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mirror of https://github.com/cotes2020/jekyll-theme-chirpy.git synced 2025-12-24 08:37:13 +00:00

style: 4 space indents to the JS files

This commit is contained in:
Cotes Chung
2022-10-25 19:26:44 +08:00
parent 1fd665bf49
commit 339293d0d7
21 changed files with 913 additions and 912 deletions

View File

@@ -1,30 +1,30 @@
/*
/**
* Tab 'Categories' expand/close effect.
*/
$(function() {
const childPrefix = "l_";
const parentPrefix = "h_";
const collapse = $(".collapse");
$(function () {
const childPrefix = "l_";
const parentPrefix = "h_";
const collapse = $(".collapse");
/* close up top-category */
collapse.on("hide.bs.collapse", function () { /* Bootstrap collapse events. */
const parentId = parentPrefix + $(this).attr("id").substring(childPrefix.length);
if (parentId) {
$(`#${parentId} .far.fa-folder-open`).attr("class", "far fa-folder fa-fw");
$(`#${parentId} i.fas`).addClass("rotate");
$(`#${parentId}`).removeClass("hide-border-bottom");
}
});
/* close up top-category */
collapse.on("hide.bs.collapse", function () { /* Bootstrap collapse events. */
const parentId = parentPrefix + $(this).attr("id").substring(childPrefix.length);
if (parentId) {
$(`#${parentId} .far.fa-folder-open`).attr("class", "far fa-folder fa-fw");
$(`#${parentId} i.fas`).addClass("rotate");
$(`#${parentId}`).removeClass("hide-border-bottom");
}
});
/* expand the top category */
collapse.on("show.bs.collapse", function() {
const parentId = parentPrefix + $(this).attr("id").substring(childPrefix.length);
if (parentId) {
$(`#${parentId} .far.fa-folder`).attr("class", "far fa-folder-open fa-fw");
$(`#${parentId} i.fas`).removeClass("rotate");
$(`#${parentId}`).addClass("hide-border-bottom");
}
});
/* expand the top category */
collapse.on("show.bs.collapse", function () {
const parentId = parentPrefix + $(this).attr("id").substring(childPrefix.length);
if (parentId) {
$(`#${parentId} .far.fa-folder`).attr("class", "far fa-folder-open fa-fw");
$(`#${parentId} i.fas`).removeClass("rotate");
$(`#${parentId}`).addClass("hide-border-bottom");
}
});
});

View File

@@ -1,4 +1,4 @@
/*
/**
* Clipboard functions
*
* Dependencies:
@@ -6,128 +6,128 @@
* - clipboard.js (https://github.com/zenorocha/clipboard.js)
*/
$(function() {
const btnSelector = '.code-header>button';
const ICON_SUCCESS = 'fas fa-check';
const ATTR_TIMEOUT = 'timeout';
const ATTR_TITLE_SUCCEED = 'data-title-succeed';
const ATTR_TITLE_ORIGIN = 'data-original-title';
const TIMEOUT = 2000; // in milliseconds
$(function () {
const btnSelector = '.code-header>button';
const ICON_SUCCESS = 'fas fa-check';
const ATTR_TIMEOUT = 'timeout';
const ATTR_TITLE_SUCCEED = 'data-title-succeed';
const ATTR_TITLE_ORIGIN = 'data-original-title';
const TIMEOUT = 2000; // in milliseconds
function isLocked(node) {
if ($(node)[0].hasAttribute(ATTR_TIMEOUT)) {
let timeout = $(node).attr(ATTR_TIMEOUT);
if (Number(timeout) > Date.now()) {
return true;
}
}
return false;
}
function lock(node) {
