BMKBackgroundMapView 成员列表

成员的完整列表，这些成员属于 BMKBackgroundMapView,包括所有继承而来的类成员

	backgroundView	BMKBackgroundMapView
	enable3D	BMKBackgroundMapView
	fitScale	BMKBackgroundMapView
	frameRate	BMKBackgroundMapView
	isRendering	BMKBackgroundMapView
	mapScreenExtOffset	BMKBackgroundMapView
	mapview	BMKBackgroundMapView
	navigationView	BMKBackgroundMapView
	roadNetView	BMKBackgroundMapView
-	startRender	BMKBackgroundMapView
-	stopRender	BMKBackgroundMapView
-	takeSnapshot:	BMKBackgroundMapView