/// <summary>
/// Starts the acquisition of data from the location service.
/// </summary>
/// <param name="desiredAccuracy">The desired accuracy.</param>
public void Start(LocationServiceAccuracy desiredAccuracy)
{
_geolocator.DesiredAccuracy = desiredAccuracy.ToPositionAccuracy();
_geolocator.DesiredAccuracyInMeters = null;
_geolocator.StatusChanged += GeolocatorStatusChanged;
_geolocator.PositionChanged += GeolocatorPositionChanged;
}
/// <summary>
/// Starts an asynchronous operation to retrieve the current location.
/// </summary>
/// <param name="desiredAccuracy">The desired accuracy.</param>
/// <returns>The <see cref="Task"/> object representing the asynchronous operation.</returns>
public async Task <LocationServicePosition> GetPositionAsync(LocationServiceAccuracy desiredAccuracy)
{
_geolocator.DesiredAccuracy = desiredAccuracy.ToPositionAccuracy();
var position = await _geolocator.GetGeopositionAsync();
return(position.Coordinate.ToLocationServicePosition());
}
/// <summary>
/// Starts an asynchronous operation to retrieve the current location.
/// </summary>
/// <param name="desiredAccuracy">The desired accuracy.</param>
/// <param name="maximumAge">The maximum acceptable age of cached location data.</param>
/// <param name="timeout">The timeout.</param>
/// <returns>The <see cref="Task"/> object representing the asynchronous operation.</returns>
public async Task <LocationServicePosition> GetPositionAsync(LocationServiceAccuracy desiredAccuracy, TimeSpan maximumAge, TimeSpan timeout)
{
_geolocator.DesiredAccuracy = desiredAccuracy.ToPositionAccuracy();
var position = await _geolocator.GetGeopositionAsync(maximumAge, timeout);
return(position.Coordinate.ToLocationServicePosition());
}
/// <summary>
/// Starts an asynchronous operation to retrieve the current location.
/// </summary>
/// <param name="desiredAccuracy">The desired accuracy.</param>
/// <param name="cancellationToken">The <see cref="CancellationToken"/>.</param>
/// <returns>The <see cref="Task"/> object representing the asynchronous operation.</returns>
public virtual async Task <LocationServicePosition> GetPositionAsync(LocationServiceAccuracy desiredAccuracy, CancellationToken cancellationToken)
{
_geolocator.DesiredAccuracy = desiredAccuracy.ToPositionAccuracy();
var position = await _geolocator.GetGeopositionAsync()
.AsTask(cancellationToken);
return(position.Coordinate.ToLocationServicePosition());
}
/// <summary>
/// Starts an asynchronous operation to retrieve the current location.
/// </summary>
/// <param name="desiredAccuracy">The desired accuracy.</param>
/// <param name="maximumAge">The maximum acceptable age of cached location data.</param>
/// <param name="timeout">The timeout.</param>
/// <returns>The <see cref="Task"/> object representing the asynchronous operation.</returns>
public async Task <LocationServicePosition> GetPositionAsync(LocationServiceAccuracy desiredAccuracy, TimeSpan maximumAge, TimeSpan timeout)
{
_geolocator.DesiredAccuracy = desiredAccuracy.ToPositionAccuracy();
var getGeopositionAsyncTask = _geolocator.GetGeopositionAsync(maximumAge, timeout).AsTask();
var completedTask = await Task.WhenAny(getGeopositionAsyncTask, Task.Delay((int)timeout.TotalMilliseconds + 500)).ConfigureAwait(false);
if (completedTask != getGeopositionAsyncTask)
{
throw new TimeoutException();
}
var position = getGeopositionAsyncTask.Result;
return(position.Coordinate.ToLocationServicePosition());
}
/// <summary>
/// Starts an asynchronous operation to retrieve the current location.
/// </summary>
/// <param name="desiredAccuracy">The desired accuracy.</param>
/// <param name="maximumAge">The maximum acceptable age of cached location data.</param>
/// <param name="timeout">The timeout.</param>
/// <param name="cancellationToken">The <see cref="CancellationToken"/>.</param>
/// <returns>The <see cref="Task"/> object representing the asynchronous operation.</returns>
public virtual async Task<LocationServicePosition> GetPositionAsync(LocationServiceAccuracy desiredAccuracy, TimeSpan maximumAge, TimeSpan timeout, CancellationToken cancellationToken)
{
_geolocator.DesiredAccuracy = desiredAccuracy.ToPositionAccuracy();
var getGeopositionAsyncTask = _geolocator.GetGeopositionAsync(maximumAge, timeout)
.AsTask(cancellationToken);
var completedTask = await Task.WhenAny(getGeopositionAsyncTask, Task.Delay((int)timeout.TotalMilliseconds + 500, cancellationToken)).ConfigureAwait(false);
if (completedTask != getGeopositionAsyncTask)
{
throw new TimeoutException();
}
var position = await getGeopositionAsyncTask.ConfigureAwait(false);
return position.Coordinate.ToLocationServicePosition();
}
/// <summary>
/// Starts an asynchronous operation to retrieve the current location.
/// </summary>
/// <param name="desiredAccuracy">The desired accuracy.</param>
/// <param name="cancellationToken">The <see cref="CancellationToken"/>.</param>
/// <returns>The <see cref="Task"/> object representing the asynchronous operation.</returns>
public virtual async Task<LocationServicePosition> GetPositionAsync(LocationServiceAccuracy desiredAccuracy, CancellationToken cancellationToken)
{
_geolocator.DesiredAccuracy = desiredAccuracy.ToPositionAccuracy();
var position = await _geolocator.GetGeopositionAsync()
.AsTask(cancellationToken);
return position.Coordinate.ToLocationServicePosition();
}
/// <summary>
/// Starts the acquisition of data from the location service.
/// </summary>
/// <param name="desiredAccuracy">The desired accuracy.</param>
public virtual void Start(LocationServiceAccuracy desiredAccuracy)
{
_geolocator.DesiredAccuracy = desiredAccuracy.ToPositionAccuracy();
_geolocator.DesiredAccuracyInMeters = null;
_geolocator.StatusChanged += GeolocatorStatusChanged;
_geolocator.PositionChanged += GeolocatorPositionChanged;
}
/// <summary>
/// Starts an asynchronous operation to retrieve the current location.
/// </summary>
/// <param name="desiredAccuracy">The desired accuracy.</param>
/// <returns>The <see cref="Task"/> object representing the asynchronous operation.</returns>
public async Task<LocationServicePosition> GetPositionAsync(LocationServiceAccuracy desiredAccuracy)
{
_geolocator.DesiredAccuracy = desiredAccuracy.ToPositionAccuracy();
var position = await _geolocator.GetGeopositionAsync();
return position.Coordinate.ToLocationServicePosition();
}
/// <summary>
/// Starts an asynchronous operation to retrieve the current location.
/// </summary>
/// <param name="desiredAccuracy">The desired accuracy.</param>
/// <param name="maximumAge">The maximum acceptable age of cached location data.</param>
/// <param name="timeout">The timeout.</param>
/// <returns>The <see cref="Task"/> object representing the asynchronous operation.</returns>
public async Task<LocationServicePosition> GetPositionAsync(LocationServiceAccuracy desiredAccuracy, TimeSpan maximumAge, TimeSpan timeout)
{
_geolocator.DesiredAccuracy = desiredAccuracy.ToPositionAccuracy();
var position = await _geolocator.GetGeopositionAsync(maximumAge, timeout);
return position.Coordinate.ToLocationServicePosition();
}
