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/home/ophq1335/www/wp-content/plugins/divi-modules-pro/includes/modules/TimeLine/
/home/ophq1335/www/wp-content/plugins/divi-modules-pro/includes/modules/TimeLine/custom.js
 (function($) {
	
	window.addEventListener("load", function() {
		window.dmpro_updateTimeline();
		window.onresize = window.dmpro_updateTimeline;
		
		setTimeout(function() {
			
			$( window ).trigger("resize");
			window.dispatchEvent( new Event('resize') );
			
		}, 500 );
	})

	window.dmpro_updateTimeline = function() {
		
		let last_known_scroll_position = 0
		, ticking = false
		, half_scr_h = screen.height / 2
		, tl_el = document.getElementsByClassName("dmpro_timeline")
		, tl_el_len = tl_el.length
		, tl_el_objs = new Array(tl_el_len)
		, tl_ribbon_icons = document.getElementsByClassName("date-icon")
		, tl_ribbon_icons_len = tl_ribbon_icons.length
		, tl_ribbon_icons_objs = new Array(tl_ribbon_icons_len);

		function getCoords(elem) { // crossbrowser version
		
			let box = elem.getBoundingClientRect()
			, body = document.body
			, docEl = document.documentElement
			, scrollTop = window.pageYOffset || docEl.scrollTop || body.scrollTop
			, scrollLeft = window.pageXOffset || docEl.scrollLeft || body.scrollLeft
			, clientTop = docEl.clientTop || body.clientTop || 0
			, clientLeft = docEl.clientLeft || body.clientLeft || 0
			, top = box.top + scrollTop - clientTop
			, left = box.left + scrollLeft - clientLeft;

			return { top: Math.round(top), left: Math.round(left) };
		}
		
		for ( var i = 0; i < tl_el_len; i++) {
			
			tl_el_objs[i] = {};
			
			tl_el_objs[i].line = tl_el[i].getElementsByClassName("dmpro-timeline-line");
			
			tl_el_objs[i].actline = tl_el[i].getElementsByClassName("dmpro-timeline-line__active");
			
			tl_el_objs[i].el = tl_el[i];
			
			tl_el_objs[i].style = getComputedStyle(tl_el[i]);
			
			tl_el_objs[i].coords = getCoords(tl_el[i]);
			
			tl_el_objs[i].start = tl_el_objs[i].coords.top > half_scr_h ? tl_el_objs[i].coords.top - half_scr_h : 0;
			
			recalculateTimeline( tl_el_objs[i], tl_el[i] );
			
			tl_el_objs[i].line[0].style.top = tl_el_objs[i].innertop + 'px';
			
			if (tl_el_objs[i].actline.length) {
				tl_el_objs[i].actline[0].style.top = tl_el_objs[i].innertop + 'px'
			}
		}

		for (i = 0; i < tl_ribbon_icons_len; i++) {
			tl_ribbon_icons_objs[i] = {}
			tl_ribbon_icons_objs[i].el = tl_ribbon_icons[i]
			tl_ribbon_icons_objs[i].coords = getCoords(tl_ribbon_icons[i])
			tl_ribbon_icons_objs[i].elemRect = tl_ribbon_icons[i].getBoundingClientRect()
			tl_ribbon_icons_objs[i].height = tl_ribbon_icons_objs[i].elemRect.height
				// tl_el_objs[i].top = tl_el_objs[i].el.offsetTop
			tl_ribbon_icons_objs[i].start = tl_ribbon_icons_objs[i].coords.top > half_scr_h ? tl_ribbon_icons_objs[i].coords.top - half_scr_h : 0

