GeoJSON

AMap.GeoJSON

The GeoJSON class, inheriting from OverLayGroup, enables mutual conversion between GeoJSON objects and OverlayGroup. Construct a GeoJSON object, specifying the rectangle style through GeoJSONOptions

new AMap.GeoJSON(opts: GeoJSONOptions)

Tutorial

Parameter

opts (GeoJSONOptions): Create a GeoJSON object, with opts as the initial construction parameters

Attribute	Type	Description
geoJSON	Object	The standard GeoJSON object to be loaded
getMarker	function (geojson, lnglat)	Specify the drawing method of the point feature, defaulting to the default style of Marker. geojson is the corresponding GeoJSON object of the current feature, and lnglats is the location of the corresponding point
getPolyline	function (geojson, lnglat)	Specify the drawing method of the line feature, defaulting to the default style of Polyline. geojson is the corresponding GeoJSON object of the current feature, and lnglats is the path of the corresponding line
getPolygon	function (geojson, lnglat)	Specify the drawing method of the polygon feature, which defaults to the default style of Polygon. geojson is the GeoJSON object corresponding to the current feature, and lnglats is the path of the corresponding polygon

Method

importData(geoJSON)

Load a new GeoJSON object, convert it into overlays, and remove the old overlays

Parameter: geoJSON (any) GeoJSON object

geoJSON (any)

Convert the overlays contained in the current object to GeoJSON objects

return value: (Object) GeoJSON object