ilinx/main/scripts/drag.js

  	$(document).ready(function(){


  		// ------------ DRAG ------------ 

		$( function() {
	  		$( ".draggable" ).draggable(
	  				//{ containment: [-1300,-750,1800,1250] }
	  			);
		});


		// ------------ ZOOM -------------

		function zoom(event) {


		    event.preventDefault();

		    scale += event.deltaY * -0.01;

		    // Restrict scale
		    scale = Math.min(Math.max(.125, scale), 4);

		    // Apply scale transform
		    el.style.transform = `scale(${scale})`;

		    
		}

		let scale = 1;
		const el = document.querySelector('body');
		el.onwheel = zoom;


});