Added functionality and dark mode to doctests. And other changes in maps.

css/doctest.css

@@ -2,12 +2,78 @@ html {
     padding: 0;
     font-size: 16px;
     background: white;
-    font-family: Arial, sans-serif;
     color: #000;
-    max-width: 932px;
+    font-family: 'Open Sans', Arial, sans-serif;
+    max-width: 1200px;
     margin: 0 auto;
 }
 
+html.dark-mode {
+    background: rgb(51, 51, 51);
+    color: #ccc;
+}
+
+.dark-mode h1,
+.dark-mode h2,
+.dark-mode h3,
+.dark-mode h4,
+.dark-mode h5,
+.dark-mode h6 {
+    color: white;
+}
+
+.title {
+    position: relative;
+    font-size: 2.5rem;
+}
+
+.description {
+    font-style: italic;
+    margin-bottom: 3rem;
+}
+
+.center {
+    display: block;
+    margin-left: auto;
+    margin-right: auto;
+}
+
+.doctest {
+    margin: 0;
+    padding-top: 50px;
+    padding-bottom: 50px;
+    box-shadow: inset 1px 1px 3px rgba(0, 0, 0, 0.5);
+}
+.collapsed .doctest {
+    height: 0;
+    margin: 0;
+    padding: 0;
+}
+
+.doctest-wrapper {
+    overflow: hidden;
+    border-radius: 5px;
+
+    margin-top: 1em;
+    margin-bottom: 1em;
+}
+
+.doctest-collapsible-toggle {
+    display: flex;
+    align-items: center;
+    color: whitesmoke;
+    background-color: #111;
+    padding: 10px;
+}
+
+.doctest-section-title {
+    margin: 0;
+    margin-left: 40px;
+
+    padding: 0;
+    font-size: 1.3em;
+}
+
 .grayBorder {
     border: 1px solid lightgray;
 }
@@ -34,8 +100,8 @@ body {
 }
 
 canvas {
-    -ms-content-zooming: none;  /** Crucial for MS Edge pointer events **/
+    -ms-content-zooming: none; /** Crucial for MS Edge pointer events **/
-    touch-action: none;         /** Crucial for MS Edge? **/
+    touch-action: none; /** Crucial for MS Edge? **/
 }
 
 #runtime-errors {

dist/iwmlib.3rdparty.js

@@ -11776,12 +11776,13 @@ var PIXI = (function (exports) {
 	     * TODO - Optimization pass!
 	     */
 	    DisplayObject.prototype.updateTransform = function updateTransform ()
-	    {
+	    {if(this.transform){
 	        this.transform.updateTransform(this.parent.transform);
 	        // multiply the alphas..
 	        this.worldAlpha = this.alpha * this.parent.worldAlpha;
 
-	        this._bounds.updateID++;
+			this._bounds.updateID++;
+		}else console.error("Could not update transform on,", this)
 	    };
 
 	    /**
@@ -11797,7 +11798,8 @@ var PIXI = (function (exports) {
 	        }
 	        else
 	        {
-	            this.transform.updateTransform(this._tempDisplayObjectParent.transform);
+				if(this.transform){
+	            this.transform.updateTransform(this._tempDisplayObjectParent.transform);}else console.error("Could not update transform on,", this)
 	        }
 	    };
 
@@ -12433,7 +12435,6 @@ var PIXI = (function (exports) {
 	            child.parent = this;
 	            this.sortDirty = true;
 
-	            // ensure child transform will be recalculated
 	            child.transform._parentID = -1;
 
 	            this.children.push(child);

