Resolve "Adapt to const nonconst new API"

Closes #21 (closed)

include/gnss/capture/capture_gnss.h

@@ -43,25 +43,43 @@ class CaptureGnss : public CaptureBase
       CaptureGnss(const TimeStamp& _ts, SensorBasePtr _sensor_ptr, GnssUtils::SnapshotPtr _snapshot);
       ~CaptureGnss() override;
 
-      GnssUtils::SnapshotPtr getSnapshot() const;
-      GnssUtils::ObservationsPtr getObservations() const;
-      GnssUtils::NavigationPtr getNavigation() const;
-      GnssUtils::Satellites& getSatellites();
+      GnssUtils::SnapshotConstPtr getSnapshot() const;
+      GnssUtils::SnapshotPtr getSnapshot();
+      GnssUtils::ObservationsConstPtr getObservations() const;
+      GnssUtils::ObservationsPtr getObservations();
+      GnssUtils::NavigationConstPtr getNavigation() const;
+      GnssUtils::NavigationPtr getNavigation();
       const GnssUtils::Satellites& getSatellites() const;
+      GnssUtils::Satellites& getSatellites();
 
 };
 
-inline GnssUtils::SnapshotPtr CaptureGnss::getSnapshot() const
+inline GnssUtils::SnapshotConstPtr CaptureGnss::getSnapshot() const
 {
   return snapshot_;
 }
 
-inline GnssUtils::ObservationsPtr CaptureGnss::getObservations() const
+inline GnssUtils::SnapshotPtr CaptureGnss::getSnapshot()
+{
+  return snapshot_;
+}
+
+inline GnssUtils::ObservationsConstPtr CaptureGnss::getObservations() const
+{
+  return snapshot_->getObservations();
+}
+
+inline GnssUtils::ObservationsPtr CaptureGnss::getObservations()
 {
   return snapshot_->getObservations();
 }
 
-inline GnssUtils::NavigationPtr CaptureGnss::getNavigation() const
+inline GnssUtils::NavigationConstPtr CaptureGnss::getNavigation() const
+{
+  return snapshot_->getNavigation();
+}
+
+inline GnssUtils::NavigationPtr CaptureGnss::getNavigation()
 {
   return snapshot_->getNavigation();
 }