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More work on splitting roads, WIP; refactoring tests

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This commit is contained in:
Pieter Vander Vennet 2021-09-22 05:02:09 +02:00
parent e374bb355c
commit 1f93923820
62 changed files with 1163 additions and 823 deletions
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8
Logic/FeatureSource/Actors/LocalStorageSaverActor.ts → Logic/FeatureSource/Actors/SaveTileToLocalStorageActor.ts
View file

@ -4,15 +4,13 @@
* Technically, more an Actor then a featuresource, but it fits more neatly this ay
*/
import {FeatureSourceForLayer} from "../FeatureSource";
import {Utils} from "../../../Utils";
export default class LocalStorageSaverActor {
export default class SaveTileToLocalStorageActor {
public static readonly storageKey: string = "cached-features";
constructor(source: FeatureSourceForLayer, x: number, y: number, z: number) {
constructor(source: FeatureSourceForLayer, tileIndex: number) {
source.features.addCallbackAndRunD(features => {
const index = Utils.tile_index(z, x, y)
const key = `${LocalStorageSaverActor.storageKey}-${source.layer.layerDef.id}-${index}`
const key = `${SaveTileToLocalStorageActor.storageKey}-${source.layer.layerDef.id}-${tileIndex}`
const now = new Date().getTime()
if (features.length == 0) {

