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comments & typo correction

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This commit is contained in:
Hakim El Hattab 2011-12-21 20:22:49 -08:00
parent 11ee006f9d
commit 833e298617
1 changed files with 31 additions and 11 deletions
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42
js/reveal.js
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@ -18,9 +18,11 @@
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
/**
*
*
* #############################################################################
*
*
* Reveal.js is an easy to use HTML based slideshow enhanced by
* sexy CSS 3D transforms.
*
@ -62,31 +64,39 @@
* - Presentation overview via keyboard shortcut
*
* @author Hakim El Hattab | http://hakim.se
* @version 1.0
* @version 1.1
*/
var Reveal = (function(){
var HORIZONTAL_SLIDES_SELECTOR = '#main>section',
VERTICAL_SLIDES_SELECTOR = 'section.present>section',
// The horizontal and verical index of the currently active slide
indexh = 0,
indexv = 0,
// Configurations options, including;
// > {Boolean} controls
// > {String} theme
// > {Boolean} rollingLinks
config = {},
// Cached references to DOM elements
dom = {};
/**
* Activates the main program logic.
* Starts up the slideshow by applying configuration
* options and binding various events.
*/
function initialize( options ) {
// Gather references to DOM elements
// Cache references to DOM elements
dom.controls = document.querySelector( '.controls' );
dom.controlsLeft = document.querySelector( '.controls .left' );
dom.controlsRight = document.querySelector( '.controls .right' );
dom.controlsUp = document.querySelector( '.controls .up' );
dom.controlsDown = document.querySelector( '.controls .down' );
// Add event listeners
// Bind all view events
document.addEventListener('keydown', onDocumentKeyDown, false);
document.addEventListener('touchstart', onDocumentTouchStart, false);
window.addEventListener('hashchange', onWindowHashChange, false);
@ -95,7 +105,7 @@ var Reveal = (function(){
dom.controlsUp.addEventListener('click', preventAndForward( navigateUp ), false);
dom.controlsDown.addEventListener('click', preventAndForward( navigateDown ), false);
// Default options
// Fall back on default options
config.rollingLinks = options.rollingLinks === undefined ? true : options.rollingLinks;
config.controls = options.controls === undefined ? false : options.controls;
config.theme = options.theme === undefined ? 'default' : options.theme;
@ -120,6 +130,9 @@ var Reveal = (function(){
/**
* Prevents an events defaults behavior calls the
* specified delegate.
*
* @param {Function} delegate The method to call
* after the wrapper has been executed
*/
function preventAndForward( delegate ) {
return function( event ) {
@ -135,6 +148,9 @@ var Reveal = (function(){
*/
function onDocumentKeyDown( event ) {
// FFT: Use document.querySelector( ':focus' ) === null
// instead of checking contentEditable?
if( event.keyCode >= 37 && event.keyCode <= 40 && event.target.contentEditable === 'inherit' ) {
switch( event.keyCode ) {
@ -339,7 +355,7 @@ var Reveal = (function(){
/**
* Updates the page URL (hash) to reflect the current
* navigational state.
* state.
*/
function writeURL() {
var url = '/';
@ -353,12 +369,13 @@ var Reveal = (function(){
}
/**
* Navigate to the nexy slide fragment.
* Navigate to the next slide fragment.
*
* @return {Boolean} true if there was a next fragment,
* false otherwise
*/
function nextFragment() {
function nextFragment() {
// Vertical slides:
if( document.querySelector( VERTICAL_SLIDES_SELECTOR + '.present' ) ) {
var verticalFragments = document.querySelectorAll( VERTICAL_SLIDES_SELECTOR + '.present .fragment:not(.visible)' );
if( verticalFragments.length ) {
@ -366,6 +383,7 @@ var Reveal = (function(){
return true;
}
}
// Horizontal slides:
else {
var horizontalFragments = document.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR + '.present .fragment:not(.visible)' );
if( horizontalFragments.length ) {
@ -384,6 +402,7 @@ var Reveal = (function(){
* false otherwise
*/
function previousFragment() {
// Vertical slides:
if( document.querySelector( VERTICAL_SLIDES_SELECTOR + '.present' ) ) {
var verticalFragments = document.querySelectorAll( VERTICAL_SLIDES_SELECTOR + '.present .fragment.visible' );
if( verticalFragments.length ) {
@ -391,6 +410,7 @@ var Reveal = (function(){
return true;
}
}
// Horizontal slides:
else {
var horizontalFragments = document.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR + '.present .fragment.visible' );
if( horizontalFragments.length ) {