Author: jeremias
Date: Fri Oct 24 06:42:59 2008
New Revision: 707631

URL: http://svn.apache.org/viewvc?rev=707631&view=rev
Log:
Fixed a problem where the BPD or a block area could be wrong if there is a 
nested, absolutely positioned area (for example a block-container).

Added:
    
xmlgraphics/fop/trunk/test/layoutengine/standard-testcases/block-container_area-bpd.xml
   (with props)
Modified:
    xmlgraphics/fop/trunk/src/java/org/apache/fop/area/Block.java
    
xmlgraphics/fop/trunk/src/java/org/apache/fop/layoutmgr/list/ListItemLayoutManager.java
    xmlgraphics/fop/trunk/status.xml

Modified: xmlgraphics/fop/trunk/src/java/org/apache/fop/area/Block.java
URL: 
http://svn.apache.org/viewvc/xmlgraphics/fop/trunk/src/java/org/apache/fop/area/Block.java?rev=707631&r1=707630&r2=707631&view=diff
==============================================================================
--- xmlgraphics/fop/trunk/src/java/org/apache/fop/area/Block.java (original)
+++ xmlgraphics/fop/trunk/src/java/org/apache/fop/area/Block.java Fri Oct 24 
06:42:59 2008
@@ -79,7 +79,7 @@
      * @param autoHeight increase the height of the block.
      */
     public void addBlock(Block block, boolean autoHeight) {
-        if (autoHeight && allowBPDUpdate) {
+        if (autoHeight && allowBPDUpdate && block.isStacked()) {
             bpd += block.getAllocBPD();
         }
         addChildArea(block);

Modified: 
xmlgraphics/fop/trunk/src/java/org/apache/fop/layoutmgr/list/ListItemLayoutManager.java
URL: 
http://svn.apache.org/viewvc/xmlgraphics/fop/trunk/src/java/org/apache/fop/layoutmgr/list/ListItemLayoutManager.java?rev=707631&r1=707630&r2=707631&view=diff
==============================================================================
--- 
xmlgraphics/fop/trunk/src/java/org/apache/fop/layoutmgr/list/ListItemLayoutManager.java
 (original)
+++ 
xmlgraphics/fop/trunk/src/java/org/apache/fop/layoutmgr/list/ListItemLayoutManager.java
 Fri Oct 24 06:42:59 2008
@@ -26,6 +26,7 @@
 
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
+
 import org.apache.fop.area.Area;
 import org.apache.fop.area.Block;
 import org.apache.fop.fo.flow.ListItem;
@@ -537,14 +538,6 @@
             label.addAreas(labelIter, lc);
         }
 
-        // reset the area bpd after adding the label areas and before adding 
the body areas
-        int savedBPD = 0;
-        if (labelFirstIndex <= labelLastIndex
-            && bodyFirstIndex <= bodyLastIndex) {
-            savedBPD = curBlockArea.getBPD();
-            curBlockArea.setBPD(0);
-        }
-
         // add body areas
         if (bodyFirstIndex <= bodyLastIndex) {
             KnuthPossPosIter bodyIter = new KnuthPossPosIter(bodyList,
@@ -559,9 +552,13 @@
         }
 
         // after adding body areas, set the maximum area bpd
-        if (curBlockArea.getBPD() < savedBPD) {
-            curBlockArea.setBPD(savedBPD);
+        int childCount = curBlockArea.getChildAreas().size();
+        assert childCount >= 1 && childCount <= 2;
+        int itemBPD = 
((Block)curBlockArea.getChildAreas().get(0)).getAllocBPD();
+        if (childCount == 2) {
+            itemBPD = Math.max(itemBPD, 
((Block)curBlockArea.getChildAreas().get(1)).getAllocBPD());
         }
+        curBlockArea.setBPD(itemBPD);
 
         addMarkersToPage(false, isFirst(firstPos), isLast(lastPos));
 

Modified: xmlgraphics/fop/trunk/status.xml
URL: 
http://svn.apache.org/viewvc/xmlgraphics/fop/trunk/status.xml?rev=707631&r1=707630&r2=707631&view=diff
==============================================================================
--- xmlgraphics/fop/trunk/status.xml (original)
+++ xmlgraphics/fop/trunk/status.xml Fri Oct 24 06:42:59 2008
@@ -53,6 +53,10 @@
 
   <changes>
     <release version="FOP Trunk" date="TBD">
+      <action context="Layout" dev="JM" type="fix">
+        Fixed a problem where the BPD or a block area could be wrong if there 
is a nested,
+        absolutely positioned area (for example a block-container).
+      </action>
       <action context="Layout" dev="AD" type="fix" fixes-bug="40798">
         Bugzilla 40798: A conditional-page-master-reference with 
page-position="last" qualifies
         for a first page, if it is also the last. Additionally: also added 
support for

Added: 
xmlgraphics/fop/trunk/test/layoutengine/standard-testcases/block-container_area-bpd.xml
URL: 
http://svn.apache.org/viewvc/xmlgraphics/fop/trunk/test/layoutengine/standard-testcases/block-container_area-bpd.xml?rev=707631&view=auto
==============================================================================
--- 
xmlgraphics/fop/trunk/test/layoutengine/standard-testcases/block-container_area-bpd.xml
 (added)
+++ 
xmlgraphics/fop/trunk/test/layoutengine/standard-testcases/block-container_area-bpd.xml
 Fri Oct 24 06:42:59 2008
@@ -0,0 +1,59 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  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.
+-->
+<!-- $Id$ -->
+<testcase>
+  <info>
+    <p>
+      This test checks bpd values on block-containers.
+    </p>
+  </info>
+  <fo>
+    <fo:root xmlns:fo="http://www.w3.org/1999/XSL/Format";>
+      <fo:layout-master-set>
+        <fo:simple-page-master master-name="normal" page-width="5in" 
page-height="5in">
+          <fo:region-body/>
+        </fo:simple-page-master>
+      </fo:layout-master-set>
+      <fo:page-sequence master-reference="normal">
+        <fo:flow flow-name="xsl-region-body">
+          <fo:block>Testing area BPDs...</fo:block>
+          <fo:block-container id="bc1" absolute-position="absolute" 
top="0.15cm" left="0.25cm">
+            <fo:block>                        
+              <fo:inline background-color="grey">bc1</fo:inline>               
             
+            </fo:block>
+          </fo:block-container> 
+          <fo:block background-color="orange">
+            <fo:block color="red" background-color="yellow">Below
+              <fo:block-container id="bc2" absolute-position="absolute" 
top="0.35cm" left="0.25cm">
+                <fo:block>                        
+                  <fo:inline background-color="grey">Above</fo:inline>         
                   
+                </fo:block>
+              </fo:block-container> 
+            </fo:block>
+          </fo:block>
+        </fo:flow>
+      </fo:page-sequence>
+    </fo:root>
+  </fo>
+  <checks>
+    <eval expected="28800" xpath="//flow/@bpd"/>
+    <eval expected="14400" xpath="//[EMAIL PROTECTED]'bc1']/@bpd"/>
+    <eval expected="14400" xpath="//[EMAIL PROTECTED]'bc2']/@bpd"/>
+    <eval expected="14400" xpath="//[EMAIL PROTECTED]'bc2']/../@bpd"/>
+  </checks>
+</testcase>

Propchange: 
xmlgraphics/fop/trunk/test/layoutengine/standard-testcases/block-container_area-bpd.xml
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Propchange: 
xmlgraphics/fop/trunk/test/layoutengine/standard-testcases/block-container_area-bpd.xml
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    svn:keywords = Id



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