$(node).attr(ATTR_TIMEOUT, Date.now() + TIMEOUT);
}
function unlock(node) {
$(node).removeAttr(ATTR_TIMEOUT);
}
/* --- Copy code block --- */
// Initial the clipboard.js object
const clipboard = new ClipboardJS(btnSelector, {
target(trigger) {
let codeBlock = trigger.parentNode.nextElementSibling;
return codeBlock.querySelector('code .rouge-code');
}
});
$(btnSelector).tooltip({
trigger: 'hover',
placement: 'left'
});
function getIcon(btn) {
let iconNode = $(btn).children();
return iconNode.attr('class');
}
const ICON_DEFAULT = getIcon(btnSelector);
function showTooltip(btn) {
const succeedTitle = $(btn).attr(ATTR_TITLE_SUCCEED);
$(btn).attr(ATTR_TITLE_ORIGIN, succeedTitle).tooltip('show');
}
function hideTooltip(btn) {
$(btn).tooltip('hide').removeAttr(ATTR_TITLE_ORIGIN);
}
function setSuccessIcon(btn) {
let btnNode = $(btn);
let iconNode = btnNode.children();
iconNode.attr('class', ICON_SUCCESS);
}
function resumeIcon(btn) {
let btnNode = $(btn);
let iconNode = btnNode.children();
iconNode.attr('class', ICON_DEFAULT);
}
clipboard.on('success', (e) => {
e.clearSelection();
const trigger = e.trigger;
if (isLocked(trigger)) {
return;
function isLocked(node) {
if ($(node)[0].hasAttribute(ATTR_TIMEOUT)) {
let timeout = $(node).attr(ATTR_TIMEOUT);
if (Number(timeout) > Date.now()) {
return true;
}
}
return false;
}
setSuccessIcon(trigger);
showTooltip(trigger);
lock(trigger);
setTimeout(() => {
hideTooltip(trigger);
resumeIcon(trigger);
unlock(trigger);
}, TIMEOUT);
});
/* --- Post link sharing --- */
$('#copy-link').click((e) => {
let target = $(e.target);
if (isLocked(target)) {
return;
function lock(node) {
$(node).attr(ATTR_TIMEOUT, Date.now() + TIMEOUT);
}
// Copy URL to clipboard
function unlock(node) {
$(node).removeAttr(ATTR_TIMEOUT);
}
const url = window.location.href;
const $temp = $("<input>");
/* --- Copy code block --- */
$("body").append($temp);
$temp.val(url).select();
document.execCommand("copy");
$temp.remove();
// Initial the clipboard.js object
const clipboard = new ClipboardJS(btnSelector, {
target(trigger) {
let codeBlock = trigger.parentNode.nextElementSibling;
return codeBlock.querySelector('code .rouge-code');
}
});
// Switch tooltip title
$(btnSelector).tooltip({
trigger: 'hover',
placement: 'left'
});
const defaultTitle = target.attr(ATTR_TITLE_ORIGIN);
const succeedTitle = target.attr(ATTR_TITLE_SUCCEED);
function getIcon(btn) {
let iconNode = $(btn).children();
return iconNode.attr('class');
}
target.attr(ATTR_TITLE_ORIGIN, succeedTitle).tooltip('show');
lock(target);
const ICON_DEFAULT = getIcon(btnSelector);
setTimeout(() => {
target.attr(ATTR_TITLE_ORIGIN, defaultTitle);
unlock(target);
}, TIMEOUT);
function showTooltip(btn) {
const succeedTitle = $(btn).attr(ATTR_TITLE_SUCCEED);
$(btn).attr(ATTR_TITLE_ORIGIN, succeedTitle).tooltip('show');
}
});
function hideTooltip(btn) {
$(btn).tooltip('hide').removeAttr(ATTR_TITLE_ORIGIN);
}
function setSuccessIcon(btn) {
let btnNode = $(btn);
let iconNode = btnNode.children();
