From 68bcc37323c02a04e2af3ff99d1f54bf32b0f986 Mon Sep 17 00:00:00 2001
From: Karen Lease <klease@apache.org>
Date: Sun, 11 Nov 2001 14:15:10 +0000
Subject: [PATCH] Integrate layout managers for text and block

git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/trunk@194558 13f79535-47bb-0310-9956-ffa450edef68
---
 src/org/apache/fop/fo/FOText.java             |  5 ++
 src/org/apache/fop/fo/FObj.java               |  5 +-
 src/org/apache/fop/fo/flow/Block.java         |  5 +-
 .../fop/fo/pagination/PageSequence.java       | 48 ++++++++++---------
 4 files changed, 36 insertions(+), 27 deletions(-)

diff --git a/src/org/apache/fop/fo/FOText.java b/src/org/apache/fop/fo/FOText.java
index b0ebd2b4b..8c02cc07e 100644
--- a/src/org/apache/fop/fo/FOText.java
+++ b/src/org/apache/fop/fo/FOText.java
@@ -16,6 +16,8 @@ import org.apache.fop.datatypes.*;
 import org.apache.fop.fo.properties.*;
 import org.apache.fop.apps.FOPException;
 import org.apache.fop.system.BufferManager;
+import org.apache.fop.layoutmgr.LayoutManager;
+import org.apache.fop.layoutmgr.TextLayoutManager;
 
 /**
  * a text node in the formatting object tree
@@ -234,5 +236,8 @@ public class FOText extends FObj {
         return -1;
     }
 
+    public LayoutManager getLayoutManager() {
+	return new TextLayoutManager(this, ca);
+    }
 }
 
diff --git a/src/org/apache/fop/fo/FObj.java b/src/org/apache/fop/fo/FObj.java
index dc74a8a01..f4b6b52e6 100644
--- a/src/org/apache/fop/fo/FObj.java
+++ b/src/org/apache/fop/fo/FObj.java
@@ -25,6 +25,7 @@ import java.util.Iterator;
 import org.xml.sax.Attributes;
 
 import java.util.Iterator;
+import java.util.ListIterator;
 import java.util.Vector;
 import java.util.Hashtable;
 
@@ -199,8 +200,8 @@ public class FObj extends FONode {
     }
 
     
-    public Iterator getChildren() {
-	return children.iterator();
+    public ListIterator getChildren() {
+	return children.listIterator();
     }
 
     public void setIsInTableCell() {
diff --git a/src/org/apache/fop/fo/flow/Block.java b/src/org/apache/fop/fo/flow/Block.java
index cb8335c4c..f548b9e1c 100644
--- a/src/org/apache/fop/fo/flow/Block.java
+++ b/src/org/apache/fop/fo/flow/Block.java
@@ -14,7 +14,7 @@ import org.apache.fop.layout.*;
 import org.apache.fop.datatypes.*;
 import org.apache.fop.apps.FOPException;
 import org.apache.fop.layoutmgr.LayoutManager;
-//import org.apache.fop.layoutmgr.BlockLayoutManager;
+import org.apache.fop.layoutmgr.BlockLayoutManager;
 
 import org.xml.sax.Attributes;
 
@@ -353,8 +353,7 @@ public class Block extends FObjMixed {
     }
 
     public LayoutManager getLayoutManager() {
-	//return new BlockLayoutManager(this);
-	return null;
+	return new BlockLayoutManager(this);
     }
 
 }
diff --git a/src/org/apache/fop/fo/pagination/PageSequence.java b/src/org/apache/fop/fo/pagination/PageSequence.java
index 389be2c64..da1e22883 100644
--- a/src/org/apache/fop/fo/pagination/PageSequence.java
+++ b/src/org/apache/fop/fo/pagination/PageSequence.java
@@ -242,6 +242,7 @@ public class PageSequence extends FObj {
 		else {
 		    this.mainFlow = (Flow)child;
 		    addFlow(mainFlow);
+		    super.addChild(child); // For getChildren
 		}
 	    } 
 	    else if (childName.equals("fo:static-content")) {
@@ -267,7 +268,10 @@ public class PageSequence extends FObj {
 
     public void end() {
 	try {
-	    format(null);
+	    AreaTree at = new AreaTree();
+	    at.setTreeModel(AreaTree.createStorePagesModel());
+	    at.startPageSequence(null);
+	    format(at);
 	} catch (FOPException fopex) {
 	    log.error("Error in PageSequence.end(): " +
 		      fopex.getMessage());
@@ -277,27 +281,27 @@ public class PageSequence extends FObj {
 
 
 
-    /**
-     * Return children for layout. Only the main flow is laid out directly.
-     */
-    public Iterator getChildren() {
-	return new Iterator() {
-		boolean bFirst=true;
-		public boolean hasNext() {
-		    return (bFirst==true && mainFlow != null);
-		}
-		public Object next() {
-		    if (bFirst==true && mainFlow != null) {
-			bFirst=false;
-			return mainFlow;
-		    }
-		    else throw new NoSuchElementException();
-		}
-		public void remove() {
-		    throw new UnsupportedOperationException();
-		}
-	    };
-    }
+//     /**
+//      * Return children for layout. Only the main flow is laid out directly.
+//      */
+//     public ListIterator getChildren() {
+// 	return new ListIterator() {
+// 		boolean bFirst=true;
+// 		public boolean hasNext() {
+// 		    return (bFirst==true && mainFlow != null);
+// 		}
+// 		public Object next() {
+// 		    if (bFirst==true && mainFlow != null) {
+// 			bFirst=false;
+// 			return mainFlow;
+// 		    }
+// 		    else throw new NoSuchElementException();
+// 		}
+// 		public void remove() {
+// 		    throw new UnsupportedOperationException();
+// 		}
+// 	    };
+//     }
 
     /**
      * Runs the formatting of this page sequence into the given area tree
-- 
2.39.5