/// <summary>
/// Initializes and if necessary provisions the data needed for the application
/// </summary>
/// <returns></returns>
public async Task LoadAsync()
{
try
{
await ProvisionDataAsync();
}
catch (System.Exception ex)
{
UpdateLoadStatus("Failed to provision data:\n" + ex.Message);
}
UpdateLoadStatus("Initializing map...");
GeocodeHelper.Initialize();
PictureMarkerSymbol a;
PictureMarkerSymbol b;
using (var markera = typeof(MapViewModel).Assembly.GetManifestResourceStream("OfficeLocator.Core.MarkerA.png"))
{
a = new PictureMarkerSymbol(await RuntimeImage.FromStreamAsync(markera))
{
Width = 20, Height = 20
};
}
using (var markerb = typeof(MapViewModel).Assembly.GetManifestResourceStream("OfficeLocator.Core.MarkerB.png"))
{
b = new PictureMarkerSymbol(await RuntimeImage.FromStreamAsync(markerb))
{
Width = 20, Height = 20
};
}
Overlays[1].Graphics.Add(new Graphic()
{
Symbol = a
}); //From
Overlays[1].Graphics.Add(new Graphic()
{
Symbol = b
}); //To
try
{
await InitializeMap();
InitializeScene();
IsLoaded = true;
UpdateLoadStatus("");
PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(nameof(IsLoaded)));
DoStartupZoomIn();
}
catch (System.Exception ex)
{
System.Diagnostics.Debug.WriteLine($"An unexpected error occured while loading the map: {ex.Message}");
UpdateLoadStatus(ex.Message);
}
}
public async void GeocodeToLocation(string text)
{
if (IsBusy)
{
return;
}
IsBusy = true;
Overlays[1].Graphics[1].Geometry = await GeocodeHelper.GeocodeAsync(text);
CalculateRoute();
IsBusy = false;
ZoomToData();
}
/// <summary>
/// Initializes and if necessary provisions the data needed for the application
/// </summary>
/// <returns></returns>
public async Task LoadAsync()
{
try
{
await ProvisionDataAsync();
}
catch (System.Exception ex)
{
UpdateLoadStatus("Failed to provision data:\n" + ex.Message);
}
UpdateLoadStatus("Initializing map...");
GeocodeHelper.Initialize();
#if NETFX_CORE
var a = new PictureMarkerSymbol(new Uri("ms-appx:///MarkerA.png"));
var b = new PictureMarkerSymbol(new Uri("ms-appx:///MarkerB.png"));
a.Width = a.Height = b.Width = b.Height = 20;
#else
var a = new SimpleMarkerSymbol()
{
Color = Colors.Red, Size = 20
};
var b = new SimpleMarkerSymbol()
{
Color = Colors.Green, Size = 20
};
#endif
Overlays[1].Graphics.Add(new Graphic()
{
Symbol = a
}); //From
Overlays[1].Graphics.Add(new Graphic()
{
Symbol = b
}); //To
try
{
await InitializeMap();
InitializeScene();
IsLoaded = true;
UpdateLoadStatus("");
PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(nameof(IsLoaded)));
DoStartupZoomIn();
}
catch (System.Exception ex)
{
System.Diagnostics.Debug.WriteLine($"An unexpected error occured while loading the map: {ex.Message}");
UpdateLoadStatus(ex.Message);
}
}
private async void AutocompleteTextView_TextChanged(object sender, Android.Text.TextChangedEventArgs e)
{
var autocompleteTextView = (AutoCompleteTextView)sender;
if (string.IsNullOrWhiteSpace(e.Text.ToString()))
{
var adapter = autocompleteTextView.Adapter as SuggestGeocodeCompleteAdapter;
adapter.UpdateList(new string[] { });
}
else
{
string text = e.Text.ToString();
var suggestions = await GeocodeHelper.SuggestAsync(e.Text.ToString());
var adapter = autocompleteTextView.Adapter as SuggestGeocodeCompleteAdapter;
adapter.UpdateList(suggestions);
}
}
