Continued refactoring of the maps library.

lib/pixi/maps/geographics.html

@@ -5,7 +5,10 @@
     <meta charset='UTF-8'>
     <title>GeoGraphics</title>
 
-    <link rel='stylesheet' href='../../3rdparty/highlight/styles/default.css'>
+    <script src="../../3rdparty/highlight/highlight.pack.js"></script>
+
+    <link rel="stylesheet" href="../../../fonts/material-icon-font/material-icons.css">
+    <link rel='stylesheet' href='../../3rdparty/highlight/styles/vs2015.css'>
     <link rel='stylesheet' href='../../../css/doctest.css'>
 
     <script src="../../../dist/iwmlib.3rdparty.js"></script>
@@ -67,11 +70,11 @@
                 wikimedia
             ], (sprites) => {
 
-                let osmMap = new ImageMap(sprites.get(osmworld), new MapData(new Projection.Mercator()), { cover: false })
+                let osmMap = new ImageMap(sprites.get(osmworld), new MapData(new Projection.Mercator()), { cover: true })
 
                 let wikimediaMap = new ImageMap(sprites.get(wikimedia), new MapData(new Projection.Robinson(10)), {
                     baseZoomHeight: sprites.get(osmworld).texture.height,
-                    cover: false
+                    cover: true
                 })
 
                 app.addMaps({
@@ -89,7 +92,6 @@
     function enableSwitch(button, app) {
         button.addEventListener("click", () => {
             let next = app.mapList.next()
-            console.log(app.mapList)
             app.selectMap(next)
         })
     }

lib/pixi/maps/geographics.js

@@ -127,6 +127,14 @@ export class GeoGraphics {
         return this._position
     }
 
+    get layer() {
+        return this._layer ? this._layer : null
+    }
+
+    setLayer(layer) {
+        this._layer = layer
+    }
+
     // get map() {
     //     if (
     //         this.graphics.layer &&

lib/pixi/maps/geolayer.js

@@ -1,10 +1,8 @@
 import { GeoMap } from './map.js'
 import MapView from './mapview.js'
 import { EventHandler } from './utils.js'
-
-import { PIXILayer } from '../../../../src/layers/js/layer.js'
-import Logging from '../../logging.js'
 import { GeoGraphics } from './geographics.js'
+import { MapList } from './maplist.js'
 //import { GeoGraphics } from "../pixi/geographics.js"
 
 /**
@@ -13,7 +11,7 @@ import { GeoGraphics } from './geographics.js'
  * of the Adaption.
  */
 export class GeoLayer {
-    constructor(displayObject) {
+    constructor(displayObject, opts = {}) {
         if (displayObject == null || !(displayObject instanceof PIXI.DisplayObject)) {
             console.error(
                 `You need to provide a displayObject to make a ${this.constructor.name} out of it.`,
@@ -22,15 +20,14 @@ export class GeoLayer {
             return null
         } else {
             this.geographics = []
-            displayObject.map = this
+            // displayObject.map = this
             this.displayObject = displayObject
 
-            this.layers = []
-
             this.pixiAddChild = displayObject.addChild.bind(displayObject)
             displayObject.addChild = (...elements) => {
                 elements.forEach(element => {
                     if (element instanceof GeoGraphics) {
+                        element.setLayer(this)
                         this.geographics.push(element)
                         this.pixiAddChild(element.graphics)
                     } else {
@@ -39,6 +36,62 @@ export class GeoLayer {
                 })
             }
         }
+
+        this.name = opts['name'] != null ? opts.name : 'Unnamed Layer'
+        this.parent = null
+        this.parentMapLayerTransformedHandler = new EventHandler('onParentMapLayerTransformed')
+        this.layers = []
+        this._visibility = { min: 0, max: Number.MAX_VALUE }
+    }
+
+    parentMapLayerTransformed(mapLayer) {
+        this.layers.forEach(layer => {
+            if (!(layer instanceof MapList)) {
+                layer.parentMapLayerTransformed()
+            }
+        })
+
+        this.parentMapLayerTransformedHandler.call(null, mapLayer)
+
+        this.rescaleChildren()
+    }
+
+    rescaleChildren() {
+        let map = this.map
+
+        if (this.rescale) {
+            if (map != null) {
+                let scale = map.image.scatter.scale
+
+                this.displayObject.children.forEach(graphics => {
+                    graphics.scale.set(1 / scale, 1 / scale)
+                })
+            }
+        }
+
+        let mapLayer = this.mapLayer
+        if (this.visibility && mapLayer != null) {
+            const zoom = mapLayer.mapview.zoom
+
+            // TODO
+            // Currently I dont know what elemnts was.
+            // We just log an error and resolve this on a later point.
+            if (zoom > this.visibility.min && zoom < this.visibility.max) {
+                this.displayObject.children.forEach(it => (it.visible = true))
+            } else {
+                this.displayObject.children.forEach(it => (it.visible = false))
+            }
+        }
+    }
+
+    set visibility(value) {
+        let { min = 0, max = Infinity } = value
+        console.log(min)
+        this._visibility = { min, max }
+    }
+
+    get visibility() {
+        return this._visibility
     }
 
