-"use strict";
-// Configure ZeroClipboard
-var zeroClipBoard = require('zeroclipboard');
-zeroClipBoard.config({
- swfPath: window.baseUrl('/ZeroClipboard.swf')
-});
+const Clipboard = require("clipboard");
+const Code = require('../libs/code');
-window.setupPageShow = module.exports = function (pageId) {
+let setupPageShow = window.setupPageShow = function (pageId) {
+
+ Code.highlight();
+
+ if (!pageId) return;
// Set up pointer
- var $pointer = $('#pointer').detach();
- var $pointerInner = $pointer.children('div.pointer').first();
- var isSelection = false;
+ let $pointer = $('#pointer').detach();
+ let pointerShowing = false;
+ let $pointerInner = $pointer.children('div.pointer').first();
+ let isSelection = false;
+ let pointerModeLink = true;
+ let pointerSectionId = '';
// Select all contents on input click
$pointer.on('click', 'input', function (e) {
e.stopPropagation();
});
- // Set up copy-to-clipboard
- new zeroClipBoard($pointer.find('button').first()[0]);
+ // Pointer mode toggle
+ $pointer.on('click', 'span.icon', event => {
+ let $icon = $(event.currentTarget);
+ pointerModeLink = !pointerModeLink;
+ $icon.html(pointerModeLink ? '<i class="zmdi zmdi-link"></i>' : '<i class="zmdi zmdi-square-down"></i>');
+ updatePointerContent();
+ });
+
+ // Set up clipboard
+ let clipboard = new Clipboard('#pointer button');
// Hide pointer when clicking away
- $(document.body).find('*').on('click focus', function (e) {
- if (!isSelection) {
- $pointer.detach();
- }
+ $(document.body).find('*').on('click focus', event => {
+ if (!pointerShowing || isSelection) return;
+ let target = $(event.target);
+ if (target.is('.zmdi') || $(event.target).closest('#pointer').length === 1) return;
+
+ $pointer.detach();
+ pointerShowing = false;
});
+ function updatePointerContent() {
+ let inputText = pointerModeLink ? window.baseUrl(`/link/${pageId}#${pointerSectionId}`) : `{{@${pageId}#${pointerSectionId}}}`;
+ if (pointerModeLink && inputText.indexOf('http') !== 0) inputText = window.location.protocol + "//" + window.location.host + inputText;
+
+ $pointer.find('input').val(inputText);
+ }
+
// Show pointer when selecting a single block of tagged content
$('.page-content [id^="bkmrk"]').on('mouseup keyup', function (e) {
e.stopPropagation();
- var selection = window.getSelection();
+ let selection = window.getSelection();
if (selection.toString().length === 0) return;
// Show pointer and set link
- var $elem = $(this);
- let link = window.baseUrl('/link/' + pageId + '#' + $elem.attr('id'));
- if (link.indexOf('http') !== 0) link = window.location.protocol + "//" + window.location.host + link;
- $pointer.find('input').val(link);
- $pointer.find('button').first().attr('data-clipboard-text', link);
+ let $elem = $(this);
+ pointerSectionId = $elem.attr('id');
+ updatePointerContent();
+
$elem.before($pointer);
$pointer.show();
+ pointerShowing = true;
// Set pointer to sit near mouse-up position
- var pointerLeftOffset = (e.pageX - $elem.offset().left - ($pointerInner.width() / 2));
+ let pointerLeftOffset = (e.pageX - $elem.offset().left - ($pointerInner.width() / 2));
if (pointerLeftOffset < 0) pointerLeftOffset = 0;
- var pointerLeftOffsetPercent = (pointerLeftOffset / $elem.width()) * 100;
+ let pointerLeftOffsetPercent = (pointerLeftOffset / $elem.width()) * 100;
$pointerInner.css('left', pointerLeftOffsetPercent + '%');
isSelection = true;
// Go to, and highlight if necessary, the specified text.
