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add api methods for check if overview is active or presentation is paused

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This commit is contained in:
Hakim El Hattab
2013-02-09 19:11:54 -05:00
parent 2962325fd1
commit 24c493fb83
2 changed files with 18 additions and 14 deletions
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28
js/reveal.js
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@@ -822,7 +822,7 @@ var Reveal = (function(){
override ? activateOverview() : deactivateOverview(); override ? activateOverview() : deactivateOverview();
} }
else { else {
isOverviewActive() ? deactivateOverview() : activateOverview(); isOverview() ? deactivateOverview() : activateOverview();
} }
} }
@@ -833,7 +833,7 @@ var Reveal = (function(){
* @return {Boolean} true if the overview is active, * @return {Boolean} true if the overview is active,
* false otherwise * false otherwise
*/ */
function isOverviewActive() { function isOverview() {
return dom.wrapper.classList.contains( 'overview' ); return dom.wrapper.classList.contains( 'overview' );
@@ -973,7 +973,7 @@ var Reveal = (function(){
} }
// If the overview is active, re-activate it to update positions // If the overview is active, re-activate it to update positions
if( isOverviewActive() ) { if( isOverview() ) {
activateOverview(); activateOverview();
} }
@@ -1084,7 +1084,7 @@ var Reveal = (function(){
// Optimization; hide all slides that are three or more steps // Optimization; hide all slides that are three or more steps
// away from the present slide // away from the present slide
if( isOverviewActive() === false ) { if( isOverview() === false ) {
// The distance loops so that it measures 1 between the first // The distance loops so that it measures 1 between the first
// and last slides // and last slides
var distance = Math.abs( ( index - i ) % ( slidesLength - 3 ) ) || 0; var distance = Math.abs( ( index - i ) % ( slidesLength - 3 ) ) || 0;
@@ -1431,7 +1431,7 @@ var Reveal = (function(){
clearTimeout( autoSlideTimeout ); clearTimeout( autoSlideTimeout );
// Cue the next auto-slide if enabled // Cue the next auto-slide if enabled
if( autoSlide && !isPaused() && !isOverviewActive() ) { if( autoSlide && !isPaused() && !isOverview() ) {
autoSlideTimeout = setTimeout( navigateNext, autoSlide ); autoSlideTimeout = setTimeout( navigateNext, autoSlide );
} }
@@ -1449,7 +1449,7 @@ var Reveal = (function(){
function navigateLeft() { function navigateLeft() {
// Prioritize hiding fragments // Prioritize hiding fragments
if( availableRoutes().left && isOverviewActive() || previousFragment() === false ) { if( availableRoutes().left && isOverview() || previousFragment() === false ) {
slide( indexh - 1 ); slide( indexh - 1 );
} }
@@ -1458,7 +1458,7 @@ var Reveal = (function(){
function navigateRight() { function navigateRight() {
// Prioritize revealing fragments // Prioritize revealing fragments
if( availableRoutes().right && isOverviewActive() || nextFragment() === false ) { if( availableRoutes().right && isOverview() || nextFragment() === false ) {
slide( indexh + 1 ); slide( indexh + 1 );
} }
@@ -1467,7 +1467,7 @@ var Reveal = (function(){
function navigateUp() { function navigateUp() {
// Prioritize hiding fragments // Prioritize hiding fragments
if( availableRoutes().up && isOverviewActive() || previousFragment() === false ) { if( availableRoutes().up && isOverview() || previousFragment() === false ) {
slide( indexh, indexv - 1 ); slide( indexh, indexv - 1 );
} }
@@ -1476,7 +1476,7 @@ var Reveal = (function(){
function navigateDown() { function navigateDown() {
// Prioritize revealing fragments // Prioritize revealing fragments
if( availableRoutes().down && isOverviewActive() || nextFragment() === false ) { if( availableRoutes().down && isOverview() || nextFragment() === false ) {
slide( indexh, indexv + 1 ); slide( indexh, indexv + 1 );
} }
@@ -1572,9 +1572,9 @@ var Reveal = (function(){
// end // end
case 35: slide( Number.MAX_VALUE ); break; case 35: slide( Number.MAX_VALUE ); break;
// space // space
case 32: isOverviewActive() ? deactivateOverview() : navigateNext(); break; case 32: isOverview() ? deactivateOverview() : navigateNext(); break;
// return // return
case 13: isOverviewActive() ? deactivateOverview() : triggered = false; break; case 13: isOverview() ? deactivateOverview() : triggered = false; break;
// b, period, Logitech presenter tools "black screen" button // b, period, Logitech presenter tools "black screen" button
case 66: case 190: case 191: togglePause(); break; case 66: case 190: case 191: togglePause(); break;
// f // f
@@ -1779,7 +1779,7 @@ var Reveal = (function(){
// TODO There's a bug here where the event listeners are not // TODO There's a bug here where the event listeners are not
// removed after deactivating the overview. // removed after deactivating the overview.
if( isOverviewActive() ) { if( isOverview() ) {
event.preventDefault(); event.preventDefault();
deactivateOverview(); deactivateOverview();
@@ -1838,6 +1838,10 @@ var Reveal = (function(){
// Toggles the "black screen" mode on/off // Toggles the "black screen" mode on/off
togglePause: togglePause, togglePause: togglePause,
// State checks
isOverview: isOverview,
isPaused: isPaused,
// Adds or removes all internal event listeners (such as keyboard) // Adds or removes all internal event listeners (such as keyboard)
addEventListeners: addEventListeners, addEventListeners: addEventListeners,
removeEventListeners: removeEventListeners, removeEventListeners: removeEventListeners,

4
js/reveal.min.js vendored
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