Add switch to hide certain features, cleanup of code

This commit is contained in:
Pieter Vander Vennet 2021-03-25 15:19:44 +01:00
parent aa0989b72a
commit 1b1ec9f15d
18 changed files with 230 additions and 173 deletions

View file

@ -15,30 +15,42 @@ export class ElementStorage {
this._elements[id] = eventSource;
}
addElement(element): UIEventSource<any> {
const eventSource = new UIEventSource<any>(element.properties, "tags of "+element.properties.id);
this._elements[element.properties.id] = eventSource;
return eventSource;
}
addOrGetElement(element: any) : UIEventSource<any>{
const elementId = element.properties.id;
/**
* Creates a UIEventSource for the tags of the given feature.
* If an UIEventsource has been created previously, the same UIEventSource will be returned
*
* Note: it will cleverly merge the tags, if needed
*/
addOrGetElement(feature: any): UIEventSource<any> {
const elementId = feature.properties.id;
if (elementId in this._elements) {
const es = this._elements[elementId];
if (es.data == feature.properties) {
// Reference comparison gives the same object! we can just return the event source
return es;
}
const keptKeys = es.data;
// The element already exists
// We add all the new keys to the old keys
for (const k in element.properties) {
const v = element.properties[k];
let somethingChanged = false;
for (const k in feature.properties) {
const v = feature.properties[k];
if (keptKeys[k] !== v) {
keptKeys[k] = v;
es.ping();
somethingChanged = true;
}
}
if (somethingChanged) {
es.ping();
}
return es;
}else{
return this.addElement(element);
} else {
const eventSource = new UIEventSource<any>(feature.properties, "tags of " + feature.properties.id);
this._elements[feature.properties.id] = eventSource;
return eventSource;
}
}
@ -48,8 +60,4 @@ export class ElementStorage {
}
console.error("Can not find eventsource with id ", elementId);
}
getEventSourceFor(feature): UIEventSource<any> {
return this.getEventSourceById(feature.properties.id);
}
}