dist/iwmlib.js

@@ -121,6 +121,60 @@
             return stringified
         }
 
+        /**
+         * When dealing with floating point numbers,
+         * floating point imprecision may occur. Therefore a simple
+         * equality check is not sufficient.
+         *
+         * The expectPointPrecision method compares two points by calculating their difference
+         * and accepting the result as far as it is lower than the defined acceptable error.
+         *
+         * @static
+         * @param {number} a - Number a to test.
+         * @param {number} b - Number b to test against.
+         * @param {number} accetableError - Defines the value of how much the two numbers may differ, that the test still passes.
+         * @memberof Doctest
+         */
+        static expectPointPrecision(pointA, pointB, accetableError = 0.000001) {
+            if (Math.abs(pointA.x - pointB.x) > accetableError || Math.abs(pointA.y - pointB.y) > accetableError) {
+                throw new Error(
+                    `Testing difference of Points ${this.pprint(pointA)} and ${this.pprint(
+                    pointB
+                )} exceeded the acceptable error of ${accetableError} (x:${Math.abs(
+                    pointB.x - pointA.x
+                )}, y: ${Math.abs(pointB.y - pointA.y)}).`
+                )
+            }
+        }
+
+        /**
+         * When dealing with floating point numbers,
+         * floating point imprecision may occur. Therefore a simple
+         * equality check is not sufficient.
+         *
+         * The expectPrecise method compares two numbers by calculating their difference
+         * and accepting the result as far as it is lower than the defined acceptable error.
+         *
+         * @static
+         * @param {number} a - Number a to test.
+         * @param {number} b - Number b to test against.
+         * @param {number} accetableError - Defines the value of how much the two numbers may differ, that the test still passes.
+         * @memberof Doctest
+         */
+        static expectPrecision(a, b, accetableError = 0.000001) {
+            let aFloat = parseFloat(a);
+            let bFloat = parseFloat(b);
+
+            console.log(aFloat);
+            if (isNaN(aFloat) || isNaN(bFloat) || Math.abs(bFloat - aFloat) > accetableError) {
+                throw new Error(
+                    `Testing difference of ${this.pprint(a)} and ${this.pprint(
+                    b
+                )} exceeded the acceptable error of ${accetableError} (${Math.abs(bFloat - aFloat)}).`
+                )
+            }
+        }
+
         static expect(expr, value) {
             if (this.pprint(expr) != this.pprint(value)) {
                 //throw new Error("got `" + expr + "` but expected `" + value + "`.")
@@ -181,7 +235,51 @@
                 let doctest = doctests[i];
                 let code = this.stripLeadingLines(doctest.innerHTML);
                 let text = this.highlight(code);
+
+                let container = document.createElement('div');
+                container.className = 'doctest-wrapper';
+
+                let titleParent = container;
+                if (doctest.hasAttribute('data-collapsible')) {
+                    let collapsibleToggle = document.createElement('div');
+
+                    let icon = document.createElement('i');
+                    icon.className = 'material-icons';
+                    collapsibleToggle.appendChild(icon);
+
+                    collapsibleToggle.className = 'doctest-collapsible-toggle';
+                    collapsibleToggle.style = 'min-height: 10px;';
+                    titleParent = collapsibleToggle;
+                    container.appendChild(collapsibleToggle);
+
+                    const collapsedClass = 'collapsed';
+
+                    function setToggleMode(collapse) {
+                        if (collapse) {
+                            container.classList.add(collapsedClass);
+                            icon.innerText = 'arrow_drop_down';
+                        } else {
+                            container.classList.remove(collapsedClass);
+                            icon.innerText = 'arrow_drop_up';
+                        }
+                    }
+
+                    function determineToggleMode() {
+                        setToggleMode(!container.classList.contains(collapsedClass));
+                    }
+
+                    setToggleMode(doctest.hasAttribute('data-collapsed'));
+                    collapsibleToggle.addEventListener('click', determineToggleMode);
+                }
+                if (doctest.hasAttribute('data-title')) {
+                    let title = document.createElement('h6');
+                    title.innerText = doctest.getAttribute('data-title');
+                    title.className = 'doctest-section-title';
+                    titleParent.appendChild(title);
+                }
+
                 let pre = document.createElement('pre');
+                pre.className = 'hljs doctest';
                 // See http://stackoverflow.com/questions/1068280/javascript-regex-multiline-flag-doesnt-work
                 // let re = /Doctest\.expect\(([\s\S]*)[\,\s\S]*([\s\S]*)\)/g
                 let lines = text.value ? text.value.split('\n') : text.split('\n');
@@ -196,7 +294,9 @@
                     better.push(line);
                 }
                 pre.innerHTML = better.join('\n'); // text.value.replace(re, ">>> $1\n$2")
-                doctest.parentNode.replaceChild(pre, doctest);
+                container.appendChild(pre);
+
+                doctest.parentNode.replaceChild(container, doctest);
             }
         }
     }
@@ -10962,6 +11062,7 @@
 
         remove() {
             this.button = null;
+            this._stopThisSpeechIfPlaying();
             this.context.removeEventListener('DOMNodeRemoved', this._domWasChanged);
             super.remove();
         }
@@ -10979,12 +11080,18 @@
             context.addEventListener('DOMNodeRemoved', this._domWasChanged);
         }
 