iconNode.attr('class', ICON_SUCCESS);
}
function resumeIcon(btn) {
let btnNode = $(btn);
let iconNode = btnNode.children();
iconNode.attr('class', ICON_DEFAULT);
}
clipboard.on('success', (e) => {
e.clearSelection();
const trigger = e.trigger;
if (isLocked(trigger)) {
return;
}
setSuccessIcon(trigger);
showTooltip(trigger);
lock(trigger);
setTimeout(() => {
hideTooltip(trigger);
resumeIcon(trigger);
unlock(trigger);
}, TIMEOUT);
});
/* --- Post link sharing --- */
$('#copy-link').click((e) => {
let target = $(e.target);
if (isLocked(target)) {
return;
}
// Copy URL to clipboard
const url = window.location.href;
const $temp = $("<input>");
$("body").append($temp);
$temp.val(url).select();
document.execCommand("copy");
$temp.remove();
// Switch tooltip title
const defaultTitle = target.attr(ATTR_TITLE_ORIGIN);
const succeedTitle = target.attr(ATTR_TITLE_SUCCEED);
target.attr(ATTR_TITLE_ORIGIN, succeedTitle).tooltip('show');
lock(target);
setTimeout(() => {
target.attr(ATTR_TITLE_ORIGIN, defaultTitle);
unlock(target);
}, TIMEOUT);
});
});

View File

@@ -1,47 +1,46 @@
/**
Lazy load images (https://github.com/ApoorvSaxena/lozad.js)
and popup when clicked (https://github.com/dimsemenov/Magnific-Popup)
*/
Lazy load images (https://github.com/ApoorvSaxena/lozad.js)
and popup when clicked (https://github.com/dimsemenov/Magnific-Popup)
*/
$(function() {
$(function () {
const IMG_SCOPE = '#main > div.row:first-child > div:first-child';
const IMG_SCOPE = '#main > div.row:first-child > div:first-child';
if ($(`${IMG_SCOPE} img`).length <= 0 ) {
return;
}
/* lazy loading */
const imgList = document.querySelectorAll(`${IMG_SCOPE} img[data-src]`);
const observer = lozad(imgList);
observer.observe();
/* popup */
$(`${IMG_SCOPE} p > img[data-src],${IMG_SCOPE} img[data-src].preview-img`).each(
function() {
let nextTag = $(this).next();
const title = nextTag.prop('tagName') === 'EM' ? nextTag.text() : '';
const src = $(this).attr('data-src'); // created by lozad.js
$(this).wrap(`<a href="${src}" title="${title}" class="popup"></a>`);
if ($(`${IMG_SCOPE} img`).length <= 0) {
return;
}
);
$('.popup').magnificPopup({
type: 'image',
closeOnContentClick: true,
showCloseBtn: false,
zoom: {
enabled: true,
duration: 300,
easing: 'ease-in-out'
}
});
/* lazy loading */
/* markup the image links */
const imgList = document.querySelectorAll(`${IMG_SCOPE} img[data-src]`);
const observer = lozad(imgList);
observer.observe();
$(`${IMG_SCOPE} a`).has('img').addClass('img-link');
/* popup */
$(`${IMG_SCOPE} p > img[data-src], ${IMG_SCOPE} img[data-src].preview-img`).each(
function () {
let nextTag = $(this).next();
const title = nextTag.prop('tagName') === 'EM' ? nextTag.text() : '';
const src = $(this).attr('data-src'); // created by lozad.js
$(this).wrap(`<a href="${src}" title="${title}" class="popup"></a>`);
}
);
$('.popup').magnificPopup({
type: 'image',
closeOnContentClick: true,
showCloseBtn: false,
zoom: {
enabled: true,
duration: 300,
easing: 'ease-in-out'
}
});
/* markup the image links */
