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151 lines (141 loc) · 4.3 KB
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/* global Fluid */
HTMLElement.prototype.wrap = function(wrapper) {
this.parentNode.insertBefore(wrapper, this);
this.parentNode.removeChild(this);
wrapper.appendChild(this);
};
Fluid.events = {
registerNavbarEvent: function() {
var navbar = jQuery('#navbar');
var submenu = jQuery('#navbar .dropdown-menu');
if (navbar.offset().top > 0) {
navbar.removeClass('navbar-dark');
submenu.removeClass('navbar-dark');
}
Fluid.utils.listenScroll(function() {
navbar[navbar.offset().top > 50 ? 'addClass' : 'removeClass']('top-nav-collapse');
submenu[navbar.offset().top > 50 ? 'addClass' : 'removeClass']('dropdown-collapse');
if (navbar.offset().top > 0) {
navbar.removeClass('navbar-dark');
submenu.removeClass('navbar-dark');
} else {
navbar.addClass('navbar-dark');
submenu.removeClass('navbar-dark');
}
});
jQuery('#navbar-toggler-btn').on('click', function() {
jQuery('.animated-icon').toggleClass('open');
jQuery('#navbar').toggleClass('navbar-col-show');
});
},
registerParallaxEvent: function() {
var bg = jQuery('#banner[parallax="true"]');
if (bg.length === 0) {
return;
}
var board = jQuery('#board');
if (board.length === 0) {
return;
}
var parallax = function() {
var oVal = jQuery(window).scrollTop() / 5;
var offset = parseInt(board.css('margin-top'), 0);
var max = 96 + offset;
if (oVal > max) {
oVal = max;
}
bg.css({
transform : 'translate3d(0,' + oVal + 'px,0)',
'-webkit-transform': 'translate3d(0,' + oVal + 'px,0)',
'-ms-transform' : 'translate3d(0,' + oVal + 'px,0)',
'-o-transform' : 'translate3d(0,' + oVal + 'px,0)'
});
var toc = jQuery('#toc');
if (toc) {
jQuery('#toc-ctn').css({
'padding-top': oVal + 'px'
});
}
};
Fluid.utils.listenScroll(parallax);
},
registerScrollDownArrowEvent: function() {
var scrollbar = jQuery('.scroll-down-bar');
if (scrollbar.length === 0) {
return;
}
scrollbar.on('click', function() {
Fluid.utils.scrollToElement('#board', -jQuery('#navbar').height());
});
},
registerScrollTopArrowEvent: function() {
var topArrow = jQuery('#scroll-top-button');
if (topArrow.length === 0) {
return;
}
var board = jQuery('#board');
if (board.length === 0) {
return;
}
var posDisplay = false;
var scrollDisplay = false;
// Position
var setTopArrowPos = function() {
var boardRight = board[0].getClientRects()[0].right;
var bodyWidth = document.body.offsetWidth;
var right = bodyWidth - boardRight;
posDisplay = right >= 50;
topArrow.css({
'bottom': posDisplay && scrollDisplay ? '20px' : '-60px',
'right' : right - 64 + 'px'
});
};
setTopArrowPos();
jQuery(window).resize(setTopArrowPos);
// Display
var headerHeight = board.offset().top;
Fluid.utils.listenScroll(function() {
var scrollHeight = document.body.scrollTop + document.documentElement.scrollTop;
scrollDisplay = scrollHeight >= headerHeight;
topArrow.css({
'bottom': posDisplay && scrollDisplay ? '20px' : '-60px'
});
});
// Click
topArrow.on('click', function() {
jQuery('body,html').animate({
scrollTop: 0,
easing : 'swing'
});
});
},
registerImageLoadedEvent: function() {
if (!('NProgress' in window)) { return; }
var bg = document.getElementById('banner');
if (bg) {
var src = bg.style.backgroundImage;
var url = src.match(/\((.*?)\)/)[1].replace(/(['"])/g, '');
var img = new Image();
img.onload = function() {
window.NProgress && window.NProgress.inc(0.2);
};
img.src = url;
if (img.complete) { img.onload(); }
}
var notLazyImages = jQuery('main img:not([lazyload])');
var total = notLazyImages.length;
for (const img of notLazyImages) {
const old = img.onload;
img.onload = function() {
old && old();
window.NProgress && window.NProgress.inc(0.5 / total);
};
if (img.complete) { img.onload(); }
}
},
billboard: function() {
if (!('console' in window)) {
return;
}
}
};