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org.apache.batik.extension.svg.BatikFlowTextElementBridge Maven / Gradle / Ivy
/*
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.
*/
package org.apache.batik.extension.svg;
import java.awt.Color;
import java.awt.font.TextAttribute;
import java.awt.geom.Point2D;
import java.text.AttributedCharacterIterator;
import java.text.AttributedString;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import org.apache.batik.anim.dom.SVGOMElement;
import org.apache.batik.bridge.Bridge;
import org.apache.batik.bridge.BridgeContext;
import org.apache.batik.bridge.BridgeException;
import org.apache.batik.bridge.CSSUtilities;
import org.apache.batik.bridge.CursorManager;
import org.apache.batik.bridge.SVGAElementBridge;
import org.apache.batik.bridge.SVGTextElementBridge;
import org.apache.batik.bridge.SVGUtilities;
import org.apache.batik.bridge.TextNode;
import org.apache.batik.bridge.TextUtilities;
import org.apache.batik.bridge.UnitProcessor;
import org.apache.batik.bridge.UserAgent;
import org.apache.batik.dom.events.NodeEventTarget;
import org.apache.batik.dom.util.XLinkSupport;
import org.apache.batik.dom.util.XMLSupport;
import org.apache.batik.gvt.GraphicsNode;
import org.apache.batik.gvt.text.GVTAttributedCharacterIterator;
import org.apache.batik.gvt.text.TextPath;
import org.apache.batik.gvt.text.TextPaintInfo;
import org.apache.batik.util.SVGConstants;
import org.apache.batik.util.XMLConstants;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
/**
* Bridge class for the <flowText> element.
*
* @author Thomas DeWeese
* @version $Id: BatikFlowTextElementBridge.java 1733416 2016-03-03 07:07:13Z gadams $
*/
public class BatikFlowTextElementBridge extends SVGTextElementBridge
implements BatikExtConstants {
public static final AttributedCharacterIterator.Attribute FLOW_PARAGRAPH
= GVTAttributedCharacterIterator.TextAttribute.FLOW_PARAGRAPH;
public static final AttributedCharacterIterator.Attribute
FLOW_EMPTY_PARAGRAPH
= GVTAttributedCharacterIterator.TextAttribute.FLOW_EMPTY_PARAGRAPH;
public static final AttributedCharacterIterator.Attribute FLOW_LINE_BREAK
= GVTAttributedCharacterIterator.TextAttribute.FLOW_LINE_BREAK;
public static final AttributedCharacterIterator.Attribute FLOW_REGIONS
= GVTAttributedCharacterIterator.TextAttribute.FLOW_REGIONS;
public static final AttributedCharacterIterator.Attribute PREFORMATTED
= GVTAttributedCharacterIterator.TextAttribute.PREFORMATTED;
/**
* Constructs a new bridge for the <flowText> element.
*/
public BatikFlowTextElementBridge() {}
/**
* Returns the SVG namespace URI.
*/
public String getNamespaceURI() {
return BATIK_12_NAMESPACE_URI;
}
/**
* Returns 'flowText'.
*/
public String getLocalName() {
return BATIK_EXT_FLOW_TEXT_TAG;
}
/**
* Returns a new instance of this bridge.
*/
public Bridge getInstance() {
return new BatikFlowTextElementBridge();
}
/**
* Returns false as text is not a container.
*/
public boolean isComposite() {
return false;
}
protected GraphicsNode instantiateGraphicsNode() {
return new FlowExtTextNode();
}
/**
* Returns the text node location In this case the text node may
* have serveral effective locations (one for each flow region).
* So it always returns 0,0.
