--- /dev/null
+/*-- $Id$ --
+
+ ============================================================================
+ The Apache Software License, Version 1.1
+ ============================================================================
+
+ Copyright (C) 1999 The Apache Software Foundation. All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without modifica-
+ tion, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ 3. The end-user documentation included with the redistribution, if any, must
+ include the following acknowledgment: "This product includes software
+ developed by the Apache Software Foundation (http://www.apache.org/)."
+ Alternately, this acknowledgment may appear in the software itself, if
+ and wherever such third-party acknowledgments normally appear.
+
+ 4. The names "FOP" and "Apache Software Foundation" must not be used to
+ endorse or promote products derived from this software without prior
+ written permission. For written permission, please contact
+ apache@apache.org.
+
+ 5. Products derived from this software may not be called "Apache", nor may
+ "Apache" appear in their name, without prior written permission of the
+ Apache Software Foundation.
+
+ THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
+ INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
+ INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
+ DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+ This software consists of voluntary contributions made by many individuals
+ on behalf of the Apache Software Foundation and was originally created by
+ James Tauber <jtauber@jtauber.com>. For more information on the Apache
+ Software Foundation, please see <http://www.apache.org/>.
+
+ */
+
+/* this class contributed by Arved Sandstrom with minor modifications
+ by James Tauber */
+
+package org.apache.fop.layout;
+
+// Java
+import java.util.Vector;
+import java.util.Enumeration;
+import java.awt.Rectangle;
+
+/**
+ * a set of rectangles on a page that are linked to a common
+ * destination
+ */
+public class LinkSet {
+
+ /** the destination of the links */
+ String externalDestination;
+
+ /** the set of rectangles */
+ Vector rects = new Vector();
+
+ int xoffset = 0;
+
+ int yoffset = 0;
+
+ public LinkSet(String externalDest) {
+ this.externalDestination = externalDest;
+ }
+
+ public void addLinkedRect(Rectangle r) {
+ r.y = yoffset;
+ rects.addElement(r);
+ }
+
+ public void setYOffset(int y) {
+ this.yoffset = y;
+ }
+
+ public void applyAreaContainerOffsets(AreaContainer ac) {
+ Enumeration re = rects.elements();
+ while (re.hasMoreElements()) {
+ Rectangle r = (Rectangle)re.nextElement();
+ r.x += ac.getXPosition();
+ r.y = ac.getYPosition() - ac.getHeight() - r.y;
+ }
+ }
+
+ // intermediate implementation for joining all sublinks on same line
+ public void mergeLinks() {
+ int numRects = rects.size();
+ if (numRects == 1)
+ return;
+
+ Rectangle curRect = new Rectangle((Rectangle)rects.elementAt(0));
+ Vector nv = new Vector();
+
+ for (int ri=1; ri < numRects; ri++) {
+ Rectangle r = (Rectangle)rects.elementAt(ri);
+
+ if ((r.y != curRect.y) || (curRect.height != r.height)) {
+ nv.addElement(curRect);
+ curRect = new Rectangle(r);
+ } else {
+ curRect.width = r.x + r.width - curRect.x;
+ }
+ if (ri == numRects-1)
+ nv.addElement(curRect);
+ }
+
+ rects = nv;
+ }
+
+ public String getDest() {
+ return this.externalDestination;
+ }
+
+ public Vector getRects() {
+ return this.rects;
+ }
+}
Alternately, this acknowledgment may appear in the software itself, if
and wherever such third-party acknowledgments normally appear.
- 4. The names "Fop" and "Apache Software Foundation" must not be used to
+ 4. The names "FOP" and "Apache Software Foundation" must not be used to
endorse or promote products derived from this software without prior
written permission. For written permission, please contact
apache@apache.org.
Software Foundation, please see <http://www.apache.org/>.
*/
+
package org.apache.fop.layout;
// FOP
protected int pageNumber = 0;
+ protected Vector linkSets = new Vector();
+
Page(AreaTree areaTree, int height, int width) {
this.areaTree = areaTree;
this.height = height;
public FontInfo getFontInfo() {
return this.areaTree.getFontInfo();
}
+
+ public void addLinkSet(LinkSet linkSet) {
+ this.linkSets.addElement(linkSet);
+ }
+
+ public Vector getLinkSets() {
+ return this.linkSets;
+ }
+
+ public boolean hasLinks() {
+ return (!this.linkSets.isEmpty());
+ }
}
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Enumeration;
+import java.awt.Rectangle;
+import java.util.Vector;
/**
* Renderer that renders areas to PDF
currentStream.add("ET\n");
this.pdfDoc.makePage(this.pdfResources, currentStream,
- page.getWidth()/1000, page.getHeight()/1000);
+ page.getWidth()/1000,
+ page.getHeight()/1000);
+
+ if (page.hasLinks()) {
+ Enumeration e = page.getLinkSets().elements();
+ while (e.hasMoreElements()) {
+ LinkSet linkSet = (LinkSet) e.nextElement();
+ String dest = linkSet.getDest();
+ Enumeration f = linkSet.getRects().elements();
+ while (f.hasMoreElements()) {
+ Rectangle rect = (Rectangle) f.nextElement();
+ this.pdfDoc.makeLink(rect, dest);
+ }
+ }
+ }
}
/**
projects / xmlgraphics-fop.git / commitdiff