		}
		
		function recalculateTimeline( tl_el_objs, tl_el ) {
			
			if ( typeof tl_el === 'undefined' ) {
				
				return;
			}
			
			tl_el_objs.elemRect = tl_el.getBoundingClientRect();

			tl_el_objs.height = tl_el_objs.elemRect.height;
			
			tl_el_objs.first_item = tl_el.querySelectorAll(".dmpro_timeline_item:first-child")[0];
			
			if ( typeof tl_el_objs.first_item === 'undefined' ) {
				
				return;
			}
			
			tl_el_objs.first_item_offsetheight = tl_el_objs.first_item.offsetHeight;
			
			tl_el_objs.innertop = tl_el_objs.first_item ? tl_el_objs.first_item_offsetheight / 2 : 0;
			
			tl_el_objs.first_item_container = $( tl_el_objs.first_item ).find( '.dmpro_timeline_item_container' );
			
			tl_el_objs.first_item_icon_height = $( tl_el_objs.first_item ).find( '.date-icon-wrap' ).height();
			
			if ( $( tl_el_objs.first_item_container ).css( 'align-items' ) === 'start' ) {
				
				tl_el_objs.innertop = tl_el_objs.first_item_icon_height;
			}
			
			tl_el_objs.last_item = tl_el.querySelectorAll(".dmpro_timeline_item:last-child")[0];
			
			tl_el_objs.last_item_offsetheight = tl_el_objs.last_item.offsetHeight;
			
			tl_el_objs.last_item_icon_height = $( tl_el_objs.last_item ).find( '.date-icon-wrap' ).height();
			
			tl_el_objs.innerbottom = tl_el_objs.last_item ? tl_el_objs.last_item_offsetheight / 2 : 0;
			
			tl_el_objs.last_item_container = $( tl_el_objs.last_item ).find( '.dmpro_timeline_item_container' );
			
			if ( $( tl_el_objs.last_item_container ).css( 'align-items' ) === 'start' ) {
			
				tl_el_objs.innerbottom = tl_el_objs.last_item_offsetheight - tl_el_objs.last_item_icon_height;
			}
			
			tl_el_objs.end = tl_el_objs.coords.top + tl_el_objs.height - tl_el_objs.innerbottom > half_scr_h ? tl_el_objs.coords.top + tl_el_objs.height - half_scr_h - tl_el_objs.innerbottom : 0;
			
			tl_el_objs.line[0].style.bottom = tl_el_objs.innerbottom + 'px';
		}
		

		function showAnimationLine(scroll_pos) {
			// Do something with the scroll position
			for (var i = 0; i < tl_el_len; i++) {
				if (!tl_el_objs[i].actline.length) {
					continue;
				}
				
				recalculateTimeline( tl_el_objs[i], tl_el[i] );

				if (scroll_pos < tl_el_objs[i].start) {
					tl_el_objs[i].actline[0].style.bottom = tl_el_objs[i].height;
				} else if (scroll_pos >= tl_el_objs[i].end) {
					tl_el_objs[i].actline[0].style.bottom = tl_el_objs[i].innerbottom + 'px';
				} else {
					tl_el_objs[i].actline[0].style.bottom = (tl_el_objs[i].end - scroll_pos + tl_el_objs[i].innerbottom) + 'px';
				}
			}

		}
		/* Show hover timeline circle, border, font while scrolling */
		function showActiveTimelineIcon(scroll_pos) {
			for (var i = 0; i < tl_ribbon_icons_len; i++) {
				if (scroll_pos < tl_ribbon_icons_objs[i].start) {
					
					if ( "undefined" !== typeof tl_ribbon_icons[i] ) {
						
						tl_ribbon_icons[i].classList.remove("active");
					}
					
				} else {
					
					if ( "undefined" !== typeof tl_ribbon_icons[i] ) {
						
						tl_ribbon_icons[i].classList.add("active");
					}
				}
			}
		}
		
		function updateTimelinePosition(e) {
			last_known_scroll_position = window.scrollY;
			if (!ticking) {
				window.requestAnimationFrame(function() {
					showAnimationLine(last_known_scroll_position);
					showActiveTimelineIcon(last_known_scroll_position);
					ticking = false;
				});

				ticking = true;
			}
		}

		document.removeEventListener( 'scroll', updateTimelinePosition );
		document.addEventListener( 'scroll', updateTimelinePosition );
	}
})(jQuery);