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Refactoring: move function to tools.js

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This commit is contained in:
Fabrice Ecaille
2013-11-28 17:58:04 +01:00
parent 316c712b41
commit 9500c64e20
2 changed files with 14 additions and 12 deletions
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12
js/spaceinvaders-utils.js
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@@ -1,12 +0,0 @@
function getAliensMidHeight() {
var higherAlien = Math.max.apply( null,
$(".alien").map(function() {
return $(this).y();
}).get() ),
lowerAlien = Math.min.apply( null,
$(".alien").map(function() {
return $(this).y();
}).get() );
return (higherAlien + lowerAlien) / 2;
}

14
js/tools.js
View File

@@ -67,3 +67,17 @@ function angle(vector1, vector2) {
return sign * alpha; return sign * alpha;
} }
function getAliensMidHeight() {
var higherAlien = Math.max.apply( null,
$(".alien").map(function() {
return $(this).y();
}).get() ),
lowerAlien = Math.min.apply( null,
$(".alien").map(function() {
return $(this).y();
}).get() );
return (higherAlien + lowerAlien) / 2;
}