*
* @param ctx the bridge context to use
* @param e the text element
*/
protected Point2D getLocation(BridgeContext ctx, Element e) {
return new Point2D.Float(0,0);
}
protected void addContextToChild(BridgeContext ctx,Element e) {
if (getNamespaceURI().equals(e.getNamespaceURI())) {
String ln = e.getLocalName();
if (ln.equals(BATIK_EXT_FLOW_PARA_TAG) ||
ln.equals(BATIK_EXT_FLOW_REGION_BREAK_TAG) ||
ln.equals(BATIK_EXT_FLOW_LINE_TAG) ||
ln.equals(BATIK_EXT_FLOW_SPAN_TAG) ||
ln.equals(SVG_A_TAG) ||
ln.equals(SVG_TREF_TAG)) {
((SVGOMElement) e).setSVGContext
(new BatikFlowContentBridge(ctx, this, e));
}
}
// traverse the children to add SVGContext
Node child = getFirstChild(e);
while (child != null) {
if (child.getNodeType() == Node.ELEMENT_NODE) {
addContextToChild(ctx,(Element)child);
}
child = getNextSibling(child);
}
}
/**
* Creates the attributed string which represents the given text
* element children.
*
* @param ctx the bridge context to use
* @param element the text element
*/
protected AttributedString buildAttributedString(BridgeContext ctx,
Element element) {
List rgns = getRegions(ctx, element);
AttributedString ret = getFlowDiv(ctx, element);
if (ret == null) return ret;
ret.addAttribute(FLOW_REGIONS, rgns, 0, 1);
return ret;
}
/**
* Adds glyph position attributes to an AttributedString.
*/
protected void addGlyphPositionAttributes(AttributedString as,
Element element,
BridgeContext ctx) {
if (element.getNodeType() != Node.ELEMENT_NODE) return;
String eNS = element.getNamespaceURI();
if ((!eNS.equals(getNamespaceURI())) &&
(!eNS.equals(SVG_NAMESPACE_URI)))
return;
if (element.getLocalName() != BATIK_EXT_FLOW_TEXT_TAG) {
// System.out.println("Elem: " + element);
super.addGlyphPositionAttributes(as, element, ctx);
return;
}
for (Node n = element.getFirstChild();
n != null; n = n.getNextSibling()) {
if (n.getNodeType() != Node.ELEMENT_NODE) continue;
String nNS = n.getNamespaceURI();
if ((!getNamespaceURI().equals(nNS)) &&
(!SVG_NAMESPACE_URI.equals(nNS))) {
continue;
}
Element e = (Element)n;
String ln = e.getLocalName();
if (ln.equals(BATIK_EXT_FLOW_DIV_TAG)) {
// System.out.println("D Elem: " + e);
super.addGlyphPositionAttributes(as, e, ctx);
return;
}
}
}
protected void addChildGlyphPositionAttributes(AttributedString as,
Element element,
BridgeContext ctx) {
// Add Paint attributres for children of text element
for (Node child = element.getFirstChild();
child != null;
child = child.getNextSibling()) {
if (child.getNodeType() != Node.ELEMENT_NODE) {
continue;
}
String cNS = child.getNamespaceURI();
if ((!getNamespaceURI().equals(cNS)) &&
(!SVG_NAMESPACE_URI.equals(cNS))) {
continue;
}
String ln = child.getLocalName();
if (ln.equals(BATIK_EXT_FLOW_PARA_TAG) ||
ln.equals(BATIK_EXT_FLOW_REGION_BREAK_TAG) ||
ln.equals(BATIK_EXT_FLOW_LINE_TAG) ||
ln.equals(BATIK_EXT_FLOW_SPAN_TAG) ||
ln.equals(SVG_A_TAG) ||
ln.equals(SVG_TREF_TAG)) {
addGlyphPositionAttributes(as, (Element)child, ctx);
}
}
}
/**
* Adds painting attributes to an AttributedString.
