slots:
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void tileReady(OSM::TileIndex index, QPixmap pm);
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void parametersChanged();
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signals:
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void tileDone();
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};
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#endif
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