| /* |
| * 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.fo; |
| |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| /** |
| * Context class providing information needed while building the FO tree. |
| */ |
| public class FOTreeBuilderContext { |
| |
| /** |
| * The current set of id's in the FO tree. |
| * This is used so we know if the FO tree contains duplicates. |
| */ |
| private Set idReferences = new HashSet(); |
| |
| /** |
| * The property list maker. |
| */ |
| protected PropertyListMaker propertyListMaker; |
| |
| /** |
| * The XMLWhitespaceHandler for this tree |
| */ |
| protected XMLWhiteSpaceHandler whiteSpaceHandler = new XMLWhiteSpaceHandler(); |
| |
| /** |
| * Indicates whether processing descendants of a marker |
| */ |
| private boolean inMarker = false; |
| |
| /** |
| * Returns the set of ID references. |
| * @return the ID references |
| */ |
| public Set getIDReferences() { |
| return idReferences; |
| } |
| |
| /** |
| * Return the propertyListMaker. |
| * |
| * @return the currently active {@link PropertyListMaker} |
| */ |
| public PropertyListMaker getPropertyListMaker() { |
| return propertyListMaker; |
| } |
| |
| /** |
| * Set a new propertyListMaker. |
| * |
| * @param propertyListMaker the new {@link PropertyListMaker} to use |
| */ |
| public void setPropertyListMaker(PropertyListMaker propertyListMaker) { |
| this.propertyListMaker = propertyListMaker; |
| } |
| |
| /** |
| * Return the XMLWhiteSpaceHandler |
| * @return the whiteSpaceHandler |
| */ |
| public XMLWhiteSpaceHandler getXMLWhiteSpaceHandler() { |
| return whiteSpaceHandler; |
| } |
| |
| /** |
| * Switch to or from marker context |
| * (used by FOTreeBuilder when processing |
| * a marker) |
| * |
| * @param inMarker true if a marker is being processed; |
| * false otherwise |
| * |
| */ |
| protected void switchMarkerContext(boolean inMarker) { |
| this.inMarker = inMarker; |
| } |
| |
| /** |
| * Check whether in marker context |
| * |
| * @return true if a marker is being processed |
| */ |
| protected boolean inMarker() { |
| return this.inMarker; |
| } |
| |
| } |