qtmobility/src/location/liblocationwrapper_p.h
changeset 4 90517678cc4f
child 8 71781823f776
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/qtmobility/src/location/liblocationwrapper_p.h	Mon May 03 13:18:40 2010 +0300
@@ -0,0 +1,123 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt Mobility Components.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef LIBLOCATIONWRAPPER_H
+#define LIBLOCATINWRAPPER_H
+
+// INCLUDES
+#include <QDebug>
+#include <QFile>
+
+#include "qgeocoordinate.h"
+#include "qgeopositioninfo.h"
+#include "qgeosatelliteinfo.h"
+
+#include "gconfitem.h"
+
+extern "C" {
+   #include <glib.h>
+   #include <location/location-gpsd-control.h>
+   #include <location/location-gps-device.h>
+   #include <location/location-misc.h>
+   #include <location/location-distance-utils.h>
+}
+
+QTM_BEGIN_NAMESPACE
+
+class LiblocationWrapper : public QObject
+{
+    Q_OBJECT
+
+public:
+    static LiblocationWrapper *instance();
+    ~LiblocationWrapper();
+
+    void start();
+    void stop();
+    QGeoPositionInfo lastKnownPosition(bool fromSatellitePositioningMethodsOnly = false) const;
+    bool inited();
+    QGeoPositionInfo position();
+    bool fixIsValid();
+    bool isActive();
+    QList<QGeoSatelliteInfo> satellitesInView();
+    QList<QGeoSatelliteInfo> satellitesInUse();
+
+private:
+    QFile *file;
+    LocationGPSDControl *locationControl;
+    LocationGPSDevice *locationDevice;
+
+    static void locationError(LocationGPSDevice *device, gint code, gpointer data);
+    static void locationChanged(LocationGPSDevice *device, gpointer data);
+
+    int errorHandlerId;
+    int posChangedId;
+    int origUpdateInterval;
+    int startcounter;
+    QGeoPositionInfo lastUpdate;
+    QGeoPositionInfo lastSatUpdate;
+    bool validLastUpdate;
+    bool validLastSatUpdate;
+
+    void satellitesInViewUpdated(const QList<QGeoSatelliteInfo> &satellites);
+    void satellitesInUseUpdated(const QList<QGeoSatelliteInfo> &satellites);
+    QList<QGeoSatelliteInfo> satsInView;
+    QList<QGeoSatelliteInfo> satsInUse;
+
+    enum LocationState {
+        Undefined = 0,
+        Inited = 1,
+        Started = 2,
+        Stopped = 4,
+        RequestActive = 8,
+        RequestSingleShot = 16
+    };
+    int locationState;
+
+private slots:
+    void setLocation(const QGeoPositionInfo &update, bool locationValid);
+
+signals:
+    void error();
+};
+
+QTM_END_NAMESPACE
+#endif // LIBLOCATIONWRAPPER_H