public void zoomOut() {
    m_view.setZoom(m_view.getZoom() * STANDARD_ZOOM_FACTOR);

    ZoomHelpers.keepZoomValid(m_view);

    m_graph.updateViews();
  }
Zooms the graph out by the standard zoom factor.
java/zylib/src/main/java/com/google/security/zynamics/zylib/yfileswrap/gui/zygraph/AbstractZyGraph.java