/// <summary>
/// Invoked when 'Register Task' button is clicked. Attempts to find a default
/// Pedometer and registers a background task with a step goal of 50 steps.
/// Adds a
/// </summary>
private async void ScenarioRegisterTask_Click(object sender, Windows.UI.Xaml.RoutedEventArgs e)
{
try
{
sensor = await Pedometer.GetDefaultAsync();
if (sensor != null)
{
var status = await BackgroundExecutionManager.RequestAccessAsync();
if ((BackgroundAccessStatus.AllowedWithAlwaysOnRealTimeConnectivity == status) ||
(BackgroundAccessStatus.AllowedMayUseActiveRealTimeConnectivity == status))
{
RegisterBackgroundTask();
}
else
{
rootPage.NotifyUser("Background tasks may be disabled for this app", NotifyType.ErrorMessage);
}
}
else
{
rootPage.NotifyUser("No pedometer sensors found", NotifyType.ErrorMessage);
}
}
catch (UnauthorizedAccessException)
{
rootPage.NotifyUser("User has denied access to Pedometer history", NotifyType.ErrorMessage);
}
}
/// <summary>
/// 'Register ReadingChanged' button click handler. Registers to the '
/// ReadingChanged' event of the default pedometer opened earlier.
/// </summary>
/// <param name="sender">unused</param>
/// <param name="e">unused</param>
async private void RegisterButton_Click(object sender, RoutedEventArgs e)
{
// Get the default sensor
if (!registeredForEvents)
{
RegisterButton.IsEnabled = false;
try
{
pedometer = await Pedometer.GetDefaultAsync();
if (pedometer == null)
{
rootPage.NotifyUser("No pedometer available", NotifyType.ErrorMessage);
}
RegisterButton.Content = "UnRegister ReadingChanged";
RegisterButton.IsEnabled = true;
rootPage.NotifyUser("Registered for step count changes", NotifyType.StatusMessage);
}
catch (System.UnauthorizedAccessException)
{
rootPage.NotifyUser("Access to the default pedometer is denied", NotifyType.ErrorMessage);
}
pedometer.ReadingChanged += Pedometer_ReadingChanged;
registeredForEvents = true;
}
else
{
pedometer.ReadingChanged -= Pedometer_ReadingChanged;
pedometer = null;
RegisterButton.Content = "Register ReadingChanged";
registeredForEvents = false;
rootPage.NotifyUser("Pedometer available - Not registered for events", NotifyType.StatusMessage);
}
}
public async void StartReading(int reportInterval = -1)
{
_pedometer = await Pedometer.GetDefaultAsync();
if (reportInterval >= 0)
{
_pedometer.ReportInterval = (uint)reportInterval;
}
_pedometer.ReadingChanged += PedometerReadingChanged;
}
/// <summary>
/// Invoked when 'GetCurrentButton' is clicked.
/// 'ReadingChanged' will not be fired when there is no activity on the pedometer
/// and hence can't be reliably used to get the current step count. This handler makes
/// use of 'GetCurrentReadings' API to determine the current step count
/// </summary>
async private void GetCurrentButton_Click(object sender, Windows.UI.Xaml.RoutedEventArgs e)
{
// Determine if we can access pedometers
var deviceAccessInfo = DeviceAccessInformation.CreateFromDeviceClassId(PedometerClassId);
if (deviceAccessInfo.CurrentStatus == DeviceAccessStatus.Allowed)
{
// Determine if a pedometer is present
// This can also be done using Windows::Devices::Enumeration::DeviceInformation::FindAllAsync
var sensor = await Pedometer.GetDefaultAsync();
if (sensor != null)
{
DateTime dt = DateTime.FromFileTimeUtc(0);
int totalStepCount = 0;
// Get the current readings to find the current step counters
var currentReadings = sensor.GetCurrentReadings();
bool updateTimestamp = true;
foreach (PedometerStepKind kind in Enum.GetValues(typeof(PedometerStepKind)))
{
PedometerReading reading;
if (currentReadings.TryGetValue(kind, out reading))
{
totalStepCount += reading.CumulativeSteps;
}
if (updateTimestamp)
{
DateTimeFormatter timestampFormatter = new DateTimeFormatter("shortdate longtime");
ScenarioOutput_Timestamp.Text = timestampFormatter.Format(reading.Timestamp);
updateTimestamp = false;
}
}
ScenarioOutput_TotalStepCount.Text = totalStepCount.ToString();
rootPage.NotifyUser("Hit the 'Get steps count' Button", NotifyType.StatusMessage);
// Re-enable button
GetCurrentButton.IsEnabled = true;
}
else
{
rootPage.NotifyUser("No pedometers found", NotifyType.ErrorMessage);
}
}
else
{
rootPage.NotifyUser("Access to pedometers is denied", NotifyType.ErrorMessage);
}
}
// <summary>
// Background task entry point.