     addChild(element) {
@@ -60,6 +113,8 @@ export class GeoLayer {
             this.layers.forEach(layer => {
                 if (layer.adapt) layer.adapt(map)
             })
+
+            this.rescaleChildren()
         } else console.error('There was no map specified.', this)
     }
 
@@ -72,19 +127,54 @@ export class GeoLayer {
     //     } else super.place(geographic)
     // }
 
+    removeFromParent() {
+        if (this.parent) {
+            this.parent.removeLayer(this)
+        }
+    }
+
+    removeLayer(layer) {
+        let idx = this.layers.indexOf(layer)
+        if (idx != -1) {
+            layer.parent = null
+            this.layers.splice(idx, 1)
+
+            if (layer.displayObject.parent) {
+                layer.displayObject.parent.removeChild(layer.displayObject)
+            }
+        } else console.warn('Tried to remove layer that was not set.', this, layer)
+    }
+
+    set parent(parent) {
+        this._parent = parent
+    }
+
+    get parent() {
+        return this._parent
+    }
+
     addLayer(layer) {
         if (layer instanceof GeoLayer || layer instanceof MapLayer) {
+            layer.removeFromParent()
+
             this.layers.push(layer)
+            layer.parent = this
+            layer.parentChanged()
+
             this.displayObject.addChild(layer.displayObject)
             if (this.map) layer.geographics.forEach(geographics => geographics.adaptTo(this.map))
         } else
             console.error('Could not place layer. Only MapLayer and GeoLayers can be child layers of GeoLayers.', layer)
     }
 
+    parentChanged() {
+        this.rescaleChildren()
+    }
+
     //GeoLayers have to be children of a map layer,
     // therefore we can recursively get the map.
     get map() {
-        return this._mapLayer.map
+        return this.mapLayer ? this.mapLayer.map : null
     }
 
     get mapLayer() {
@@ -120,18 +210,12 @@ export class MapLayer extends GeoLayer {
     constructor(
         scatterContainer,
         displayObject,
-        { onTransform = null, onChange = null, focus = null, zoom = null, viewport = null } = {}
+        { onTransform = null, onChange = null, focus = null, zoom = null, viewport = null, mapList = null } = {}
     ) {
         super(displayObject)
 
-        let onTransformListeners = [
-            () => {
-                this.labelVisibility()
-            }
-        ]
-        if (onTransform) onTransformListeners.push(onTransform)
         this.transformHandler = new EventHandler('onTransform', {
-            listeners: onTransformListeners
+            listeners: onTransform
         })
 
         this.scatterContainer = scatterContainer
@@ -146,6 +230,7 @@ export class MapLayer extends GeoLayer {
             viewport
         })
 
+        this.mapList = mapList
         this._map = null
 
         // //TODO Implement error handling here.
@@ -154,46 +239,6 @@ export class MapLayer extends GeoLayer {
         this.dynamicElements = new Map()
     }
 