+        /**
+         * Don't remember why this was required - SO 20-11-2019
+         */
         _domWasChanged(event) {
-            if (this.context == null) this._stop();
+            if (event.target == this.context) this._stopThisSpeechIfPlaying();
-            else if (
+        }
-                this.context['lastSpeechNode'] == window.speechSynthesis['speechPluginNode'] &&
+
-                event.target == this.context
+        /**
-            ) {
+         * Stops the module if it is set in the context.
+         */
+        _stopThisSpeechIfPlaying() {
+            if (this.context == null || this.context['lastSpeechNode'] == window.speechSynthesis['speechPluginNode']) {
                 this._stop();
             }
         }
@@ -11008,7 +11115,6 @@
          * SO -17.07.19
          */
 
-            let activeNode = window.speechSynthesis['speechPluginNode'];
             this._updateText();
         }
 
@@ -11050,6 +11156,8 @@
             this.context.classList.add('speech-plugin-is-reading');
         }
 
+        closed() {}
+
         _cleanupText(node) {
             let text = node.textContent;
             text = this._removeShy(text);

lib/card/plugin.js

@@ -497,6 +497,7 @@ CardPlugin.Speech = class SpeechPlugin extends CardPluginBase {
 
     remove() {
         this.button = null
+        this._stopThisSpeechIfPlaying()
         this.context.removeEventListener('DOMNodeRemoved', this._domWasChanged)
         super.remove()
     }
@@ -514,12 +515,18 @@ CardPlugin.Speech = class SpeechPlugin extends CardPluginBase {
         context.addEventListener('DOMNodeRemoved', this._domWasChanged)
     }
 
+    /**
+     * Don't remember why this was required - SO 20-11-2019
+     */
     _domWasChanged(event) {
-        if (this.context == null) this._stop()
+        if (event.target == this.context) this._stopThisSpeechIfPlaying()
-        else if (
+    }
-            this.context['lastSpeechNode'] == window.speechSynthesis['speechPluginNode'] &&
+
-            event.target == this.context
+    /**
-        ) {
+     * Stops the module if it is set in the context.
+     */
+    _stopThisSpeechIfPlaying() {
+        if (this.context == null || this.context['lastSpeechNode'] == window.speechSynthesis['speechPluginNode']) {
             this._stop()
         }
     }
@@ -543,7 +550,6 @@ CardPlugin.Speech = class SpeechPlugin extends CardPluginBase {
      * SO -17.07.19
      */
 
-        let activeNode = window.speechSynthesis['speechPluginNode']
         this._updateText()
     }
 
@@ -585,6 +591,8 @@ CardPlugin.Speech = class SpeechPlugin extends CardPluginBase {
         this.context.classList.add('speech-plugin-is-reading')
     }
 
+    closed() {}
+
     _cleanupText(node) {
         let text = node.textContent
         text = this._removeShy(text)

lib/doctest.js

@@ -27,6 +27,60 @@ export default class Doctest {
         return stringified
     }
 