$(`${IMG_SCOPE} a`).has('img').addClass('img-link');
});

View File

@@ -6,38 +6,38 @@
/* A tool for locale datetime */
const LocaleHelper = (function () {
const locale = $('html').attr('lang').substr(0, 2);
const attrTimestamp = 'data-ts';
const attrDateFormat = 'data-df';
const locale = $('html').attr('lang').substr(0, 2);
const attrTimestamp = 'data-ts';
const attrDateFormat = 'data-df';
return {
locale: () => locale,
attrTimestamp: () => attrTimestamp,
attrDateFormat: () => attrDateFormat,
getTimestamp: ($elem) => Number($elem.attr(attrTimestamp)), // unix timestamp
getDateFormat: ($elem) => $elem.attr(attrDateFormat)
};
return {
locale: () => locale,
attrTimestamp: () => attrTimestamp,
attrDateFormat: () => attrDateFormat,
getTimestamp: ($elem) => Number($elem.attr(attrTimestamp)), // unix timestamp
getDateFormat: ($elem) => $elem.attr(attrDateFormat)
};
}());
$(function() {
dayjs.locale(LocaleHelper.locale());
dayjs.extend(window.dayjs_plugin_localizedFormat);
$(function () {
dayjs.locale(LocaleHelper.locale());
dayjs.extend(window.dayjs_plugin_localizedFormat);
$(`[${LocaleHelper.attrTimestamp()}]`).each(function () {
const date = dayjs.unix(LocaleHelper.getTimestamp($(this)));
const text = date.format(LocaleHelper.getDateFormat($(this)));
$(this).text(text);
$(this).removeAttr(LocaleHelper.attrTimestamp());
$(this).removeAttr(LocaleHelper.attrDateFormat());
$(`[${LocaleHelper.attrTimestamp()}]`).each(function () {
const date = dayjs.unix(LocaleHelper.getTimestamp($(this)));
const text = date.format(LocaleHelper.getDateFormat($(this)));
$(this).text(text);
$(this).removeAttr(LocaleHelper.attrTimestamp());
$(this).removeAttr(LocaleHelper.attrDateFormat());
// setup tooltips
const tooltip = $(this).attr('data-toggle');
if (typeof tooltip === 'undefined' || tooltip !== 'tooltip') {
return;
}
// setup tooltips
const tooltip = $(this).attr('data-toggle');
if (typeof tooltip === 'undefined' || tooltip !== 'tooltip') {
return;
}
const tooltipText = date.format('llll'); // see: https://day.js.org/docs/en/display/format#list-of-localized-formats
$(this).attr('data-original-title', tooltipText);
});
const tooltipText = date.format('llll'); // see: https://day.js.org/docs/en/display/format#list-of-localized-formats
$(this).attr('data-original-title', tooltipText);
});
});

View File

@@ -1,4 +1,4 @@
/*
/**
* Count page views form GA or local cache file.
*
* Dependencies:
@@ -7,244 +7,244 @@
*/
const getInitStatus = (function () {
let hasInit = false;
return () => {
let ret = hasInit;
if (!hasInit) {
hasInit = true;
}
return ret;
};
let hasInit = false;
return () => {
let ret = hasInit;
if (!hasInit) {
hasInit = true;
}
return ret;
};
}());
const PvOpts = (function () {
function getContent(selector) {
return $(selector).attr("content");
}
function hasContent(selector) {
let content = getContent(selector);
return (typeof content !== "undefined" && content !== false);
}
return {
getProxyMeta() {
return getContent("meta[name=pv-proxy-endpoint]");