223
Logic/FeatureSource/ChangeApplicator.ts
View file

@ -1,202 +1,85 @@
import FeatureSource, {IndexedFeatureSource} from "./FeatureSource";
import FeatureSource, {FeatureSourceForLayer, IndexedFeatureSource} from "./FeatureSource";
import {UIEventSource} from "../UIEventSource";
import {Changes} from "../Osm/Changes";
import {ChangeDescription} from "../Osm/Actions/ChangeDescription";
import {ChangeDescription, ChangeDescriptionTools} from "../Osm/Actions/ChangeDescription";
import {Utils} from "../../Utils";
import FilteredLayer from "../../Models/FilteredLayer";
import {OsmNode, OsmRelation, OsmWay} from "../Osm/OsmObject";
/**
* A feature source containing exclusively new elements
*/
export class NewGeometryChangeApplicatorFeatureSource implements FeatureSource{
public readonly features: UIEventSource<{ feature: any; freshness: Date }[]>;
public readonly name: string = "newFeatures";
constructor(changes: Changes) {
const seenChanges = new Set<ChangeDescription>();
changes.pendingChanges.addCallbackAndRunD(changes => {
for (const change of changes) {
if(seenChanges.has(change)){
continue
}
seenChanges.add(change)
if(change.id < 0){
// This is a new object!
}
}
})
}
}
/**
* Applies changes from 'Changes' onto a featureSource
* Applies geometry changes from 'Changes' onto every feature of a featureSource
*/
export default class ChangeApplicator implements FeatureSource {
public readonly features: UIEventSource<{ feature: any; freshness: Date }[]>;
export default class ChangeGeometryApplicator implements FeatureSourceForLayer {
public readonly features: UIEventSource<{ feature: any; freshness: Date }[]> = new UIEventSource<{ feature: any; freshness: Date }[]>([]);
public readonly name: string;
private readonly source: IndexedFeatureSource;
private readonly changes: Changes;
private readonly mode?: {
generateNewGeometries: boolean
};
public readonly layer: FilteredLayer
constructor(source: IndexedFeatureSource, changes: Changes, mode?: {
generateNewGeometries: boolean
}) {
constructor(source: (IndexedFeatureSource & FeatureSourceForLayer), changes: Changes) {
this.source = source;
this.changes = changes;
this.mode = mode;
this.layer = source.layer
this.name = "ChangesApplied(" + source.name + ")"
this.features = source.features
const seenChanges = new Set<ChangeDescription>();
this.features = new UIEventSource<{ feature: any; freshness: Date }[]>(undefined)
const self = this;
let runningUpdate = false;
source.features.addCallbackAndRunD(features => {
if (runningUpdate) {
return; // No need to ping again
}
self.ApplyChanges()
seenChanges.clear()
})
source.features.addCallbackAndRunD(_ => self.update())
changes.allChanges.addCallbackAndRunD(_ => self.update())
changes.pendingChanges.addCallbackAndRunD(changes => {
runningUpdate = true;
changes = changes.filter(ch => !seenChanges.has(ch))
changes.forEach(c => seenChanges.add(c))
self.ApplyChanges()
source.features.ping()
runningUpdate = false;
})
}
private update() {
const upstreamFeatures = this.source.features.data
const upstreamIds = this.source.containedIds.data
const changesToApply = this.changes.allChanges.data
?.filter(ch =>
// Does upsteram have this element? If not, we skip
upstreamIds.has(ch.type + "/" + ch.id) &&
// Are any (geometry) changes defined?
ch.changes !== undefined &&
// Ignore new elements, they are handled by the NewGeometryFromChangesFeatureSource
ch.id > 0)
/**
* Returns true if the geometry is changed and the source should be pinged
*/
private ApplyChanges(): boolean {
const cs = this.changes.pendingChanges.data
const features = this.source.features.data
const loadedIds = this.source.containedIds
if (cs.length === 0 || features === undefined) {
if (changesToApply === undefined || changesToApply.length === 0) {
// No changes to apply!
// Pass the original feature and lets continue our day
this.features.setData(upstreamFeatures);
return;
}
console.log("Applying changes ", this.name, cs)
let geometryChanged = false;
const changesPerId: Map<string, ChangeDescription[]> = new Map<string, ChangeDescription[]>()
for (const c of cs) {
const id = c.type + "/" + c.id
if (!loadedIds.has(id)) {
continue
const changesPerId = new Map<string, ChangeDescription[]>()
for (const ch of changesToApply) {
const key = ch.type + "/" + ch.id
if(changesPerId.has(key)){
changesPerId.get(key).push(ch)
}else{
changesPerId.set(key, [ch])
}
if (!changesPerId.has(id)) {
changesPerId.set(id, [])
}
changesPerId.get(id).push(c)
}
if (changesPerId.size === 0) {
// The current feature source set doesn't contain any changed feature, so we can safely skip
return;
}
const now = new Date()
function add(feature) {
feature.id = feature.properties.id
features.push({
feature: feature,
freshness: now
})
console.log("Added a new feature: ", feature)
geometryChanged = true;
}
// First, create the new features - they have a negative ID
// We don't set the properties yet though
if (this.mode?.generateNewGeometries) {
changesPerId.forEach(cs => {
cs
.forEach(change => {
if (change.id >= 0) {
return; // Nothing to do here, already created
}
if (change.changes === undefined) {
// An update to the object - not the actual created
return;
}
try {
switch (change.type) {
case "node":
const n = new OsmNode(change.id)
n.lat = change.changes["lat"]
n.lon = change.changes["lon"]
const geojson = n.asGeoJson()
add(geojson)
break;
case "way":
const w = new OsmWay(change.id)
w.nodes = change.changes["nodes"]
add(w.asGeoJson())
break;
case "relation":
const r = new OsmRelation(change.id)
r.members = change.changes["members"]
add(r.asGeoJson())
break;
}
} catch (e) {
console.error(e)
}
})
})
}
for (const feature of features) {
const f = feature.feature;
const id = f.properties.id;
if (!changesPerId.has(id)) {
const newFeatures: { feature: any, freshness: Date }[] = []
for (const feature of upstreamFeatures) {
const changesForFeature = changesPerId.get(feature.feature.properties.id)
if (changesForFeature === undefined) {
// No changes for this element
newFeatures.push(feature)
continue;
}
const changed = {}
// Copy all the properties
Utils.Merge(f, changed)
// play the changes onto the copied object
for (const change of changesPerId.get(id)) {
for (const kv of change.tags ?? []) {
// Apply tag changes and ping the consumers
f.properties[kv.k] = kv.v;
}
// Apply other changes to the object
if (change.changes !== undefined) {
geometryChanged = true;
switch (change.type) {
case "node":
// @ts-ignore
const coor: { lat, lon } = change.changes;
f.geometry.coordinates = [coor.lon, coor.lat]
break;
case "way":
f.geometry.coordinates = change.changes["locations"]
break;
case "relation":
console.error("Changes to relations are not yet supported")
break;
}
}
// Allright! We have a feature to rewrite!
const copy = {
...feature
}
// We only apply the last change as that one'll have the latest geometry
const change = changesForFeature[changesForFeature.length - 1]
copy.feature.geometry = ChangeDescriptionTools.getGeojsonGeometry(change)
newFeatures.push(copy)
}
return geometryChanged
this.features.setData(newFeatures)
}
}

