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- /*
- * 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;
- }
-
- }
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