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2014/10/15 ¤U¤È 10:11:24

iphone Programming Glossary: minlon

Finding Path/Route Between two points on MapKit in iPhone

http://stackoverflow.com/questions/12002179/finding-path-route-between-two-points-on-mapkit-in-iphone

region CLLocationDegrees maxLat 90.0 CLLocationDegrees maxLon 180.0 CLLocationDegrees minLat 90.0 CLLocationDegrees minLon 180.0 for int idx 0 idx routes.count idx CLLocation currentLocation routes objectAtIndex idx if currentLocation.coordinate.latitude.. maxLon maxLon currentLocation.coordinate.longitude if currentLocation.coordinate.longitude minLon minLon currentLocation.coordinate.longitude region.center.latitude maxLat minLat 2.0 region.center.longitude maxLon minLon.. maxLon maxLon currentLocation.coordinate.longitude if currentLocation.coordinate.longitude minLon minLon currentLocation.coordinate.longitude region.center.latitude maxLat minLat 2.0 region.center.longitude maxLon minLon 2.0..

Algorithm for determining minimum bounding rectangle for collection of latitude/longitude coordinates

http://stackoverflow.com/questions/1303265/algorithm-for-determining-minimum-bounding-rectangle-for-collection-of-latitude

for your top left point and the largest latitude longitude for your bottom right point. double minLat 900 double minLon 900 double maxLat 900 double maxLon 900 foreach Point point in latloncollection minLat Math.min minLat point.lat minLon.. 900 double maxLat 900 double maxLon 900 foreach Point point in latloncollection minLat Math.min minLat point.lat minLon Math.min minLon point.lon maxLat Math.max maxLat point.lat maxLon Math.max maxLon point.lon share improve this answer..