public MapViewModel()
{
// Initialize a new basemap
_basemap = Basemap.CreateDarkGrayCanvasVector();
var status = _basemap.LoadStatus;
switch (status)
{
case LoadStatus.Loaded:
// Create a map
Map = new Map(_basemap);
// Create and load the countries layer
_countries = CreateWorldCountriesTable();
_countries.LoadAsync();
// Create the graphics overlays
_geonamesOverlay = CreateGeonamesOverlay();
_countriesOverlay = CreateCountriesOverlay();
// Create a timer
_timer = new DispatcherTimer(DispatcherPriority.ApplicationIdle);
_timer.Interval = new TimeSpan(0, 0, 0, 0, 500);
_timer.Tick += Animate;
// Add it to the map view
Overlays = new GraphicsOverlayCollection();
Overlays.Add(_geonamesOverlay);
Overlays.Add(_countriesOverlay);
break;
default:
// TODO: Error handling
break;
}
// Update the commands
var geonamesOverlay = new GeonamesOverlay(_geonamesOverlay, _countries, _countriesOverlay);
LoadGeonamesFileCommand = new LoadGeonamesFileCommand(geonamesOverlay);
CalculateGeonamesStatisticsCommand = new CalculateGeonamesStatisticsCommand(geonamesOverlay);
}
internal CalculateGeonamesStatisticsCommand(GeonamesOverlay overlay)
{
_overlay = overlay;
}
internal LoadGeonamesFileCommand(GeonamesOverlay overlay)
{
_overlay = overlay;
}
