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Ios 如何设置Mapkit覆盖对象';s";zPosition";?(即如何访问它的视图层?)_Ios_Mkmapview_Mapkit_Mkoverlay - Fatal编程技术网

Ios 如何设置Mapkit覆盖对象';s";zPosition";?(即如何访问它的视图层?)

Ios 如何设置Mapkit覆盖对象';s";zPosition";?(即如何访问它的视图层?),ios,mkmapview,mapkit,mkoverlay,Ios,Mkmapview,Mapkit,Mkoverlay,如何访问和设置Mapkit覆盖的layer.zPosition属性 例如,如何执行此操作: func mapView(mapView: MKMapView, rendererForOverlay overlay: MKOverlay) -> MKOverlayRenderer { let layer = overlay.layer // ??? HOW TO DO THIS layer.zPosition = 1 } 还是有别的办法 背景:想要一种方法来分组MapKitVie

如何访问和设置Mapkit覆盖的
layer.zPosition
属性

例如,如何执行此操作:

func mapView(mapView: MKMapView, rendererForOverlay overlay: MKOverlay) -> MKOverlayRenderer {
   let layer = overlay.layer // ??? HOW TO DO THIS
   layer.zPosition = 1
}
还是有别的办法

背景:想要一种方法来分组
MapKitView
覆盖我必须确定哪些类型的对象显示在其他类型的对象之上