internal PoiViewItem GetNearestPoi(GpsLocation loc, IGpsUtilities iGpsUtilities)
{
var candidates = GetItems(loc, 0.2);
List <PoiViewItem> items = new PoiViewItemList(candidates, loc, iGpsUtilities);
var item = items.OrderBy(x => x.GpsLocation.Distance).FirstOrDefault();
return(item);
}
public PoiViewItemList(IEnumerable <Poi> poiList, GpsLocation myLocation, IGpsUtilities iGpsUtilities)
{
if (poiList != null)
{
foreach (var item in poiList)
{
var poiViewItem = new PoiViewItem(item);
poiViewItem.GpsLocation.Bearing = iGpsUtilities.Bearing(myLocation, poiViewItem.GpsLocation);
poiViewItem.AltitudeDifference = CompassViewUtils.GetAltitudeDifference(myLocation, poiViewItem.GpsLocation);
poiViewItem.GpsLocation.Distance = iGpsUtilities.Distance(myLocation, poiViewItem.GpsLocation);
poiViewItem.GpsLocation.GetVerticalViewAngle(myLocation);
Add(poiViewItem);
}
}
}
/// <summary>
/// Creates PoiViewItemList with distance calcalted from current location, and filters-out items not matching maxDistance and minAltitude parameters.
/// </summary>
/// <param name="poiList">List of Pois</param>
/// <param name="location">My current location</param>
/// <param name="maxDistance">Max distance in kilometers</param>
/// <param name="minAltitude">Min altitude (progress 100 = 1600m)</param>
public PoiViewItemList(IEnumerable <Poi> poiList, GpsLocation myLocation, double maxDistance, List <PoiCategory> categories, IGpsUtilities iGpsUtilities)
{
foreach (var item in poiList)
{
var poiViewItem = new PoiViewItem(item);
poiViewItem.GpsLocation.Bearing = iGpsUtilities.Bearing(myLocation, poiViewItem.GpsLocation);
poiViewItem.AltitudeDifference = CompassViewUtils.GetAltitudeDifference(myLocation, poiViewItem.GpsLocation);
poiViewItem.GpsLocation.Distance = iGpsUtilities.Distance(myLocation, poiViewItem.GpsLocation);
poiViewItem.GpsLocation.GetVerticalViewAngle(myLocation);
if (poiViewItem.GpsLocation.Distance > maxDistance * 1000)
{
continue;
}
if (!categories.Contains(poiViewItem.Poi.Category))
{
continue;
}
Add(poiViewItem);
}
}
