janishutz-legacy/impress.js
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"making jshint even more happy with custom config"

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This commit is contained in:
Bartek Szopka
2012-03-10 19:18:01 +00:00
parent a20c50db25
commit 2b58f53708
1 changed files with 13 additions and 10 deletions
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js/impress.js
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@@ -16,6 +16,9 @@
* source: http://github.com/bartaz/impress.js/ * source: http://github.com/bartaz/impress.js/
*/ */
/*jshint bitwise:true, curly:true, eqeqeq:true, forin:true, latedef:true, newcap:true,
noarg:true, noempty:true, undef:true, strict:true, browser:true */
(function ( document, window ) { (function ( document, window ) {
'use strict'; 'use strict';
@@ -116,7 +119,7 @@
var impressSupported = ( pfx("perspective") !== null ) && var impressSupported = ( pfx("perspective") !== null ) &&
( body.classList ) && ( body.classList ) &&
( body.dataset ) && ( body.dataset ) &&
( ua.search(/(iphone)|(ipod)|(android)/) == -1 ); ( ua.search(/(iphone)|(ipod)|(android)/) === -1 );
if (!impressSupported) { if (!impressSupported) {
// we can't be sure that `classList` is supported // we can't be sure that `classList` is supported
@@ -158,7 +161,7 @@
// hardcoding these values looks pretty bad, as they kind of depend on the content // hardcoding these values looks pretty bad, as they kind of depend on the content
// so they should be at least configurable // so they should be at least configurable
meta.content = "width=device-width, minimum-scale=1, maximum-scale=1, user-scalable=no"; meta.content = "width=device-width, minimum-scale=1, maximum-scale=1, user-scalable=no";
if (meta.parentNode != document.head) { if (meta.parentNode !== document.head) {
meta.name = 'viewport'; meta.name = 'viewport';
document.head.appendChild(meta); document.head.appendChild(meta);
} }
@@ -281,7 +284,7 @@
var windowScale = computeWindowScale(); var windowScale = computeWindowScale();
var stepTo = function ( el, force ) { var stepTo = function ( el, force ) {
if ( !isStep(el) || (el == active && !force) ) { if ( !isStep(el) || (el === active && !force) ) {
// selected element is not defined as step or is already active // selected element is not defined as step or is already active
return false; return false;
} }
@@ -422,14 +425,14 @@
// prevent default keydown action when one of supported key is pressed // prevent default keydown action when one of supported key is pressed
document.addEventListener("keydown", function ( event ) { document.addEventListener("keydown", function ( event ) {
if ( event.keyCode == 9 || ( event.keyCode >= 32 && event.keyCode <= 34 ) || (event.keyCode >= 37 && event.keyCode <= 40) ) { if ( event.keyCode === 9 || ( event.keyCode >= 32 && event.keyCode <= 34 ) || (event.keyCode >= 37 && event.keyCode <= 40) ) {
event.preventDefault(); event.preventDefault();
} }
}, false); }, false);
// trigger impress action on keyup // trigger impress action on keyup
document.addEventListener("keyup", function ( event ) { document.addEventListener("keyup", function ( event ) {
if ( event.keyCode == 9 || ( event.keyCode >= 32 && event.keyCode <= 34 ) || (event.keyCode >= 37 && event.keyCode <= 40) ) { if ( event.keyCode === 9 || ( event.keyCode >= 32 && event.keyCode <= 34 ) || (event.keyCode >= 37 && event.keyCode <= 40) ) {
switch( event.keyCode ) { switch( event.keyCode ) {
case 33: // pg up case 33: // pg up
case 37: // left case 37: // left
@@ -454,16 +457,16 @@
// event delegation with "bubbling" // event delegation with "bubbling"
// check if event target (or any of its parents is a link) // check if event target (or any of its parents is a link)
var target = event.target; var target = event.target;
while ( (target.tagName != "A") && while ( (target.tagName !== "A") &&
(target != document.documentElement) ) { (target !== document.documentElement) ) {
target = target.parentNode; target = target.parentNode;
} }
if ( target.tagName == "A" ) { if ( target.tagName === "A" ) {
var href = target.getAttribute("href"); var href = target.getAttribute("href");
// if it's a link to presentation step, target this step // if it's a link to presentation step, target this step
if ( href && href[0] == '#' ) { if ( href && href[0] === '#' ) {
target = document.getElementById( href.slice(1) ); target = document.getElementById( href.slice(1) );
} }
} }
@@ -479,7 +482,7 @@
var target = event.target; var target = event.target;
// find closest step element // find closest step element
while ( !target.classList.contains("step") && while ( !target.classList.contains("step") &&
(target != document.documentElement) ) { (target !== document.documentElement) ) {
target = target.parentNode; target = target.parentNode;
} }