gmazza 2004/08/15 21:11:42
Modified: . fop.bat
src/java/org/apache/fop/fo/flow ExternalGraphic.java
Float.java Footnote.java FootnoteBody.java
InstreamForeignObject.java Leader.java
ListBlock.java
src/java/org/apache/fop/fo/pagination Flow.java
StaticContent.java
src/java/org/apache/fop/layoutmgr AddLMVisitor.java
PageNumberCitationLayoutManager.java
Added: src/java/org/apache/fop/layoutmgr LeaderLayoutManager.java
Log:
1. fo:leader layout initialization logic moved from AddLMVisitor to
fo.flow.Leader.
2. fo:leader layout logic moved from AddLMVisitor to new
layoutmgr.LayoutLeaderManager class.
3. validateChildNode() for fo:list-block implemented.
Revision Changes Path
1.20 +1 -1 xml-fop/fop.bat
Index: fop.bat
===================================================================
RCS file: /home/cvs/xml-fop/fop.bat,v
retrieving revision 1.19
retrieving revision 1.20
diff -u -r1.19 -r1.20
--- fop.bat 18 Apr 2004 22:39:02 -0000 1.19
+++ fop.bat 16 Aug 2004 04:11:41 -0000 1.20
@@ -43,7 +43,7 @@
set LOCALCLASSPATH=%LOCALCLASSPATH%;%LIBDIR%\xalan-2.4.1.jar
set LOCALCLASSPATH=%LOCALCLASSPATH%;%LIBDIR%\batik.jar
set LOCALCLASSPATH=%LOCALCLASSPATH%;%LIBDIR%\avalon-framework-4.1.4.jar
-set LOCALCLASSPATH=%LOCALCLASSPATH%;%LIBDIR%\commons-io-dev-20040206.jar
+set LOCALCLASSPATH=%LOCALCLASSPATH%;%LIBDIR%\commons-io-1.0.jar
set LOCALCLASSPATH=%LOCALCLASSPATH%;%LIBDIR%\commons-logging-1.0.3.jar
set LOCALCLASSPATH=%LOCALCLASSPATH%;%LIBDIR%\jimi-1.0.jar
set LOCALCLASSPATH=%LOCALCLASSPATH%;%LIBDIR%\jai_core.jar
1.38 +1 -1 xml-fop/src/java/org/apache/fop/fo/flow/ExternalGraphic.java
Index: ExternalGraphic.java
===================================================================
RCS file: /home/cvs/xml-fop/src/java/org/apache/fop/fo/flow/ExternalGraphic.java,v
retrieving revision 1.37
retrieving revision 1.38
diff -u -r1.37 -r1.38
--- ExternalGraphic.java 13 Aug 2004 00:03:49 -0000 1.37
+++ ExternalGraphic.java 16 Aug 2004 04:11:41 -0000 1.38
@@ -72,7 +72,7 @@
/**
* @see org.apache.fop.fo.FObj#addLayoutManager(List)
- */
+ */
public void addLayoutManager(List list) {
if (getURL() != null) {
ExternalGraphicLayoutManager lm = new
ExternalGraphicLayoutManager(this);
1.13 +1 -1 xml-fop/src/java/org/apache/fop/fo/flow/Float.java
Index: Float.java
===================================================================
RCS file: /home/cvs/xml-fop/src/java/org/apache/fop/fo/flow/Float.java,v
retrieving revision 1.12
retrieving revision 1.13
diff -u -r1.12 -r1.13
--- Float.java 11 Aug 2004 22:56:48 -0000 1.12
+++ Float.java 16 Aug 2004 04:11:41 -0000 1.13
@@ -52,7 +52,7 @@
/**
* Make sure content model satisfied, if so then tell the
- * StructureRenderer that we are at the end of the flow.
+ * FOInputHandler that we are at the end of the flow.
* @see org.apache.fop.fo.FONode#end
*/
protected void endOfNode() throws SAXParseException {
1.22 +1 -1 xml-fop/src/java/org/apache/fop/fo/flow/Footnote.java
Index: Footnote.java
===================================================================
RCS file: /home/cvs/xml-fop/src/java/org/apache/fop/fo/flow/Footnote.java,v
retrieving revision 1.21
retrieving revision 1.22
diff -u -r1.21 -r1.22
--- Footnote.java 13 Aug 2004 00:03:49 -0000 1.21
+++ Footnote.java 16 Aug 2004 04:11:41 -0000 1.22
@@ -82,7 +82,7 @@
/**
* Make sure content model satisfied, if so then tell the
- * StructureRenderer that we are at the end of the flow.