84
Logic/FeatureSource/FeaturePipeline.ts
View file

@ -1,7 +1,7 @@
import LayoutConfig from "../../Models/ThemeConfig/LayoutConfig";
import FilteringFeatureSource from "./Sources/FilteringFeatureSource";
import PerLayerFeatureSourceSplitter from "./PerLayerFeatureSourceSplitter";
import FeatureSource, {FeatureSourceForLayer, FeatureSourceState, Tiled} from "./FeatureSource";
import FeatureSource, {FeatureSourceForLayer, FeatureSourceState, IndexedFeatureSource, Tiled} from "./FeatureSource";
import TiledFeatureSource from "./TiledFeatureSource/TiledFeatureSource";
import {UIEventSource} from "../UIEventSource";
import {TileHierarchyTools} from "./TiledFeatureSource/TileHierarchy";
@ -14,13 +14,14 @@ import GeoJsonSource from "./Sources/GeoJsonSource";
import Loc from "../../Models/Loc";
import WayHandlingApplyingFeatureSource from "./Sources/WayHandlingApplyingFeatureSource";
import RegisteringAllFromFeatureSourceActor from "./Actors/RegisteringAllFromFeatureSourceActor";
import {Utils} from "../../Utils";
import TiledFromLocalStorageSource from "./TiledFeatureSource/TiledFromLocalStorageSource";
import LocalStorageSaverActor from "./Actors/LocalStorageSaverActor";
import SaveTileToLocalStorageActor from "./Actors/SaveTileToLocalStorageActor";
import DynamicGeoJsonTileSource from "./TiledFeatureSource/DynamicGeoJsonTileSource";
import {BBox} from "../GeoOperations";
import {TileHierarchyMerger} from "./TiledFeatureSource/TileHierarchyMerger";
import RelationsTracker from "../Osm/RelationsTracker";
import {NewGeometryFromChangesFeatureSource} from "./Sources/NewGeometryFromChangesFeatureSource";
import ChangeGeometryApplicator from "./ChangeApplicator";
export default class FeaturePipeline implements FeatureSourceState {
@ -29,10 +30,12 @@ export default class FeaturePipeline implements FeatureSourceState {
public readonly runningQuery: UIEventSource<boolean>;
public readonly timeout: UIEventSource<number>;
public readonly somethingLoaded: UIEventSource<boolean> = new UIEventSource<boolean>(false)
public readonly newDataLoadedSignal: UIEventSource<FeatureSource> = new UIEventSource<FeatureSource>(undefined)
private readonly overpassUpdater: OverpassFeatureSource
private readonly relationTracker: RelationsTracker
private readonly perLayerHierarchy: Map<string, TileHierarchyMerger>;
constructor(
handleFeatureSource: (source: FeatureSourceForLayer) => void,
state: {
@ -49,6 +52,7 @@ export default class FeaturePipeline implements FeatureSourceState {
const self = this
const updater = new OverpassFeatureSource(state);
updater.features.addCallbackAndRunD(_ => self.newDataLoadedSignal.setData(updater))
this.overpassUpdater = updater;
this.sufficientlyZoomed = updater.sufficientlyZoomed
this.runningQuery = updater.runningQuery
@ -56,16 +60,17 @@ export default class FeaturePipeline implements FeatureSourceState {
this.relationTracker = updater.relationsTracker
// Register everything in the state' 'AllElements'
new RegisteringAllFromFeatureSourceActor(updater)
const perLayerHierarchy = new Map<string, TileHierarchyMerger>()
this.perLayerHierarchy = perLayerHierarchy
const patchedHandleFeatureSource = function (src: FeatureSourceForLayer) {
const patchedHandleFeatureSource = function (src: FeatureSourceForLayer & IndexedFeatureSource) {
// This will already contain the merged features for this tile. In other words, this will only be triggered once for every tile
const srcFiltered =
new FilteringFeatureSource(state,
new WayHandlingApplyingFeatureSource(
src,
new ChangeGeometryApplicator(src, state.changes)
)
)
handleFeatureSource(srcFiltered)
@ -90,6 +95,7 @@ export default class FeaturePipeline implements FeatureSourceState {
(src) => {
new RegisteringAllFromFeatureSourceActor(src)
hierarchy.registerTile(src);
src.features.addCallbackAndRunD(_ => self.newDataLoadedSignal.setData(src))
}, state)
continue
}
@ -103,6 +109,7 @@ export default class FeaturePipeline implements FeatureSourceState {
registerTile: (tile) => {
