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      1 /*
      2  * Copyright (C) 2008 Holger Hans Peter Freyther
      3  *
      4  * This library is free software; you can redistribute it and/or
      5  * modify it under the terms of the GNU Library General Public
      6  * License as published by the Free Software Foundation; either
      7  * version 2 of the License, or (at your option) any later version.
      8  *
      9  * This library is distributed in the hope that it will be useful,
     10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     12  * Library General Public License for more details.
     13  *
     14  * You should have received a copy of the GNU Library General Public License
     15  * along with this library; see the file COPYING.LIB.  If not, write to
     16  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     17  * Boston, MA 02110-1301, USA.
     18  */
     19 
     20 #ifndef GeolocationServiceGtk_h
     21 #define GeolocationServiceGtk_h
     22 
     23 #include "GeolocationService.h"
     24 #include "Geoposition.h"
     25 #include "PositionError.h"
     26 #include "RefPtr.h"
     27 
     28 #include <geoclue/geoclue-master.h>
     29 #include <geoclue/geoclue-position.h>
     30 
     31 namespace WebCore {
     32     class GeolocationServiceGtk : public GeolocationService {
     33     public:
     34         static GeolocationService* create(GeolocationServiceClient*);
     35         ~GeolocationServiceGtk();
     36 
     37         virtual bool startUpdating(PositionOptions*);
     38         virtual void stopUpdating();
     39 
     40         virtual void suspend();
     41         virtual void resume();
     42 
     43         Geoposition* lastPosition() const;
     44         PositionError* lastError() const;
     45 
     46     private:
     47         GeolocationServiceGtk(GeolocationServiceClient*);
     48 
     49         void updateLocationInformation();
     50         void setError(PositionError::ErrorCode, const char* message);
     51         void updatePosition();
     52 
     53         static void position_changed(GeocluePosition*, GeocluePositionFields, int, double, double, double, GeoclueAccuracy*, GeolocationServiceGtk*);
     54 
     55     private:
     56         RefPtr<Geoposition> m_lastPosition;
     57         RefPtr<PositionError> m_lastError;
     58 
     59         // state objects
     60         GeoclueMasterClient* m_geoclueClient;
     61         GeocluePosition* m_geocluePosition;
     62 
     63         // Error and Position state
     64         double m_latitude;
     65         double m_longitude;
     66         double m_altitude;
     67         double m_accuracy;
     68         double m_altitudeAccuracy;
     69         int m_timestamp;
     70     };
     71 }
     72 
     73 #endif
     74