+ * FOInputHandler that we are at the end of the flow.
* @see org.apache.fop.fo.FONode#end
*/
protected void endOfNode() throws SAXParseException {
1.19 +1 -1 xml-fop/src/java/org/apache/fop/fo/flow/FootnoteBody.java
Index: FootnoteBody.java
===================================================================
RCS file: /home/cvs/xml-fop/src/java/org/apache/fop/fo/flow/FootnoteBody.java,v
retrieving revision 1.18
retrieving revision 1.19
diff -u -r1.18 -r1.19
--- FootnoteBody.java 13 Aug 2004 12:29:51 -0000 1.18
+++ FootnoteBody.java 16 Aug 2004 04:11:41 -0000 1.19
@@ -60,7 +60,7 @@
/**
* Make sure content model satisfied, if so then tell the
- * StructureRenderer that we are at the end of the flow.
+ * FOInputHandler that we are at the end of the flow.
* @see org.apache.fop.fo.FONode#end
*/
protected void endOfNode() throws SAXParseException {
1.21 +1 -1
xml-fop/src/java/org/apache/fop/fo/flow/InstreamForeignObject.java
Index: InstreamForeignObject.java
===================================================================
RCS file:
/home/cvs/xml-fop/src/java/org/apache/fop/fo/flow/InstreamForeignObject.java,v
retrieving revision 1.20
retrieving revision 1.21
diff -u -r1.20 -r1.21
--- InstreamForeignObject.java 14 Aug 2004 18:36:21 -0000 1.20
+++ InstreamForeignObject.java 16 Aug 2004 04:11:41 -0000 1.21
@@ -66,7 +66,7 @@
/**
* Make sure content model satisfied, if so then tell the
- * StructureRenderer that we are at the end of the flow.
+ * FOInputHandler that we are at the end of the flow.
* @see org.apache.fop.fo.FONode#end
*/
protected void endOfNode() throws SAXParseException {
1.33 +23 -16 xml-fop/src/java/org/apache/fop/fo/flow/Leader.java
Index: Leader.java
===================================================================
RCS file: /home/cvs/xml-fop/src/java/org/apache/fop/fo/flow/Leader.java,v
retrieving revision 1.32
retrieving revision 1.33
diff -u -r1.32 -r1.33
--- Leader.java 11 Aug 2004 04:15:25 -0000 1.32
+++ Leader.java 16 Aug 2004 04:11:41 -0000 1.33
@@ -18,21 +18,24 @@
package org.apache.fop.fo.flow;
+// Java
+import java.util.List;
+
+// FOP
import org.apache.fop.datatypes.ColorType;
import org.apache.fop.datatypes.Length;
import org.apache.fop.fo.FONode;
-import org.apache.fop.layoutmgr.AddLMVisitor;
import org.apache.fop.fo.FObjMixed;
import org.apache.fop.fo.properties.PercentLength;
import org.apache.fop.fonts.Font;
-import org.apache.fop.fo.LMVisited;
+import org.apache.fop.layoutmgr.LeaderLayoutManager;
/**
- * Class modelling fo:leader object. See Sec. 6.6.9 of the XSL-FO Standard.
+ * Class modelling fo:leader object.
* The main property of fo:leader is leader-pattern.
* The following patterns are treated: rule, space, dots and use-content.
*/
-public class Leader extends FObjMixed implements LMVisited {
+public class Leader extends FObjMixed {
private int ruleStyle;
private int ruleThickness;
@@ -89,12 +92,14 @@
}
+ /**
+ * @todo check need for each of these accessors (should be LM instead?)
+ */
public int getLength(int propId, int dim) {
int length;
Length maxlength = propertyList.get(propId).getLength();
if (maxlength instanceof PercentLength) {
- length = (int)(((PercentLength)maxlength).value()
- * dim);
+ length = (int)(((PercentLength)maxlength).value() * dim);
} else {
length = maxlength.getValue();
}
@@ -121,20 +126,22 @@
return patternWidth;
}
- public String getName() {
- return "fo:leader";
- }
-
/**
- * This is a hook for the AddLMVisitor class to be able to access
- * this object.
