mouse wheel event angular for table
import { Directive, ElementRef, HostListener} from "@angular/core";
import { MyService } from "./my-service";
@Directive({
selector: "[testDirec]"
})
export class Test {
private initPointX: number;
private initPointY: number;
constructor(private ele: ElementRef,
private serviceInstance: MyService) {
}
@HostListener('mousewheel', ['$event'])
scroll(event: MouseEvent) {
console.log("Entered mouse wheel");
let wheelDelta = Math.max(-1, Math.min(1, (event.wheelDelta || -event.detail)));
if(wheelDelta > 0) {
factor = 0.5;
}else {
factor = 2.0;
}
this.initPointX = event.PageX;
this.initPointY = event.PageY;
}
}
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