Vadim Makeev
commit
42c215bb82
620
shower.js
620
shower.js
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@ -17,8 +17,8 @@ window.shower = (function(window, document, undefined) {
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* Get value at named data store for the DOM element.
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* @private
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* @param {domElem} element
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* @param {string} name
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* @returns {string}
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* @param {String} name
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* @returns {String}
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*/
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shower._getData = function(element, name) {
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return element.dataset ? element.dataset[name] : element.getAttribute('data-' + name);
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@ -55,7 +55,7 @@ window.shower = (function(window, document, undefined) {
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/**
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* Set CSS transform with prefixes to body
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* @private
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* @returns {true}
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* @returns {Boolean}
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*/
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shower._applyTransform = function(transform) {
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body.style.WebkitTransform = transform;
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@ -67,127 +67,11 @@ window.shower = (function(window, document, undefined) {
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return true;
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};
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/**
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* Show next slide. If slide is last returns false, otherwise return slide
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* number which been shown.
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* @returns {number|false}
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*/
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shower.next = function () {
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var currentSlideNumber = shower.getCurrentSlideNumber(),
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ret;
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// Only go to next slide if current slide have no inner
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// navigation or inner navigation is fully shown
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// NOTE: But first of all check if there is no current slide
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if (
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-1 === currentSlideNumber ||
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!slideList[currentSlideNumber].hasInnerNavigation ||
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-1 === shower.increaseInnerNavigation(currentSlideNumber)
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) {
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shower.go(currentSlideNumber + 1);
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// slides starts from 0
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ret = currentSlideNumber + 2;
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} else {
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ret = false;
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}
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return ret;
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};
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/**
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* Show previous slide. If slide is first returns false, otherwise return slide
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* number which been shown.
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* @returns {number|false}
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*/
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shower.previous = function () {
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var currentSlideNumber = shower.getCurrentSlideNumber(),
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ret;
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// slides starts from 0
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if (currentSlideNumber > 0) {
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ret = currentSlideNumber;
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shower.go(currentSlideNumber - 1);
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} else {
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ret = false;
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}
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return ret;
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};
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/**
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* Show first slide.
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* @returns {number}
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*/
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shower.first = function() {
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return shower.go(0);
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};
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/**
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* Show last slide.
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* @returns {number}
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*/
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shower.last = function() {
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return shower.go(slideList.length - 1);
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};
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/**
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* Switch to slide view.
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* @returns {number}
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*/
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shower.enterSlideMode = function() {
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// check if it's already in slide mode...
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if (body.classList.contains('full')) { return; }
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body.classList.remove('list');
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body.classList.add('full');
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if (window.console && window.console.clear) { console.clear(); }
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shower.showPresenterNotes(shower.getCurrentSlideNumber());
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return shower._applyTransform(shower._getTransform());
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};
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/**
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* Switch to list view.
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* @returns {number}
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*/
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shower.enterListMode = function() {
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// check if it's already in list mode...
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if (body.classList.contains('list')) { return; }
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body.classList.remove('full');
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body.classList.add('list');
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return shower._applyTransform('none');
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};
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// @TODO: add method shower.toggleMode()
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/**
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* Get current slide number. Starts from zero. Warning: when in url you have
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* slide number 1 this method will return 0.
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* If something wrong return -1.
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* @returns {number}
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*/
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shower.getCurrentSlideNumber = function() {
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var i = slideList.length - 1,
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currentSlideId = url.hash.substr(1);
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// As fast as you can ;-)
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// http://jsperf.com/for-vs-foreach/46
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for (; i >= 0; --i) {
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if (currentSlideId === slideList[i].id) {
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return i;
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}
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}
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return -1;
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};
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/**
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* Check if arg is number.
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* @private
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* @param {number|whatelse} arg Any type
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* @returns {boolean}
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* @param {Number|whatelse} arg Any type
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* @returns {Boolean}
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*/
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shower._isNumber = function(arg) {
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if ( ! ( ! isNaN(parseFloat(arg)) && isFinite(arg))) {
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@ -197,56 +81,15 @@ window.shower = (function(window, document, undefined) {
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return true;
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};
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/**
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* Scroll to slide.
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* @param {number} slideNumber slide number (sic!)
