private AddEventListeners(p: Polyline): void {
        const handlers = [
            { name: 'click', handler: (ev: MouseEvent) => this.PolylineClick.emit({Polyline: p, Click: ev}) },
            { name: 'dblclick', handler: (ev: MouseEvent) => this.PolylineDblClick.emit({Polyline: p, Click: ev}) },
            { name: 'mousemove', handler: (ev: MouseEvent) => this.PolylineMouseMove.emit({Polyline: p, Click: ev}) },