},
getLocalMeta() {
return getContent("meta[name=pv-cache-path]");
},
hasProxyMeta() {
return hasContent("meta[name=pv-proxy-endpoint]");
},
hasLocalMeta() {
return hasContent("meta[name=pv-cache-path]");
function getContent(selector) {
return $(selector).attr("content");
}
};
function hasContent(selector) {
let content = getContent(selector);
return (typeof content !== "undefined" && content !== false);
}
return {
getProxyMeta() {
return getContent("meta[name=pv-proxy-endpoint]");
},
getLocalMeta() {
return getContent("meta[name=pv-cache-path]");
},
hasProxyMeta() {
return hasContent("meta[name=pv-proxy-endpoint]");
},
hasLocalMeta() {
return hasContent("meta[name=pv-cache-path]");
}
};
}());
const PvStorage = (function () {
const Keys = {
KEY_PV: "pv",
KEY_PV_SRC: "pv_src",
KEY_CREATION: "pv_created_date"
};
const Keys = {
KEY_PV: "pv",
KEY_PV_SRC: "pv_src",
KEY_CREATION: "pv_created_date"
};
const Source = {
LOCAL: "same-origin",
PROXY: "cors"
};
const Source = {
LOCAL: "same-origin",
PROXY: "cors"
};
function get(key) {
return localStorage.getItem(key);
}
function set(key, val) {
localStorage.setItem(key, val);
}
function saveCache(pv, src) {
set(Keys.KEY_PV, pv);
set(Keys.KEY_PV_SRC, src);
set(Keys.KEY_CREATION, new Date().toJSON());
}
return {
keysCount() {
return Object.keys(Keys).length;
},
hasCache() {
return (localStorage.getItem(Keys.KEY_PV) !== null);
},
getCache() {
return JSON.parse(localStorage.getItem(Keys.KEY_PV));
},
saveLocalCache(pv) {
saveCache(pv, Source.LOCAL);
},
saveProxyCache(pv) {
saveCache(pv, Source.PROXY);
},
isExpired() {
let date = new Date(get(Keys.KEY_CREATION));
date.setHours(date.getHours() + 1); // per hour
return Date.now() >= date.getTime();
},
isFromLocal() {
return get(Keys.KEY_PV_SRC) === Source.LOCAL;
},
isFromProxy() {
return get(Keys.KEY_PV_SRC) === Source.PROXY;
},
newerThan(pv) {
return PvStorage.getCache().totalsForAllResults["ga:pageviews"] > pv.totalsForAllResults["ga:pageviews"];
},
inspectKeys() {
if (localStorage.length !== PvStorage.keysCount()) {
localStorage.clear();
return;
}
for(let i = 0; i < localStorage.length; i++){
const key = localStorage.key(i);
switch (key) {
case Keys.KEY_PV:
case Keys.KEY_PV_SRC:
case Keys.KEY_CREATION:
break;
default:
localStorage.clear();
return;
}
}
function get(key) {
return localStorage.getItem(key);
}
};
function set(key, val) {
localStorage.setItem(key, val);
}
function saveCache(pv, src) {
set(Keys.KEY_PV, pv);
set(Keys.KEY_PV_SRC, src);
set(Keys.KEY_CREATION, new Date().toJSON());
}
return {
keysCount() {
return Object.keys(Keys).length;
},
hasCache() {
return (localStorage.getItem(Keys.KEY_PV) !== null);
},
getCache() {
return JSON.parse(localStorage.getItem(Keys.KEY_PV));
},
saveLocalCache(pv) {
saveCache(pv, Source.LOCAL);
},
saveProxyCache(pv) {
saveCache(pv, Source.PROXY);
},
isExpired() {
let date = new Date(get(Keys.KEY_CREATION));
date.setHours(date.getHours() + 1); // per hour
return Date.now() >= date.getTime();
},
isFromLocal() {