// </summary>
// <param name="taskInstance"></param>
public async void Run(IBackgroundTaskInstance taskInstance)
{
//alti = Altimeter.GetDefault();
high = Altimeter.GetDefault();
if (null != high)
{
TimerCallback timerc = new TimerCallback(timerTask);
timer = new Timer(timerc, null, 1000 * 60 * 10, 1000 * 60 * 10);
dm = DataManager.getInstance();
//dm.setHeightTable();
//IAsyncOperation<Pedometer> iasyncP = Pedometer.GetDefaultAsync();
pressure = Barometer.GetDefault();
// Select a report interval that is both suitable for the purposes of the app and supported by the sensor.
//uint minReportIntervalMsecs = alti.MinimumReportInterval;
//alti.ReportInterval = 50000;
// Subscribe to accelerometer ReadingChanged events.
//initAlti = alti.GetCurrentReading().AltitudeChangeInMeters;
//barometer = Barometer.GetDefault();
//barometer.ReportInterval = 2000;
//initBarometer = barometer.GetCurrentReading().StationPressureInHectopascals;
//barometer.ReadingChanged += new TypedEventHandler<Barometer, BarometerReadingChangedEventArgs>(Barometer_Readingchanged);
// Take a deferral that is released when the task is completed.
_deferral = taskInstance.GetDeferral();
// Get notified when the task is canceled.
taskInstance.Canceled += new BackgroundTaskCanceledEventHandler(OnCanceled);
//Task.Delay(500).Wait();
// Store a setting so that the app knows that the task is running.
//ApplicationData.Current.LocalSettings.Values["IsBackgroundTaskActive"] = true;
//pedometer = iasyncP.GetResults();
pedometer = await Pedometer.GetDefaultAsync();
start();
high.ReadingChanged += new TypedEventHandler <Altimeter, AltimeterReadingChangedEventArgs>(ReadingChanged);
pedometer.ReadingChanged += new TypedEventHandler <Pedometer, PedometerReadingChangedEventArgs>(Pedometer_ReadingChanged);
}
}
/// <summary>
/// Static method to get the default steps engine present in the system.
/// </summary>
public static async Task <IStepsEngine> GetDefaultAsync()
{
IStepsEngine stepsEngine = null;
try
{
// Check if there is a pedometer in the system.
// This also checks if the user has disabled motion data from Privacy settings
Pedometer pedometer = await Pedometer.GetDefaultAsync();
// If there is one then create OSStepsEngine.
if (pedometer != null)
{
stepsEngine = new OSStepsEngine();
}
}
catch (System.UnauthorizedAccessException)
{
// If there is a pedometer but the user has disabled motion data
// then check if the user wants to open settngs and enable motion data.
MessageDialog dialog = new MessageDialog("Motion access has been disabled in system settings. Do you want to open settings now?", "Information");
dialog.Commands.Add(new UICommand("Yes", async cmd => await Windows.System.Launcher.LaunchUriAsync(new Uri("ms-settings:privacy-motion"))));
dialog.Commands.Add(new UICommand("No"));
await dialog.ShowAsync();
new System.Threading.ManualResetEvent(false).WaitOne(500);
return(null);
}
// No Windows.Devices.Sensors.Pedometer exists, fall back to using Lumia Sensor Core.
