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

30 lines
693 B
TypeScript

import { Component, Input, OnDestroy, OnInit } from '@angular/core';
import { MouseWheelZoom } from 'ol/interaction';
import { MapComponent } from '../map.component';
@Component({
selector: 'aol-interaction-mousewheelzoom',
template: '',
})
export class MouseWheelZoomInteractionComponent implements OnInit, OnDestroy {
@Input()
duration: number;
@Input()
timeout: number;
@Input()
useAnchor: boolean;
instance: MouseWheelZoom;
constructor(private map: MapComponent) {}
ngOnInit() {
this.instance = new MouseWheelZoom(this);
this.map.instance.addInteraction(this.instance);
}
ngOnDestroy() {
this.map.instance.removeInteraction(this.instance);
}
}