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// Copyright 2016 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 DEVICE_GENERIC_SENSOR_SENSOR_PROVIDER_IMPL_H_
#define DEVICE_GENERIC_SENSOR_SENSOR_PROVIDER_IMPL_H_
#include "base/macros.h"
#include "device/generic_sensor/generic_sensor_export.h"
#include "device/generic_sensor/public/interfaces/sensor_provider.mojom.h"
namespace device {
class PlatformSensorProvider;
class PlatformSensor;
// Implementation of SensorProvider mojo interface.
// Uses PlatformSensorProvider singleton to create platform specific instances
// of PlatformSensor which are used by SensorImpl.
class DEVICE_GENERIC_SENSOR_EXPORT SensorProviderImpl final
: public mojom::SensorProvider {
public:
static void Create(
scoped_refptr<base::SingleThreadTaskRunner> file_task_runner,
mojom::SensorProviderRequest request);
~SensorProviderImpl() override;
private:
explicit SensorProviderImpl(PlatformSensorProvider* provider);
// SensorProvider implementation.
void GetSensor(mojom::SensorType type,
mojom::SensorRequest sensor_request,
const GetSensorCallback& callback) override;
// Helper callback method to return created sensors.
void SensorCreated(mojom::SensorType type,
mojo::ScopedSharedBufferHandle cloned_handle,
mojom::SensorRequest sensor_request,
const GetSensorCallback& callback,
scoped_refptr<PlatformSensor> sensor);
PlatformSensorProvider* provider_;
base::WeakPtrFactory<SensorProviderImpl> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(SensorProviderImpl);
};
} // namespace device
#endif // DEVICE_GENERIC_SENSOR_SENSOR_PROVIDER_IMPL_H_