if (stepsEngine == null)
{
// Check if all the required settings have been configured correctly
await LumiaStepsEngine.ValidateSettingsAsync();
stepsEngine = new LumiaStepsEngine();
}
return(stepsEngine);
}
private async void end(string name)
{
DataManager dm = DataManager.getInstance();
var settings = ApplicationData.Current.LocalSettings;
double nowH = (double)settings.Values["nowH"];
int startRS = (int)settings.Values["startRS"];
int startWS = (int)settings.Values["startWS"];
var aaa = await Pedometer.GetDefaultAsync();
var aa = aaa.GetCurrentReadings();
int rs = aa[PedometerStepKind.Running].CumulativeSteps;
int ws = aa[PedometerStepKind.Walking].CumulativeSteps;
double p = Barometer.GetDefault().GetCurrentReading().StationPressureInHectopascals;
double h = Math.Round(nowH, 1);
double la = 200;
double lo = 200;
try
{
Geolocator geolocator = new Geolocator();
// 获取当前的位置
Geoposition pos = await geolocator.GetGeopositionAsync();
//纬度
la = pos.Coordinate.Point.Position.Latitude;
//经度
lo = pos.Coordinate.Point.Position.Longitude;
}
catch (UnauthorizedAccessException)
{
//未授权的访问异常
}
catch (Exception ex)
{
//超时 time out
}
dm.end(la, lo, h, p, ws, rs, (ws - startWS) + (rs - startRS), name);
dm.closeDB();
}
/// <summary>
/// Invoked when 'GetCurrentButton' is clicked.
/// 'ReadingChanged' will not be fired when there is no activity on the pedometer
/// and hence can't be reliably used to get the current step count. This handler makes
/// use of pedometer history on the system to get the current step count of the parameter
/// </summary>
async private void GetCurrentButton_Click(object sender, Windows.UI.Xaml.RoutedEventArgs e)
{
// Determine if we can access pedometers
var deviceAccessInfo = DeviceAccessInformation.CreateFromDeviceClassId(PedometerClassId);
if (deviceAccessInfo.CurrentStatus == DeviceAccessStatus.Allowed)
{
// Determine if a pedometer is present
// This can also be done using Windows::Devices::Enumeration::DeviceInformation::FindAllAsync
var sensor = await Pedometer.GetDefaultAsync();
if (sensor != null)
{
DateTime dt = DateTime.FromFileTimeUtc(0);
int totalStepCount = 0;
int lastTotalCount = 0;
rootPage.NotifyUser("Retrieving history to get current step counts", NotifyType.StatusMessage);
// Disable the button while we get the history
GetCurrentButton.IsEnabled = false;
DateTimeOffset fromBeginning = new DateTimeOffset(dt);
try
{
var historyReadings = await Pedometer.GetSystemHistoryAsync(fromBeginning);
// History always returns chronological list of step counts for all PedometerStepKinds
// And each record represents cumulative step counts for that step kind.
// So we will use the last set of records - that gives us the cumulative step count for
// each kind and ignore rest of the records
PedometerStepKind stepKind = PedometerStepKind.Unknown;
DateTimeOffset lastReadingTimestamp;
bool resetTotal = false;
foreach (PedometerReading reading in historyReadings)
{
if (stepKind == PedometerStepKind.Running)
{
// reset the total after reading the 'PedometerStepKind.Running' count
resetTotal = true;
}
totalStepCount += reading.CumulativeSteps;
if (resetTotal)
{
lastReadingTimestamp = reading.Timestamp;
lastTotalCount = totalStepCount;
stepKind = PedometerStepKind.Unknown;
totalStepCount = 0;
resetTotal = false;
}
else
{
stepKind++;
}
}
ScenarioOutput_TotalStepCount.Text = lastTotalCount.ToString();
DateTimeFormatter timestampFormatter = new DateTimeFormatter("shortdate longtime");
ScenarioOutput_Timestamp.Text = timestampFormatter.Format(lastReadingTimestamp);
rootPage.NotifyUser("Hit the 'Get steps count' Button", NotifyType.StatusMessage);
}
catch (UnauthorizedAccessException)
{
rootPage.NotifyUser("User has denied access to activity history", NotifyType.ErrorMessage);
}
// Re-enable button
GetCurrentButton.IsEnabled = true;
}
else
{
rootPage.NotifyUser("No pedometers found", NotifyType.ErrorMessage);
}
}
else
{
rootPage.NotifyUser("Access to pedometers is denied", NotifyType.ErrorMessage);
}
}
/// <summary>
/// Invoked when 'Get History' button is clicked.
