/// <summary>
/// Adds a proximity-based constraint for finding objects with keys whose GeoPoint
/// values are near the given point.
/// </summary>
/// <param name="key">The key that the ParseGeoPoint is stored in.</param>
/// <param name="point">The reference ParseGeoPoint.</param>
/// <returns>A new query with the additional constraint.</returns>
public ParseQuery <T> WhereNear(string key, ParseGeoPoint point)
{
return(new ParseQuery <T>(this, @where: new Dictionary <string, object>
{
{ key, new Dictionary <string, object> {
{ "$nearSphere", point }
} }
}));
}
/// <summary>
/// Adds a proximity-based constraint for finding objects with keys whose GeoPoint
/// values are near the given point and within the maximum distance given.
/// </summary>
/// <param name="key">The key that the ParseGeoPoint is stored in.</param>
/// <param name="point">The reference ParseGeoPoint.</param>
/// <param name="maxDistance">The maximum distance (in radians) of results to return.</param>
/// <returns>A new query with the additional constraint.</returns>
public ParseQuery <T> WhereWithinDistance(
string key, ParseGeoPoint point, ParseGeoDistance maxDistance)
{
return(new ParseQuery <T>(WhereNear(key, point), @where: new Dictionary <string, object>
{
{ key, new Dictionary <string, object> {
{ "$maxDistance", maxDistance.Radians }
} }
}));
}
/// <summary>
/// Add a constraint to the query that requires a particular key's coordinates to be
/// contained within a given rectangular geographic bounding box.
/// </summary>
/// <param name="key">The key to be constrained.</param>
/// <param name="southwest">The lower-left inclusive corner of the box.</param>
/// <param name="northeast">The upper-right inclusive corner of the box.</param>
/// <returns>A new query with the additional constraint.</returns>
public ParseQuery <T> WhereWithinGeoBox(string key,
ParseGeoPoint southwest,
ParseGeoPoint northeast)
{
return(new ParseQuery <T>(this, @where: new Dictionary <string, object>
{
{
key,
new Dictionary <string, object>
{
{
"$within",
new Dictionary <string, object>
{
{ "$box", new[] { southwest, northeast } }
}
}
}
}
}));
}