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- /*
- * Copyright 1999-2004 The Apache Software Foundation.
- *
- * Licensed 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.area;
-
- // FOP
- import org.apache.fop.fo.extensions.Bookmarks;
-
- // Avalon
- import org.apache.avalon.framework.logger.Logger;
-
- // Java
- import java.util.Set;
-
- /**
- * An interface for classes that are conceptually the parent class of the
- * area.AreaTree object. The purpose of the interface is to keep the AreaTree
- * isolated from apps, but to acknowledge that a higher-level object is needed
- * to control the Area Tree, to provide it with information about the
- * environment, and to keep track of meta information.
- */
- public interface AreaTreeControl {
-
- /**
- * @return the Bookmark object encapsulating the bookmarks for the FO Tree.
- */
- Bookmarks getBookmarks();
-
- /**
- * @return the Logger being used with this FO Tree
- */
- Logger getLogger();
-
- /**
- * The current set of IDs in the document.
- * @return the Set of IDReferences in the document.
- */
- Set getIDReferences();
-
- }
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