function goToText(text) {
- var idElem = $('.page-content #' + text).first();
- if (idElem.length !== 0) {
- idElem.smoothScrollTo();
- idElem.css('background-color', 'rgba(244, 249, 54, 0.25)');
+ let idElem = document.getElementById(text);
+ $('.page-content [data-highlighted]').attr('data-highlighted', '').css('background-color', '');
+ if (idElem !== null) {
+ window.scrollAndHighlight(idElem);
} else {
$('.page-content').find(':contains("' + text + '")').smoothScrollTo();
}
// Check the hash on load
if (window.location.hash) {
- var text = window.location.hash.replace(/\%20/g, ' ').substr(1);
+ let text = window.location.hash.replace(/\%20/g, ' ').substr(1);
goToText(text);
}
- // Make the book-tree sidebar stick in view on scroll
- var $window = $(window);
- var $bookTree = $(".book-tree");
- var $bookTreeParent = $bookTree.parent();
+ // Sidebar page nav click event
+ $('.sidebar-page-nav').on('click', 'a', event => {
+ goToText(event.target.getAttribute('href').substr(1));
+ });
+
+ // Make the sidebar stick in view on scroll
+ let $window = $(window);
+ let $sidebar = $("#sidebar .scroll-body");
+ let $bookTreeParent = $sidebar.parent();
+
// Check the page is scrollable and the content is taller than the tree
- var pageScrollable = ($(document).height() > $window.height()) && ($bookTree.height() < $('.page-content').height());
+ let pageScrollable = ($(document).height() > $window.height()) && ($sidebar.height() < $('.page-content').height());
+
// Get current tree's width and header height
- var headerHeight = $("#header").height() + $(".toolbar").height();
- var isFixed = $window.scrollTop() > headerHeight;
- // Function to fix the tree as a sidebar
+ let headerHeight = $("#header").height() + $(".toolbar").height();
+ let isFixed = $window.scrollTop() > headerHeight;
+
+ // Fix the tree as a sidebar
function stickTree() {
- $bookTree.width($bookTreeParent.width() + 15);
- $bookTree.addClass("fixed");
+ $sidebar.width($bookTreeParent.width() + 15);
+ $sidebar.addClass("fixed");
isFixed = true;
}
- // Function to un-fix the tree back into position
+
+ // Un-fix the tree back into position
function unstickTree() {
- $bookTree.css('width', 'auto');
- $bookTree.removeClass("fixed");
+ $sidebar.css('width', 'auto');
+ $sidebar.removeClass("fixed");
isFixed = false;
}
+
// Checks if the tree stickiness state should change
function checkTreeStickiness(skipCheck) {
- var shouldBeFixed = $window.scrollTop() > headerHeight;
+ let shouldBeFixed = $window.scrollTop() > headerHeight;
if (shouldBeFixed && (!isFixed || skipCheck)) {
stickTree();
} else if (!shouldBeFixed && (isFixed || skipCheck)) {
}
});
+
+ // Check if support is present for IntersectionObserver
+ if ('IntersectionObserver' in window &&
+ 'IntersectionObserverEntry' in window &&
+ 'intersectionRatio' in window.IntersectionObserverEntry.prototype) {
+ addPageHighlighting();
+ }
+
+ function addPageHighlighting() {
+ let pageNav = document.querySelector('.sidebar-page-nav');
+
+ // fetch all the headings.
+ let headings = document.querySelector('.page-content').querySelectorAll('h1, h2, h3, h4, h5, h6');
+ // if headings are present, add observers.
+ if (headings.length > 0 && pageNav !== null) {
+ addNavObserver(headings);
+ }
+
+ function addNavObserver(headings) {
+ // Setup the intersection observer.
+ let intersectOpts = {
+ rootMargin: '0px 0px 0px 0px',
+ threshold: 1.0
+ };
+ let pageNavObserver = new IntersectionObserver(headingVisibilityChange, intersectOpts);
+
+ // observe each heading
+ for (let i = 0; i !== headings.length; ++i) {
+ pageNavObserver.observe(headings[i]);
+ }
+ }
+
+ function headingVisibilityChange(entries, observer) {
+ for (let i = 0; i < entries.length; i++) {
+ let currentEntry = entries[i];
+ let isVisible = (currentEntry.intersectionRatio === 1);
+ toggleAnchorHighlighting(currentEntry.target.id, isVisible);
+ }
+ }
+
+ function toggleAnchorHighlighting(elementId, shouldHighlight) {
+ let anchorsToHighlight = pageNav.querySelectorAll('a[href="#' + elementId + '"]');
+ for (let i = 0; i < anchorsToHighlight.length; i++) {
+ // Change below to use classList.toggle when IE support is dropped.
+ if (shouldHighlight) {
+ anchorsToHighlight[i].classList.add('current-heading');
+ } else {
+ anchorsToHighlight[i].classList.remove('current-heading');
+ }
+ }
+ }
+ }
};
+
+module.exports = setupPageShow;
\ No newline at end of file