new RegisteringAllFromFeatureSourceActor(tile)
addToHierarchy(tile, id)
tile.features.addCallbackAndRunD(_ => self.newDataLoadedSignal.setData(tile))
}
})
} else {
@ -113,6 +120,7 @@ export default class FeaturePipeline implements FeatureSourceState {
registerTile: (tile) => {
new RegisteringAllFromFeatureSourceActor(tile)
addToHierarchy(tile, id)
tile.features.addCallbackAndRunD(_ => self.newDataLoadedSignal.setData(tile))
}
}),
state
@ -122,64 +130,90 @@ export default class FeaturePipeline implements FeatureSourceState {
}
// Actually load data from the overpass source
new PerLayerFeatureSourceSplitter(state.filteredLayers,
(source) => TiledFeatureSource.createHierarchy(source, {
layer: source.layer,
registerTile: (tile) => {
// We save the tile data for the given layer to local storage
const [z, x, y] = Utils.tile_from_index(tile.tileIndex)
new LocalStorageSaverActor(tile, x, y, z)
new SaveTileToLocalStorageActor(tile, tile.tileIndex)
addToHierarchy(tile, source.layer.layerDef.id);
}
}), new RememberingSource(updater))
}),
new RememberingSource(updater))
// Also load points/lines that are newly added.
const newGeometry = new NewGeometryFromChangesFeatureSource(state.changes)
new RegisteringAllFromFeatureSourceActor(newGeometry)
// A NewGeometryFromChangesFeatureSource does not split per layer, so we do this next
new PerLayerFeatureSourceSplitter(state.filteredLayers,
(perLayer) => {
// We don't bother to split them over tiles as it'll contain little features by default, so we simply add them like this
addToHierarchy(perLayer, perLayer.layer.layerDef.id)
// AT last, we always apply the metatags whenever possible
perLayer.features.addCallbackAndRunD(_ => self.applyMetaTags(perLayer))
},
newGeometry
)
// Whenever fresh data comes in, we need to update the metatagging
updater.features.addCallback(_ => {
self.newDataLoadedSignal.stabilized(1000).addCallback(src => {
console.log("Got an update from ", src.name)
self.updateAllMetaTagging()
})
}
private applyMetaTags(src: FeatureSourceForLayer){
const self = this
MetaTagging.addMetatags(
src.features.data,
{
memberships: this.relationTracker,
getFeaturesWithin: (layerId, bbox: BBox) => self.GetFeaturesWithin(layerId, bbox)
},
src.layer.layerDef,
{
includeDates: true,
// We assume that the non-dated metatags are already set by the cache generator
includeNonDates: !src.layer.layerDef.source.isOsmCacheLayer
}
)
}
private updateAllMetaTagging() {
console.log("Updating the meta tagging")
const self = this;
this.perLayerHierarchy.forEach(hierarchy => {
hierarchy.loadedTiles.forEach(src => {
MetaTagging.addMetatags(
src.features.data,
{
memberships: this.relationTracker,
getFeaturesWithin: (layerId, bbox: BBox) => self.GetFeaturesWithin(layerId, bbox)
},
src.layer.layerDef
)
self.applyMetaTags(src)
})
})
}
public GetAllFeaturesWithin(bbox: BBox): any[][]{
public GetAllFeaturesWithin(bbox: BBox): any[][] {
const self = this
const tiles = []
Array.from(this.perLayerHierarchy.keys())
.forEach(key => tiles.push(...self.GetFeaturesWithin(key, bbox)))
return tiles;
}
public GetFeaturesWithin(layerId: string, bbox: BBox): any[][]{
public GetFeaturesWithin(layerId: string, bbox: BBox): any[][] {
const requestedHierarchy = this.perLayerHierarchy.get(layerId)
if (requestedHierarchy === undefined) {
console.warn("Layer ", layerId, "is not defined. Try one of ", Array.from(this.perLayerHierarchy.keys()))
return undefined;
}
return TileHierarchyTools.getTiles(requestedHierarchy, bbox)
.filter(featureSource => featureSource.features?.data !== undefined)
.map(featureSource => featureSource.features.data.map(fs => fs.feature))
}
public GetTilesPerLayerWithin(bbox: BBox, handleTile: (tile: FeatureSourceForLayer & Tiled) => void){
Array.from(this.perLayerHierarchy.values()).forEach(hierarchy => {
public GetTilesPerLayerWithin(bbox: BBox, handleTile: (tile: FeatureSourceForLayer & Tiled) => void) {
Array.from(this.perLayerHierarchy.values()).forEach(hierarchy => {
TileHierarchyTools.getTiles(hierarchy, bbox).forEach(handleTile)
})
}

