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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.area;
-
- import java.util.ArrayList;
- import java.util.List;
-
- /**
- * A BlockParent holds block-level areas.
- */
- public class BlockParent extends Area {
-
- /**
- *
- */
- private static final long serialVersionUID = 7076916890348533805L;
-
- // this position is used for absolute position
- // or as an indent
- // this has the size in the block progression dimension
-
- /**
- * The x offset position of this block parent.
- * Used for relative (serves as left-offset trait) and absolute positioning
- * (serves as left-position trait).
- */
- protected int xOffset = 0;
-
- /**
- * The y offset position of this block parent.
- * Used for relative (serves as top-offset trait) and absolute positioning
- * (serves as top-position trait).
- */
- protected int yOffset = 0;
-
- /**
- * The children of this block parent area.
- */
- protected List children = null;
-
- // orientation if reference area
- // private int orientation = ORIENT_0;
-
- /** {@inheritDoc} */
- public void addChildArea(Area childArea) {
- if (children == null) {
- children = new ArrayList();
- }
- children.add(childArea);
- }
-
- /**
- * Add the block area to this block parent.
- *
- * @param block the child block area to add
- */
- public void addBlock(Block block) {
- addChildArea(block);
- }
-
- /**
- * Get the list of child areas for this block area.
- *
- * @return the list of child areas
- */
- public List getChildAreas() {
- return children;
- }
-
- /**
- * Check whether there are child areas.
- *
- * @return the result.
- */
- public boolean isEmpty() {
- return children == null || children.size() == 0;
- }
-
- /**
- * Set the X offset of this block parent area.
- *
- * @param off the x offset of the block parent area
- */
- public void setXOffset(int off) {
- xOffset = off;
- }
-
- /**
- * Set the Y offset of this block parent area.
- *
- * @param off the y offset of the block parent area
- */
- public void setYOffset(int off) {
- yOffset = off;
- }
-
- /**
- * Get the X offset of this block parent area.
- *
- * @return the x offset of the block parent area
- */
- public int getXOffset() {
- return xOffset;
- }
-
- /**
- * Get the Y offset of this block parent area.
- *
- * @return the y offset of the block parent area
- */
- public int getYOffset() {
- return yOffset;
- }
- }
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