return get(Keys.KEY_PV_SRC) === Source.LOCAL;
},
isFromProxy() {
return get(Keys.KEY_PV_SRC) === Source.PROXY;
},
newerThan(pv) {
return PvStorage.getCache().totalsForAllResults["ga:pageviews"] > pv.totalsForAllResults["ga:pageviews"];
},
inspectKeys() {
if (localStorage.length !== PvStorage.keysCount()) {
localStorage.clear();
return;
}
for (let i = 0; i < localStorage.length; i++) {
const key = localStorage.key(i);
switch (key) {
case Keys.KEY_PV:
case Keys.KEY_PV_SRC:
case Keys.KEY_CREATION:
break;
default:
localStorage.clear();
return;
}
}
}
};
}()); /* PvStorage */
function countUp(min, max, destId) {
if (min < max) {
let numAnim = new CountUp(destId, min, max);
if (!numAnim.error) {
numAnim.start();
} else {
console.error(numAnim.error);
if (min < max) {
let numAnim = new CountUp(destId, min, max);
if (!numAnim.error) {
numAnim.start();
} else {
console.error(numAnim.error);
}
}
}
}
function countPV(path, rows) {
let count = 0;
let count = 0;
if (typeof rows !== "undefined" ) {
for (let i = 0; i < rows.length; ++i) {
const gaPath = rows[parseInt(i, 10)][0];
if (gaPath === path) { /* path format see: site.permalink */
count += parseInt(rows[parseInt(i, 10)][1], 10);
break;
}
if (typeof rows !== "undefined") {
for (let i = 0; i < rows.length; ++i) {
const gaPath = rows[parseInt(i, 10)][0];
if (gaPath === path) { /* path format see: site.permalink */
count += parseInt(rows[parseInt(i, 10)][1], 10);
break;
}
}
}
}
return count;
return count;
}
function tacklePV(rows, path, elem, hasInit) {
let count = countPV(path, rows);
count = (count === 0 ? 1 : count);
let count = countPV(path, rows);
count = (count === 0 ? 1 : count);
if (!hasInit) {
elem.text(new Intl.NumberFormat().format(count));
} else {
const initCount = parseInt(elem.text().replace(/,/g, ""), 10);
if (count > initCount) {
countUp(initCount, count, elem.attr("id"));
if (!hasInit) {
elem.text(new Intl.NumberFormat().format(count));
} else {
const initCount = parseInt(elem.text().replace(/,/g, ""), 10);
if (count > initCount) {
countUp(initCount, count, elem.attr("id"));
}
}
}
}
function displayPageviews(data) {
if (typeof data === "undefined") {
return;
}
if (typeof data === "undefined") {
return;
}
let hasInit = getInitStatus();
const rows = data.rows; /* could be undefined */
let hasInit = getInitStatus();
const rows = data.rows; /* could be undefined */
if ($("#post-list").length > 0) { /* the Home page */
$(".post-preview").each(function() {
const path = $(this).find("a").attr("href");
tacklePV(rows, path, $(this).find(".pageviews"), hasInit);
});
if ($("#post-list").length > 0) { /* the Home page */
$(".post-preview").each(function () {
const path = $(this).find("a").attr("href");
tacklePV(rows, path, $(this).find(".pageviews"), hasInit);
});
} else if ($(".post").length > 0) { /* the post */
const path = window.location.pathname;
tacklePV(rows, path, $("#pv"), hasInit);
}
} else if ($(".post").length > 0) { /* the post */
const path = window.location.pathname;
tacklePV(rows, path, $("#pv"), hasInit);