- * @param aLMV the AddLMVisitor object that can access this object.
+ * @see org.apache.fop.fo.FObj#addLayoutManager(List)
*/
- public void acceptVisitor(AddLMVisitor aLMV) {
+ public void addLayoutManager(List list) {
setup();
- aLMV.serveLeader(this);
+ LeaderLayoutManager lm = new LeaderLayoutManager(this);
+ list.add(lm);
}
-
+
+ /**
+ * @see org.apache.fop.fo.FObj#getName()
+ */
+ public String getName() {
+ return "fo:leader";
+ }
+
/**
* @see org.apache.fop.fo.FObj#getNameId()
*/
1.24 +33 -11 xml-fop/src/java/org/apache/fop/fo/flow/ListBlock.java
Index: ListBlock.java
===================================================================
RCS file: /home/cvs/xml-fop/src/java/org/apache/fop/fo/flow/ListBlock.java,v
retrieving revision 1.23
retrieving revision 1.24
diff -u -r1.23 -r1.24
--- ListBlock.java 11 Aug 2004 04:15:25 -0000 1.23
+++ ListBlock.java 16 Aug 2004 04:11:41 -0000 1.24
@@ -23,6 +23,7 @@
// XML
import org.xml.sax.Attributes;
+import org.xml.sax.Locator;
import org.xml.sax.SAXParseException;
// FOP
@@ -30,12 +31,6 @@
import org.apache.fop.fo.FONode;
import org.apache.fop.fo.FObj;
import org.apache.fop.layoutmgr.list.ListBlockLayoutManager;
-import org.apache.fop.fo.properties.CommonAccessibility;
-import org.apache.fop.fo.properties.CommonAural;
-import org.apache.fop.fo.properties.CommonBackground;
-import org.apache.fop.fo.properties.CommonBorderAndPadding;
-import org.apache.fop.fo.properties.CommonMarginBlock;
-import org.apache.fop.fo.properties.CommonRelativePosition;
/**
* Class modelling the fo:list-block object. See Sec. 6.8.2 of the XSL-FO
@@ -54,6 +49,9 @@
private int spaceAfter;
private int spaceBetweenListRows = 0;
private ColorType backgroundColor;
+
+ // used for child node validation
+ private boolean hasListItem = false;
/**
* @param parent FONode that is the parent of this object
@@ -87,6 +85,35 @@
}
/**
+ * @see org.apache.fop.fo.FONode#validateChildNode(Locator, String, String)
+ * XSL Content Model: marker* (list-item)+
+ */
+ protected void validateChildNode(Locator loc, String nsURI, String localName)
+ throws SAXParseException {
+ if (nsURI == FO_URI && localName.equals("marker")) {
+ if (hasListItem) {
+ nodesOutOfOrderError(loc, "fo:marker", "fo:list-item");
+ }
+ } else if (nsURI == FO_URI && localName.equals("list-item")) {
+ hasListItem = true;
+ } else {
+ invalidChildError(loc, nsURI, localName);
+ }
+ }
+
+ /**
+ * Make sure content model satisfied, if so then tell the
+ * FOInputHandler that we are at the end of the flow.
+ * @see org.apache.fop.fo.FONode#end
+ */
+ protected void endOfNode() throws SAXParseException {
+ if (!hasListItem) {
+ missingChildElementError("marker* (list-item)+");
+ }
+ getFOInputHandler().endList(this);
+ }
+
+ /**
* @return false (ListBlock does not generate inline areas)
*/
public boolean generatesInlineAreas() {
@@ -99,11 +126,6 @@
public void addLayoutManager(List list) {
ListBlockLayoutManager lm = new ListBlockLayoutManager(this);
list.add(lm);
- }
-
- protected void endOfNode() throws SAXParseException {
- super.endOfNode();
- getFOInputHandler().endList(this);
}
public String getName() {
1.27 +2 -2 xml-fop/src/java/org/apache/fop/fo/pagination/Flow.java
Index: Flow.java
===================================================================
RCS file: /home/cvs/xml-fop/src/java/org/apache/fop/fo/pagination/Flow.java,v
retrieving revision 1.26
retrieving revision 1.27
diff -u -r1.26 -r1.27
--- Flow.java 8 Aug 2004 18:39:25 -0000 1.26
+++ Flow.java 16 Aug 2004 04:11:42 -0000 1.27
@@ -86,7 +86,7 @@
/**
* Make sure content model satisfied, if so then tell the
- * StructureRenderer that we are at the end of the flow.