-    labelVisibility() {
-        const visibility = this.childrenVisibility
-
-        if (visibility) {
-            const zoom = this.mapview.zoom
-
-            const min = visibility.min || 0
-            const max = visibility.max || Number.MAX_VALUE
-
-            // TODO
-            // Currently I dont know what elemnts was. 
-            // We just log an error and resolve this on a later point.
-            if (this.elements) {
-                if (zoom > min && zoom < max) {
-                    this.elements.forEach(it => (it.visible = true))
-
-                    this.elements.forEach(it => {
-                        const scale = 1 / it.parent.scale.x
-
-                        // it.children are poi groups
-                        // it.children[0] is the poi group of the tübingen poi
-                        // it.children[0].children are the text containers (not PIXI.Text), about 20 pieces
-
-                        if (it.children.length > 0) {
-                            it.children[0].children.forEach(poi => {
-                                if (poi.children.length === 1) {
-                                    poi.scale.set(scale, scale)
-                                }
-                            })
-                        }
-                    })
-                } else {
-                    this.elements.forEach(it => (it.visible = false))
-                }
-            }else{
-                console.error("DEBUG: Elements was not defined.")
-            }
-        }
-    }
-
     adapt() {
         this.layers.forEach(layer => {
             if (layer.adapt) layer.adapt(this.map)
@@ -209,6 +254,7 @@ export class MapLayer extends GeoLayer {
 
     transformed(e) {
         this.mapview.transformed(this.map)
+        this.layers.forEach(layer => layer.parentMapLayerTransformed(this))
         this.transformHandler.call(this)
     }
 
@@ -243,8 +289,7 @@ export class MapLayer extends GeoLayer {
         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: ', map)
-            console.log("Change map to: " , map)
             let oldMap = this.map
             if (oldMap) oldMap.unload()
 
@@ -252,10 +297,9 @@ export class MapLayer extends GeoLayer {
 
             this.map.load()
             this.scatterContainer.addChild(this.map.image)
-            console.log(this.map.image.parent)
 
+            this.mapview.apply(this.map)
             map.image.addChild(this.displayObject)
-            this.mapview.update(this.map)
 
             // A geolayer's displayObject is on the parent layer.
             // A maplayer's displayobject is always the child of the map.

lib/pixi/maps/mapapp.html

@@ -110,23 +110,26 @@
         })
 
         function ready(sprites) {
+
+            const cover = true
+
             // When resources are loaded, the ImageMap can be instantiated.
             let imageMap = new ImageMap(sprites.get(europe), europeData, {
                 coordsLogging: true,
                 maxScale: 1,
-                cover: false
+                cover
             })
 
             let testMapData = new DeepZoomMapData(new Projection.Mercator(), testConfig.tiles, {
                 app
             })
-            let testMap = new DeepZoomMap(testMapData, Object.assign({}, testConfig.tiles, { app }), { cover: false })
+            let testMap = new DeepZoomMap(testMapData, Object.assign({}, testConfig.tiles, { app }), { cover })
             app.addMap("test", testMap)
 
             let osmMapData = new DeepZoomMapData(new Projection.Mercator(), osmConfig.tiles, {
                 app
             })
-            let deepZoomMap = new DeepZoomMap(osmMapData, Object.assign({}, osmConfig.tiles, { app }), { cover: false })
+            let deepZoomMap = new DeepZoomMap(osmMapData, Object.assign({}, osmConfig.tiles, { app }), { cover })
             app.addMap("osm", deepZoomMap)
 
             // Finally apply the map to the MapApp

lib/pixi/maps/mapapp.js

@@ -105,7 +105,7 @@ export default class MapApp extends PIXIApp {
         super.setup()
 
         // TODO get access to fps display
-        let fpsDisplay
+        let fpsDisplay = null
         this.stage.children.forEach(element => {
             if (element.refreshFps) fpsDisplay = element
         })
@@ -114,8 +114,7 @@ export default class MapApp extends PIXIApp {
 
         this.ui = new PIXI.Container()
         this.scene.addChild(this.ui)
-
+        if (this.fpsLogging != null && fpsDisplay != null) this.ui.addChild(fpsDisplay)
-        if (this.fpsLogging && fpsDisplay) this.ui.addChild(fpsDisplay)
 
         if (this.coordsLogging) {
             this.coordsDisplay = new CoordinateDisplay(this)
@@ -216,11 +215,12 @@ export default class MapApp extends PIXIApp {
             lastMap.flushHandlers()
         }
 
