org.apache.fop.area.inline.InlineBlockParent Maven / Gradle / Ivy
/*
* 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: InlineBlockParent.java 1610839 2014-07-15 20:25:58Z vhennebert $ */
package org.apache.fop.area.inline;
import org.apache.fop.area.Area;
import org.apache.fop.area.Block;
/**
* Inline block parent area.
* This is an inline area that can have one block area as a child
*/
public class InlineBlockParent extends InlineArea {
private static final long serialVersionUID = -3661746143321407377L;
/**
* The list of inline areas added to this inline parent.
*/
protected Block child;
/**
* Create a new inline block parent to add areas to.
*/
public InlineBlockParent() {
}
/**
* Override generic Area method.
*
* @param childArea the child area to add
*/
@Override
public void addChildArea(Area childArea) {
if (child != null) {
throw new IllegalStateException("InlineBlockParent may have only one child area.");
}
if (childArea instanceof Block) {
child = (Block) childArea;
//Update extents from the child
setIPD(childArea.getAllocIPD());
setBPD(childArea.getAllocBPD());
} else {
throw new IllegalArgumentException("The child of an InlineBlockParent must be a"
+ " Block area");
}
}
/**
* Get the child areas for this inline parent.
*
* @return the list of child areas
*/
public Block getChildArea() {
return child;
}
}