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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.LinkedList;
- import java.util.List;
-
- import org.apache.fop.traits.MinOptMax;
-
- /**
- * Knuth box used to represent a line in block-progression-dimension (i.e. the width is its height).
- */
- public class KnuthBlockBox extends KnuthBox {
-
- private MinOptMax ipdRange;
- /**
- * Natural width of the line represented by this box. In addition to ipdRange because
- * it isn't possible to get the opt value stored in a MinOptMax object.
- */
- private int bpd;
- private List<FootnoteBodyLayoutManager> footnoteList;
- private List<FloatContentLayoutManager> floatContentLMs;
- /** List of Knuth elements. This is a list of LinkedList elements. */
- private List elementLists;
-
- /**
- * Creates a new box.
- *
- * @param width block progression dimension of this box
- * @param range min, opt, max inline progression dimension of this box
- * @param bpdim natural width of the line represented by this box.
- * @param pos the Position stored in this box
- * @param auxiliary is this box auxiliary?
- */
- public KnuthBlockBox(int width, MinOptMax range, int bpdim, Position pos, boolean auxiliary) {
- super(width, pos, auxiliary);
- ipdRange = range;
- bpd = bpdim;
- footnoteList = new LinkedList<FootnoteBodyLayoutManager>();
- floatContentLMs = new LinkedList<FloatContentLayoutManager>();
- }
-
- /**
- * Creates a new box.
- *
- * @param width block progression dimension of this box
- * @param list footnotes cited by elements in this box. The list contains the corresponding
- * FootnoteBodyLayoutManagers
- * @param pos the Position stored in this box
- * @param auxiliary is this box auxiliary?
- */
- public KnuthBlockBox(int width, List list, Position pos, boolean auxiliary) {
- super(width, pos, auxiliary);
- ipdRange = MinOptMax.ZERO;
- bpd = 0;
- footnoteList = new LinkedList<FootnoteBodyLayoutManager>(list);
- floatContentLMs = new LinkedList<FloatContentLayoutManager>();
- }
-
- public KnuthBlockBox(int width, List list, Position pos, boolean auxiliary,
- List<FloatContentLayoutManager> fclms) {
- super(width, pos, auxiliary);
- ipdRange = MinOptMax.ZERO;
- bpd = 0;
- footnoteList = new LinkedList<FootnoteBodyLayoutManager>(list);
- floatContentLMs = new LinkedList<FloatContentLayoutManager>(fclms);
- }
-
- /**
- * @return the LMs for the footnotes cited in this box.
- */
- public List<FootnoteBodyLayoutManager> getFootnoteBodyLMs() {
- return footnoteList;
- }
-
- /**
- * @return true if this box contains footnote citations.
- */
- public boolean hasAnchors() {
- return (footnoteList.size() > 0);
- }
-
- /**
- * Adds the given list of Knuth elements to this box' list of elements.
- *
- * @param list elements corresponding to a footnote body
- */
- public void addElementList(List list) {
- if (elementLists == null) {
- elementLists = new LinkedList();
- }
- elementLists.add(list);
- }
-
- /**
- * Returns the list of Knuth sequences registered by this box.
- *
- * @return a list of KnuthElement sequences corresponding to footnotes cited in this box
- */
- public List getElementLists() {
- return elementLists;
- }
-
- /**
- * @return the inline progression dimension of this box.
- */
- public MinOptMax getIPDRange() {
- return ipdRange;
- }
-
- /**
- * Returns the natural width (without stretching nor shrinking) of the line represented by this
- * box.
- *
- * @return the line width
- */
- public int getBPD() {
- return bpd;
- }
-
- public List<FloatContentLayoutManager> getFloatContentLMs() {
- return floatContentLMs;
- }
-
- public boolean hasFloatAnchors() {
- return (floatContentLMs.size() > 0);
- }
- }
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