-        this.map.onTransform.add(this.transformed.bind(this))
-
         this.transformed()
         this.onMapChanged.call(this, this.map)
         
+        this.map.onTransform.add(this.transformed.bind(this))
+
+
         if (this.ui && this.ui.parent) {
             const parent = this.ui.parent
             parent.removeChild(this.ui)
@@ -249,11 +249,6 @@ export default class MapApp extends PIXIApp {
         this.overlayElements.set(layer, obj)
     }
 
-
-    addMapOverlay(layer) {
-        this.mapLayer.place(layer)
-    }
-
     /**
      * Copies the current coordinates to the clipboard.
      */

lib/pixi/maps/mapview.js

@@ -27,7 +27,7 @@ export default class MapView {
         return this._zoom
     }
 
-    update(map) {
+    apply(map) {
         map.moveTo(this._focus, this._zoom)
     }
 
@@ -36,7 +36,7 @@ export default class MapView {
         this.updateFocusPoint(map)
     }
 
-    applyCameraPosition(map) {
+    updatePosition(map) {
         this.updateFocusPoint(map)
         this.updateZoom(map)
     }
@@ -58,24 +58,39 @@ export default class MapView {
     }
 
     mapPointToWindowPoint(map, point) {
+        let windowPoint = { x: 0, y: 0 }
+
+        if (map['image'] && map.image['parent']) {
             let container = map.image.parent
 
-        let _point = new PIXI.Point(
+            windowPoint = new PIXI.Point(
                 map.scatter.position.x + map.scatter.scale * point.x,
                 map.scatter.position.y + map.scatter.scale * point.y
             )
 
-        return container.toGlobal(_point)
+            windowPoint = container.toGlobal(windowPoint)
+        } else {
+            console.error(this._noParentError)
+        }
+
+        return windowPoint
     }
 
     windowPointToMapPoint(map, point) {
+        let pointOnMap = { x: 0, y: 0 }
+        if (map['image'] && map.image['parent']) {
             let offset = map.image.parent.toGlobal({ x: 0, y: 0 })
-        let _point = new PIXI.Point(
+            pointOnMap = new PIXI.Point(
                 (point.x - map.scatter.position.x - offset.x) / map.scatter.scale,
                 (point.y - map.scatter.position.y - offset.y) / map.scatter.scale
             )
+        } else console.error(this._noParentError)
 
-        return _point
+        return pointOnMap
+    }
+
+    get _noParentError() {
+        return 'Cannot compute map point when map has no parent.'
     }
 
     /**

lib/pixi/maps/overlay.js

@@ -78,6 +78,7 @@ export default class Overlay {
                 scale: 1,
                 rescale: false,
                 popoverOffset: { x: 0, y: 0 },
+                zoomVisibility: { min: 0, max: Number.MAX_VALUE },
 
                 /**
                  * The following Attributes are taken from the TextStyle class
@@ -187,6 +188,10 @@ export default class Overlay {
     } = {}) {
         const name = this.name[0].toUpperCase() + this.name.slice(1).toLowerCase() + ' Overlay'
         let geoLayer = new GeoLayer(new PIXI.Container(), { name })
+
+        console.log(this)
+        geoLayer.visibility = this.zoomVisibility
+
         if (this.rescale) geoLayer.rescale = this.rescale
         this.items.forEach(item => {
             if (!excludeItems(item)) {
@@ -201,7 +206,6 @@ export default class Overlay {
         })
         return geoLayer
     }
-
     getItemProperty(item, property) {
         let propertyValue = null
         const propertyExistsOnItem = item[property] !== undefined
@@ -508,7 +512,6 @@ export default class Overlay {
                     maxWidth: 350
                 })
 
-
                 if (geographics.map) {
                     const scale = 1 / geographics.map.scatter.scale
                     popup.scale.set(scale, scale)

lib/pixi/maps/projections/projections.html

@@ -243,7 +243,7 @@
                         let calculatedCoordinates = mercatorProjection.backward(relativePosition)
 
