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2014/10/15 ¤U¤È 10:11:28
iphone Programming Glossary: mkpointannotationGet the coordinates of a point from mkmapview on iphone http://stackoverflow.com/questions/3080198/get-the-coordinates-of-a-point-from-mkmapview-on-iphone self.myMapView CLLocationCoordinate2D tapPoint self.myMapView convertPoint point toCoordinateFromView self.view MKPointAnnotation point1 MKPointAnnotation alloc init point1.coordinate tapPoint self.myMapView addAnnotation point1 All the best. share..
how to update MKPolyline / MKPolylineView? http://stackoverflow.com/questions/3171572/how-to-update-mkpolyline-mkpolylineview old overlay updating the polyline and adding the overlay again but this leads to flickering. For a point annotation MKPointAnnotation you can simply change its coordinate and the view will be updated automatically and smoothly without having to remove and..
How to add a push pin to a MKMapView(IOS) when touching? http://stackoverflow.com/questions/3959994/how-to-add-a-push-pin-to-a-mkmapviewios-when-touching to the MKAnnotation protocol. If your app will only be running on iOS 4.0 or later you can use the pre defined MKPointAnnotation class instead. For examples on creating your own MKAnnotation class see the sample apps WeatherMap and MapCallouts . share..
Create overlay from user interaction on MKMapView? http://stackoverflow.com/questions/5223195/create-overlay-from-user-interaction-on-mkmapview touchMapCoordinate mapView convertPoint touchPoint toCoordinateFromView mapView add pin where user touched down... MKPointAnnotation pa MKPointAnnotation alloc init pa.coordinate touchMapCoordinate pa.title @ Hello mapView addAnnotation pa pa release add.. mapView convertPoint touchPoint toCoordinateFromView mapView add pin where user touched down... MKPointAnnotation pa MKPointAnnotation alloc init pa.coordinate touchMapCoordinate pa.title @ Hello mapView addAnnotation pa pa release add circle with 5km radius..
Regarding Apple's KMLViewer placemarkDescription and annotation subtitle http://stackoverflow.com/questions/8285153/regarding-apples-kmlviewer-placemarkdescription-and-annotation-subtitle sample app code you're using but one way to do this is to create your own annotation class instead of using the MKPointAnnotation class like the sample app does. The custom class eg. PlacemarkAnnotation should implement the MKAnnotation protocol or be.. code . In the custom class add a placemarkDescription property. Where the KMLViewer code currently creates an MKPointAnnotation object create a PlacemarkAnnotation instead and set its placemarkDescription property instead of the subtitle property...
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