https://sonnek.com/typo3conf/ext/rflipbook/Resources/Public/js/flipbook.starter.js?1579564453

1var prop = 0;
2var flipbookContainers = new Array;
3function flipbookCustomInit() {
4    if(typeof flipbookOptions != 'undefined'){
5        if($(flipbookOptions).length > 0){
6        $.each(flipbookOptions,function(k, v){
7            //$("#container_"+k).addClass('loading');
8            //prop = (v.pageHeight/v.pageWidth);
9            //console.log(v);
10            if(v.pageWidth && v.pageHeight) {
11                prop = v.pageHeight/v.pageWidth;
12                w = parseInt($("#container_"+k).width());
13                if(w >= 970) {
14                    prop = v.pageHeight/(v.pageWidth*2);
15                }
16                //$("#container_"+k).parent().parent().width('100%');
17                newH = parseInt(w*prop);
18                if(newH > 1000) {
19                    newH = 1000;
20                }
21                $("#container_"+k).height(newH);
22            } else {
23                //prop = v.pageHeight/$("#container_"+k).width();
24                prop = 1.414285714285714;
25            }
26            //$("#container_"+k).height(parseInt($("#container_"+k).width()*prop));
27            $("#container_"+k).flipBook(v);
28            flipbookContainers.push("#container_"+k);
29        })
30        }
31    }
32}
33
34$(window).on("load", function() {
35    setTimeout('flipbookCustomInit()', 500);
36    
37});
38
39$(window).on("resize", function() {
40    flipbookContainers.forEach(function(item, index) {
41            newH = parseInt($(item).width()*prop);
42            if(newH > 1000) {
43                newH = 1000;
44            }
45            $(item).height(newH);
46    
47    });
48});