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2014/10/15 ¤U¤È 10:11:26

iphone Programming Glossary: mkmaprect

How to display an image on a MKOverlayView?

http://stackoverflow.com/questions/3891850/how-to-display-an-image-on-a-mkoverlayview

MKMapPointForCoordinate lowerLeftCoordinate MKMapPoint upperRight MKMapPointForCoordinate upperRightCoordinate mapRect MKMapRectMake lowerLeft.x upperRight.y upperRight.x lowerLeft.x lowerLeft.y upperRight.y return self CLLocationCoordinate2D coordinate.. lowerLeft.y upperRight.y return self CLLocationCoordinate2D coordinate return MKCoordinateForMapPoint MKMapPointMake MKMapRectGetMidX mapRect MKMapRectGetMidY mapRect MKMapRect boundingMapRect return mapRect The implementation of the custom MKOverlayView.. return self CLLocationCoordinate2D coordinate return MKCoordinateForMapPoint MKMapPointMake MKMapRectGetMidX mapRect MKMapRectGetMidY mapRect MKMapRect boundingMapRect return mapRect The implementation of the custom MKOverlayView RadarOverlayView..

MKOverlay View is blurred

http://stackoverflow.com/questions/4117182/mkoverlay-view-is-blurred

I also know the image is large enough it is 1936 †Ã—†967 . Here is my code for drawMapRect void drawMapRect MKMapRect mapRect zoomScale MKZoomScale zoomScale inContext CGContextRef context Load image from applicaiton bundle NSString imageFileName.. it CGContextSaveGState context CGContextScaleCTM context 1.0 1.0 CGContextSetAlpha context 1.0 get the overlay bounds MKMapRect theMapRect self.overlay boundingMapRect CGRect theRect self rectForMapRect theMapRect Draw image CGContextDrawImage context..

Restrict MKMapView scrolling

http://stackoverflow.com/questions/4119117/restrict-mkmapview-scrolling

. Make sure the map view is initially set to a region where the overlay is visible. add two ivars to the .h... MKMapRect lastGoodMapRect BOOL manuallyChangingMapRect in the .m... void mapView MKMapView mapView regionWillChangeAnimated BOOL animated.. to your MKOverlay object. It could be an ivar or obtained from mapView.overlays array. BOOL mapContainsOverlay MKMapRectContainsRect mapView.visibleMapRect theOverlay.boundingMapRect if mapContainsOverlay The overlay is entirely inside the.. to your MKOverlay object. It could be an ivar or obtained from mapView.overlays array. BOOL mapContainsOverlay MKMapRectContainsRect mapView.visibleMapRect theOverlay.boundingMapRect if mapContainsOverlay The overlay is entirely inside the map..

Check whether zoom level changed

http://stackoverflow.com/questions/4359424/check-whether-zoom-level-changed

get the mRect parameter from the visibleMapRect property on your MKMapView instance. NSUInteger zoomLevelForMapRect MKMapRect mRect withMapViewSizeInPixels CGSize viewSizeInPixels NSUInteger zoomLevel MAXIMUM_ZOOM MAXIMUM_ZOOM is 20 with MapKit MKZoomScale..

iPhone Mapkit adding custom image and pins to annotations

http://stackoverflow.com/questions/4579397/iphone-mapkit-adding-custom-image-and-pins-to-annotations

MKRasterOverlay overlay MKRasterOverlay alloc init overlay setCoordinate CLLocationCoordinate2DMake 54.005508 2.780507 MKMapRect mkrect MKMapPoint mkpointa mkpointb mkrect.origin MKMapPointForCoordinate CLLocationCoordinate2DMake 54.016964 2.794862..

Convert span value into meters on a mapview

http://stackoverflow.com/questions/5270485/convert-span-value-into-meters-on-a-mapview

tried the following code but i get wrong results void mapView MKMapView mapView regionDidChangeAnimated BOOL animated MKMapRect mRect self.map.visibleMapRect MKMapPoint northMapPoint MKMapPointMake MKMapRectGetMidX mRect MKMapRectGetMinY mRect MKMapPoint.. regionDidChangeAnimated BOOL animated MKMapRect mRect self.map.visibleMapRect MKMapPoint northMapPoint MKMapPointMake MKMapRectGetMidX mRect MKMapRectGetMinY mRect MKMapPoint southMapPoint MKMapPointMake MKMapRectGetMidX mRect MKMapRectGetMaxY mRect.. BOOL animated MKMapRect mRect self.map.visibleMapRect MKMapPoint northMapPoint MKMapPointMake MKMapRectGetMidX mRect MKMapRectGetMinY mRect MKMapPoint southMapPoint MKMapPointMake MKMapRectGetMidX mRect MKMapRectGetMaxY mRect self.currentDist MKMetersBetweenMapPoints..

How do I create an image overlay and add to MKMapView?

http://stackoverflow.com/questions/5283741/how-do-i-create-an-image-overlay-and-add-to-mkmapview

changed I guess. Create an class that conforms to MKOverlay MapOverlay.h @interface MapOverlay NSObject MKOverlay MKMapRect boundingMapRect @property nonatomic readonly CLLocationCoordinate2D coordinate @end MapOverlay.m @implementation MapOverlay.. self nil return self CLLocationCoordinate2D coordinate CLLocationCoordinate2D coord1 37.434999 122.16121 return coord1 MKMapRect boundingMapRect MKMapPoint upperLeft MKMapPointForCoordinate self.coordinate MKMapRect bounds MKMapRectMake upperLeft.x.. 122.16121 return coord1 MKMapRect boundingMapRect MKMapPoint upperLeft MKMapPointForCoordinate self.coordinate MKMapRect bounds MKMapRectMake upperLeft.x upperLeft.y 2000 2000 return bounds @end Create an class that conforms to MKOverlayView..

Draw text in circle overlay

http://stackoverflow.com/questions/7825220/draw-text-in-circle-overlay

not appear. The circles show up correctly. Also tried the first response's solution same result . void drawMapRect MKMapRect mapRect zoomScale MKZoomScale zoomScale inContext CGContextRef context super drawMapRect mapRect zoomScale zoomScale inContext..

ios get the coordinate of northeast and southwest in map screen

http://stackoverflow.com/questions/7997613/ios-get-the-coordinate-of-northeast-and-southwest-in-map-screen

the method for this. iphone ios google maps share improve this question You can do like this See that question MKMapRect mapRect self.mapView.visibleMapRect MKMapPoint cornerPointNE MKMapPointMake mapRect.origin.x mapRect.size.width mapRect.origin.y..

MKMapRect zooms too much

http://stackoverflow.com/questions/8465149/mkmaprect-zooms-too-much

zooms too much I use this code to show all my annotations on my map MKMapRect zoomRect MKMapRectNull for id MKAnnotation.. zooms too much I use this code to show all my annotations on my map MKMapRect zoomRect MKMapRectNull for id MKAnnotation annotation in mapView.annotations MKMapPoint annotationPoint MKMapPointForCoordinate.. zooms too much I use this code to show all my annotations on my map MKMapRect zoomRect MKMapRectNull for id MKAnnotation annotation in mapView.annotations MKMapPoint annotationPoint MKMapPointForCoordinate annotation.coordinate..