                         // Testcases for the backwards transformation.
-                        Doctest.expect(coordinates, calculatedCoordinates)
+                        Doctest.expectPointPrecision(coordinates, calculatedCoordinates)
 
                         let point = createPointAtPoisition(relativePosition)
                         mercatorMap.appendChild(point)
@@ -317,7 +317,7 @@
                         let relativePosition = robinsonProjection.forward(position)
 
                         // Run Test Cases
-                        Doctest.expect(robinsonTruth[key], relativePosition)
+                        Doctest.expectPointPrecision(robinsonTruth[key], relativePosition,0)
 
                         let point = createPointAtPoisition(relativePosition)
                         robinsonMap.appendChild(point)

lib/pixi/maps/scatter.js

@@ -89,7 +89,7 @@ export class AdvancedScatterContainer extends ScatterContainer {
         let interactionManager = this.renderer.plugins.interaction
 
         let displayObject = interactionManager.hitTest(local, this)
-        console.log(displayObject.dontBlockScatter, displayObject.parent)
+        
         if (displayObject.dontBlockScatter && displayObject.parent != null) {
             displayObject = interactionManager.hitTest(local, displayObject.parent)
         }
@@ -97,7 +97,7 @@ export class AdvancedScatterContainer extends ScatterContainer {
         if (displayObject != null && displayObject.scatter != null) this.hitScatter = displayObject.scatter
         if (this.claimEvents) event.claimedByScatter = this.hitScatter
 
-        console.log(displayObject)
+        
         return this.hitScatter
     }
 }
@@ -331,26 +331,22 @@ export class CoverScatter extends AdvancedScatter {
             this.debugGraphics.endFill()
         }
 
-        if (this.cover) {
+        // if (this.cover) {
-            // The reference to the element handler needs to be stored,
+        //     // The reference to the element handler needs to be stored,
-            // that we can remove it later on.
+        //     // that we can remove it later on.
-            const eventHandler = this._applyInitialCover.bind(this, null, true)
+        //     this._applyInitialCover = this._applyInitialCover.bind(this)
-            this._applyInitialCover(eventHandler)
+        // }
-        }
     }
 
-    _applyInitialCover(eventHandler, removeListener = false) {
+    // _applyInitialCover() {
-        if (this.debug) console.log('ApplyInitialCover: ', parent)
+    //     if (this.debug) console.log('ApplyInitialCover: ', parent)
-        if (removeListener) {
-            this.displayObject.off('added', eventHandler)
-        }
 
-        if (this.displayObject.parent)
+    //     if (this.displayObject.parent)
-            this.forceCover(this.displayObject.parent.width, this.displayObject.parent.height)
+    //         this.forceCover(this.displayObject.parent.width, this.displayObject.parent.height)
-        else {
+    //     else {
-            this.displayObject.on('added', eventHandler)
+    //         this.displayObject.on('added', eventHandler)
-        }
+    //     }
-    }
+    // }
 
     get boundaries() {
         if (this._boundaries) return this._boundaries
@@ -472,7 +468,11 @@ export class CoverScatter extends AdvancedScatter {
         if (this.scalable && this.parent != null) {
             if (this.cover) {
                 let minCoverScale = this.calculateMinCoverScale(this.parent.width, this.parent.height)
-                scale = scale < minCoverScale ? minCoverScale : scale
+                if (scale < minCoverScale) {
+                    console.error('USE MIN COVER SCALE', minCoverScale, scale)
+
+                    scale = minCoverScale
+                }
             }
             this.scale = scale
         }
@@ -528,7 +528,6 @@ export class MapObjectScatter extends CoverScatter {
         )
         super(displayObject, renderer, opts)
 
-
         if (!renderer) {
             console.error('Renderer was not set!')
             return

lib/pixi/maps/utils.js

@@ -331,8 +331,14 @@ export class EventHandler {
     }
 
     call(context, ...args) {
+        if (context == null) {
+            this.listeners.forEach(listener => listener(...args))
+            this.onces.forEach(listener => listener(...args))
+        } else {
             this.listeners.forEach(listener => listener.call(context, ...args))
             this.onces.forEach(listener => listener.call(context, ...args))
+        }
+
         this.onces = []
     }