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Merge pull request #106 from miripiruni/master 

Fix for #77
This commit is contained in:
Vadim Makeev 2013-01-18 05:10:19 -08:00
parent 0f449f8d33 031f4b4fda
commit 42c215bb82
1 changed files with 341 additions and 299 deletions
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620
shower.js
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@ -17,8 +17,8 @@ window.shower = (function(window, document, undefined) {
* Get value at named data store for the DOM element. * Get value at named data store for the DOM element.
* @private * @private
* @param {domElem} element * @param {domElem} element
* @param {string} name * @param {String} name
* @returns {string} * @returns {String}
*/ */
shower._getData = function(element, name) { shower._getData = function(element, name) {
return element.dataset ? element.dataset[name] : element.getAttribute('data-' + name); return element.dataset ? element.dataset[name] : element.getAttribute('data-' + name);
@ -55,7 +55,7 @@ window.shower = (function(window, document, undefined) {
/** /**
* Set CSS transform with prefixes to body * Set CSS transform with prefixes to body
* @private * @private
* @returns {true} * @returns {Boolean}
*/ */
shower._applyTransform = function(transform) { shower._applyTransform = function(transform) {
body.style.WebkitTransform = transform; body.style.WebkitTransform = transform;
@ -67,127 +67,11 @@ window.shower = (function(window, document, undefined) {
return true; return true;
}; };
/**
* Show next slide. If slide is last returns false, otherwise return slide
* number which been shown.
* @returns {number|false}
*/
shower.next = function () {
var currentSlideNumber = shower.getCurrentSlideNumber(),
ret;
// Only go to next slide if current slide have no inner
// navigation or inner navigation is fully shown
// NOTE: But first of all check if there is no current slide
if (
-1 === currentSlideNumber ||
!slideList[currentSlideNumber].hasInnerNavigation ||
-1 === shower.increaseInnerNavigation(currentSlideNumber)
) {
shower.go(currentSlideNumber + 1);
// slides starts from 0
ret = currentSlideNumber + 2;
} else {
ret = false;
}
return ret;
};
/**
* Show previous slide. If slide is first returns false, otherwise return slide
* number which been shown.
* @returns {number|false}
*/
shower.previous = function () {
var currentSlideNumber = shower.getCurrentSlideNumber(),
ret;
// slides starts from 0
if (currentSlideNumber > 0) {
ret = currentSlideNumber;
shower.go(currentSlideNumber - 1);
} else {
ret = false;
}
return ret;
};
/**
* Show first slide.
* @returns {number}
*/
shower.first = function() {
return shower.go(0);
};
/**
* Show last slide.
* @returns {number}
*/
shower.last = function() {
return shower.go(slideList.length - 1);
};
/**
* Switch to slide view.
* @returns {number}
*/
shower.enterSlideMode = function() {
// check if it's already in slide mode...
if (body.classList.contains('full')) { return; }
body.classList.remove('list');
body.classList.add('full');
if (window.console && window.console.clear) { console.clear(); }
shower.showPresenterNotes(shower.getCurrentSlideNumber());
return shower._applyTransform(shower._getTransform());
};
/**
* Switch to list view.
* @returns {number}
*/
shower.enterListMode = function() {
// check if it's already in list mode...
if (body.classList.contains('list')) { return; }
body.classList.remove('full');
body.classList.add('list');
return shower._applyTransform('none');
};
// @TODO: add method shower.toggleMode()
/**
* Get current slide number. Starts from zero. Warning: when in url you have
* slide number 1 this method will return 0.
* If something wrong return -1.
* @returns {number}
*/
shower.getCurrentSlideNumber = function() {
var i = slideList.length - 1,
currentSlideId = url.hash.substr(1);
// As fast as you can ;-)
// http://jsperf.com/for-vs-foreach/46
for (; i >= 0; --i) {
if (currentSlideId === slideList[i].id) {
return i;
}
}
return -1;
};
/** /**
* Check if arg is number. * Check if arg is number.
