public static async Task <PlaceInfo> AsyncGetPlaceName(GpsLocation location)
{
//https://docs.microsoft.com/en-us/xamarin/essentials/geocoding?tabs=android
try
{
var loc = new Xamarin.Essentials.Location(location.Latitude, location.Longitude);
var placemarks = await Geocoding.GetPlacemarksAsync(loc);
var placemark = placemarks?.FirstOrDefault();
if (placemark != null)
{
var geocodeAddress = placemark.Thoroughfare;
geocodeAddress = geocodeAddress.Append(" ", placemark.SubThoroughfare);
geocodeAddress = geocodeAddress.Append(", ", placemark.SubLocality);
geocodeAddress = geocodeAddress.Append(", ", placemark.Locality);
geocodeAddress = geocodeAddress.Append(", ", placemark.CountryCode);
var country = PoiCountryHelper.GetCountry(placemark.CountryCode) ?? PoiCountryHelper.GetDefaultCountryByPhoneSettings();
return(new PlaceInfo(geocodeAddress, country));
}
return(new PlaceInfo());
}
catch
{
return(new PlaceInfo());
}
}
protected override void OnResume()
{
base.OnResume();
Task.Run(async() =>
{
var defaultCountry = await PoiCountryHelper.GetDefaultCountryByPhoneLocation();
MainThread.BeginInvokeOnMainThread(() => SelectCountry(defaultCountry));
});
}
private void OnSelectionUpdated(Poi poi)
{
FindViewById <TextView>(Resource.Id.textViewPlaceName).Text = poi.Name;
FindViewById <TextView>(Resource.Id.textViewPlaceCountry).Text = PoiCountryHelper.GetCountryName(poi.Country);
FindViewById <TextView>(Resource.Id.textViewAltitude).Text = $"{poi.Altitude:F0} m";
FindViewById <TextView>(Resource.Id.textViewGpsLocation).Text = GpsUtils.LocationAsString(poi.Latitude, poi.Longitude);
var thumbnail = FindViewById <ImageView>(Resource.Id.Thumbnail);
thumbnail.SetImageResource(PoiCategoryHelper.GetImage(poi.Category));
CalculateDownloadSize(poi);
}
private void OnSave()
{
try
{
//View angle correction
_settings.IsViewAngleCorrection = _switchManualViewAngle.Checked;
if (_switchManualViewAngle.Checked)
{
_settings.CorrectionViewAngleHorizontal = _seekBarCorrectionViewAngleHorizontal.Progress / (float)10.0;;
_settings.CorrectionViewAngleVertical = _seekBarCorrectionViewAngleVertical.Progress / (float)10.0;
}
//Manual GPS location
if (_switchManualGpsLocation.Checked)
{
var loc = new GpsLocation(
double.Parse(_editTextLongitude.Text, CultureInfo.InvariantCulture),
double.Parse(_editTextLatitude.Text, CultureInfo.InvariantCulture),
double.Parse(_editTextAltitude.Text, CultureInfo.InvariantCulture));
_settings.SetManualLocation(loc);
}
else
{
_settings.SetAutoLocation();
}
//Auto elevation profile
_settings.AutoElevationProfile = _switchAutoElevationProfile.Checked;
//Altitude from elevation map
_settings.AltitudeFromElevationMap = _switchAltitudeFromElevationMap.Checked;
_settings.CameraResolutionSelected = _listOfCameraResolutions[_spinnerPhotoResolution.SelectedItemPosition];
_settings.Language = PoiCountryHelper.GetLanguageCode(_listOfLanguages[_spinnerLanguages.SelectedItemPosition]);
_settings.NotifySettingsChanged(ChangedData.ViewOptions);
AppContextLiveData.Instance.SetLocale(this);
}
catch (Exception ex)
{
PopupHelper.ErrorDialog(this, "Error when saving settings.", ex.Message);
}
SetResult(RESULT_OK);
Finish();
}
private bool IsDirty()
{
if (_isDirty)
{
return(true);
}
