/* * Licensed Materials - Property of Perforce Software, Inc. * © Copyright Perforce Software, Inc. 2014, 2021 * © Copyright IBM Corp. 2009, 2014 * © Copyright ILOG 1996, 2009 * All Rights Reserved. * * Note to U.S. Government Users Restricted Rights: * The Software and Documentation were developed at private expense and * are "Commercial Items" as that term is defined at 48 CFR 2.101, * consisting of "Commercial Computer Software" and * "Commercial Computer Software Documentation", as such terms are * used in 48 CFR 12.212 or 48 CFR 227.7202-1 through 227.7202-4, * as applicable. */ package busLayout; import ilog.views.graphlayout.IlvGraphLayoutException; import ilog.views.graphlayout.IlvGraphLayoutReport; import ilog.views.graphlayout.bus.IlvBusLayout; /** * A subclass of IlvBusLayout that implements a very cheap incremental mode * starting from the second layout call. Note that this allows moving nodes. If * you want to add/remove nodes while this layout is in place, you need some * more elaborate logic. */ public class IncrementalBusLayout extends IlvBusLayout { private boolean _incrementalMode = false; Override public void setIncrementalMode(boolean set) { _incrementalMode = set; } Override protected void layout(boolean redraw) throws IlvGraphLayoutException { if (!_incrementalMode) { // The first run is non-incremental. super.layout(redraw); // And future runs are incremental. setIncrementalMode(true); } else { layoutIncrementally(redraw); } } protected void layoutIncrementally(boolean redraw) throws IlvGraphLayoutException { getLayoutReport().setCode(IlvGraphLayoutReport.LAYOUT_DONE); } }