class LienzoPanelMediators {

    public LienzoPanelMediators setZoomFactor(final double factor) {
        selector.setZoomFactor(factor);
        mediators.setZoomFactor(factor);
        return this;
    }

    @Inject public  LienzoPanelMediators(final LienzoCanvasMediators mediators,
                                final ZoomLevelSelectorPresenter selector);

}