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* @returns {undefined|boolean}
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*/
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shower.scrollToSlide = function(slideNumber) {
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var currentSlide,
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ret;
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if( ! shower._isNumber(slideNumber)) {
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throw new Error('Gimme slide number as number, baby!');
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}
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if( ! shower.isListMode()) {
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throw new Error('You can\'t to scroll cause you in slide mode. Please, switch to list mode.');
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}
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// @TODO: WTF?
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if (-1 === slideNumber) {
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return;
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}
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if (slideList[slideNumber]) {
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currentSlide = document.getElementById(slideList[slideNumber].id);
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window.scrollTo(0, currentSlide.offsetTop);
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ret = true;
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} else {
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throw new Error('There is no slide with number ' + slideNumber);
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}
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return ret;
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};
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/**
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* Chech if it's list mode.
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* @returns {boolean}
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*/
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shower.isListMode = function() {
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return isHistoryApiSupported ? ! /^full.*/.test(url.search.substr(1)) : body.classList.contains('list');
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};
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/**
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* Normalize slide number.
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* @private
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* @param {number} slideNumber slide number (sic!)
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* @returns {number}
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* @param {Number} slideNumber slide number (sic!)
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* @returns {Number}
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*/
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shower._normalizeSlideNumber = function(slideNumber) {
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if ( ! shower._isNumber(slideNumber)) {
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throw new Error('Gimme slide number as number, baby!');
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throw new Error('Gimme slide number as Number, baby!');
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}
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if (slideNumber < 0) {
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@ -260,126 +103,11 @@ window.shower = (function(window, document, undefined) {
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return slideNumber;
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};
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/**
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* Update progress bar.
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* @param {number} slideNumber slide number (sic!)
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* @returns {boolean}
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*/
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shower.updateProgress = function(slideNumber) {
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// if progress bar doesn't exist
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if (null === progress) {
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return false;
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}
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if( ! shower._isNumber(slideNumber)) {
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throw new Error('Gimme slide number as number, baby!');
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}
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progress.style.width = (100 / (slideList.length - 1) * shower._normalizeSlideNumber(slideNumber)).toFixed(2) + '%';
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return true;
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};
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/**
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* Update current and passed slides.
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* @param {number} slideNumber slide number (sic!)
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* @returns {boolean}
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*/
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shower.updateCurrentAndPassedSlides = function(slideNumber) {
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var i,
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slide,
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l = slideList.length;
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slideNumber = shower._normalizeSlideNumber(slideNumber);
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if( ! shower._isNumber(slideNumber)) {
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throw new Error('Gimme slide number as number, baby!');
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}
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for (i = 0; i < l; ++i) {
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slide = document.getElementById(slideList[i].id);
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if (i < slideNumber) {
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slide.classList.remove('current');
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slide.classList.add('passed');
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} else if (i > slideNumber) {
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slide.classList.remove('passed');
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slide.classList.remove('current');
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} else {
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slide.classList.remove('passed');
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slide.classList.add('current');
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}
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}
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return true;
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};
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/**
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* Show presenter notes in console.
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* @param {number} slideNumber slide number (sic!). Attention: starts from zero.
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*/
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shower.showPresenterNotes = function(slideNumber) {
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if (window.console) {
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slideNumber = shower._normalizeSlideNumber(slideNumber);
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var slideId = slideList[slideNumber].id;
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var nextSlideId = slideList[slideNumber + 1] ? slideList[slideNumber + 1].id : null;
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var notes = document.getElementById(slideId).querySelector('footer');
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if (notes) {
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console.info(notes.innerHTML.replace(/\n\s+/g,'\n'));
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}
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if (nextSlideId) {
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var next = document.getElementById(nextSlideId).querySelector('h2');
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if (next) {
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next = next.innerHTML.replace(/^\s+|<[^>]+>/g,'');
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console.info('NEXT: ' + next);
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}
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}
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}
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};
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/**
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* Get slide hash.
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* @param {number} slideNumber slide number (sic!). Attention: starts from zero.
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* @returns {boolean}
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*/
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shower.getSlideHash = function(slideNumber) {
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if( ! shower._isNumber(slideNumber)) {
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throw new Error('Gimme slide number as number, baby!');
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}
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slideNumber = shower._normalizeSlideNumber(slideNumber);
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return '#' + slideList[slideNumber].id;
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};
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/**
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* Go to slide number...
