/// <summary>
/// Starts camera auto-focusing, asynchronously.
/// The camera must be in the <see cref="CameraState.Preview"/> or the <see cref="CameraState.Captured"/> state.
/// </summary>
/// <since_tizen> 3 </since_tizen>
/// <param name="continuous">Continuous auto focus.</param>
/// <privilege>
/// http://tizen.org/privilege/camera
/// </privilege>
/// <remarks>
/// If continuous status is true, the camera continuously tries to focus.
/// </remarks>
/// <exception cref="ArgumentException">In case of invalid parameters.</exception>
/// <exception cref="InvalidOperationException">In case of any invalid operations.</exception>
/// <exception cref="NotSupportedException">In case of this feature is not supported.</exception>
/// <exception cref="ObjectDisposedException">The camera already has been disposed of.</exception>
/// <exception cref="UnauthorizedAccessException">In case of access to the resources cannot be granted.</exception>
public void StartFocusing(bool continuous)
{
ValidateState(CameraState.Preview, CameraState.Captured);
CameraErrorFactory.ThrowIfError(Native.StartFocusing(_handle, continuous),
"Failed to cancel the camera focus.");
}
/// <summary>
/// Starts camera auto-focusing, asynchronously.
/// The camera must be in the <see cref="CameraState.Preview"/> or the <see cref="CameraState.Captured"/> state.
/// </summary>
/// <param name="continuous">Continuous auto focus.</param>
/// <since_tizen> 3 </since_tizen>
/// <privilege> http://tizen.org/privilege/camera </privilege>
/// <feature> http://tizen.org/feature/camera </feature>
/// <remarks>
/// If continuous status is true, the camera continuously tries to focus.
/// </remarks>
/// <exception cref="ArgumentException">In case of invalid parameters.</exception>
/// <exception cref="InvalidOperationException">In case of any invalid operations.</exception>
/// <exception cref="NotSupportedException">In case of this feature is not supported.</exception>
/// <exception cref="ObjectDisposedException">The camera already has been disposed of.</exception>
/// <exception cref="UnauthorizedAccessException">In case of access to the resources cannot be granted.</exception>
public void StartFocusing(bool continuous)
{
ValidateState(CameraState.Preview, CameraState.Captured);
Native.StartFocusing(_handle, continuous).ThrowIfFailed("Failed to cancel the camera focus.");
}