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// Copyright (c) 2012 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.
#include "device/geolocation/location_provider_android.h"
#include <memory>
#include "base/bind.h"
#include "base/memory/ptr_util.h"
#include "device/geolocation/geoposition.h"
#include "device/geolocation/location_api_adapter_android.h"
namespace device {
// LocationProviderAndroid
LocationProviderAndroid::LocationProviderAndroid() : weak_ptr_factory_(this) {}
LocationProviderAndroid::~LocationProviderAndroid() {
DCHECK(thread_checker_.CalledOnValidThread());
StopProvider();
}
void LocationProviderAndroid::NotifyNewGeoposition(
const Geoposition& position) {
DCHECK(thread_checker_.CalledOnValidThread());
last_position_ = position;
if (!callback_.is_null())
callback_.Run(this, position);
}
void LocationProviderAndroid::SetUpdateCallback(
const LocationProviderUpdateCallback& callback) {
DCHECK(thread_checker_.CalledOnValidThread());
callback_ = callback;
}
bool LocationProviderAndroid::StartProvider(bool high_accuracy) {
DCHECK(thread_checker_.CalledOnValidThread());
return LocationApiAdapterAndroid::GetInstance()->Start(
base::Bind(&LocationProviderAndroid::NotifyNewGeoposition,
weak_ptr_factory_.GetWeakPtr()),
high_accuracy);
}
void LocationProviderAndroid::StopProvider() {
DCHECK(thread_checker_.CalledOnValidThread());
LocationApiAdapterAndroid::GetInstance()->Stop();
}
const Geoposition& LocationProviderAndroid::GetPosition() {
DCHECK(thread_checker_.CalledOnValidThread());
return last_position_;
}
void LocationProviderAndroid::OnPermissionGranted() {
DCHECK(thread_checker_.CalledOnValidThread());
// Nothing to do here.
}
// static
std::unique_ptr<LocationProvider> NewSystemLocationProvider() {
return base::WrapUnique(new LocationProviderAndroid);
}
} // namespace device
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