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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.layoutmgr.inline;
import org.apache.fop.datatypes.URISpecification;
import org.apache.fop.fo.flow.BasicLink;
import org.apache.fop.fo.Constants;
import org.apache.fop.layoutmgr.PageSequenceLayoutManager;
import org.apache.fop.area.inline.InlineArea;
import org.apache.fop.area.Trait;
import org.apache.fop.area.LinkResolver;
/**
* LayoutManager for the fo:basic-link formatting object
*/
public class BasicLinkLayoutManager extends InlineLayoutManager {
/**
* Create an fo:basic-link layout manager.
*
* @param node the formatting object that creates the area
*/
public BasicLinkLayoutManager(BasicLink node) {
super(node);
}
/** {@inheritDoc} */
protected InlineArea createArea(boolean bInlineParent) {
InlineArea area = super.createArea(bInlineParent);
setupBasicLinkArea(area);
return area;
}
/*
* Detect internal or external link and add it as an area trait
*
* @param area the basic-link's area
*/
private void setupBasicLinkArea(InlineArea area) {
BasicLink fobj = (BasicLink) this.fobj;
// internal destinations take precedence:
if (fobj.hasInternalDestination()) {
String idref = fobj.getInternalDestination();
PageSequenceLayoutManager pslm = getPSLM();
// the INTERNAL_LINK trait is added by the LinkResolver
// if and when the link is resolved:
LinkResolver res = new LinkResolver(idref, area);
res.resolveIDRef(idref, pslm.getFirstPVWithID(idref));
if (!res.isResolved()) {
pslm.addUnresolvedArea(idref, res);
}
} else if (fobj.hasExternalDestination()) {
String url = URISpecification.getURL(fobj.getExternalDestination());
boolean newWindow = (fobj.getShowDestination() == Constants.EN_NEW);
if (url.length() > 0) {
area.addTrait(Trait.EXTERNAL_LINK,
new Trait.ExternalLink(url, newWindow));
}
}
}
}
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