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- // Copyright 2014 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #ifndef SERVICES_DEVICE_GEOLOCATION_GEOLOCATION_IMPL_H_
- #define SERVICES_DEVICE_GEOLOCATION_GEOLOCATION_IMPL_H_
- #include "base/memory/raw_ptr.h"
- #include "mojo/public/cpp/bindings/receiver.h"
- #include "services/device/geolocation/geolocation_provider_impl.h"
- #include "services/device/public/mojom/geolocation.mojom.h"
- namespace device {
- class GeolocationProvider;
- class GeolocationContext;
- // Implements the Geolocation Mojo interface.
- class GeolocationImpl : public mojom::Geolocation {
- public:
- // |context| must outlive this object.
- GeolocationImpl(mojo::PendingReceiver<mojom::Geolocation> receiver,
- GeolocationContext* context);
- GeolocationImpl(const GeolocationImpl&) = delete;
- GeolocationImpl& operator=(const GeolocationImpl&) = delete;
- ~GeolocationImpl() override;
- // Starts listening for updates.
- void StartListeningForUpdates();
- // Pauses and resumes sending updates to the client of this instance.
- void PauseUpdates();
- void ResumeUpdates();
- // Enables and disables geolocation override.
- void SetOverride(const mojom::Geoposition& position);
- void ClearOverride();
- private:
- // mojom::Geolocation:
- void SetHighAccuracy(bool high_accuracy) override;
- void QueryNextPosition(QueryNextPositionCallback callback) override;
- void OnConnectionError();
- void OnLocationUpdate(const mojom::Geoposition& position);
- void ReportCurrentPosition();
- // The binding between this object and the other end of the pipe.
- mojo::Receiver<mojom::Geolocation> receiver_;
- // Owns this object.
- raw_ptr<GeolocationContext> context_;
- // Token that unsubscribes from GeolocationProvider updates when destroyed.
- base::CallbackListSubscription geolocation_subscription_;
- // The callback passed to QueryNextPosition.
- QueryNextPositionCallback position_callback_;
- // Valid if SetOverride() has been called and ClearOverride() has not
- // subsequently been called.
- mojom::Geoposition position_override_;
- mojom::Geoposition current_position_;
- // Whether this instance is currently observing location updates with high
- // accuracy.
- bool high_accuracy_;
- bool has_position_to_report_;
- };
- } // namespace device
- #endif // SERVICES_DEVICE_GEOLOCATION_GEOLOCATION_IMPL_H_
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