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* @param {number} slideNumber slide number (sic!). Attention: starts from zero.
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* @returns {number}
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*/
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shower.go = function(slideNumber) {
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if( ! shower._isNumber(slideNumber)) {
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throw new Error('Gimme slide number as number, baby!');
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}
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url.hash = shower.getSlideHash(slideNumber);
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if ( ! shower.isListMode()) {
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shower.updateProgress(slideNumber);
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shower.updateCurrentAndPassedSlides(slideNumber);
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shower.showPresenterNotes(slideNumber);
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}
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return slideNumber;
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};
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/**
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* Get containing slide id.
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* @private
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* @param {domElem} el
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* @returns {string}
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* @returns {String}
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*/
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shower._getContainingSlideId = function(el) {
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while ('BODY' !== el.nodeName && 'HTML' !== el.nodeName) {
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@ -398,7 +126,7 @@ window.shower = (function(window, document, undefined) {
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* @TODO: Renaming needed? Or just some handlers rewriting?
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* @private
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* @param {domElem} e
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* @returns {undefined}
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* @returns {Undefined}
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*/
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shower._dispatchSingleSlideMode = function(e) {
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// Process links
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@ -431,13 +159,327 @@ window.shower = (function(window, document, undefined) {
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};
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/**
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* Run slide show in presented.
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* @param {number} slideNumber
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* @returns {undefined}
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* Show next slide. If slide is last returns false, otherwise return slide
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* number which been shown.
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* @param {Function} callback runs only if shower.next() complete successfully
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* @returns {Number|Boolean}
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*/
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shower.next = function(callback) {
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var currentSlideNumber = shower.getCurrentSlideNumber(),
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ret;
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// Only go to next slide if current slide have no inner
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// navigation or inner navigation is fully shown
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// NOTE: But first of all check if there is no current slide
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if (
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-1 === currentSlideNumber ||
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!slideList[currentSlideNumber].hasInnerNavigation ||
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-1 === shower.increaseInnerNavigation(currentSlideNumber)
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) {
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shower.go(currentSlideNumber + 1);
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// slides starts from 0
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ret = currentSlideNumber + 2;
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if (typeof(callback) === "function") {
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callback();
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}
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} else {
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ret = false;
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}
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return ret;
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};
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/**
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* Show previous slide. If slide is first returns false, otherwise return slide
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* number which been shown.
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* @param {Function} callback runs only if shower.previous() complete successfully
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* @returns {Number|Boolean}
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*/
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shower.previous = function(callback) {
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var currentSlideNumber = shower.getCurrentSlideNumber(),
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ret;
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// slides starts from 0
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if (currentSlideNumber > 0) {
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ret = currentSlideNumber;
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shower.go(currentSlideNumber - 1);
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if (typeof(callback) === "function") {
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callback();
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}
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} else {
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ret = false;
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}
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return ret;
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};
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/**
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* Show first slide.
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* @param {Function} callback
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* @returns {Number}
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*/
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shower.first = function(callback) {
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if (typeof(callback) === "function") {
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callback();
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}
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return shower.go(0);
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};
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/**
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* Show last slide.
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* @param {Function} callback
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* @returns {Number}
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*/
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shower.last = function(callback) {
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if (typeof(callback) === "function") {
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callback();
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}
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return shower.go(slideList.length - 1);
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};
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/**
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* Switch to slide view.
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* @param {Function} callback runs only if shower.enterSlideMode() complete successfully
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* @returns {Number|Boolean}
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*/
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shower.enterSlideMode = function(callback) {
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// check if it's already in slide mode...
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if (body.classList.contains('full')) {
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return false;
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}
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body.classList.remove('list');
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body.classList.add('full');
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if (window.console && window.console.clear) {
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console.clear();
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}
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shower.showPresenterNotes(shower.getCurrentSlideNumber());
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if (typeof(callback) === "function") {
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callback();
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}
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return shower._applyTransform(shower._getTransform());
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};
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/**
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* Switch to list view.
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* @param {Function} callback runs only if shower.enterListMode() complete successfully
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* @returns {Number}
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*/
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shower.enterListMode = function(callback) {
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// check if it's already in list mode...
