mirror of
https://github.com/squidfunk/mkdocs-material.git
synced 2026-07-23 14:23:39 -04:00
Initial commit of rework
This commit is contained in:
squidfunk
127
src/assets/javascripts/components/scrollspy.js
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127
src/assets/javascripts/components/scrollspy.js
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/*
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* Copyright (c) 2016 Martin Donath <martin.donath@squidfunk.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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'use strict';
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/* ----------------------------------------------------------------------------
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* Sidebar scroll-spy
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* ------------------------------------------------------------------------- */
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class ScrollSpy {
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/**
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* Constructor
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*
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* @constructor
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* @param {(string|HTMLCollection)} el - Selector or HTML elements
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*/
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constructor(el) {
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this.el_ = (typeof el === 'string') ? document.querySelectorAll(el) : el;
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/* Initialize index for currently active element */
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this.index_ = 0;
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this.offset_ = window.pageYOffset;
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/* Event listener */
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this.handler_ = (ev) => {
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this.update(ev);
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};
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}
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/**
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* Update state of sidebar and hash
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*
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* @param {Event} ev - Event
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*/
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update(ev) {
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let index = this.index_;
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/* Scroll direction is down */
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if (this.offset_ <= window.pageYOffset) {
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for (let i = this.index_; i < this.el_.length; i++) {
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let anchor = document.querySelector(this.el_[i].hash);
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if (anchor.offsetTop <= window.pageYOffset) {
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if (i > 0)
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this.el_[i - 1].classList.add('md-nav__link--marked');
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this.index_ = i;
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} else {
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break;
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}
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}
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/* Scroll direction is up */
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} else {
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for (let i = this.index_; i >= 0; i--) {
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let anchor = document.querySelector(this.el_[i].hash);
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if (anchor.offsetTop > window.pageYOffset) {
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if (i > 0)
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this.el_[i - 1].classList.remove('md-nav__link--marked');
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} else {
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this.index_ = i;
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break;
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}
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}
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}
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/* Remember current offset for next cycle */
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this.offset_ = window.pageYOffset;
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}
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/**
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* Reset state of sidebar
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*/
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reset() {
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[].forEach.call(this.el_, (el) => {
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el.classList.remove('md-nav__link--marked');
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});
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};
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/**
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* Register listener for all relevant events
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*/
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listen() {
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['scroll', 'resize', 'orientationchange'].forEach((name) => {
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window.addEventListener(name, this.handler_, false);
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});
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/* Initial update */
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this.update();
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};
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/**
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* Unregister listener for all relevant events
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*/
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unlisten() {
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['scroll', 'resize', 'orientationchange'].forEach((name) => {
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window.removeEventListener(name, this.handler_, false);
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});
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/* Perform reset */
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this.reset();
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};
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}
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/* ----------------------------------------------------------------------------
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* Exports
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* ------------------------------------------------------------------------- */
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export default ScrollSpy;
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131
src/assets/javascripts/components/sidebar.js
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131
src/assets/javascripts/components/sidebar.js
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@@ -0,0 +1,131 @@
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/*
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* Copyright (c) 2016 Martin Donath <martin.donath@squidfunk.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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'use strict';
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/* ----------------------------------------------------------------------------
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* Sidebar sticky-scroll handler
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* ------------------------------------------------------------------------- */
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class Sidebar {
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/**
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* Constructor
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*
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* @constructor
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* @param {(string|HTMLElement)} el - Selector or HTML element
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*/
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constructor(el) {
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this.el_ = (typeof el === 'string') ? document.querySelector(el) : el;
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/* Initialize parameters */
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this.height_ = 0;
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this.locked_ = false;
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/* Event listener */
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this.handler_ = (ev) => {
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this.update(ev);
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};
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};
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/**
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* Update state and height of sidebar
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*
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* @param {Event} ev - Event
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*/
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update(ev) {
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let container = this.el_.parentNode;
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let bounds = container.getBoundingClientRect();
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/* Determine top and bottom offsets */
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let top = bounds.top + window.pageYOffset,
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bottom = bounds.bottom + window.pageYOffset;
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/* Determine current y-offset at top and bottom of window */
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let upper = window.pageYOffset,
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lower = window.pageYOffset + window.innerHeight;
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/* Calculate new bounds */
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let offset = top - upper;
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let height = window.innerHeight - Math.max(lower - bottom, 0)
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- Math.max(offset, container.parentNode.offsetTop);
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/* If height changed, update element */
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if (height != this.height_)
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this.el_.style.height = (this.height_ = height) + 'px';
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/* Sidebar should be locked, as we're below parent offset */
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if (offset < container.parentNode.offsetTop) {
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if (!this.locked_) {
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this.el_.classList.add('md-js__sidebar--locked');
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this.locked_ = true;
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}
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/* Sidebar should be unlocked, if locked */
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} else if (this.locked_) {
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this.el_.classList.remove('md-js__sidebar--locked');
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this.locked_ = false;
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}
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};
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/**
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* Reset state and height of sidebar
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*/
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reset() {
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this.el_.classList.remove('md-js__sidebar--locked');
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this.el_.style.height_ = '';
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/* Reset parameters */
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this.height_ = 0;
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this.locked_ = false;
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};
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/**
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* Register listener for all relevant events
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*/
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listen() {
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['scroll', 'resize', 'orientationchange'].forEach((name) => {
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window.addEventListener(name, this.handler_, false);
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});
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/* Initial update */
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this.update();
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};
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/**
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* Unregister listener for all relevant events
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*/
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unlisten() {
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['scroll', 'resize', 'orientationchange'].forEach((name) => {
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window.removeEventListener(name, this.handler_, false);
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});
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/* Perform reset */
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this.reset();
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};
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}
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/* ----------------------------------------------------------------------------
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* Exports
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* ------------------------------------------------------------------------- */
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export default Sidebar;
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