37 lines
No EOL
1.3 KiB
JavaScript
37 lines
No EOL
1.3 KiB
JavaScript
jQuery(document).ready(function($){
|
|
|
|
|
|
var div = $('.line'),
|
|
divHeight = div.height(),
|
|
scroll;
|
|
|
|
$(window).scroll(function () {
|
|
scroll = $(this).scrollTop();
|
|
div.height(scroll)
|
|
});
|
|
|
|
var timelineBlocks = $('.cd-timeline-block'),
|
|
offset = 0.8;
|
|
|
|
//hide timeline blocks which are outside the viewport
|
|
hideBlocks(timelineBlocks, offset);
|
|
|
|
//on scolling, show/animate timeline blocks when enter the viewport
|
|
$(window).on('scroll', function(){
|
|
(!window.requestAnimationFrame)
|
|
? setTimeout(function(){ showBlocks(timelineBlocks, offset); }, 100)
|
|
: window.requestAnimationFrame(function(){ showBlocks(timelineBlocks, offset); });
|
|
});
|
|
|
|
function hideBlocks(blocks, offset) {
|
|
blocks.each(function(){
|
|
( $(this).offset().top > $(window).scrollTop()+$(window).height()*offset ) && $(this).find('.cd-date, .cd-timeline-img, .cd-timeline-content').addClass('is-hidden');
|
|
});
|
|
}
|
|
|
|
function showBlocks(blocks, offset) {
|
|
blocks.each(function(){
|
|
( $(this).offset().top <= $(window).scrollTop()+$(window).height()*offset && $(this).find('.cd-date, .cd-timeline-img').hasClass('is-hidden') ) && $(this).find('.cd-date, .cd-timeline-img, .cd-timeline-content').removeClass('is-hidden').addClass('bounce-in');
|
|
});
|
|
}
|
|
}); |