* @private * @private
* @param {number|whatelse} arg Any type * @param {Number|whatelse} arg Any type
* @returns {boolean} * @returns {Boolean}
*/ */
shower._isNumber = function(arg) { shower._isNumber = function(arg) {
if ( ! ( ! isNaN(parseFloat(arg)) && isFinite(arg))) { if ( ! ( ! isNaN(parseFloat(arg)) && isFinite(arg))) {
@ -197,56 +81,15 @@ window.shower = (function(window, document, undefined) {
return true; return true;
}; };
/**
* Scroll to slide.
* @param {number} slideNumber slide number (sic!)
* @returns {undefined|boolean}
*/
shower.scrollToSlide = function(slideNumber) {
var currentSlide,
ret;
if( ! shower._isNumber(slideNumber)) {
throw new Error('Gimme slide number as number, baby!');
}
if( ! shower.isListMode()) {
throw new Error('You can\'t to scroll cause you in slide mode. Please, switch to list mode.');
}
// @TODO: WTF?
if (-1 === slideNumber) {
return;
}
if (slideList[slideNumber]) {
currentSlide = document.getElementById(slideList[slideNumber].id);
window.scrollTo(0, currentSlide.offsetTop);
ret = true;
} else {
throw new Error('There is no slide with number ' + slideNumber);
}
return ret;
};
/**
* Chech if it's list mode.
* @returns {boolean}
*/
shower.isListMode = function() {
return isHistoryApiSupported ? ! /^full.*/.test(url.search.substr(1)) : body.classList.contains('list');
};
/** /**
* Normalize slide number. * Normalize slide number.
* @private * @private
* @param {number} slideNumber slide number (sic!) * @param {Number} slideNumber slide number (sic!)
* @returns {number} * @returns {Number}
*/ */
shower._normalizeSlideNumber = function(slideNumber) { shower._normalizeSlideNumber = function(slideNumber) {
if ( ! shower._isNumber(slideNumber)) { if ( ! shower._isNumber(slideNumber)) {
throw new Error('Gimme slide number as number, baby!'); throw new Error('Gimme slide number as Number, baby!');
} }
if (slideNumber < 0) { if (slideNumber < 0) {
@ -260,126 +103,11 @@ window.shower = (function(window, document, undefined) {
return slideNumber; return slideNumber;
}; };
/**
* 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.
* @returns {number}
*/
shower.go = function(slideNumber) {
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);
}
return slideNumber;
};
/** /**
* Get containing slide id. * Get containing slide id.
* @private * @private
* @param {domElem} el * @param {domElem} el
* @returns {string} * @returns {String}
*/ */
shower._getContainingSlideId = function(el) { shower._getContainingSlideId = function(el) {
while ('BODY' !== el.nodeName && 'HTML' !== el.nodeName) { while ('BODY' !== el.nodeName && 'HTML' !== el.nodeName) {
@ -398,7 +126,7 @@ window.shower = (function(window, document, undefined) {
* @TODO: Renaming needed? Or just some handlers rewriting? * @TODO: Renaming needed? Or just some handlers rewriting?
* @private * @private
* @param {domElem} e * @param {domElem} e
* @returns {undefined} * @returns {Undefined}
*/ */
shower._dispatchSingleSlideMode = function(e) { shower._dispatchSingleSlideMode = function(e) {
// Process links // Process links
@ -431,13 +159,327 @@ window.shower = (function(window, document, undefined) {
}; };
/** /**
* Run slide show in presented. * Show next slide. If slide is last returns false, otherwise return slide
* @param {number} slideNumber * number which been shown.
* @returns {undefined} * @param {Function} callback runs only if shower.next() complete successfully
* @returns {Number|Boolean}
*/
shower.next = function(callback) {
var currentSlideNumber = shower.getCurrentSlideNumber(),
ret;
// Only go to next slide if current slide have no inner
// navigation or inner navigation is fully shown
// NOTE: But first of all check if there is no current slide
if (
-1 === currentSlideNumber ||
!slideList[currentSlideNumber].hasInnerNavigation ||
-1 === shower.increaseInnerNavigation(currentSlideNumber)
) {
shower.go(currentSlideNumber + 1);
// slides starts from 0
ret = currentSlideNumber + 2;
if (typeof(callback) === "function") {
callback();
}
} else {
ret = false;
}
return ret;
};
/**
* Show previous slide. If slide is first returns false, otherwise return slide
* number which been shown.
