https://okna-optimum.ru/template/js/spanimotion.js

1/*
2	SP AniMove Plugin
3*/
4(function($, window, document, undefined){
5	var spmtscr=0
6	,func = function(){
7		$('.move').each(function(){
8			var t=$(this),wih=$(window).height(),w2=spmtscr+wih,p1=t.offset().top,p2=t.offset().top+t.height(),cf=t.attr('cf'),dr=t.attr('dr'),crd=0,wid=$(window).width(),ofs=0,enani=true;//,curt='',st=0;
9		  ofs=t.attr('ofm');
10		  if (wid>=768) {
11			ofs=t.attr('oft');
12		  }
13		  if (wid>=1200) {
14			ofs=t.attr('ofd');
15		  }
16		  ofs = Number(ofs);
17		  if (isNaN(ofs)) ofs=0;
18		  if (isNaN(cf)) cf=0;
19		  crd = ( (wih+t.height()) - (p2-spmtscr) )*cf, max=(wih+t.height())*cf;
20		  if (crd<0) crd=0;
21		  if (crd>max) crd=max;
22          crd=crd+ofs;
23          max=max+ofs;
24			if (t.hasClass('an')) enani=false;
25			if (t.hasClass('nomovedp') && (wid>1199)) enani=false;
26			if (t.hasClass('nomovetp') && (wid>=768) && (wid<1200) ) enani = false;
27			if (t.hasClass('nomovemp') && (wid<768)) enani = false;
28		  if (enani) {
29			  if ((p2>spmtscr)&&(w2>p1)) {
30				  if (dr=='v+') t.css('transform','translateY('+crd+'px)');
31				  if (dr=='v-') t.css('transform','translateY(-'+crd+'px)');
32				  if (dr=='h+') t.css('transform','translateX('+crd+'px)');
33				  if (dr=='h-') t.css('transform','translateX(-'+crd+'px)');
34			  } else {
35				  if (w2<=p1) {
36					  t.css('transform','');
37				  }
38				  if (spmtscr>=p2) {
39					  if (dr=='v+') t.css('transform','translateY('+max+'px)');
40					  if (dr=='v-') t.css('transform','translateY(-'+max+'px)');
41					  if (dr=='h+') t.css('transform','translateX('+max+'px)');
42					  if (dr=='h-') t.css('transform','translateX(-'+max+'px)');
43				  }
44			  }
45		  } else t.css('transform','');
46		});
47	}
48	,actions = {
49		init: function(params){
50			//return this.each(function(){
51				$(window).scroll(function(){
52					func();
53					spmtscr=window.pageYOffset;
54				});
55				setTimeout(func(),1000);
56			//});
57		}
58	};
59	$.fn.spanimotion = function(action){
60		if (typeof actions === 'object' || !actions) {
61			return actions.init.apply(this, arguments);
62		}
63	};
64})(jQuery, window, document);