mirror of
https://github.com/ascribe/wp-theme
synced 2024-12-22 01:03:40 +01:00
toc.js: fix wrong link being highlighted when page length changes dynamically
- from https://github.com/jgallen23/toc/pull/48
This commit is contained in:
parent
5580ae658d
commit
866e504a82
18
assets/_src/js/vendor/toc.js
vendored
18
assets/_src/js/vendor/toc.js
vendored
@ -59,9 +59,17 @@
|
||||
|
||||
var container = $(opts.container);
|
||||
var headings = $(opts.selectors, container);
|
||||
var headingOffsets = [];
|
||||
var activeClassName = opts.activeClass;
|
||||
|
||||
var headingOffsets = function() {
|
||||
var offsets = [];
|
||||
headings.each(function(i, heading) {
|
||||
var $h = $(heading);
|
||||
offsets.push($h.offset().top - opts.highlightOffset);
|
||||
});
|
||||
return offsets;
|
||||
};
|
||||
|
||||
var scrollTo = function(e, callback) {
|
||||
if (opts.smoothScrolling && typeof opts.smoothScrolling === 'function') {
|
||||
e.preventDefault();
|
||||
@ -82,10 +90,11 @@
|
||||
timeout = setTimeout(function() {
|
||||
var top = $(window).scrollTop(),
|
||||
highlighted, closest = Number.MAX_VALUE,
|
||||
index = 0;
|
||||
index = 0
|
||||
offsets = headingOffsets();
|
||||
|
||||
for (var i = 0, c = headingOffsets.length; i < c; i++) {
|
||||
var currentClosest = Math.abs(headingOffsets[i] - top);
|
||||
for (var i = 0, c = offsets.length; i < c; i++) {
|
||||
var currentClosest = Math.abs(offsets[i] - top);
|
||||
if (currentClosest < closest) {
|
||||
index = i;
|
||||
closest = currentClosest;
|
||||
@ -109,7 +118,6 @@
|
||||
|
||||
headings.each(function(i, heading) {
|
||||
var $h = $(heading);
|
||||
headingOffsets.push($h.offset().top - opts.highlightOffset);
|
||||
|
||||
var anchorName = opts.anchorName(i, heading, opts.prefix);
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user