+ * FOInputHandler that we are at the end of the flow.
* @see org.apache.fop.fo.FONode#end
*/
protected void endOfNode() throws SAXParseException {
1.21 +2 -2 xml-fop/src/java/org/apache/fop/fo/pagination/StaticContent.java
Index: StaticContent.java
===================================================================
RCS file:
/home/cvs/xml-fop/src/java/org/apache/fop/fo/pagination/StaticContent.java,v
retrieving revision 1.20
retrieving revision 1.21
diff -u -r1.20 -r1.21
--- StaticContent.java 8 Aug 2004 18:39:26 -0000 1.20
+++ StaticContent.java 16 Aug 2004 04:11:42 -0000 1.21
@@ -55,7 +55,7 @@
/**
* Make sure content model satisfied, if so then tell the
- * StructureRenderer that we are at the end of the flow.
+ * FOInputHandler that we are at the end of the flow.
* @see org.apache.fop.fo.FONode#end
*/
protected void endOfNode() throws SAXParseException {
1.57 +1 -111 xml-fop/src/java/org/apache/fop/layoutmgr/AddLMVisitor.java
Index: AddLMVisitor.java
===================================================================
RCS file: /home/cvs/xml-fop/src/java/org/apache/fop/layoutmgr/AddLMVisitor.java,v
retrieving revision 1.56
retrieving revision 1.57
diff -u -r1.56 -r1.57
--- AddLMVisitor.java 14 Aug 2004 18:36:21 -0000 1.56
+++ AddLMVisitor.java 16 Aug 2004 04:11:42 -0000 1.57
@@ -21,18 +21,8 @@
import java.util.List;
import java.util.ListIterator;
-import org.apache.fop.area.Trait;
-import org.apache.fop.area.inline.FilledArea;
-import org.apache.fop.area.inline.InlineArea;
-import org.apache.fop.area.inline.Space;
-import org.apache.fop.area.inline.TextArea;
-import org.apache.fop.datatypes.Length;
-import org.apache.fop.fo.Constants;
import org.apache.fop.fo.FObj;
-import org.apache.fop.fo.flow.Inline;
-import org.apache.fop.fo.flow.Leader;
import org.apache.fop.fo.flow.Wrapper;
-import org.apache.fop.traits.MinOptMax;
import org.apache.fop.fo.LMVisited;
/**
@@ -100,104 +90,4 @@
}
}
}
-
- public void serveLeader(final Leader node) {
- LeafNodeLayoutManager lm = new LeafNodeLayoutManager(node) {
- public InlineArea get(LayoutContext context) {
- return getLeaderInlineArea(node, this);
- }
-
- protected MinOptMax getAllocationIPD(int refIPD) {
- return getLeaderAllocIPD(node, refIPD);
- }
-
- /*protected void offsetArea(LayoutContext context) {
- if(leaderPattern == LeaderPattern.DOTS) {
- curArea.setOffset(context.getBaseline());
- }
- }*/
- };
- lm.setAlignment(node.getProperty(Constants.PR_LEADER_ALIGNMENT).getEnum());
- currentLMList.add(lm);
- }
-
- public MinOptMax getLeaderAllocIPD(Leader node, int ipd) {
- // length of the leader
- int opt = node.getLength(Constants.PR_LEADER_LENGTH |
Constants.CP_OPTIMUM, ipd);
- int min = node.getLength(Constants.PR_LEADER_LENGTH |
Constants.CP_MINIMUM, ipd);
- int max = node.getLength(Constants.PR_LEADER_LENGTH |
Constants.CP_MAXIMUM, ipd);
-
- return new MinOptMax(min, opt, max);
- }
-
- private InlineArea getLeaderInlineArea(Leader node, LayoutManager parentLM) {
- InlineArea leaderArea = null;
-
- if (node.getLeaderPattern() == Constants.LeaderPattern.RULE) {
- org.apache.fop.area.inline.Leader leader = new
org.apache.fop.area.inline.Leader();
- leader.setRuleStyle(node.getRuleStyle());
