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Refactoring: introduction of global state to simplify getting common objects

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This commit is contained in:
Pieter Vander Vennet 2020-07-31 01:45:54 +02:00
parent afaaaaadb1
commit 004eead4ee
34 changed files with 532 additions and 506 deletions
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40
Logic/FilteredLayer.ts
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@ -9,6 +9,7 @@ import codegrid from "codegrid-js";
import {Changes} from "./Osm/Changes";
import {UserDetails} from "./Osm/OsmConnection";
import {Basemap} from "./Leaflet/Basemap";
import {State} from "../State";
/***
* A filtered layer is a layer which offers a 'set-data' function
@ -25,12 +26,10 @@ export class FilteredLayer {
public readonly filters: TagsFilter;
public readonly isDisplayed: UIEventSource<boolean> = new UIEventSource(true);
public readonly layerDef: LayerDefinition;
private readonly _map: Basemap;
private readonly _maxAllowedOverlap: number;
private readonly _style: (properties) => { color: string, weight?: number, icon: { iconUrl: string, iconSize? : number[], popupAnchor?: number[], iconAnchor?:number[] } };
private readonly _storage: ElementStorage;
/** The featurecollection from overpass
*/
@ -43,22 +42,17 @@ export class FilteredLayer {
* The leaflet layer object which should be removed on rerendering
*/
private _geolayer;
private _selectedElement: UIEventSource<{ feature: any }>;
private _showOnPopup: (tags: UIEventSource<any>, feature: any) => UIElement;
private static readonly grid = codegrid.CodeGrid();
constructor(
layerDef: LayerDefinition,
map: Basemap, storage: ElementStorage,
changes: Changes,
selectedElement: UIEventSource<any>,
showOnPopup: ((tags: UIEventSource<any>, feature: any) => UIElement)
) {
this.layerDef = layerDef;
this._wayHandling = layerDef.wayHandling;
this._selectedElement = selectedElement;
this._showOnPopup = showOnPopup;
this._style = layerDef.style;
if (this._style === undefined) {
@ -67,33 +61,27 @@ export class FilteredLayer {
}
}
this.name = name;
this._map = map;
this.filters = layerDef.overpassFilter;
this._storage = storage;
this._maxAllowedOverlap = layerDef.maxAllowedOverlapPercentage;
const self = this;
this.isDisplayed.addCallback(function (isDisplayed) {
const map = State.state.bm.map;
if (self._geolayer !== undefined && self._geolayer !== null) {
if (isDisplayed) {
self._geolayer.addTo(self._map.map);
self._geolayer.addTo(map);
} else {
self._map.map.removeLayer(self._geolayer);
map.removeLayer(self._geolayer);
}
}
})
}
static fromDefinition(
definition,
basemap: Basemap, allElements: ElementStorage, changes: Changes, userDetails: UIEventSource<UserDetails>,
selectedElement: UIEventSource<{feature: any}>,
definition,
showOnPopup: (tags: UIEventSource<any>, feature: any) => UIElement):
FilteredLayer {
return new FilteredLayer(
definition,
basemap, allElements, changes,
selectedElement,
showOnPopup);
definition, showOnPopup);
}
@ -170,7 +158,7 @@ export class FilteredLayer {
let self = this;
if (this._geolayer !== undefined && this._geolayer !== null) {
this._map.map.removeLayer(this._geolayer);
State.state.bm.map.removeLayer(this._geolayer);
}
this._dataFromOverpass = data;
const fusedFeatures = [];
@ -227,7 +215,7 @@ export class FilteredLayer {
icon: new L.icon(style.icon),
});
}
let eventSource = self._storage.addOrGetElement(feature);
let eventSource = State.state.allElements.addOrGetElement(feature);
const uiElement = self._showOnPopup(eventSource, feature);
const popup = L.popup({}, marker).setContent(uiElement.Render());
marker.bindPopup(popup)
@ -246,7 +234,7 @@ export class FilteredLayer {
} else {
self._geolayer.setStyle(function (feature) {
const style = self._style(feature.properties);
if (self._selectedElement.data?.feature === feature) {
if (State.state.selectedElement.data?.feature === feature) {
if (style.weight !== undefined) {
style.weight = style.weight * 2;
}else{
@ -258,14 +246,14 @@ export class FilteredLayer {
}
}
let eventSource = self._storage.addOrGetElement(feature);
let eventSource = State.state.allElements.addOrGetElement(feature);
eventSource.addCallback(feature.updateStyle);
layer.on("click", function (e) {
const previousFeature = self._selectedElement.data?.feature;
self._selectedElement.setData({feature: feature});
const previousFeature =State.state.selectedElement.data?.feature;
State.state.selectedElement.setData({feature: feature});
feature.updateStyle();
previousFeature?.updateStyle();
@ -281,7 +269,7 @@ export class FilteredLayer {
})
.setContent(uiElement.Render())
.setLatLng(e.latlng)
.openOn(self._map.map);
.openOn(State.state.bm.map);
uiElement.Update();
uiElement.Activate();
L.DomEvent.stop(e); // Marks the event as consumed
@ -290,7 +278,7 @@ export class FilteredLayer {
});
if (this.isDisplayed.data) {
this._geolayer.addTo(this._map.map);
this._geolayer.addTo(State.state.bm.map);
}
}