static RectLatLng()
{
Empty = new RectLatLng();
}
// ok ???
public bool IntersectsWith(RectLatLng rect)
{
return ((((rect.Lng < (this.Lng + this.WidthLng)) && (this.Lng < (rect.Lng + rect.WidthLng))) && (rect.Lat < (this.Lat + this.HeightLat))) && (this.Lat < (rect.Lat + rect.HeightLat)));
}
// ok ???
public static RectLatLng Union(RectLatLng a, RectLatLng b)
{
double lng = Math.Min(a.Lng, b.Lng);
double num2 = Math.Max((double) (a.Lng + a.WidthLng), (double) (b.Lng + b.WidthLng));
double lat = Math.Min(a.Lat, b.Lat);
double num4 = Math.Max((double) (a.Lat + a.HeightLat), (double) (b.Lat + b.HeightLat));
return new RectLatLng(lng, lat, num2 - lng, num4 - lat);
}
// ok ???
public static RectLatLng Intersect(RectLatLng a, RectLatLng b)
{
double lng = Math.Max(a.Lng, b.Lng);
double num2 = Math.Min((double) (a.Lng + a.WidthLng), (double) (b.Lng + b.WidthLng));
double lat = Math.Max(a.Lat, b.Lat);
double num4 = Math.Min((double) (a.Lat + a.HeightLat), (double) (b.Lat + b.HeightLat));
if((num2 >= lng) && (num4 >= lat))
{
return new RectLatLng(lng, lat, num2 - lng, num4 - lat);
}
return Empty;
}
public void Intersect(RectLatLng rect)
{
RectLatLng ef = Intersect(rect, this);
this.Lng = ef.Lng;
this.Lat = ef.Lat;
this.WidthLng = ef.WidthLng;
this.HeightLat = ef.HeightLat;
}
public static RectLatLng Inflate(RectLatLng rect, double lat, double lng)
{
RectLatLng ef = rect;
ef.Inflate(lat, lng);
return ef;
}
public bool Contains(RectLatLng rect)
{
return ((((this.Lng <= rect.Lng) && ((rect.Lng + rect.WidthLng) <= (this.Lng + this.WidthLng))) && (this.Lat >= rect.Lat)) && ((rect.Lat - rect.HeightLat) >= (this.Lat - this.HeightLat)));
}
/// <summary>
/// gets all tiles in view at specific zoom
/// </summary>
public List<Point> GetAreaTileList(RectLatLng rect, int zoom)
{
List<Point> ret = new List<Point>();
Point topLeft = FromPixelToTileXY(FromLatLngToPixel(rect.Location, zoom));
Point rightBottom = FromPixelToTileXY(FromLatLngToPixel(rect.Right, rect.Bottom, zoom));
for(int x = topLeft.X; x <= rightBottom.X; x++)
{
for(int y = topLeft.Y; y <= rightBottom.Y; y++)
{
ret.Add(new Point(x, y));
}
}
ret.TrimExcess();
return ret;
}