19
Logic/FeatureSource/PerLayerFeatureSourceSplitter.ts
View file

@ -1,4 +1,4 @@
import FeatureSource, {FeatureSourceForLayer} from "./FeatureSource";
import FeatureSource, {FeatureSourceForLayer, Tiled} from "./FeatureSource";
import {UIEventSource} from "../UIEventSource";
import FilteredLayer from "../../Models/FilteredLayer";
import SimpleFeatureSource from "./Sources/SimpleFeatureSource";
@ -12,10 +12,13 @@ import SimpleFeatureSource from "./Sources/SimpleFeatureSource";
export default class PerLayerFeatureSourceSplitter {
constructor(layers: UIEventSource<FilteredLayer[]>,
handleLayerData: (source: FeatureSourceForLayer) => void,
upstream: FeatureSource) {
handleLayerData: (source: FeatureSourceForLayer & Tiled) => void,
upstream: FeatureSource,
options?:{
handleLeftovers?: (featuresWithoutLayer: any[]) => void
}) {
const knownLayers = new Map<string, FeatureSourceForLayer>()
const knownLayers = new Map<string, FeatureSourceForLayer & Tiled>()
function update() {
const features = upstream.features.data;
@ -30,7 +33,7 @@ export default class PerLayerFeatureSourceSplitter {
// Note that this splitter is only run when it is invoked by the overpass feature source, so we can't be sure in which layer it should go
const featuresPerLayer = new Map<string, { feature, freshness } []>();
const noLayerFound = []
function addTo(layer: FilteredLayer, feature: { feature, freshness }) {
const id = layer.layerDef.id
const list = featuresPerLayer.get(id)
@ -51,6 +54,7 @@ export default class PerLayerFeatureSourceSplitter {
break;
}
}
noLayerFound.push(f)
}
}
@ -75,6 +79,11 @@ export default class PerLayerFeatureSourceSplitter {
featureSource.features.setData(features)
}
}
// AT last, the leftovers are handled
if(options?.handleLeftovers !== undefined && noLayerFound.length > 0){
options.handleLeftovers(noLayerFound)
}
}
layers.addCallback(_ => update())