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if (body.classList.contains('list')) {
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return false;
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}
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body.classList.remove('full');
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body.classList.add('list');
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if (typeof(callback) === "function") {
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callback();
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}
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return shower._applyTransform('none');
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};
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// @TODO: add method shower.toggleMode()
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|
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/**
|
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* Get current slide number. Starts from zero. Warning: when in url you have
|
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* slide number 1 this method will return 0.
|
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* If something wrong return -1.
|
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* @returns {Number}
|
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*/
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shower.getCurrentSlideNumber = function() {
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var i = slideList.length - 1,
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currentSlideId = url.hash.substr(1);
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|
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// As fast as you can ;-)
|
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// http://jsperf.com/for-vs-foreach/46
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for (; i >= 0; --i) {
|
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if (currentSlideId === slideList[i].id) {
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return i;
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}
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}
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return -1;
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};
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/**
|
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* Scroll to slide.
|
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* @param {Number} slideNumber slide number (sic!)
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* @returns {Undefined|Boolean}
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*/
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shower.scrollToSlide = function(slideNumber) {
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var currentSlide,
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ret;
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if ( ! shower._isNumber(slideNumber)) {
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throw new Error('Gimme slide number as Number, baby!');
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}
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|
||||
if ( ! shower.isListMode()) {
|
||||
throw new Error('You can\'t scroll to because you in slide mode. Please, switch to list mode.');
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}
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|
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// @TODO: WTF?
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if (-1 === slideNumber) {
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return;
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||||
}
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|
||||
if (slideList[slideNumber]) {
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||||
currentSlide = document.getElementById(slideList[slideNumber].id);
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||||
window.scrollTo(0, currentSlide.offsetTop);
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ret = true;
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||||
} else {
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||||
throw new Error('There is no slide with number ' + slideNumber);
|
||||
}
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||||
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return ret;
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||||
};
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/**
|
||||
* Chech if it's list mode.
|
||||
* @returns {Boolean}
|
||||
*/
|
||||
shower.isListMode = function() {
|
||||
return isHistoryApiSupported ? ! /^full.*/.test(url.search.substr(1)) : body.classList.contains('list');
|
||||
};
|
||||
|
||||
/**
|
||||
* Update progress bar.
|
||||
* @param {Number} slideNumber slide number (sic!)
|
||||
* @returns {Boolean}
|
||||
*/
|
||||
shower.updateProgress = function(slideNumber) {
|
||||
// if progress bar doesn't exist
|
||||
if (null === progress) {
|
||||
return false;
|
||||
}
|
||||
|
||||
if ( ! shower._isNumber(slideNumber)) {
|
||||
throw new Error('Gimme slide number as Number, baby!');
|
||||
}
|
||||
|
||||
progress.style.width = (100 / (slideList.length - 1) * shower._normalizeSlideNumber(slideNumber)).toFixed(2) + '%';
|
||||
|
||||
return true;
|
||||
};
|
||||
|
||||
/**
|
||||
* Update current and passed slides.
|
||||
* @param {Number} slideNumber slide number (sic!)
|
||||
* @returns {Boolean}
|
||||
*/
|
||||
shower.updateCurrentAndPassedSlides = function(slideNumber) {
|
||||
var i,
|
||||
slide,
|
||||
l = slideList.length;
|
||||
|
||||
slideNumber = shower._normalizeSlideNumber(slideNumber);
|
||||
|
||||
if ( ! shower._isNumber(slideNumber)) {
|
||||
throw new Error('Gimme slide number as Number, baby!');
|
||||
}
|
||||
|
||||
for (i = 0; i < l; ++i) {
|
||||
slide = document.getElementById(slideList[i].id);
|
||||
|
||||
if (i < slideNumber) {
|
||||
slide.classList.remove('current');
|
||||
slide.classList.add('passed');
|
||||
} else if (i > slideNumber) {
|
||||
slide.classList.remove('passed');
|
||||
slide.classList.remove('current');
|
||||
} else {
|
||||
slide.classList.remove('passed');
|
||||
slide.classList.add('current');
|
||||
}
|
||||
}
|
||||
|
||||
return true;
|
||||
};
|
||||
|
||||
/**
|
||||
* Show presenter notes in console.
