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/*
* Copyright 1999-2005 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;
import java.util.ArrayList;
import java.util.List;
/**
* A BlockParent holds block-level areas.
*/
public class BlockParent extends Area {
// 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;
/**
* Add the block area to this block parent.
*
* @param block the child block area to add
*/
public void addBlock(Block block) {
if (children == null) {
children = new ArrayList();
}
children.add(block);
}
/**
* Get the list of child areas for this block area.
*
* @return the list of child areas
*/
public List getChildAreas() {
return children;
}
/**
* 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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