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/*
* $Id$
* Copyright (C) 2001 The Apache Software Foundation. All rights reserved.
* For details on use and redistribution please refer to the
* LICENSE file included with these sources.
*/
package org.apache.fop.fo.flow;
// FOP
import org.apache.fop.fo.*;
import org.apache.fop.apps.FOPException;
import org.apache.fop.fo.properties.*;
import org.apache.fop.layout.*;
import org.apache.fop.datatypes.ColorType;
// Java
import java.util.Enumeration;
import java.awt.Rectangle;
public class BasicLink extends Inline {
public BasicLink(FObj parent) {
super(parent);
this.name = "fo:basic-link";
}
public Status layout(Area area) throws FOPException {
String destination;
int linkType;
// Common Accessibility Properties
AccessibilityProps mAccProps = propMgr.getAccessibilityProps();
// Common Aural Properties
AuralProps mAurProps = propMgr.getAuralProps();
// Common Border, Padding, and Background Properties
BorderAndPadding bap = propMgr.getBorderAndPadding();
BackgroundProps bProps = propMgr.getBackgroundProps();
// Common Margin Properties-Inline
MarginInlineProps mProps = propMgr.getMarginInlineProps();
// Common Relative Position Properties
RelativePositionProps mRelProps = propMgr.getRelativePositionProps();
// this.properties.get("alignment-adjust");
// this.properties.get("alignment-baseline");
// this.properties.get("baseline-shift");
// this.properties.get("destination-place-offset");
// this.properties.get("dominant-baseline");
// this.properties.get("external-destination");
// this.properties.get("id");
// this.properties.get("indicate-destination");
// this.properties.get("internal-destination");
// this.properties.get("keep-together");
// this.properties.get("keep-with-next");
// this.properties.get("keep-with-previous");
// this.properties.get("line-height");
// this.properties.get("line-height-shift-adjustment");
// this.properties.get("show-destination");
// this.properties.get("target-processing-context");
// this.properties.get("target-presentation-context");
// this.properties.get("target-stylesheet");
if (!(destination =
this.properties.get("internal-destination").getString()).equals("")) {
linkType = LinkSet.INTERNAL;
} else if (!(destination =
this.properties.get("external-destination").getString()).equals("")) {
linkType = LinkSet.EXTERNAL;
} else {
throw new FOPException("internal-destination or external-destination must be specified in basic-link");
}
if (this.marker == START) {
// initialize id
String id = this.properties.get("id").getString();
area.getIDReferences().initializeID(id, area);
this.marker = 0;
}
// new LinkedArea to gather up inlines
LinkSet ls = new LinkSet(destination, area, linkType);
Page p = area.getPage();
AreaContainer ac = p.getBody().getCurrentColumnArea();
if (ac == null) {
throw new FOPException("Couldn't get ancestor AreaContainer when processing basic-link");
}
int numChildren = this.children.size();
for (int i = this.marker; i < numChildren; i++) {
FONode fo = (FONode)children.elementAt(i);
fo.setLinkSet(ls);
Status status;
if ((status = fo.layout(area)).isIncomplete()) {
this.marker = i;
return status;
}
}
ls.applyAreaContainerOffsets(ac, area);
// pass on command line
String mergeLinks = System.getProperty("links.merge");
if ((null != mergeLinks) &&!mergeLinks.equalsIgnoreCase("no")) {
ls.mergeLinks();
}
p.addLinkSet(ls);
return new Status(Status.OK);
}
}
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