+    /**
+     * When dealing with floating point numbers,
+     * floating point imprecision may occur. Therefore a simple
+     * equality check is not sufficient.
+     *
+     * The expectPointPrecision method compares two points by calculating their difference
+     * and accepting the result as far as it is lower than the defined acceptable error.
+     *
+     * @static
+     * @param {number} a - Number a to test.
+     * @param {number} b - Number b to test against.
+     * @param {number} accetableError - Defines the value of how much the two numbers may differ, that the test still passes.
+     * @memberof Doctest
+     */
+    static expectPointPrecision(pointA, pointB, accetableError = 0.000001) {
+        if (Math.abs(pointA.x - pointB.x) > accetableError || Math.abs(pointA.y - pointB.y) > accetableError) {
+            throw new Error(
+                `Testing difference of Points ${this.pprint(pointA)} and ${this.pprint(
+                    pointB
+                )} exceeded the acceptable error of ${accetableError} (x:${Math.abs(
+                    pointB.x - pointA.x
+                )}, y: ${Math.abs(pointB.y - pointA.y)}).`
+            )
+        }
+    }
+
+    /**
+     * When dealing with floating point numbers,
+     * floating point imprecision may occur. Therefore a simple
+     * equality check is not sufficient.
+     *
+     * The expectPrecise method compares two numbers by calculating their difference
+     * and accepting the result as far as it is lower than the defined acceptable error.
+     *
+     * @static
+     * @param {number} a - Number a to test.
+     * @param {number} b - Number b to test against.
+     * @param {number} accetableError - Defines the value of how much the two numbers may differ, that the test still passes.
+     * @memberof Doctest
+     */
+    static expectPrecision(a, b, accetableError = 0.000001) {
+        let aFloat = parseFloat(a)
+        let bFloat = parseFloat(b)
+
+        console.log(aFloat)
+        if (isNaN(aFloat) || isNaN(bFloat) || Math.abs(bFloat - aFloat) > accetableError) {
+            throw new Error(
+                `Testing difference of ${this.pprint(a)} and ${this.pprint(
+                    b
+                )} exceeded the acceptable error of ${accetableError} (${Math.abs(bFloat - aFloat)}).`
+            )
+        }
+    }
+
     static expect(expr, value) {
         if (this.pprint(expr) != this.pprint(value)) {
             //throw new Error("got `" + expr + "` but expected `" + value + "`.")
@@ -87,7 +141,51 @@ export default class Doctest {
             let doctest = doctests[i]
             let code = this.stripLeadingLines(doctest.innerHTML)
             let text = this.highlight(code)
+
+            let container = document.createElement('div')
+            container.className = 'doctest-wrapper'
+
+            let titleParent = container
+            if (doctest.hasAttribute('data-collapsible')) {
+                let collapsibleToggle = document.createElement('div')
+
+                let icon = document.createElement('i')
+                icon.className = 'material-icons'
+                collapsibleToggle.appendChild(icon)
+
+                collapsibleToggle.className = 'doctest-collapsible-toggle'
+                collapsibleToggle.style = 'min-height: 10px;'
+                titleParent = collapsibleToggle
+                container.appendChild(collapsibleToggle)
+
+                const collapsedClass = 'collapsed'
+
+                function setToggleMode(collapse) {
+                    if (collapse) {
+                        container.classList.add(collapsedClass)
+                        icon.innerText = 'arrow_drop_down'
+                    } else {
+                        container.classList.remove(collapsedClass)
+                        icon.innerText = 'arrow_drop_up'
+                    }
+                }
+
+                function determineToggleMode() {
+                    setToggleMode(!container.classList.contains(collapsedClass))
+                }
+
+                setToggleMode(doctest.hasAttribute('data-collapsed'))
+                collapsibleToggle.addEventListener('click', determineToggleMode)
+            }
+            if (doctest.hasAttribute('data-title')) {
+                let title = document.createElement('h6')
+                title.innerText = doctest.getAttribute('data-title')
+                title.className = 'doctest-section-title'
+                titleParent.appendChild(title)
+            }
+
             let pre = document.createElement('pre')
+            pre.className = 'hljs doctest'
             // See http://stackoverflow.com/questions/1068280/javascript-regex-multiline-flag-doesnt-work
             // let re = /Doctest\.expect\(([\s\S]*)[\,\s\S]*([\s\S]*)\)/g
             let lines = text.value ? text.value.split('\n') : text.split('\n')
@@ -102,7 +200,9 @@ export default class Doctest {
                 better.push(line)
             }
             pre.innerHTML = better.join('\n') // text.value.replace(re, ">>> $1\n$2")
-            doctest.parentNode.replaceChild(pre, doctest)
+            container.appendChild(pre)
+
+            doctest.parentNode.replaceChild(container, doctest)
         }
     }
 }

lib/pixi/bundle.js

@@ -86,12 +86,20 @@ import MapApp from './maps/mapapp.js'
 
