Fixed map doctest.

lib/pixi/maps/mapapp.js

@@ -1,6 +1,5 @@
 import PIXIApp from '../app.js'
 import { CoordinateDisplay } from '../../../../js/display.js'
-import { DOMLayer, PIXILayer } from '../../../../src/layers/js/layer.js'
 import { MapLayer } from './geolayer.js'
 import { RigidScatterContainer } from './scatter.js'
 import { EventHandler } from './utils.js'
@@ -111,11 +110,6 @@ export default class MapApp extends PIXIApp {
             if (element.refreshFps) fpsDisplay = element
         })
 
-        this.pixiLayer = new PIXILayer({
-            name: 'Pixi Root',
-            container: this.scene
-        })
-
         this._setupMapLayer()
 
         this.ui = new PIXI.Container()
@@ -203,9 +197,7 @@ export default class MapApp extends PIXIApp {
     }
 
     addMap(key, map) {
-        if (this.mapLayer != null) this.mapLayer.mapList.add(key, map)
         if (this.mapList) this.mapList.add(key, map)
-        //This is necessary as there is a state, when the mapList
         else console.error('Cannot access mapLayer. It was not initialized yet.')
     }
 
@@ -224,19 +216,6 @@ export default class MapApp extends PIXIApp {
             lastMap.flushHandlers()
         }
 
-        /**
-         * TODO: A problem is that the map layer has no container
-         * on its own and it lives in the ScatterContainer.
-         * Here we guarantee, that the layer order is as it
-         * is defined in the layers.
-         */
-        // this.pixiLayer.layers.forEach(layer => {
-        //     if (layer !== this.mapLayer) {
-        //         layer.parent.container.removeChild(layer.container)
-        //         layer.parent.container.addChild(layer.container)
-        //     }
-        // })
-
         this.map.onTransform.add(this.transformed.bind(this))
 
         this.transformed()
@@ -270,15 +249,6 @@ export default class MapApp extends PIXIApp {
         this.overlayElements.set(layer, obj)
     }
 
-    place(layer) {
-        if (layer instanceof PIXILayer) {
-            this.pixiLayer.place(layer)
-        } else if (layer instanceof DOMLayer) {
-            this.domLayer.place(layer)
-        } else {
-            console.error('Could not add layer to ', this, layer)
-        }
-    }
 
     addMapOverlay(layer) {
         this.mapLayer.place(layer)