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- /*
- * $Id: Block.java,v 1.12 2003/03/05 15:19:31 jeremias Exp $
- * ============================================================================
- * The Apache Software License, Version 1.1
- * ============================================================================
- *
- * Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without modifica-
- * tion, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- *
- * 3. The end-user documentation included with the redistribution, if any, must
- * include the following acknowledgment: "This product includes software
- * developed by the Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself, if
- * and wherever such third-party acknowledgments normally appear.
- *
- * 4. The names "FOP" and "Apache Software Foundation" must not be used to
- * endorse or promote products derived from this software without prior
- * written permission. For written permission, please contact
- * apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache", nor may
- * "Apache" appear in their name, without prior written permission of the
- * Apache Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
- * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
- * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
- * DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- * ============================================================================
- *
- * This software consists of voluntary contributions made by many individuals
- * on behalf of the Apache Software Foundation and was originally created by
- * James Tauber <jtauber@jtauber.com>. For more information on the Apache
- * Software Foundation, please see <http://www.apache.org/>.
- */
- package org.apache.fop.area;
-
- import java.util.ArrayList;
-
- // block areas hold either more block areas or line
- // areas can also be used as a block spacer
- // a block area may have children positioned by stacking
- // or by relative to the parent for floats, tables and lists
- // cacheable object
- // has id information
-
- /**
- * This is the block area class.
- * It holds child block areas such as other blocks or lines.
- */
- public class Block extends BlockParent {
- /**
- * Normally stacked with other blocks.
- */
- public static final int STACK = 0;
-
- /**
- * Placed relative to the flow position.
- * This effects the flow placement of stacking normally.
- */
- public static final int RELATIVE = 1;
-
- /**
- * Relative to the block parent but not effecting the stacking
- * Used for block-container, tables and lists.
- */
- public static final int ABSOLUTE = 2;
-
- private int stacking = TB;
- private int positioning = STACK;
-
- // a block with may contain the dominant styling info in
- // terms of most lines or blocks with info
-
- /**
- * Add the block to this block area.
- *
- * @param block the block area to add
- */
- public void addBlock(Block block) {
- if (children == null) {
- children = new ArrayList();
- }
- height += block.getHeight();
- children.add(block);
- }
-
- /**
- * Add the line area to this block area.
- *
- * @param line the line area to add
- */
- public void addLineArea(LineArea line) {
- if (children == null) {
- children = new ArrayList();
- }
- height += line.getHeight();
- children.add(line);
- }
-
- /**
- * Set the positioning of this area.
- *
- * @param pos the positioning to use when rendering this area
- */
- public void setPositioning(int pos) {
- positioning = pos;
- }
-
- /**
- * Get the positioning of this area.
- *
- * @return the positioning to use when rendering this area
- */
- public int getPositioning() {
- return positioning;
- }
-
- }
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