 window.MapApp = MapApp
 
-import { AdvancedScatterContainer, RigidContainer, CompactScatter, CoverScatter } from './maps/scatter.js'
+import {
+    AdvancedScatterContainer,
+    RigidContainer,
+    CompactScatter,
+    CoverScatter,
+    MapObjectScatter
+} from './maps/scatter.js'
 
 window.AdvancedScatterContainer = AdvancedScatterContainer
 window.RigidContainer = RigidContainer
 window.CompactScatter = CompactScatter
 window.CoverScatter = CoverScatter
+window.MapObjectScatter = MapObjectScatter
+
 
 import { GeoLayer, MapLayer } from './maps/geolayer.js'
 window.GeoLayer = GeoLayer
@@ -111,3 +119,4 @@ window.Overlay = Overlay
 
 import { MapList } from './maps/maplist.js'
 window.MapList = MapList
+

lib/pixi/maps/geographics.js

@@ -26,7 +26,6 @@ export class GeoGraphics {
         this.drawEndHandler = new EventHandler('onDrawEnd', { listeners: onDrawEnd })
         this._points = null
         this._position = null
-        this.map = null
     }
 
     clone() {
@@ -92,7 +91,6 @@ export class GeoGraphics {
      * Called by the containing geo layer, when the map changes.
      */
     adaptTo(map) {
-        this.map = map
         this._points = this._adaptCoordinates(map)
         this._updatePosition()
         this.draw()
@@ -135,23 +133,21 @@ export class GeoGraphics {
         this._layer = layer
     }
 
-    // get map() {
+    get map() {
-    //     if (
+        let map = null
-    //         this.graphics.layer &&
+        if (this.mapLayer) {
-    //         (this.graphics.layer instanceof GeoLayer || this.graphics.layer instanceof MapLayer)
+            map = this.mapLayer.map
-    //     ) {
+        }
-    //         return this.graphics.layer.map
+        return map
-    //     } else return null
+    }
-    // }
 
-    // get mapLayer() {
+    get mapLayer() {
-    //     if (
+        let mapLayer = null
-    //         this.graphics.layer &&
+        if (this.layer) {
-    //         (this.graphics.layer instanceof GeoLayer || this.graphics.layer instanceof MapLayer)
+            mapLayer = this.layer.mapLayer
-    //     ) {
+        }
-    //         return this.graphics.layer.mapLayer
+        return mapLayer
-    //     } else return null
+    }
-    // }
 
     /**
      *  Prepare draw is a private function, that prepares the graphics

lib/pixi/maps/geolayer.js

@@ -145,6 +145,19 @@ export class GeoLayer {
         } else console.warn('Tried to remove layer that was not set.', this, layer)
     }
 
+    remove(graphics) {
+        if (graphics instanceof GeoGraphics) {
+            let index = this.geographics.indexOf(geographics)
+            if (index != -1) {
+                this.displayObject.removeChild(geographics)
+            } else {
+                console.error('Could not remove geographics from geolayer.', this, geographics)
+            }
+        } else {
+            this.displayObject.removeChild(graphics)
+        }
+    }
+
     set parent(parent) {
         this._parent = parent
     }
@@ -208,9 +221,10 @@ export class GeoLayer {
 
 export class MapLayer extends GeoLayer {
     constructor(
+        mapList,
         scatterContainer,
         displayObject,
-        { onTransform = null, onChange = null, focus = null, zoom = null, viewport = null, mapList = null } = {}
+        { onTransform = null, onChange = null, focus = null, zoom = null, viewport = null } = {}
     ) {
         super(displayObject)
 
@@ -231,12 +245,16 @@ export class MapLayer extends GeoLayer {
         })
 
         this.mapList = mapList
-        this._map = null
 
         // //TODO Implement error handling here.
         // this.maps = maps
         // if (opts.map) this.placeMap(opts.map)
         this.dynamicElements = new Map()
+
+        // Binds the transformed callback beforehand.
+        this.transformed = this.transformed.bind(this)
+
+        this.changeMap(mapList.active)
     }
 
     adapt() {
@@ -258,21 +276,18 @@ export class MapLayer extends GeoLayer {
         this.transformHandler.call(this)
     }
 
-    clone(container = null) {
+    clone(scatterContainer, container = null) {
-        let clone = {}
+        let mapList = this.mapList.clone()
-        for (let name of Object.keys(this.maps)) {
+        container = container == null ? new PIXI.Container() : container
-            //console.info(this.maps[name])
-            clone[name] = this.maps[name].clone(container)
-        }
 
