public void GetMiddleCoordinateEmptyTest()
{
var coordinates = new PointF[] {};
var middle = MapUtil.GetMiddleCoordinate(coordinates);
Assert.AreEqual(PointF.Empty, middle);
}
private static PointF CalcCenter(IEnumerable <AddressVm> addresses)
{
var points = addresses
.Select(address => new PointF((float)address.Latitude, (float)address.Longitude))
.ToArray();
return(MapUtil.GetMiddleCoordinate(points));
}
public void GetMiddleCoordinateSimpleTest()
{
var coordinates = new[]
{
new PointF(5, 5),
new PointF(10, 10),
new PointF(20, 20)
};
var middle = MapUtil.GetMiddleCoordinate(coordinates);
Assert.AreEqual(new PointF(12.5f, 12.5f), middle);
}
public void GetMiddleCoordinateRealTest()
{
var coordinates = new[]
{
new PointF(37.754237f, -122.412065f),
new PointF(37.754113f, -122.414268f),
new PointF(37.75256f, -122.412923f),
new PointF(37.760708f, -122.410678f),
new PointF(37.755351f, -122.419876f)
};
var middle = MapUtil.GetMiddleCoordinate(coordinates);
Assert.AreEqual(new PointF(37.7566338f, -122.415276f), middle);
}
private static void SetEventMetadataCoordinate(
EventMetadataRecord eventMetadata,
IEnumerable <Venue> venues)
{
var coordinates = venues.SelectMany(
v =>
v.Addresses != null
? v.Addresses.Select(
a => new PointF((float)a.Latitude, (float)a.Longitude))
: Enumerable.Empty <PointF>()).ToArray();
var middle = MapUtil.GetMiddleCoordinate(coordinates);
eventMetadata.Latitude = middle.X;
eventMetadata.Longitude = middle.Y;
}
private static void RecalcEventCoordinates(EventMetadataRecord eventMeta)
{
var coords = eventMeta
.ShowRecords
.Where(s => !s.IsDeleted)
.Select(s => s.EntityRecord)
.SelectMany(v => v.AddressRecords)
.Select(address => new PointF((float)address.Latitude, (float)address.Longitude))
.ToArray();
if (coords.Length != 0)
{
var eventCoord = MapUtil.GetMiddleCoordinate(coords);
eventMeta.Latitude = eventCoord.X;
eventMeta.Longitude = eventCoord.Y;
}
else
{
eventMeta.Latitude = 0;
eventMeta.Longitude = 0;
}
}