}
}
function fetchProxyPageviews() {
if (PvOpts.hasProxyMeta()) {
$.ajax({
type: "GET",
url: PvOpts.getProxyMeta(),
dataType: "jsonp",
jsonpCallback: "displayPageviews",
success: (data) => {
PvStorage.saveProxyCache(JSON.stringify(data));
},
error: (jqXHR, textStatus, errorThrown) => {
console.log("Failed to load pageviews from proxy server: " + errorThrown);
}
});
}
if (PvOpts.hasProxyMeta()) {
$.ajax({
type: "GET",
url: PvOpts.getProxyMeta(),
dataType: "jsonp",
jsonpCallback: "displayPageviews",
success: (data) => {
PvStorage.saveProxyCache(JSON.stringify(data));
},
error: (jqXHR, textStatus, errorThrown) => {
console.log("Failed to load pageviews from proxy server: " + errorThrown);
}
});
}
}
function fetchLocalPageviews(hasCache = false) {
return fetch(PvOpts.getLocalMeta())
.then(response => response.json())
.then(data => {
if (hasCache) {
// The cache from the proxy will sometimes be more recent than the local one
if (PvStorage.isFromProxy() && PvStorage.newerThan(data)) {
return;
}
}
displayPageviews(data);
PvStorage.saveLocalCache(JSON.stringify(data));
});
return fetch(PvOpts.getLocalMeta())
.then(response => response.json())
.then(data => {
if (hasCache) {
// The cache from the proxy will sometimes be more recent than the local one
if (PvStorage.isFromProxy() && PvStorage.newerThan(data)) {
return;
}
}
displayPageviews(data);
PvStorage.saveLocalCache(JSON.stringify(data));
});
}
$(function() {
if ($(".pageviews").length <= 0) {
return;
}
PvStorage.inspectKeys();
if (PvStorage.hasCache()) {
displayPageviews(PvStorage.getCache());
if (PvStorage.isExpired()) {
if (PvOpts.hasLocalMeta()) {
fetchLocalPageviews(true).then(fetchProxyPageviews);
} else {
fetchProxyPageviews();
}
} else {
if (PvStorage.isFromLocal()) {
fetchProxyPageviews();
}
$(function () {
if ($(".pageviews").length <= 0) {
return;
}
} else { // no cached
PvStorage.inspectKeys();
if (PvOpts.hasLocalMeta()) {
fetchLocalPageviews().then(fetchProxyPageviews);
} else {
fetchProxyPageviews();
if (PvStorage.hasCache()) {
displayPageviews(PvStorage.getCache());
if (PvStorage.isExpired()) {
if (PvOpts.hasLocalMeta()) {
fetchLocalPageviews(true).then(fetchProxyPageviews);
} else {
fetchProxyPageviews();
}
} else {
if (PvStorage.isFromLocal()) {
fetchProxyPageviews();
}
}
} else { // no cached
if (PvOpts.hasLocalMeta()) {
fetchLocalPageviews().then(fetchProxyPageviews);
} else {
fetchProxyPageviews();
}
}
}
});

View File

@@ -1,96 +1,96 @@
/*
Safari doesn't support CSS `scroll-behavior: smooth`,
so here is a compatible solution for all browser to smooth scrolling
/**
Safari doesn't support CSS `scroll-behavior: smooth`,
so here is a compatible solution for all browser to smooth scrolling
See: <https://css-tricks.com/snippets/jquery/smooth-scrolling/>
See: <https://css-tricks.com/snippets/jquery/smooth-scrolling/>
Warning: It must be called after all `<a>` tags (e.g., the dynamic TOC) are ready.
*/
Warning: It must be called after all `<a>` tags (e.g., the dynamic TOC) are ready.