-        //console.info(this.active)
+        let mapLayerClone = new MapLayer(mapList, scatterContainer, container, {
-        let mapLayerClone = new MapLayer(this.active, clone, container, {
             name: MapLayer.idx++,
             viewport: this.mapview.viewport,
             focus: this.mapview.focus,
-            zoom: this.mapview.zoom
+            zoom: this.mapview.zoom,
+            mapList
         })
-        //mapLayerClone._map = clone['luftbild']
+
         mapLayerClone.childrenVisibility = this.childrenVisibility
         return mapLayerClone
     }
@@ -285,20 +300,29 @@ export class MapLayer extends GeoLayer {
      * @memberof MapLayer
      */
     changeMap(
-        map /*,
+        name
+        /* map ,
         useScatterAsContainer = true // If set to false, the normal container is used. This is necessary when using submaps and the container need to be a RigidContainer.*/
     ) {
-        if (map instanceof GeoMap) {
+        console.log('Change map to: ', name)
-            console.log('Change map to: ', map)
+        let oldMap = this.map
-            let oldMap = this.map
-            if (oldMap) oldMap.unload()
 
-            this._map = map
+        this.mapList.select(name)
 
-            this.map.load()
+        if (oldMap) {
-            this.scatterContainer.addChild(this.map.image)
+            oldMap.unload()
+            oldMap.onTransform.remove(this.transformed)
+        }
 
-            this.mapview.apply(this.map)
+        let map = this.map
+        if (map) {
+            console.log('Load Map')
+            map.load()
+
+            console.log(this, this.scatterContainer)
+            this.scatterContainer.addChild(map.image)
+
+            this.mapview.apply(map)
             map.image.addChild(this.displayObject)
 
             // A geolayer's displayObject is on the parent layer.
@@ -309,9 +333,9 @@ export class MapLayer extends GeoLayer {
 
             //Call transform one time manually.
             this.transformed()
-            this.map.onTransform.add(this.transformed.bind(this))
+            map.onTransform.add(this.transformed)
         } else {
-            console.error("Could not set map, it's not of type GeoMap.", map)
+            console.error(`Could not change map to ${name}.`)
         }
 
         /*Logging.log(`Map change: ${key}`)
@@ -368,7 +392,7 @@ export class MapLayer extends GeoLayer {
     }
 
     get map() {
-        return this._map
+        return this.mapList.map
     }
 
     /**

lib/pixi/maps/map.js

@@ -291,6 +291,10 @@ export class GeoMap {
         console.error('Overload get distance in subclass.')
     }
 
+    set alpha(value) {
+        console.error('Overload get alpha in subclass.')
+    }
+
     /**
      * Returns a screen point for a coordinate.
      */
@@ -374,11 +378,13 @@ export class GeoMap {
      * @returns {object} - Returns an object with the names as keys and the GeoMaps as value.
      * @memberof GeoMap
      */
-    static allFromJson(json) {
+    static allFromJson(json, root = './') {
         let error = { message: '' }
         let maps = {}
         if (GeoMap._validateJson(json, error)) {
             for (let [mapname, data] of Object.entries(json)) {
+                console.log(data.tiles, data.tiles.path, root + data.tiles.path)
+                data.tiles.path = root + data.tiles.path
                 maps[mapname] = GeoMap._createMap(data)
                 maps[mapname].name = mapname
             }
@@ -563,6 +569,7 @@ export class DeepZoomMap extends GeoMap {
 
         super.load(image, container, scatter)
 
+        console.log('LOADED: ', this.image)
         if (this.debug) console.log('Loaded image: ', image, 'With options: ', this.info)
     }
 
