| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| /* $Id$ */ |
| |
| package org.apache.fop.layoutmgr; |
| |
| import java.util.List; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| |
| import org.apache.fop.fo.FONode; |
| import org.apache.fop.fo.flow.RetrieveTableMarker; |
| import org.apache.fop.layoutmgr.inline.InlineLevelLayoutManager; |
| import org.apache.fop.layoutmgr.inline.LeafNodeLayoutManager; |
| import org.apache.fop.layoutmgr.table.TableLayoutManager; |
| |
| public class RetrieveTableMarkerLayoutManager extends LeafNodeLayoutManager { |
| |
| private static Log log = LogFactory.getLog(RetrieveTableMarkerLayoutManager.class); |
| |
| public RetrieveTableMarkerLayoutManager(RetrieveTableMarker node) { |
| super(node); |
| } |
| |
| /** {@inheritDoc} */ |
| public List getNextKnuthElements(LayoutContext context, int alignment) { |
| setFinished(true); |
| FONode foNode = (FONode) getFObj(); |
| foNode = getTableLayoutManager().resolveRetrieveTableMarker((RetrieveTableMarker) foNode); |
| if (foNode != null) { |
| // resolve the RTM and replace current LM by the resolved target LM |
| InlineLevelLayoutManager illm = (InlineLevelLayoutManager) getPSLM().getLayoutManagerMaker() |
| .makeLayoutManager(foNode); |
| if (illm instanceof RetrieveTableMarkerLayoutManager) { |
| // happens if the retrieve-marker was empty |
| return null; |
| } |
| illm.setParent(getParent()); |
| illm.initialize(); |
| return illm.getNextKnuthElements(context, alignment); |
| } else { |
| return null; |
| } |
| } |
| |
| /** {@inheritDoc} */ |
| public void addAreas(PositionIterator posIter, LayoutContext context) { |
| } |
| |
| private TableLayoutManager getTableLayoutManager() { |
| LayoutManager parentLM = getParent(); |
| while (!(parentLM instanceof TableLayoutManager)) { |
| parentLM = parentLM.getParent(); |
| } |
| TableLayoutManager tlm = (TableLayoutManager) parentLM; |
| return tlm; |
| } |
| |
| } |