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Posted to fop-commits@xmlgraphics.apache.org by pi...@apache.org on 2002/07/19 02:30:14 UTC
cvs commit: xml-fop/src/org/apache/fop/fo/flow RetrieveMarker.java
pietsch 2002/07/18 17:30:14
Modified: src/org/apache/fop/apps Tag: fop-0_20_2-maintain
StreamRenderer.java
src/org/apache/fop/fo/flow Tag: fop-0_20_2-maintain
RetrieveMarker.java
Log:
Fixed marker retrival to a large degree. It works
now for arbitrary retrival boundaries as long as
the referenced page is still in the renderer queue
(could be enforced by forward referencing page
number citation)
Markers which are immediate children of a flow
still don't work.
Revision Changes Path
No revision
No revision
1.6.2.6 +46 -33 xml-fop/src/org/apache/fop/apps/Attic/StreamRenderer.java
Index: StreamRenderer.java
===================================================================
RCS file: /home/cvs/xml-fop/src/org/apache/fop/apps/Attic/StreamRenderer.java,v
retrieving revision 1.6.2.5
retrieving revision 1.6.2.6
diff -u -r1.6.2.5 -r1.6.2.6
--- StreamRenderer.java 18 Jul 2002 22:47:41 -0000 1.6.2.5
+++ StreamRenderer.java 19 Jul 2002 00:30:13 -0000 1.6.2.6
@@ -318,42 +318,55 @@
}
}
- public Page getNextPage(Page current, boolean isWithinPageSequence,
- boolean isFirstCall) {
- Page nextPage = null;
- int pageIndex = 0;
- if (isFirstCall)
- pageIndex = renderQueue.size();
- else
- pageIndex = renderQueue.indexOf(current);
- if ((pageIndex + 1) < renderQueue.size()) {
- nextPage = ((RenderQueueEntry)renderQueue
- .elementAt(pageIndex + 1)).getPage();
- if (isWithinPageSequence
- &&!nextPage.getPageSequence().equals(current.getPageSequence())) {
- nextPage = null;
- }
- }
- return nextPage;
- }
+ // unused and broken
+// public Page getNextPage(Page current, boolean isWithinPageSequence,
+// boolean isFirstCall) {
+// Page nextPage = null;
+// int pageIndex = 0;
+// if (isFirstCall)
+// pageIndex = renderQueue.size();
+// else
+// pageIndex = renderQueue.indexOf(current);
+// if ((pageIndex + 1) < renderQueue.size()) {
+// nextPage = ((RenderQueueEntry)renderQueue
+// .elementAt(pageIndex + 1)).getPage();
+// if (isWithinPageSequence
+// &&!nextPage.getPageSequence().equals(current.getPageSequence())) {
+// nextPage = null;
+// }
+// }
+// return nextPage;
+// }
public Page getPreviousPage(Page current, boolean isWithinPageSequence,
boolean isFirstCall) {
- Page previousPage = null;
- int pageIndex = 0;
- if (isFirstCall)
- pageIndex = renderQueue.size();
- else
- pageIndex = renderQueue.indexOf(current);
- if ((pageIndex - 1) >= 0) {
- previousPage = ((RenderQueueEntry)renderQueue
- .elementAt(pageIndex - 1)).getPage();
- PageSequence currentPS = current.getPageSequence();
- PageSequence previousPS = previousPage.getPageSequence();
- if (isWithinPageSequence &&!previousPS.equals(currentPS)) {
- previousPage = null;
+ if (isFirstCall) {
+ int pageIndex = renderQueue.size();
+ if (pageIndex > 0) {
+ Page previousPage = ((RenderQueueEntry)renderQueue
+ .elementAt(pageIndex - 1)).getPage();
+ PageSequence currentPS = current.getPageSequence();
+ PageSequence previousPS = previousPage.getPageSequence();
+ if (!isWithinPageSequence || previousPS.equals(currentPS)) {
+ return previousPage;
+ }
+ }
+ } else {
+ for (int pageIndex=renderQueue.size()-1;pageIndex>0;pageIndex--) {
+ Page page = ((RenderQueueEntry)renderQueue
+ .elementAt(pageIndex)).getPage();
+ if (current.equals(page)) {
+ Page previousPage = ((RenderQueueEntry)renderQueue
+ .elementAt(pageIndex - 1)).getPage();
+ PageSequence currentPS = current.getPageSequence();
+ PageSequence previousPS = previousPage.getPageSequence();
+ if (!isWithinPageSequence || previousPS.equals(currentPS)) {
+ return previousPage;
+ }
+ return null;
+ }
}
}
- return previousPage;
+ return null;
}
}
No revision
No revision
1.6.2.2 +26 -23 xml-fop/src/org/apache/fop/fo/flow/RetrieveMarker.java
Index: RetrieveMarker.java
===================================================================
RCS file: /home/cvs/xml-fop/src/org/apache/fop/fo/flow/RetrieveMarker.java,v
retrieving revision 1.6.2.1
retrieving revision 1.6.2.2
diff -u -r1.6.2.1 -r1.6.2.2
--- RetrieveMarker.java 8 Jan 2002 07:49:33 -0000 1.6.2.1
+++ RetrieveMarker.java 19 Jul 2002 00:30:13 -0000 1.6.2.2
@@ -55,32 +55,35 @@
Marker bestMarker = searchPage(containingPage, true);
// if marker not yet found, and 'retrieve-boundary' permits,
- // search forward by Page
- if ((null == bestMarker)
- && (retrieveBoundary != RetrieveBoundary.PAGE)) {
- // System.out.println("Null bestMarker and searching...");
- Page currentPage = containingPage;
- boolean isFirstCall = true;
- while (bestMarker == null) {
- Page previousPage = locatePreviousPage(currentPage,
- retrieveBoundary,
- isFirstCall);
- isFirstCall = false;
- // System.out.println("Previous page = '" + previousPage + "'");
- bestMarker = searchPage(previousPage, false);
- currentPage = previousPage;
+ // search backward by Page
+ if (bestMarker == null) {
+ if (retrieveBoundary != RetrieveBoundary.PAGE) {
+// System.out.println("Null bestMarker and searching...");
+ Page currentPage = containingPage;
+ boolean isFirstCall = true;
+ while (bestMarker == null) {
+ Page previousPage = locatePreviousPage(currentPage,
+ retrieveBoundary,
+ isFirstCall);
+ isFirstCall = false;
+ if (previousPage!=null) {
+ bestMarker = searchPage(previousPage, false);
+ currentPage = previousPage;
+ } else {
+ return new Status(Status.OK);
+ }
+ }
+ } else {
+ return new Status(Status.OK);
}
}
Status status = new Status(Status.OK);
- if (null != bestMarker) {
- // System.out.println("Laying out marker '" + bestMarker + "' in area '" + area + "'");
- // the 'markers' referred to in this method are internal; they have
- // nothing to do with fo:marker
- bestMarker.resetMarker();
- status = bestMarker.layoutMarker(area);
- }
-
+ // System.out.println("Laying out marker '" + bestMarker + "' in area '" + area + "'");
+ // the 'markers' referred to in this method are internal; they have
+ // nothing to do with fo:marker
+ bestMarker.resetMarker();
+ status = bestMarker.layoutMarker(area);
return status;
}
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