10
Logic/FeatureSource/Sources/FeatureSourceMerger.ts
View file

@ -3,12 +3,12 @@
* Uses the freshest feature available in the case multiple sources offer data with the same identifier
*/
import {UIEventSource} from "../../UIEventSource";
import FeatureSource, {FeatureSourceForLayer, Tiled} from "../FeatureSource";
import FeatureSource, {FeatureSourceForLayer, IndexedFeatureSource, Tiled} from "../FeatureSource";
import FilteredLayer from "../../../Models/FilteredLayer";
import {BBox} from "../../GeoOperations";
import {Utils} from "../../../Utils";
export default class FeatureSourceMerger implements FeatureSourceForLayer, Tiled {
export default class FeatureSourceMerger implements FeatureSourceForLayer, Tiled, IndexedFeatureSource {
public features: UIEventSource<{ feature: any; freshness: Date }[]> = new UIEventSource<{ feature: any; freshness: Date }[]>([]);
public readonly name;
@ -16,6 +16,7 @@ export default class FeatureSourceMerger implements FeatureSourceForLayer, Tiled
private readonly _sources: UIEventSource<FeatureSource[]>;
public readonly tileIndex: number;
public readonly bbox: BBox;
public readonly containedIds: UIEventSource<Set<string>> = new UIEventSource<Set<string>>(new Set())
constructor(layer: FilteredLayer, tileIndex: number, bbox: BBox, sources: UIEventSource<FeatureSource[]>) {
this.tileIndex = tileIndex;
@ -54,7 +55,7 @@ export default class FeatureSourceMerger implements FeatureSourceForLayer, Tiled
// We seed the dictionary with the previously loaded features
const oldValues = this.features.data ?? [];
for (const oldValue of oldValues) {
all.set(oldValue.feature.id + oldValue.feature._matching_layer_id, oldValue)
all.set(oldValue.feature.id, oldValue)
}
for (const source of this._sources.data) {
@ -62,7 +63,7 @@ export default class FeatureSourceMerger implements FeatureSourceForLayer, Tiled
continue;
}
for (const f of source.features.data) {
const id = f.feature.properties.id + f.feature._matching_layer_id;
const id = f.feature.properties.id;
if (!all.has(id)) {
// This is a new feature
somethingChanged = true;
@ -90,6 +91,7 @@ export default class FeatureSourceMerger implements FeatureSourceForLayer, Tiled
all.forEach((value, _) => {
newList.push(value)
})
this.containedIds.setData(new Set(all.keys()))
this.features.setData(newList);
}

90
Logic/FeatureSource/Sources/NewGeometryFromChangesFeatureSource.ts Normal file
View file

@ -0,0 +1,90 @@
import {Changes} from "../../Osm/Changes";
import {OsmNode, OsmRelation, OsmWay} from "../../Osm/OsmObject";
import FeatureSource from "../FeatureSource";
import {UIEventSource} from "../../UIEventSource";
import {ChangeDescription} from "../../Osm/Actions/ChangeDescription";
export class NewGeometryFromChangesFeatureSource implements FeatureSource {
// This class name truly puts the 'Java' into 'Javascript'
/**
* A feature source containing exclusively new elements
*/
public readonly features: UIEventSource<{ feature: any; freshness: Date }[]> = new UIEventSource<{ feature: any; freshness: Date }[]>([]);
public readonly name: string = "newFeatures";
constructor(changes: Changes) {
const seenChanges = new Set<ChangeDescription>();
const features = this.features.data;
const self = this;
changes.pendingChanges
.map(changes => changes.filter(ch =>
// only new objects allowed
ch.id < 0 &&
// The change is an update to the object (e.g. tags or geometry) - not the actual create
ch.changes !== undefined &&
// If tags is undefined, this is probably a new point that is part of a split road
ch.tags !== undefined &&
// Already handled
!seenChanges.has(ch)))
.addCallbackAndRunD(changes => {
if (changes.length === 0) {
return;
}
const now = new Date();
function add(feature) {
feature.id = feature.properties.id
features.push({
feature: feature,
freshness: now
})
console.warn("Added a new feature: ", JSON.stringify(feature))
}
for (const change of changes) {
seenChanges.add(change)
try {
const tags = {}
for (const kv of change.tags) {
tags[kv.k] = kv.v
}
tags["id"] = change.type+"/"+change.id
switch (change.type) {
case "node":
const n = new OsmNode(change.id)
n.tags = tags
n.lat = change.changes["lat"]
n.lon = change.changes["lon"]
const geojson = n.asGeoJson()
add(geojson)
break;
case "way":
const w = new OsmWay(change.id)
w.tags = tags
w.nodes = change.changes["nodes"]
w.coordinates = change.changes["coordinates"].map(coor => coor.reverse())
add(w.asGeoJson())
break;
case "relation":
const r = new OsmRelation(change.id)
r.tags = tags
r.members = change.changes["members"]
add(r.asGeoJson())
break;
}
} catch (e) {
console.error("Could not generate a new geometry to render on screen for:", e)
}
}
self.features.ping()
})
}
}