/// Depending on the user selection, this handler uses one of the overloaded
/// 'GetSystemHistoryAsync' APIs to retrieve the pedometer history of the user
/// </summary>
/// <param name="sender">unused</param>
/// <param name="e">unused</param>
async private void GetHistory_Click(object sender, Windows.UI.Xaml.RoutedEventArgs e)
{
GetHistory.IsEnabled = false;
// Determine if we can access pedometers
var deviceAccessInfo = DeviceAccessInformation.CreateFromDeviceClassId(PedometerClassId);
if (deviceAccessInfo.CurrentStatus == DeviceAccessStatus.Allowed)
{
// Determine if a pedometer is present
// This can also be done using Windows::Devices::Enumeration::DeviceInformation::FindAllAsync
var sensor = await Pedometer.GetDefaultAsync();
if (sensor != null)
{
IReadOnlyList <PedometerReading> historyReadings = null;
var timestampFormatter = new DateTimeFormatter("shortdate longtime");
// Disable subsequent history retrieval while the async operation is in progress
GetHistory.IsEnabled = false;
// clear previous content being displayed
historyRecords.Clear();
try
{
if (getAllHistory)
{
var dt = DateTime.FromFileTimeUtc(0);
var fromBeginning = new DateTimeOffset(dt);
rootPage.NotifyUser("Retrieving all available History", NotifyType.StatusMessage);
historyReadings = await Pedometer.GetSystemHistoryAsync(fromBeginning);
}
else
{
String notificationString = "Retrieving history from: ";
var calendar = new Calendar();
calendar.ChangeClock("24HourClock");
// DateTime picker will also include hour, minute and seconds from the the system time.
// Decrement the same to be able to correctly add TimePicker values.
calendar.SetDateTime(FromDate.Date);
calendar.AddNanoseconds(-calendar.Nanosecond);
calendar.AddSeconds(-calendar.Second);
calendar.AddMinutes(-calendar.Minute);
calendar.AddHours(-calendar.Hour);
calendar.AddSeconds(Convert.ToInt32(FromTime.Time.TotalSeconds));
DateTimeOffset fromTime = calendar.GetDateTime();
calendar.SetDateTime(ToDate.Date);
calendar.AddNanoseconds(-calendar.Nanosecond);
calendar.AddSeconds(-calendar.Second);
calendar.AddMinutes(-calendar.Minute);
calendar.AddHours(-calendar.Hour);
calendar.AddSeconds(Convert.ToInt32(ToTime.Time.TotalSeconds));
DateTimeOffset toTime = calendar.GetDateTime();
notificationString += timestampFormatter.Format(fromTime);
notificationString += " To ";
notificationString += timestampFormatter.Format(toTime);
if (toTime.ToFileTime() < fromTime.ToFileTime())
{
rootPage.NotifyUser("Invalid time span. 'To Time' must be equal or more than 'From Time'", NotifyType.ErrorMessage);
// Enable subsequent history retrieval while the async operation is in progress
GetHistory.IsEnabled = true;
}
else
{
TimeSpan span = TimeSpan.FromTicks(toTime.Ticks - fromTime.Ticks);
rootPage.NotifyUser(notificationString, NotifyType.StatusMessage);
historyReadings = await Pedometer.GetSystemHistoryAsync(fromTime, span);
}
}
if (historyReadings != null)
{
foreach (PedometerReading reading in historyReadings)
{
HistoryRecord record = new HistoryRecord(reading);
historyRecords.Add(record);
// Get at most 100 records (number is arbitrary chosen for demonstration purposes)
if (historyRecords.Count == 100)
{
break;
}
}
rootPage.NotifyUser("History retrieval completed", NotifyType.StatusMessage);
}
}
catch (UnauthorizedAccessException)
{
rootPage.NotifyUser("User has denied access to activity history", NotifyType.ErrorMessage);
}
// Finally, re-enable history retrieval
GetHistory.IsEnabled = true;
}
else
{
rootPage.NotifyUser("No pedometers found", NotifyType.ErrorMessage);
}
}
else
{
rootPage.NotifyUser("Access to pedometers is denied", NotifyType.ErrorMessage);
}
}