if (!_settings.CameraResolutionSelected.Equals(_listOfCameraResolutions[_spinnerPhotoResolution.SelectedItemPosition]))
{
return(true);
}
if (_settings.Language != PoiCountryHelper.GetLanguageCode(_listOfLanguages[_spinnerLanguages.SelectedItemPosition]))
{
return(true);
}
return(false);
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
AppContextLiveData.Instance.SetLocale(this);
if (AppContextLiveData.Instance.IsPortrait)
{
SetContentView(Resource.Layout.SettingsActivityPortrait);
}
else
{
SetContentView(Resource.Layout.SettingsActivityLandscape);
}
var toolbar = FindViewById <Toolbar>(Resource.Id.toolbar);
SetActionBar(toolbar);
ActionBar.SetDisplayShowHomeEnabled(true);
ActionBar.SetDisplayHomeAsUpEnabled(true);
ActionBar.SetDisplayShowTitleEnabled(true);
ActionBar.SetTitle(Resource.String.SettingsActivity);
_spinnerLanguages = FindViewById <Spinner>(Resource.Id.spinnerLanguage);
_spinnerPhotoResolution = FindViewById <Spinner>(Resource.Id.spinnerResolution);
_switchManualViewAngle = FindViewById <Switch>(Resource.Id.switchManualViewAngle);
_seekBarCorrectionViewAngleHorizontal = FindViewById <SeekBar>(Resource.Id.seekBarCorrectionViewAngleHorizontal);
_textViewAngleHorizontal = FindViewById <TextView>(Resource.Id.textViewAngleHorizontal);
_seekBarCorrectionViewAngleVertical = FindViewById <SeekBar>(Resource.Id.seekBarCorrectionViewAngleVertical);
_textViewAngleVertical = FindViewById <TextView>(Resource.Id.textViewAngleVertical);
_resetButton = FindViewById <Button>(Resource.Id.reset);
_resetButton.SetOnClickListener(this);
var adapterLanguages = new ArrayAdapter(this, Android.Resource.Layout.SimpleSpinnerDropDownItem, _listOfLanguages);
_spinnerLanguages.Adapter = adapterLanguages;
_spinnerLanguages.SetSelection(_listOfLanguages.FindIndex(i => i == PoiCountryHelper.GetLanguageName(_settings.Language)));
_spinnerLanguages.ItemSelected += (sender, args) => { InvalidateOptionsMenu(); };
_listOfCameraResolutions = CameraUtilities.GetCameraResolutions(_settings.CameraId).Where(x => x.Width >= ScaleImageView.MIN_IMAGE_SIZE && x.Height >= ScaleImageView.MIN_IMAGE_SIZE).ToList();
var adapterPhotoResolution = new ArrayAdapter(this, Android.Resource.Layout.SimpleSpinnerDropDownItem, _listOfCameraResolutions);
_spinnerPhotoResolution.Adapter = adapterPhotoResolution;
var resolutionIdx = _listOfCameraResolutions.FindIndex(i => i.Equals(_settings.CameraResolutionSelected));
_spinnerPhotoResolution.SetSelection(resolutionIdx);
_spinnerPhotoResolution.ItemSelected += (sender, args) => { InvalidateOptionsMenu(); };
_switchManualViewAngle.Checked = _settings.IsViewAngleCorrection;
_switchManualViewAngle.SetOnClickListener(this);
_seekBarCorrectionViewAngleHorizontal.Enabled = _settings.IsViewAngleCorrection;
_seekBarCorrectionViewAngleHorizontal.Progress = (int)(_settings.CorrectionViewAngleHorizontal * 10);
_seekBarCorrectionViewAngleHorizontal.ProgressChanged += SeekBarProgressChanged;
_seekBarCorrectionViewAngleVertical.Enabled = _settings.IsViewAngleCorrection;
_seekBarCorrectionViewAngleVertical.Progress = (int)(_settings.CorrectionViewAngleVertical * 10);
_seekBarCorrectionViewAngleVertical.ProgressChanged += SeekBarProgressChanged;
UpdateViewAngleText(_settings.CorrectionViewAngleHorizontal, _settings.CorrectionViewAngleVertical);
