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added Composite.rebase

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liabru 2014-04-29 17:34:45 +01:00
parent cb7cb9583a
commit 964898bea2
1 changed files with 20 additions and 0 deletions
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20
src/body/Composite.js
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@ -396,4 +396,24 @@ var Composite = {};
return compositeA;
};
/**
* Assigns new ids for all objects in the composite, recursively
* @method rebase
* @param {composite} composite
* @return {composite} Returns composite
*/
Composite.rebase = function(composite) {
var objects = Composite.allBodies(composite)
.concat(Composite.allConstraints(composite))
.concat(Composite.allComposites(composite));
for (var i = 0; i < objects.length; i++) {
objects[i].id = Common.nextId();
}
Composite.setModified(composite, true, true, false);
return composite;
};
})();