/**
* ===========================================
* 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: BackgroundRepeatResolveHandler.java 3524 2007-10-16 11:26:31Z tmorgner $
* ------------
* (C) Copyright 2006-2007, by Pentaho Corporation.
*/
package org.jfree.layouting.layouter.style.resolver.computed.border;
import org.jfree.layouting.LayoutProcess;
import org.jfree.layouting.input.style.StyleKey;
import org.jfree.layouting.input.style.keys.border.BackgroundRepeat;
import org.jfree.layouting.input.style.values.CSSValue;
import org.jfree.layouting.input.style.values.CSSValueList;
import org.jfree.layouting.input.style.values.CSSValuePair;
import org.jfree.layouting.layouter.context.BackgroundSpecification;
import org.jfree.layouting.layouter.model.LayoutElement;
import org.jfree.layouting.layouter.style.resolver.ResolveHandler;
/**
* Creation-Date: 11.12.2005, 23:46:01
*
* @author Thomas Morgner
*/
public class BackgroundRepeatResolveHandler implements ResolveHandler
{
private static final CSSValuePair EMPTY_BACKGROUND_REPEAT =
new CSSValuePair(BackgroundRepeat.REPEAT, BackgroundRepeat.REPEAT);
public BackgroundRepeatResolveHandler()
{
}
/**
* This indirectly defines the resolve order. The higher the order, the more
* dependent is the resolver on other resolvers to be complete.
*
* @return
*/
public StyleKey[] getRequiredStyles()
{
return new StyleKey[0];
}
/**
* Resolves a single property.
*
* @param currentNode
* @param style
*/
public void resolve(final LayoutProcess process,
final LayoutElement currentNode,
final StyleKey key)
{
final CSSValue value = currentNode.getLayoutContext().getValue(key);
if (value == null)
{
return;
}
if (value instanceof CSSValueList == false)
{
return;
}
final CSSValueList list = (CSSValueList) value;
final int length = list.getLength();
if (length == 0)
{
return;
}
final BackgroundSpecification backgroundSpecification =
currentNode.getLayoutContext().getBackgroundSpecification();
for (int i = 0; i < length; i++)
{
final CSSValue item = list.getItem(i);
if (item instanceof CSSValuePair == false)
{
backgroundSpecification.setBackgroundRepeat
(i, EMPTY_BACKGROUND_REPEAT);
}
else
{
final CSSValuePair bvalue = (CSSValuePair) item;
backgroundSpecification.setBackgroundRepeat(i, bvalue);
}
}
}
}