@@ -622,7 +629,7 @@ export class DeepZoomMap extends GeoMap {
 
             let containerCenter
             if (this.frame) {
-                containerCenter = this.getFrame().center
+                containerCenter = this.getFrame().localCenter
             } else {
                 containerCenter = {
                     x: this.image.parent.width / 2,
@@ -691,10 +698,21 @@ export class DeepZoomMap extends GeoMap {
 
     tint() {
         let color = DeepZoomMap.tintcolors[DeepZoomMap.tintcolor++ % DeepZoomMap.tintcolors.length]
+
+        this._forEachTile(tile => {
+            tile.tint = color
+        })
+    }
+
+    _forEachTile(callback) {
         this.image.children[0].children.forEach(tiles => {
-            tiles.children.forEach(tile => {
+            tiles.children.forEach(callback)
-                tile.tint = color
+        })
-            })
+    }
+
+    setAlpha(alpha) {
+        this._forEachTile(tile => {
+            tile.alpha = alpha
         })
     }
 
@@ -769,7 +787,6 @@ export class ImageMap extends GeoMap {
      * @memberof ImageMap
      */
     moveTo(coordinates, zoom = null, { animate = 0 } = {}) {
-
         if (this.image.scatter == null) {
             return
         }

lib/pixi/maps/mapapp.js

@@ -178,6 +178,7 @@ export default class MapApp extends PIXIApp {
 
     selectMap(key) {
         let result = this.mapList.select(key)
+
         console.log('Select map', key, result)
         if (result && this.mapLayer) {
             this.mapLayer.changeMap(this.mapList.map)
@@ -287,7 +288,6 @@ export default class MapApp extends PIXIApp {
     }
 
     get map() {
-        console.log(this.mapList)
         return this.mapList.map
     }
 

lib/pixi/maps/maplist.js

@@ -1,5 +1,5 @@
 export class MapList {
-    constructor(active, maps) {
+    constructor(active = null, maps = {}) {
         this.maps = maps
         this.active = active
 
@@ -40,6 +40,16 @@ export class MapList {
         return map
     }
 
+    clone() {
+        let maps = {}
+
+        for (let name of Object.keys(this.maps)) {
+            maps[name] = this.maps[name].clone()
+        }
+
+        return new MapList(this.active, maps)
+    }
+
     add(key, map) {
         if (this.maps[key] != null) consol.warn('Key already in mapList. The existing key was overwritten.')
         map.name = key
@@ -47,15 +57,14 @@ export class MapList {
     }
 
     get map() {
-        console.log(this.maps, this.active)
+        return this.maps && this.maps[this.active] ? this.maps[this.active] : null
-        return this.maps[this.active]
     }
 
     next() {
         let keys = Object.keys(this.maps)
         let idx = keys.indexOf(this.active)
 
-        let next = idx + 1 < key.length ? keys[idx + 1] : keys[0]
+        let next = idx + 1 < keys.length ? keys[idx + 1] : keys[0]
         console.log(keys, idx, next)
         return next
     }

lib/pixi/maps/scatter.js

@@ -89,15 +89,15 @@ export class AdvancedScatterContainer extends ScatterContainer {
         let interactionManager = this.renderer.plugins.interaction
 
         let displayObject = interactionManager.hitTest(local, this)
+        if (displayObject != null) {
+            if (displayObject.dontBlockScatter && displayObject.parent != null) {
+                displayObject = interactionManager.hitTest(local, displayObject.parent)
+            }
 
-        if (displayObject.dontBlockScatter && displayObject.parent != null) {
+            if (displayObject.scatter != null) this.hitScatter = displayObject.scatter
-            displayObject = interactionManager.hitTest(local, displayObject.parent)
+            if (this.claimEvents) event.claimedByScatter = this.hitScatter
         }
 
-        if (displayObject != null && displayObject.scatter != null) this.hitScatter = displayObject.scatter
-        if (this.claimEvents) event.claimedByScatter = this.hitScatter
-
-        
         return this.hitScatter
     }
 }
@@ -255,6 +255,23 @@ class AdvancedScatter extends DisplayObjectScatter {
 }
 
 export class SubmapScatter extends DisplayObjectScatter {
+    constructor(displayObject, renderer, opts = {}) {
+        /*
+            Currently the submaps are only working on one scale to
+            avoid recalculations of the shown map.
+
+            Therfore we force the scatter to not be scaleable.
+        */
+        Object.assign(opts, {
+            minScale: 1,
+            maxScale: 1,
+            startScale: 1,
+            scalable: false
+        })
+
+        super(displayObject, renderer, opts)
+    }
+
     get width() {
         return this.displayObject.width * this.displayObject.scale.x
     }