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2014/10/15 ¤U¤È 10:05:33
iphone Programming Glossary: coordidxDrawing route partially not getting required output in iPhone MapView http://stackoverflow.com/questions/10835919/drawing-route-partially-not-getting-required-output-in-iphone-mapview idx 0 NSUInteger count length 4 CLLocationCoordinate2D coords calloc count sizeof CLLocationCoordinate2D NSUInteger coordIdx 0 float latitude 0 float longitude 0 while idx length char byte 0 int res 0 char shift 0 do byte bytes idx 63 res byte 0x1F.. 1E 5 float finalLon longitude 1E 5 CLLocationCoordinate2D coord CLLocationCoordinate2DMake finalLat finalLon coords coordIdx coord NSLog @ in encoding f f latitude longitude .. if coordIdx count NSUInteger newCount count 10 coords realloc coords newCount sizeof CLLocationCoordinate2D count newCount MKPolyline..
http://stackoverflow.com/questions/9217274/how-to-decode-the-google-directions-api-polylines-field-into-lat-long-points-in idx 0 NSUInteger count length 4 CLLocationCoordinate2D coords calloc count sizeof CLLocationCoordinate2D NSUInteger coordIdx 0 float latitude 0 float longitude 0 while idx length char byte 0 int res 0 char shift 0 do byte bytes idx 63 res byte 0x1F.. 1E 5 float finalLon longitude 1E 5 CLLocationCoordinate2D coord CLLocationCoordinate2DMake finalLat finalLon coords coordIdx coord if coordIdx count NSUInteger newCount count 10 coords realloc coords newCount sizeof CLLocationCoordinate2D count.. longitude 1E 5 CLLocationCoordinate2D coord CLLocationCoordinate2DMake finalLat finalLon coords coordIdx coord if coordIdx count NSUInteger newCount count 10 coords realloc coords newCount sizeof CLLocationCoordinate2D count newCount MKPolyline..
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