FarmMapsLib/projects/ng-openlayers/src/lib/interactions/translate.component.ts

59 lines
2.0 KiB
TypeScript

import { Component, OnDestroy, OnInit, Input, Output, EventEmitter } from '@angular/core';
import { Translate } from 'ol/interaction';
import { Collection, Feature } from 'ol';
import { Layer } from 'ol/layer';
import { TranslateEvent } from 'ol/interaction/Translate';
import { MapComponent } from '../map.component';
import BaseEvent from 'ol/events/Event';
import { ObjectEvent } from 'ol/Object';
@Component({
selector: 'aol-interaction-translate',
template: '',
})
export class TranslateInteractionComponent implements OnInit, OnDestroy {
@Input()
features?: Collection<Feature>;
@Input()
layers?: Layer[] | ((layer: Layer) => boolean);
@Input()
hitTolerance?: number;
@Output()
olChange = new EventEmitter<BaseEvent>();
@Output()
olChangeActive = new EventEmitter<ObjectEvent>();
@Output()
olError = new EventEmitter<BaseEvent>();
@Output()
propertyChange = new EventEmitter<ObjectEvent>();
@Output()
translateEnd = new EventEmitter<TranslateEvent>();
@Output()
translateStart = new EventEmitter<TranslateEvent>();
@Output()
translating = new EventEmitter<TranslateEvent>();
instance: Translate;
constructor(private map: MapComponent) {}
ngOnInit() {
this.instance = new Translate(this);
this.instance.on('change', (event: BaseEvent) => this.olChange.emit(event));
this.instance.on('change:active', (event: ObjectEvent) => this.olChangeActive.emit(event));
this.instance.on('error', (event: BaseEvent) => this.olError.emit(event));
this.instance.on('propertychange', (event: ObjectEvent) => this.propertyChange.emit(event));
this.instance.on('translateend', (event: TranslateEvent) => this.translateEnd.emit(event));
this.instance.on('translatestart', (event: TranslateEvent) => this.translateStart.emit(event));
this.instance.on('translating', (event: TranslateEvent) => this.translating.emit(event));
this.map.instance.addInteraction(this.instance);
}
ngOnDestroy() {
this.map.instance.removeInteraction(this.instance);
}
}