Adds a new zoom factor to the collection.

Add an array of elements.

Clears the collection.

Returns true if the list contains the given element.

Copies the elements of the collection to the specified array.

Returns an iterator for the collection.

Get the index of the given element in the collection.

Inserts a new value in the collection.

Remove a particular element from the collection.

Removes the interactor at the given index.

Set the collection to hold only the given element.