/**
* ===========================================
* LibLayout : a free Java layouting library
* ===========================================
*
* Project Info: http://reporting.pentaho.org/liblayout/
*
* (C) Copyright 2006-2007, by Pentaho Corporation and Contributors.
*
* This library is free software; you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Foundation;
* either version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* ------------
* $Id: TextAlignResolveHandler.java 6653 2008-12-02 14:53:40Z tmorgner $
* ------------
* (C) Copyright 2006-2007, by Pentaho Corporation.
*/
package org.jfree.layouting.layouter.style.resolver.computed.text;
import org.jfree.layouting.LayoutProcess;
import org.jfree.layouting.input.style.StyleKey;
import org.jfree.layouting.input.style.keys.text.TextAlign;
import org.jfree.layouting.input.style.keys.text.TextStyleKeys;
import org.jfree.layouting.input.style.values.CSSConstant;
import org.jfree.layouting.input.style.values.CSSStringValue;
import org.jfree.layouting.input.style.values.CSSValue;
import org.jfree.layouting.layouter.context.LayoutContext;
import org.jfree.layouting.layouter.model.LayoutElement;
import org.jfree.layouting.layouter.style.resolver.computed.ConstantsResolveHandler;
/**
* Creation-Date: 21.12.2005, 14:17:42
*
* @author Thomas Morgner
*/
public class TextAlignResolveHandler extends ConstantsResolveHandler
{
public TextAlignResolveHandler()
{
addNormalizeValue(TextAlign.CENTER);
addNormalizeValue(TextAlign.END);
addNormalizeValue(TextAlign.JUSTIFY);
addNormalizeValue(TextAlign.LEFT);
addNormalizeValue(TextAlign.RIGHT);
addNormalizeValue(TextAlign.START);
setFallback(TextAlign.START);
}
/**
* Resolves a single property.
*
* @param currentNode
* @param style
*/
public void resolve(final LayoutProcess process,
final LayoutElement currentNode,
final StyleKey key)
{
final LayoutContext layoutContext = currentNode.getLayoutContext();
final CSSValue value = layoutContext.getValue(key);
if (value instanceof CSSStringValue)
{
// this is a sub-string alignment.
return;
}
final CSSConstant alignValue =
(CSSConstant) resolveValue(process, currentNode, key);
layoutContext.setValue(TextStyleKeys.TEXT_ALIGN, alignValue);
}
}