* @param {Function} callback runs only if shower.previous() complete successfully
* @returns {Number|Boolean}
*/
shower.previous = function(callback) {
var currentSlideNumber = shower.getCurrentSlideNumber(),
ret;
// slides starts from 0
if (currentSlideNumber > 0) {
ret = currentSlideNumber;
shower.go(currentSlideNumber - 1);
if (typeof(callback) === "function") {
callback();
}
} else {
ret = false;
}
return ret;
};
/**
* Show first slide.
* @param {Function} callback
* @returns {Number}
*/
shower.first = function(callback) {
if (typeof(callback) === "function") {
callback();
}
return shower.go(0);
};
/**
* Show last slide.
* @param {Function} callback
* @returns {Number}
*/
shower.last = function(callback) {
if (typeof(callback) === "function") {
callback();
}
return shower.go(slideList.length - 1);
};
/**
* Switch to slide view.
* @param {Function} callback runs only if shower.enterSlideMode() complete successfully
* @returns {Number|Boolean}
*/
shower.enterSlideMode = function(callback) {
// check if it's already in slide mode...
if (body.classList.contains('full')) {
return false;
}
body.classList.remove('list');
body.classList.add('full');
if (window.console && window.console.clear) {
console.clear();
}
shower.showPresenterNotes(shower.getCurrentSlideNumber());
if (typeof(callback) === "function") {
callback();
}
return shower._applyTransform(shower._getTransform());
};
/**
* Switch to list view.
* @param {Function} callback runs only if shower.enterListMode() complete successfully
* @returns {Number}
*/
shower.enterListMode = function(callback) {
// check if it's already in list mode...
if (body.classList.contains('list')) {
return false;
}
body.classList.remove('full');
body.classList.add('list');
if (typeof(callback) === "function") {
callback();
}
return shower._applyTransform('none');
};
// @TODO: add method shower.toggleMode()
/**
* Get current slide number. Starts from zero. Warning: when in url you have
* slide number 1 this method will return 0.
* If something wrong return -1.
* @returns {Number}
*/
shower.getCurrentSlideNumber = function() {
var i = slideList.length - 1,
currentSlideId = url.hash.substr(1);
// As fast as you can ;-)
// http://jsperf.com/for-vs-foreach/46
for (; i >= 0; --i) {
if (currentSlideId === slideList[i].id) {
return i;
}
}
return -1;
};
/**
* Scroll to slide.
* @param {Number} slideNumber slide number (sic!)
* @returns {Undefined|Boolean}
*/
shower.scrollToSlide = function(slideNumber) {
var currentSlide,
ret;
if ( ! shower._isNumber(slideNumber)) {
throw new Error('Gimme slide number as Number, baby!');
}
if ( ! shower.isListMode()) {
throw new Error('You can\'t scroll to because you in slide mode. Please, switch to list mode.');
}
// @TODO: WTF?
if (-1 === slideNumber) {
return;
}
if (slideList[slideNumber]) {
currentSlide = document.getElementById(slideList[slideNumber].id);
window.scrollTo(0, currentSlide.offsetTop);
ret = true;
} else {
throw new Error('There is no slide with number ' + slideNumber);
}
return ret;
};
/**
* 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) { shower.runSlideshowIfPresented = function(slideNumber) {
if ( ! shower._isNumber(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); 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 * Increases inner navigation by adding 'active' class to next inactive inner navigation item
* @param {number} slideNumber * @param {Number} slideNumber
* @returns {number} * @returns {Number}
*/ */
shower.increaseInnerNavigation = function(slideNumber) { shower.increaseInnerNavigation = function(slideNumber) {
var nextNodes, var nextNodes,
@ -469,7 +511,7 @@ window.shower = (function(window, document, undefined) {
ret = -1; ret = -1;
if ( ! shower._isNumber(slideNumber)) { 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... // If inner navigation in this slide...