11
Logic/FeatureSource/Sources/SimpleFeatureSource.ts
View file

@ -1,16 +1,19 @@
import {UIEventSource} from "../../UIEventSource";
import FilteredLayer from "../../../Models/FilteredLayer";
import {FeatureSourceForLayer} from "../FeatureSource";
import {FeatureSourceForLayer, Tiled} from "../FeatureSource";
import {BBox} from "../../GeoOperations";
import {Utils} from "../../../Utils";
export default class SimpleFeatureSource implements FeatureSourceForLayer {
export default class SimpleFeatureSource implements FeatureSourceForLayer, Tiled {
public readonly features: UIEventSource<{ feature: any; freshness: Date }[]> = new UIEventSource<{ feature: any; freshness: Date }[]>([]);
public readonly name: string = "SimpleFeatureSource";
public readonly layer: FilteredLayer;
public readonly bbox: BBox = BBox.global;
public readonly tileIndex: number = Utils.tile_index(0, 0, 0);
constructor(layer: FilteredLayer) {
this.name = "SimpleFeatureSource("+layer.layerDef.id+")"
this.name = "SimpleFeatureSource(" + layer.layerDef.id + ")"
this.layer = layer
}
}

6
Logic/FeatureSource/TiledFeatureSource/TileHierarchyMerger.ts
View file

@ -1,6 +1,6 @@
import TileHierarchy from "./TileHierarchy";
import {UIEventSource} from "../../UIEventSource";
import FeatureSource, {FeatureSourceForLayer, Tiled} from "../FeatureSource";
import FeatureSource, {FeatureSourceForLayer, IndexedFeatureSource, Tiled} from "../FeatureSource";
import FilteredLayer from "../../../Models/FilteredLayer";
import {Utils} from "../../../Utils";
import {BBox} from "../../GeoOperations";
@ -11,9 +11,9 @@ export class TileHierarchyMerger implements TileHierarchy<FeatureSourceForLayer
private readonly sources: Map<number, UIEventSource<FeatureSource[]>> = new Map<number, UIEventSource<FeatureSource[]>>();
public readonly layer: FilteredLayer;
private _handleTile: (src: FeatureSourceForLayer, index: number) => void;
private _handleTile: (src: FeatureSourceForLayer & IndexedFeatureSource, index: number) => void;
constructor(layer: FilteredLayer, handleTile: (src: FeatureSourceForLayer, index: number) => void) {
constructor(layer: FilteredLayer, handleTile: (src: FeatureSourceForLayer & IndexedFeatureSource, index: number) => void) {
this.layer = layer;
this._handleTile = handleTile;
}

6
Logic/FeatureSource/TiledFeatureSource/TiledFromLocalStorageSource.ts
View file

@ -4,7 +4,7 @@ import {UIEventSource} from "../../UIEventSource";
import Loc from "../../../Models/Loc";
import TileHierarchy from "./TileHierarchy";
import {Utils} from "../../../Utils";
import LocalStorageSaverActor from "../Actors/LocalStorageSaverActor";
import SaveTileToLocalStorageActor from "../Actors/SaveTileToLocalStorageActor";
import {BBox} from "../../GeoOperations";
export default class TiledFromLocalStorageSource implements TileHierarchy<FeatureSourceForLayer & Tiled> {
@ -17,7 +17,7 @@ export default class TiledFromLocalStorageSource implements TileHierarchy<Featur
leafletMap: any
}) {
const prefix = LocalStorageSaverActor.storageKey + "-" + layer.layerDef.id + "-"
const prefix = SaveTileToLocalStorageActor.storageKey + "-" + layer.layerDef.id + "-"
// @ts-ignore
const indexes: number[] = Object.keys(localStorage)
.filter(key => {
@ -76,7 +76,7 @@ export default class TiledFromLocalStorageSource implements TileHierarchy<Featur
for (const neededIndex of neededIndexes) {
// We load the features from localStorage
try {
const key = LocalStorageSaverActor.storageKey + "-" + layer.layerDef.id + "-" + neededIndex
const key = SaveTileToLocalStorageActor.storageKey + "-" + layer.layerDef.id + "-" + neededIndex
const data = localStorage.getItem(key)
const features = JSON.parse(data)
const src = {