Method hasLengths

src/figtree/treeviewer/ReRootedTree.java:235–237

@return Whether this tree has branch lengths available

()

     * @return Whether this tree has branch lengths available
     */
    public boolean hasLengths() {
        return hasLengths;
    }

    /**
     * @param node the node whose branch length (to its parent) is being requested.