- leader.setRuleThickness(node.getRuleThickness());
- leaderArea = leader;
- } else if (node.getLeaderPattern() == Constants.LeaderPattern.SPACE) {
- leaderArea = new Space();
- } else if (node.getLeaderPattern() == Constants.LeaderPattern.DOTS) {
- TextArea t = new TextArea();
- char dot = '.'; // userAgent.getLeaderDotCharacter();
-
- t.setTextArea("" + dot);
- t.addTrait(Trait.FONT_NAME, node.getFontState().getFontName());
- t.addTrait(Trait.FONT_SIZE,
- new Integer(node.getFontState().getFontSize()));
- // set offset of dot within inline parent
- t.setOffset(node.getFontState().getAscender());
- int width = node.getFontState().getCharWidth(dot);
- Space spacer = null;
- if (node.getPatternWidth() > width) {
- spacer = new Space();
- spacer.setWidth(node.getPatternWidth() - width);
- width = node.getPatternWidth();
- }
- FilledArea fa = new FilledArea();
- fa.setUnitWidth(width);
- fa.addChild(t);
- if (spacer != null) {
- fa.addChild(spacer);
- }
- fa.setHeight(node.getFontState().getAscender());
-
- leaderArea = fa;
- } else if (node.getLeaderPattern() == Constants.LeaderPattern.USECONTENT) {
- if (node.getChildNodes() == null) {
- node.getLogger().error("Leader use-content with no content");
- return null;
- }
- InlineStackingLayoutManager lm;
- lm = new InlineStackingLayoutManager(node);
- lm.setLMiter(new LMiter(lm, node.getChildNodes()));
- lm.initialize();
-
- // get breaks then add areas to FilledArea
- FilledArea fa = new FilledArea();
-
- ContentLayoutManager clm = new ContentLayoutManager(fa);
- clm.setParent(parentLM);
- clm.setUserAgent(node.getUserAgent());
- lm.setParent(clm);
-
- clm.fillArea(lm);
- int width = clm.getStackingSize();
- Space spacer = null;
- if (node.getPatternWidth() > width) {
- spacer = new Space();
- spacer.setWidth(node.getPatternWidth() - width);
- width = node.getPatternWidth();
- }
- fa.setUnitWidth(width);
- if (spacer != null) {
- fa.addChild(spacer);
- }
- leaderArea = fa;
- }
- return leaderArea;
- }
}
1.3 +3 -3
xml-fop/src/java/org/apache/fop/layoutmgr/PageNumberCitationLayoutManager.java
Index: PageNumberCitationLayoutManager.java
===================================================================
RCS file:
/home/cvs/xml-fop/src/java/org/apache/fop/layoutmgr/PageNumberCitationLayoutManager.java,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -r1.2 -r1.3
--- PageNumberCitationLayoutManager.java 11 Aug 2004 22:56:48 -0000 1.2
+++ PageNumberCitationLayoutManager.java 16 Aug 2004 04:11:42 -0000 1.3
@@ -28,7 +28,7 @@
import org.apache.fop.fonts.Font;
/**
- * LayoutManager for the fo:basic-link formatting object
+ * LayoutManager for the fo:page-number-citation formatting object
*/
public class PageNumberCitationLayoutManager extends LeafNodeLayoutManager {
@@ -39,7 +39,7 @@
* Constructor
*
* @param node the formatting object that creates this area
- * @todo better null checking font
+ * @todo better null checking of font object
*/
public PageNumberCitationLayoutManager(PageNumberCitation node) {
super(node);
1.1
xml-fop/src/java/org/apache/fop/layoutmgr/LeaderLayoutManager.java
Index: LeaderLayoutManager.java
===================================================================
/*
* Copyright 1999-2004 The Apache Software Foundation.