*/
protected void addPaintAttributes(AttributedString as,
Element element,
TextNode node,
TextPaintInfo parentPI,
BridgeContext ctx) {
if (element.getNodeType() != Node.ELEMENT_NODE) return;
String eNS = element.getNamespaceURI();
if ((!eNS.equals(getNamespaceURI())) &&
(!eNS.equals(SVG_NAMESPACE_URI)))
return;
if (element.getLocalName() != BATIK_EXT_FLOW_TEXT_TAG) {
// System.out.println("Elem: " + element);
super.addPaintAttributes(as, element, node, parentPI, ctx);
return;
}
for (Node n = element.getFirstChild();
n != null; n = n.getNextSibling()) {
if (n.getNodeType() != Node.ELEMENT_NODE) continue;
if (!getNamespaceURI().equals(n.getNamespaceURI())) continue;
Element e = (Element)n;
String ln = e.getLocalName();
if (ln.equals(BATIK_EXT_FLOW_DIV_TAG)) {
// System.out.println("D Elem: " + e);
super.addPaintAttributes(as, e, node, parentPI, ctx);
return;
}
}
}
protected void addChildPaintAttributes(AttributedString as,
Element element,
TextNode node,
TextPaintInfo parentPI,
BridgeContext ctx) {
// Add Paint attributres for children of text element
for (Node child = element.getFirstChild();
child != null;
child = child.getNextSibling()) {
if (child.getNodeType() != Node.ELEMENT_NODE) {
continue;
}
String cNS = child.getNamespaceURI();
if ((!getNamespaceURI().equals(cNS)) &&
(!SVG_NAMESPACE_URI.equals(cNS))) {
continue;
}
String ln = child.getLocalName();
if (ln.equals(BATIK_EXT_FLOW_PARA_TAG) ||
ln.equals(BATIK_EXT_FLOW_REGION_BREAK_TAG) ||
ln.equals(BATIK_EXT_FLOW_LINE_TAG) ||
ln.equals(BATIK_EXT_FLOW_SPAN_TAG) ||
ln.equals(SVG_A_TAG) ||
ln.equals(SVG_TREF_TAG)) {
Element childElement = (Element)child;
TextPaintInfo pi = getTextPaintInfo(childElement, node,
parentPI, ctx);
addPaintAttributes(as, childElement, node, pi, ctx);
}
}
}
protected AttributedString getFlowDiv
(BridgeContext ctx, Element element) {
for (Node n = element.getFirstChild();
n != null; n = n.getNextSibling()) {
if (n.getNodeType() != Node.ELEMENT_NODE) continue;
if (!getNamespaceURI().equals(n.getNamespaceURI())) continue;
Element e = (Element)n;
String ln = n.getLocalName();
if (ln.equals(BATIK_EXT_FLOW_DIV_TAG)) {
return gatherFlowPara(ctx, e);
}
}
return null;
}
protected AttributedString gatherFlowPara
(BridgeContext ctx, Element div) {
TextPaintInfo divTPI = new TextPaintInfo();
// Set some basic props so we can get bounds info for complex paints.
divTPI.visible = true;
divTPI.fillPaint = Color.black;
elemTPI.put(div, divTPI);
AttributedStringBuffer asb = new AttributedStringBuffer();
List paraEnds = new ArrayList();
List paraElems = new ArrayList();
List lnLocs = new ArrayList();
for (Node n = div.getFirstChild();
n != null;
n = n.getNextSibling()) {
if (n.getNodeType() != Node.ELEMENT_NODE
|| !getNamespaceURI().equals(n.getNamespaceURI())) {
continue;
}
Element e = (Element)n;
String ln = e.getLocalName();
if (ln.equals(BATIK_EXT_FLOW_PARA_TAG)) {
fillAttributedStringBuffer
(ctx, e, true, null, null, asb, lnLocs);
paraElems.add(e);
paraEnds.add(new Integer(asb.length()));
} else if (ln.equals(BATIK_EXT_FLOW_REGION_BREAK_TAG)) {
fillAttributedStringBuffer
(ctx, e, true, null, null, asb, lnLocs);
paraElems.add(e);
paraEnds.add(new Integer(asb.length()));
}
}
divTPI.startChar = 0;
divTPI.endChar = asb.length()-1;
// Layer in the PARAGRAPH/LINE_BREAK Attributes so we can
// break up text chunks.
