/*
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program 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.
*
* Copyright (c) 2006 - 2013 Pentaho Corporation and Contributors. All rights reserved.
*/
package org.pentaho.reporting.libraries.css.resolver.values.computed.content;
import org.pentaho.reporting.libraries.css.model.StyleKey;
import org.pentaho.reporting.libraries.css.dom.LayoutElement;
import org.pentaho.reporting.libraries.css.dom.DocumentContext;
import org.pentaho.reporting.libraries.css.dom.LayoutStyle;
import org.pentaho.reporting.libraries.css.values.CSSValueList;
import org.pentaho.reporting.libraries.css.values.CSSValue;
import org.pentaho.reporting.libraries.css.values.CSSConstant;
import org.pentaho.reporting.libraries.css.resolver.values.ResolveHandler;
public class XStringDefineResolveHandler implements ResolveHandler
{
private static final StyleKey[] EMPTY_KEYS = new StyleKey[0];
public XStringDefineResolveHandler ()
{
}
/**
* This indirectly defines the resolve order. The higher the order, the more dependent
* is the resolver on other resolvers to be complete.
*
* @return the array of required style keys.
*/
public StyleKey[] getRequiredStyles ()
{
return EMPTY_KEYS;
}
/**
* Resolves a single property.
*/
public void resolve (final DocumentContext process,
final LayoutElement element,
final StyleKey key)
{
final LayoutStyle layoutContext = element.getLayoutStyle();
final CSSValue value = layoutContext.getValue(key);
if (value instanceof CSSValueList == false)
{
return; // do nothing.
}
final CSSValueList valueList = (CSSValueList) value;
for (int i = 0; i < valueList.getLength(); i++)
{
final CSSValue item = valueList.getItem(i);
if (item instanceof CSSConstant == false)
{
continue;
}
element.getStrings().put(item.getCSSText(), element.getStrings().get(item.getCSSText()));
}
}
}