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2014/10/15 ¤U¤È 10:13:14
iphone Programming Glossary: region.span.longitudedeltaFinding 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.center.latitude maxLat minLat 2.0 region.center.longitude maxLon minLon 2.0 region.span.latitudeDelta 0.01 region.span.longitudeDelta 0.01 region.span.latitudeDelta maxLat minLat 0.0 100.0 maxLat minLat region.span.longitudeDelta maxLon minLon 0.0 100.0.. 0.01 region.span.longitudeDelta 0.01 region.span.latitudeDelta maxLat minLat 0.0 100.0 maxLat minLat region.span.longitudeDelta maxLon minLon 0.0 100.0 maxLon minLon mapView setRegion region animated YES void showRouteFrom MKAnnotation f to MKAnnotation..
How to get left-top and right-buttom latitude and longitude of map in MapKit http://stackoverflow.com/questions/1831634/how-to-get-left-top-and-right-buttom-latitude-and-longitude-of-map-in-mapkit it will be at buttom of screen topL region.center.latitude region.span.latitudeDelta 2 topG region.center.longitude region.span.longitudeDelta 2 CLLocationCoordinate2D lt lt.latitude topL lt.longitude topG annotation Annotation new annotation.coordinate lt annotation.title.. at above bottom of screen bottomL region.center.latitude region.span.latitudeDelta 2 bottomG region.center.longitude region.span.longitudeDelta 2 CLLocationCoordinate2D rb rb.latitude bottomL rb.longitude bottomG annotation Annotation new annotation.coordinate rb..
Getting the bounds of an MKMapvIew http://stackoverflow.com/questions/2081753/getting-the-bounds-of-an-mkmapview search location MKCoordinateRegion region 0.0f 0.0f 0.0f 0.0f region.center mySearchLocation.searchLocation.coordinate region.span.longitudeDelta 0.01f region.span.latitudeDelta 0.01f self.mapView setRegion region animated YES After the new search location has been..
iOS MKMapView zoom to show all markers http://stackoverflow.com/questions/3434020/ios-mkmapview-zoom-to-show-all-markers region.span.latitudeDelta MINIMUM_VISIBLE_LATITUDE MINIMUM_VISIBLE_LATITUDE region.span.latitudeDelta region.span.longitudeDelta maxLongitude minLongitude MAP_PADDING MKCoordinateRegion scaledRegion map regionThatFits region map setRegion scaledRegion..
Zoom to fit region for all annotations - ending up zooming in between annotations http://stackoverflow.com/questions/4523604/zoom-to-fit-region-for-all-annotations-ending-up-zooming-in-between-annotation locSouthWest distanceFromLocation locNorthEast MKCoordinateRegion region region.span.latitudeDelta meter 111319.5 region.span.longitudeDelta 0.0 region.center.latitude SouthWest.latitude NorthEast.latitude 2.0 region.center.longitude SouthWest.longitude NorthEast.longitude.. fabs topLeftCoord.latitude bottomRightCoord.latitude 1.1 Add a little extra space on the sides region.span.longitudeDelta fabs bottomRightCoord.longitude topLeftCoord.longitude 1.1 Add a little extra space on the sides region mapView regionThatFits..
Slight zoom on MKCoordinateRegion? http://stackoverflow.com/questions/4724176/slight-zoom-on-mkcoordinateregion was to make the region deltas slightly smaller SMALL ZOOM region.span.latitudeDelta upper.latitude lower.latitude 0.9 region.span.longitudeDelta upper.longitude lower.longitude 0.9 However I have noticed that fine adjustments don't seem to translate to a small zoom.. scaling factors on the region SCALE FACTOR V region.span.latitudeDelta upper.latitude lower.latitude 0.9 region.span.longitudeDelta upper.longitude lower.longitude 0.9 Here are the results x0.5 region too small some annotations off screen x0.6 Same as.. I divided the deltas by 3 and it worked again. You might want to wrap this in a conditional to target only iOS 4. region.span.longitudeDelta maxCoord.longitude minCoord.longitude 3.0 region.span.latitudeDelta maxCoord.latitude minCoord.latitude 3.0 Looking at your..
How to set accuracy and distance filter when using MKMapView http://stackoverflow.com/questions/5930612/how-to-set-accuracy-and-distance-filter-when-using-mkmapview fromLocation CLLocation oldLocation MKCoordinateRegion region 0.0f 0.0f 0.0f 0.0f region.center newLocation.coordinate region.span.longitudeDelta 0.15f region.span.latitudeDelta 0.15f self.mapView setRegion region animated YES Put that on the delegate. MKMapView doesn't..
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