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/*
* Copyright 1999-2004 The Apache Software Foundation.
*
* Licensed 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.fo.flow;
// XML
import org.xml.sax.Attributes;
// FOP
import org.apache.fop.apps.FOPException;
import org.apache.fop.fo.FONode;
import org.apache.fop.fo.FOTreeVisitor;
import org.apache.fop.fo.properties.CommonAccessibility;
import org.apache.fop.fo.properties.CommonAural;
import org.apache.fop.fo.properties.CommonBorderAndPadding;
import org.apache.fop.fo.properties.CommonBackground;
import org.apache.fop.fo.properties.CommonMarginInline;
import org.apache.fop.fo.properties.CommonRelativePosition;
/**
* The basic link.
* This sets the basic link trait on the inline parent areas
* that are created by the fo element.
*/
public class BasicLink extends Inline {
private String link = null;
private boolean external = false;
/**
* @param parent FONode that is the parent of this object
*/
public BasicLink(FONode parent) {
super(parent);
}
/**
* @see org.apache.fop.fo.FObj#addProperties
*/
protected void addProperties(Attributes attlist) throws FOPException {
super.addProperties(attlist);
getDocument().getFOInputHandler().startLink(this);
}
public void setup() {
String destination;
int linkType;
// Common Accessibility Properties
CommonAccessibility mAccProps = propMgr.getAccessibilityProps();
// Common Aural Properties
CommonAural mAurProps = propMgr.getAuralProps();
// Common Border, Padding, and Background Properties
CommonBorderAndPadding bap = propMgr.getBorderAndPadding();
CommonBackground bProps = propMgr.getBackgroundProps();
// Common Margin Properties-Inline
CommonMarginInline mProps = propMgr.getMarginInlineProps();
// Common Relative Position Properties
CommonRelativePosition mRelProps = propMgr.getRelativePositionProps();
// this.propertyList.get("alignment-adjust");
// this.propertyList.get("alignment-baseline");
// this.propertyList.get("baseline-shift");
// this.propertyList.get("destination-place-offset");
// this.propertyList.get("dominant-baseline");
String ext = propertyList.get(PR_EXTERNAL_DESTINATION).getString();
setupID();
// this.propertyList.get("indicate-destination");
String internal = propertyList.get(PR_INTERNAL_DESTINATION).getString();
if (ext.length() > 0) {
link = ext;
external = true;
} else if (internal.length() > 0) {
link = internal;
} else {
getLogger().error("basic-link requires an internal or external destination");
}
// this.propertyList.get("keep-together");
// this.propertyList.get("keep-with-next");
// this.propertyList.get("keep-with-previous");
// this.propertyList.get("line-height");
// this.propertyList.get("line-height-shift-adjustment");
// this.propertyList.get("show-destination");
// this.propertyList.get("target-processing-context");
// this.propertyList.get("target-presentation-context");
// this.propertyList.get("target-stylesheet");
}
/**
* @return true (BasicLink can contain Markers)
*/
protected boolean containsMarkers() {
return true;
}
/**
* @return the String value of the link
*/
public String getLink() {
return link;
}
/**
* @return true if the link is external, false otherwise
*/
public boolean getExternal() {
return external;
}
/**
* This is a hook for an FOTreeVisitor subclass to be able to access
* this object.
* @param fotv the FOTreeVisitor subclass that can access this object.
* @see org.apache.fop.fo.FOTreeVisitor
*/
public void acceptVisitor(FOTreeVisitor fotv) {
fotv.serveBasicLink(this);
}
/**
* @see org.apache.fop.fo.FONode#end
*/
public void end() {
super.end();
getDocument().getFOInputHandler().endLink();
}
public String getName() {
return "fo:basic-link";
}
}
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