Difference between revisions of "Template:Harvard BioDesign/JS"
(Created page with " div { font-family: Helvetica, Arial, sans-serif; box-sizing: border-box; } .timeline { width: ...") |
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− | + | jQuery(document).ready(function($){ | |
− | + | 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-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-timeline-img').hasClass('is-hidden') ) && $(this).find('.cd-timeline-img, .cd-timeline-content').removeClass('is-hidden').addClass('bounce-in'); | |
− | + | }); | |
− | + | } | |
− | + | }); | |
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Latest revision as of 15:07, 3 July 2015
jQuery(document).ready(function($){ 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-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-timeline-img').hasClass('is-hidden') ) && $(this).find('.cd-timeline-img, .cd-timeline-content').removeClass('is-hidden').addClass('bounce-in'); }); } });