tileOverlayToJson function
Implementation
Map<String, dynamic> tileOverlayToJson(TileOverlay tileOverlay) {
final Map<String, dynamic> json = <String, dynamic>{};
addToJson(json, Param.tileOverlayId, tileOverlay.tileOverlayId.id);
addToJson(
json, Param.tileProvider, tileProviderToJson(tileOverlay.tileProvider));
addToJson(json, Param.fadeIn, tileOverlay.fadeIn);
addToJson(json, Param.transparency, tileOverlay.transparency);
addToJson(json, Param.visible, tileOverlay.visible);
addToJson(json, Param.zIndex, tileOverlay.zIndex);
return json;
}