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2014/10/15 ¤U¤È 10:11:25
iphone Programming Glossary: mkcircleMultiple MKOverlays on a MKMapView lead to memory warnings http://stackoverflow.com/questions/3370328/multiple-mkoverlays-on-a-mkmapview-lead-to-memory-warnings For each zone show a marker for Zone zone in zones NSString keyMarker NSString stringWithFormat @ d marker zone.id MKCircle circle overlayCache objectForKey keyMarker if circle nil draw the radius circle for the marker double radius MAX zone.markerRadius.. keyMarker if circle nil draw the radius circle for the marker double radius MAX zone.markerRadius 1.0 1.0 circle MKCircle circleWithCenterCoordinate zone.location radius radius mapView addOverlay circle store the circle in a cache for future.. mark #pragma mark MKMapViewDelegate MKOverlayView mapView MKMapView mapView viewForOverlay id MKOverlay overlay MKCircleView circleView MKCircleView alloc initWithCircle overlay autorelease circleView.lineWidth 1.0 circleView.strokeColor UIColor..
http://stackoverflow.com/questions/4119117/restrict-mkmapview-scrolling Reset to last good map rect... mapView setVisibleMapRect lastGoodMapRect animated YES I tried this with the built in MKCircle overlay and seems to work well. EDIT It does work well 95 of the time however I have confirmed through some testing that.. And just in case someone is looking for a quick MKOverlay solution here is one void viewDidLoad super viewDidLoad MKCircle circleOverlay MKCircle circleWithMapRect istanbulRect _mapView addOverlay circleOverlay theOverlay circleOverlay MKOverlayView.. is looking for a quick MKOverlay solution here is one void viewDidLoad super viewDidLoad MKCircle circleOverlay MKCircle circleWithMapRect istanbulRect _mapView addOverlay circleOverlay theOverlay circleOverlay MKOverlayView mapView MKMapView..
http://stackoverflow.com/questions/4759317/moving-mkcircle-in-mkmapview MKCircle in MKMapView when I try to move MKCircle in my MKMapView I get this error message MKCircle setCoordinate unrecognized selector.. MKCircle in MKMapView when I try to move MKCircle in my MKMapView I get this error message MKCircle setCoordinate unrecognized selector .. . But according to the documentation.. MKCircle in MKMapView when I try to move MKCircle in my MKMapView I get this error message MKCircle setCoordinate unrecognized selector .. . But according to the documentation MKCircle conforms to MKAnnotation protocol so..
MKOverlay not resizing smoothly http://stackoverflow.com/questions/4876035/mkoverlay-not-resizing-smoothly not resizing smoothly I have added a MKCircle as MKOverlay to my MKMapView. Also I added an UISlider to decide the radius of the circle. Unfortunately when using this.. u 3077127 mkoverlayDelay.mov This is my code void addCircle draw the radius circle for the marker double radius 2000.0 MKCircle circle MKCircle circleWithCenterCoordinate location radius radius circle setTitle @ background mapView addOverlay circle.. This is my code void addCircle draw the radius circle for the marker double radius 2000.0 MKCircle circle MKCircle circleWithCenterCoordinate location radius radius circle setTitle @ background mapView addOverlay circle MKCircle circleLine..
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