|
||||
* @param {Number} slideNumber slide number (sic!). Attention: starts from zero.
|
||||
*/
|
||||
shower.showPresenterNotes = function(slideNumber) {
|
||||
if (window.console) {
|
||||
slideNumber = shower._normalizeSlideNumber(slideNumber);
|
||||
|
||||
var slideId = slideList[slideNumber].id;
|
||||
var nextSlideId = slideList[slideNumber + 1] ? slideList[slideNumber + 1].id : null;
|
||||
|
||||
var notes = document.getElementById(slideId).querySelector('footer');
|
||||
if (notes) {
|
||||
console.info(notes.innerHTML.replace(/\n\s+/g,'\n'));
|
||||
}
|
||||
if (nextSlideId) {
|
||||
var next = document.getElementById(nextSlideId).querySelector('h2');
|
||||
if (next) {
|
||||
next = next.innerHTML.replace(/^\s+|<[^>]+>/g,'');
|
||||
console.info('NEXT: ' + next);
|
||||
}
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
/**
|
||||
* Get slide hash.
|
||||
* @param {Number} slideNumber slide number (sic!). Attention: starts from zero.
|
||||
* @returns {Boolean}
|
||||
*/
|
||||
shower.getSlideHash = function(slideNumber) {
|
||||
if ( ! shower._isNumber(slideNumber)) {
|
||||
throw new Error('Gimme slide number as Number, baby!');
|
||||
}
|
||||
|
||||
slideNumber = shower._normalizeSlideNumber(slideNumber);
|
||||
|
||||
return '#' + slideList[slideNumber].id;
|
||||
};
|
||||
|
||||
/**
|
||||
* Go to slide number...
|
||||
* @param {Number} slideNumber slide number (sic!). Attention: starts from zero.
|
||||
* @param {Function} callback runs only if you not in List mode
|
||||
* @returns {Number}
|
||||
*/
|
||||
shower.go = function(slideNumber, callback) {
|
||||
if ( ! shower._isNumber(slideNumber)) {
|
||||
throw new Error('Gimme slide number as Number, baby!');
|
||||
}
|
||||
|
||||
url.hash = shower.getSlideHash(slideNumber);
|
||||
|
||||
if ( ! shower.isListMode()) {
|
||||
shower.updateProgress(slideNumber);
|
||||
shower.updateCurrentAndPassedSlides(slideNumber);
|
||||
shower.showPresenterNotes(slideNumber);
|
||||
|
||||
if (typeof(callback) === "function") {
|
||||
callback();
|
||||
}
|
||||
}
|
||||
|
||||
return slideNumber;
|
||||
};
|
||||
|
||||
/**
|
||||
* Run slide show if presented.
|
||||
* @param {Number} slideNumber
|
||||
* @returns {Undefined}
|
||||
*/
|
||||
shower.runSlideshowIfPresented = function(slideNumber) {
|
||||
if ( ! shower._isNumber(slideNumber)) {
|
||||
throw new Error('Gimme slide number as number, baby!');
|
||||
throw new Error('Gimme slide number as Number, baby!');
|
||||
}
|
||||
|
||||
slideNumber = shower._normalizeSlideNumber(slideNumber);
|
||||
|
|
@ -460,8 +502,8 @@ window.shower = (function(window, document, undefined) {
|
|||
|
||||
/**
|
||||
* Increases inner navigation by adding 'active' class to next inactive inner navigation item
|
||||
* @param {number} slideNumber
|
||||
* @returns {number}
|
||||
* @param {Number} slideNumber
|
||||
* @returns {Number}
|
||||
*/
|
||||
shower.increaseInnerNavigation = function(slideNumber) {
|
||||
var nextNodes,
|
||||
|
|
@ -469,7 +511,7 @@ window.shower = (function(window, document, undefined) {
|
|||
ret = -1;
|
||||
|
||||
if ( ! shower._isNumber(slideNumber)) {
|
||||
throw new Error('Gimme slide number as number, baby!');
|
||||
throw new Error('Gimme slide number as Number, baby!');
|
||||
}
|
||||
|
||||
// If inner navigation in this slide...
|
||||
|
|
|
|||
Loading…
Reference in New Issue