*
* Licensed 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: LeaderLayoutManager.java,v 1.1 2004/08/16 04:11:42 gmazza Exp $ */
package org.apache.fop.layoutmgr;
import org.apache.fop.area.Trait;
import org.apache.fop.area.inline.FilledArea;
import org.apache.fop.area.inline.InlineArea;
import org.apache.fop.area.inline.Space;
import org.apache.fop.area.inline.TextArea;
import org.apache.fop.datatypes.Length;
import org.apache.fop.fo.Constants;
import org.apache.fop.fo.flow.Inline;
import org.apache.fop.fo.flow.Leader;
import org.apache.fop.fonts.Font;
import org.apache.fop.traits.MinOptMax;
/**
* LayoutManager for the fo:leader formatting object
*/
public class LeaderLayoutManager extends LeafNodeLayoutManager {
Leader ldrNode;
Font font = null;
/**
* Constructor
*
* @param node the formatting object that creates this area
* @todo better null checking of font object
*/
public LeaderLayoutManager(Leader node) {
super(node);
ldrNode = node;
font = node.getFontState();
setAlignment(node.getProperty(PR_LEADER_ALIGNMENT).getEnum());
}
public InlineArea get(LayoutContext context) {
return getLeaderInlineArea();
}
protected MinOptMax getAllocationIPD(int refIPD) {
return getLeaderAllocIPD(refIPD);
}
private MinOptMax getLeaderAllocIPD(int ipd) {
// length of the leader
int opt = ldrNode.getLength(PR_LEADER_LENGTH | CP_OPTIMUM, ipd);
int min = ldrNode.getLength(PR_LEADER_LENGTH | CP_MINIMUM, ipd);
int max = ldrNode.getLength(PR_LEADER_LENGTH | CP_MAXIMUM, ipd);
return new MinOptMax(min, opt, max);
}
private InlineArea getLeaderInlineArea() {
InlineArea leaderArea = null;
if (ldrNode.getLeaderPattern() == LeaderPattern.RULE) {
org.apache.fop.area.inline.Leader leader =
new org.apache.fop.area.inline.Leader();
leader.setRuleStyle(ldrNode.getRuleStyle());
leader.setRuleThickness(ldrNode.getRuleThickness());
leaderArea = leader;
} else if (ldrNode.getLeaderPattern() == LeaderPattern.SPACE) {
leaderArea = new Space();
} else if (ldrNode.getLeaderPattern() == LeaderPattern.DOTS) {
TextArea t = new TextArea();
char dot = '.'; // userAgent.getLeaderDotCharacter();
t.setTextArea("" + dot);
t.addTrait(Trait.FONT_NAME, font.getFontName());
t.addTrait(Trait.FONT_SIZE, new Integer(font.getFontSize()));
// set offset of dot within inline parent
t.setOffset(font.getAscender());
int width = font.getCharWidth(dot);
Space spacer = null;
if (ldrNode.getPatternWidth() > width) {
spacer = new Space();
spacer.setWidth(ldrNode.getPatternWidth() - width);
width = ldrNode.getPatternWidth();
}
FilledArea fa = new FilledArea();
fa.setUnitWidth(width);
fa.addChild(t);
if (spacer != null) {
fa.addChild(spacer);
}
fa.setHeight(font.getAscender());
leaderArea = fa;
} else if (ldrNode.getLeaderPattern() == LeaderPattern.USECONTENT) {
if (ldrNode.getChildNodes() == null) {
ldrNode.getLogger().error("Leader use-content with no content");
return null;
}
InlineStackingLayoutManager lm;
lm = new InlineStackingLayoutManager(ldrNode);
lm.setLMiter(new LMiter(lm, ldrNode.getChildNodes()));
lm.initialize();
// get breaks then add areas to FilledArea
FilledArea fa = new FilledArea();
ContentLayoutManager clm = new ContentLayoutManager(fa);
clm.setParent(this);
clm.setUserAgent(ldrNode.getUserAgent());
lm.setParent(clm);
clm.fillArea(lm);
int width = clm.getStackingSize();
Space spacer = null;
if (ldrNode.getPatternWidth() > width) {
spacer = new Space();
spacer.setWidth(ldrNode.getPatternWidth() - width);
width = ldrNode.getPatternWidth();
}
fa.setUnitWidth(width);
if (spacer != null) {
fa.addChild(spacer);
}
leaderArea = fa;
}
return leaderArea;
}
}
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