How to set targetEl or targetXY for Routable POPover?

How to set targetEl or targetXY for Routable POPover (By Component Url ) ?

</template>
<script>
return {


data: function () {},
   on: {
	   	 popoverOpen: function (app) {
	   	 	console.log('Popover popoverOpen');
	   	 	var self = this;
	   	 	var thepopover = self.$app.popover.get('.popover');
	   	 	thepopover.targetX=100;
	   	 	thepopover.targetY=100;
	      	console.log(thepopover);
	    },
   }          

}

</script>

================
my code cant change anything…
any help?

Hi, it might be a bit late, but this is what worked for me in F7 React. set the $targetEl on the popover instance to the desired target element using Dom7:

<Link onClick={event => {
   const popover = this.$f7.popover.get('.popover');
   popover.$targetEl = this.$$(event.currentTarget);
   popover.open();
}}>