_switchManualGpsLocation = FindViewById <Switch>(Resource.Id.switchManualGpsLocation);
_switchManualGpsLocation.Checked = _settings.IsManualLocation;
_switchManualGpsLocation.SetOnClickListener(this);
_textViewLatitude = FindViewById <TextView>(Resource.Id.latitudeTitle);
_textViewLongitude = FindViewById <TextView>(Resource.Id.longitudeTitle);
_textViewAltitude = FindViewById <TextView>(Resource.Id.altitudeTitle);
_editTextLatitude = FindViewById <EditText>(Resource.Id.editTextLatitude);
_editTextLongitude = FindViewById <EditText>(Resource.Id.editTextLongitude);
_editTextAltitude = FindViewById <EditText>(Resource.Id.editTextAltitude);
_editTextLatitude.TextChanged += ManualGpsLocationChanged;
_editTextLongitude.TextChanged += ManualGpsLocationChanged;
_editTextAltitude.TextChanged += ManualGpsLocationChanged;
EnableOrDisableGpsLocationInputs(_settings.IsManualLocation);
InitializeGpsLocationInputs(_settings.IsManualLocation ? _settings.ManualLocation : AppContextLiveData.Instance.MyLocation);
_switchAltitudeFromElevationMap = FindViewById <Switch>(Resource.Id.switchAltitudeFromElevationMap);
_switchAltitudeFromElevationMap.Checked = _settings.AltitudeFromElevationMap;
_switchAltitudeFromElevationMap.SetOnClickListener(this);
_switchAutoElevationProfile = FindViewById <Switch>(Resource.Id.switchAutoElevationProfile);
_switchAutoElevationProfile.Checked = _settings.AutoElevationProfile;
_switchAutoElevationProfile.SetOnClickListener(this);
var buttonClearElevationData = FindViewById <Button>(Resource.Id.buttonClearElevationData);
buttonClearElevationData.SetOnClickListener(this);
_textViewElevationDataSize = FindViewById <TextView>(Resource.Id.textViewElevationDataSize);
UpdateElevationDataSize();
}
public void SetLocale(Context appContext)
{
PoiCountryHelper.SetLocale(appContext.Resources, Settings.Language);
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
AppContextLiveData.Instance.SetLocale(this);
Platform.Init(this, savedInstanceState);
if (AppContextLiveData.Instance.IsPortrait)
{
SetContentView(Resource.Layout.EditActivityPortrait);
}
else
{
SetContentView(Resource.Layout.EditActivityLandscape);
}
_id = Intent.GetLongExtra("Id", -1);
var toolbar = FindViewById <Toolbar>(Resource.Id.toolbar);
SetActionBar(toolbar);
ActionBar.SetDisplayShowHomeEnabled(true);
ActionBar.SetDisplayHomeAsUpEnabled(true);
ActionBar.SetDisplayShowTitleEnabled(true);
ActionBar.SetTitle(Resource.String.PoiEditActivity);
_editTextName = FindViewById <EditText>(Resource.Id.editTextName);
_editTextLatitude = FindViewById <EditText>(Resource.Id.editTextLatitude);
_editTextLongitude = FindViewById <EditText>(Resource.Id.editTextLongitude);
_editTextAltitude = FindViewById <EditText>(Resource.Id.editTextAltitude);
_buttonFavourite = FindViewById <ImageView>(Resource.Id.buttonFavourite);
_buttonOpenWiki = FindViewById <Button>(Resource.Id.buttonWiki);
_buttonOpenMap = FindViewById <Button>(Resource.Id.buttonMap);
_buttonTeleport = FindViewById <Button>(Resource.Id.buttonTeleport);
_spinnerCategory = FindViewById <Spinner>(Resource.Id.spinnerCategory);
_spinnerCountry = FindViewById <Spinner>(Resource.Id.spinnerCountry);
_spinnerCountry.Adapter = new CountryAdapter(this);