*/
$(function() {
const $topbarTitle = $("#topbar-title");
const REM = 16; // in pixels
const ATTR_SCROLL_FOCUS = "scroll-focus";
$(function () {
const $topbarTitle = $("#topbar-title");
const REM = 16; // in pixels
const ATTR_SCROLL_FOCUS = "scroll-focus";
$("a[href*='#']")
.not("[href='#']")
.not("[href='#0']")
.click(function(event) {
if (this.pathname.replace(/^\//, "") !==
location.pathname.replace(/^\//, "")) {
return;
}
$("a[href*='#']")
.not("[href='#']")
.not("[href='#0']")
.click(function (event) {
if (this.pathname.replace(/^\//, "") !==
location.pathname.replace(/^\//, "")) {
return;
}
if (location.hostname !== this.hostname) {
return;
}
if (location.hostname !== this.hostname) {
return;
}
const hash = decodeURI(this.hash);
let toFootnoteRef = RegExp(/^#fnref:/).test(hash);
let toFootnote = toFootnoteRef ? false : RegExp(/^#fn:/).test(hash);
let selector = hash.includes(":") ? hash.replace(/:/g, "\\:") : hash;
let $target = $(selector);
const hash = decodeURI(this.hash);
let toFootnoteRef = RegExp(/^#fnref:/).test(hash);
let toFootnote = toFootnoteRef ? false : RegExp(/^#fn:/).test(hash);
let selector = hash.includes(":") ? hash.replace(/:/g, "\\:") : hash;
let $target = $(selector);
let isMobileViews = $topbarTitle.is(":visible");
let isPortrait = $(window).width() < $(window).height();
let isMobileViews = $topbarTitle.is(":visible");
let isPortrait = $(window).width() < $(window).height();
if (typeof $target === "undefined") {
return;
}
if (typeof $target === "undefined") {
return;
}
event.preventDefault();
event.preventDefault();
if (history.pushState) { /* add hash to URL */
history.pushState(null, null, hash);
}
if (history.pushState) { /* add hash to URL */
history.pushState(null, null, hash);
}
let curOffset = $(window).scrollTop();
let destOffset = $target.offset().top -= REM / 2;
let curOffset = $(window).scrollTop();
let destOffset = $target.offset().top -= REM / 2;
if (destOffset < curOffset) { // scroll up
ScrollHelper.hideTopbar();
ScrollHelper.addScrollUpTask();
if (destOffset < curOffset) { // scroll up
ScrollHelper.hideTopbar();
ScrollHelper.addScrollUpTask();
if (isMobileViews && isPortrait) {
destOffset -= ScrollHelper.getTopbarHeight();
}
if (isMobileViews && isPortrait) {
destOffset -= ScrollHelper.getTopbarHeight();
}
} else { // scroll down
if (isMobileViews && isPortrait) {
destOffset -= ScrollHelper.getTopbarHeight();
}
}
} else { // scroll down
if (isMobileViews && isPortrait) {
destOffset -= ScrollHelper.getTopbarHeight();
}
}
$("html").animate({
scrollTop: destOffset
}, 500, () => {
$target.focus();
$("html").animate({
scrollTop: destOffset
}, 500, () => {
$target.focus();
/* clean up old scroll mark */
if ($(`[${ATTR_SCROLL_FOCUS}=true]`).length) {
$(`[${ATTR_SCROLL_FOCUS}=true]`).attr(ATTR_SCROLL_FOCUS, false);
}
/* clean up old scroll mark */
if ($(`[${ATTR_SCROLL_FOCUS}=true]`).length) {
$(`[${ATTR_SCROLL_FOCUS}=true]`).attr(ATTR_SCROLL_FOCUS, false);
}
/* Clean :target links */
if ($(":target").length) { /* element that visited by the URL with hash */
$(":target").attr(ATTR_SCROLL_FOCUS, false);
}
/* Clean :target links */
if ($(":target").length) { /* element that visited by the URL with hash */
$(":target").attr(ATTR_SCROLL_FOCUS, false);
}
/* set scroll mark to footnotes */
if (toFootnote || toFootnoteRef) {
$target.attr(ATTR_SCROLL_FOCUS, true);
}
/* set scroll mark to footnotes */
if (toFootnote || toFootnoteRef) {
$target.attr(ATTR_SCROLL_FOCUS, true);
}
if ($target.is(":focus")) { /* Checking if the target was focused */
return false;
} else {
$target.attr("tabindex", "-1"); /* Adding tabindex for elements not focusable */
$target.focus(); /* Set focus again */
}
if ($target.is(":focus")) { /* Checking if the target was focused */
return false;
} else {
$target.attr("tabindex", "-1"); /* Adding tabindex for elements not focusable */
$target.focus(); /* Set focus again */
}
if (ScrollHelper.hasScrollUpTask()) {
ScrollHelper.popScrollUpTask();
}
});
}); /* click() */
if (ScrollHelper.hasScrollUpTask()) {
ScrollHelper.popScrollUpTask();
}
});
}); /* click() */
});