_spinnerCategory.Adapter = new CategoryAdapter(this);
_thumbnail = FindViewById <ImageView>(Resource.Id.Thumbnail);
if (_id != -1)
{
_item = Context.Database.GetItem(_id);
var categoryIndex = (_spinnerCategory.Adapter as CategoryAdapter).GetPosition(_item.Category);
_spinnerCategory.SetSelection(categoryIndex);
var countryIndex = (_spinnerCountry.Adapter as CountryAdapter).GetPosition(_item.Country);
_spinnerCountry.SetSelection(countryIndex);
_editTextName.Text = _item.Name;
_editTextAltitude.Text = $"{_item.Altitude:F0}";
_editTextLongitude.Text = $"{_item.Longitude:F7}".Replace(",", ".");
_editTextLatitude.Text = $"{_item.Latitude:F7}".Replace(",", ".");
_thumbnail.SetImageResource(PoiCategoryHelper.GetImage(_item.Category));
}
else
{
var country = PoiCountryHelper.GetDefaultCountryByPhoneSettings();
var countryIndex = (_spinnerCountry.Adapter as CountryAdapter).GetPosition(country);
_spinnerCountry.SetSelection(countryIndex);
}
_buttonFavourite.SetImageResource(_item.Favorite ? Android.Resource.Drawable.ButtonStarBigOn : Android.Resource.Drawable.ButtonStarBigOff);
_buttonOpenWiki.Enabled = (string.IsNullOrEmpty(_item.Wikidata) && string.IsNullOrEmpty(_item.Wikipedia)) ? false : true;
_buttonOpenWiki.Visibility = (string.IsNullOrEmpty(_item.Wikidata) && string.IsNullOrEmpty(_item.Wikipedia)) ? ViewStates.Gone : ViewStates.Visible;
//finally set-up event listeners
_editTextName.TextChanged += OnTextChanged;
_editTextLatitude.TextChanged += OnTextChanged;
_editTextLongitude.TextChanged += OnTextChanged;
_editTextAltitude.TextChanged += OnTextChanged;
_buttonFavourite.SetOnClickListener(this);
_buttonOpenMap.SetOnClickListener(this);
_buttonOpenWiki.SetOnClickListener(this);
_buttonTeleport.SetOnClickListener(this);
_spinnerCategory.ItemSelected += OnCategorySelected;
_spinnerCountry.ItemSelected += OnCountrySelected;
}
private void OnIndexDownloaded(string json)
{
try
{
_downloadViewItems = new List <DownloadViewItem>();
//fetch list of already downladed items from database
var downloadedTask = AppContext.Database.GetDownloadedPoisAsync();
downloadedTask.Wait();
var _downloadItems = downloadedTask.Result.ToList();
if (!String.IsNullOrEmpty(json))
{
var _horizonIndex = JsonConvert.DeserializeObject <HorizonIndex>(json);
//combine those two lists together
foreach (var country in _horizonIndex)
{
foreach (var item in country.PoiData)
{
var fromDB = _downloadItems.Find(x => x.Id == item.Id);
if (fromDB == null)
{
fromDB = new PoisToDownload()
{
Id = item.Id,
Description = item.Description,
Category = item.Category,
Url = item.Url,
Country = country.Country,
PointCount = item.PointCount,
DateCreated = item.DateCreated,
DownloadDate = null
};
}
var x = new DownloadViewItem(fromDB, item);
_downloadViewItems.Add(x);
}
}
}
}
catch (Exception e)
{
PopupHelper.ErrorDialog(this, Resource.String.Download_ErrorDownloading, e.Message);
return;
}
var countries = _downloadViewItems.Select(x => x.fromDatabase.Country)
.Distinct()
.OrderBy(x => PoiCountryHelper.GetCountryName(x))
.ToList();
Task.Run(async() =>
{
var defaultCountry = await PoiCountryHelper.GetDefaultCountryByPhoneLocation();
MainThread.BeginInvokeOnMainThread(() =>
{
_countryAdapter.SetItems(countries);
SelectCountry(defaultCountry);
});
});
}