AttributedString ret = asb.toAttributedString();
// Note: The Working Group (in conjunction with XHTML working
// group) has decided that multiple line elements collapse.
int prevLN = 0;
Iterator lnIter = lnLocs.iterator();
while (lnIter.hasNext()) {
int nextLN = ((Integer)lnIter.next()).intValue();
if (nextLN == prevLN) continue;
ret.addAttribute(FLOW_LINE_BREAK,
new Object(),
prevLN, nextLN);
// System.out.println("Attr: [" + prevLN + "," + nextLN + "]");
prevLN = nextLN;
}
int start=0;
int end;
List emptyPara = null;
for (int i=0; i 0)) {
if (BATIK_EXT_ALIGN_TOP_VALUE.equals
(verticalAlignmentAttribute)) {
verticalAlignment = 0.0f;
} else if (BATIK_EXT_ALIGN_MIDDLE_VALUE.equals
(verticalAlignmentAttribute)) {
verticalAlignment = 0.5f;
} else if (BATIK_EXT_ALIGN_BOTTOM_VALUE.equals
(verticalAlignmentAttribute)) {
verticalAlignment = 1.0f;
}
}
gatherRegionInfo(ctx, e, verticalAlignment, ret);
}
return ret;
}
protected void gatherRegionInfo(BridgeContext ctx, Element rgn,
float verticalAlign, List regions) {
for (Node n = rgn.getFirstChild();
n != null; n = n.getNextSibling()) {
if (n.getNodeType() != Node.ELEMENT_NODE) continue;
if (!getNamespaceURI().equals(n.getNamespaceURI())) continue;
Element e = (Element)n;
String ln = n.getLocalName();
if (ln.equals(SVGConstants.SVG_RECT_TAG)) {
UnitProcessor.Context uctx;
uctx = UnitProcessor.createContext(ctx, e);
RegionInfo ri = buildRegion(uctx, e, verticalAlign);
if (ri != null)
regions.add(ri);
}
}
}
protected RegionInfo buildRegion(UnitProcessor.Context uctx,
Element e,
float verticalAlignment) {
String s;
// 'x' attribute - default is 0
s = e.getAttribute(BATIK_EXT_X_ATTRIBUTE);
float x = 0;
if (s.length() != 0) {
x = UnitProcessor.svgHorizontalCoordinateToUserSpace
(s, BATIK_EXT_X_ATTRIBUTE, uctx);
}
// 'y' attribute - default is 0
s = e.getAttribute(BATIK_EXT_Y_ATTRIBUTE);
float y = 0;
if (s.length() != 0) {
y = UnitProcessor.svgVerticalCoordinateToUserSpace
(s, BATIK_EXT_Y_ATTRIBUTE, uctx);
}
// 'width' attribute - required
s = e.getAttribute(BATIK_EXT_WIDTH_ATTRIBUTE);
float w;
if (s.length() != 0) {
w = UnitProcessor.svgHorizontalLengthToUserSpace
(s, BATIK_EXT_WIDTH_ATTRIBUTE, uctx);
} else {
throw new BridgeException
(ctx, e, ERR_ATTRIBUTE_MISSING,
new Object[] {BATIK_EXT_WIDTH_ATTRIBUTE, s});
}
// A value of zero disables rendering of the element
if (w == 0) {
return null;
}
// 'height' attribute - required
s = e.getAttribute(BATIK_EXT_HEIGHT_ATTRIBUTE);
float h;
if (s.length() != 0) {
h = UnitProcessor.svgVerticalLengthToUserSpace
(s, BATIK_EXT_HEIGHT_ATTRIBUTE, uctx);
} else {
throw new BridgeException
(ctx, e, ERR_ATTRIBUTE_MISSING,
new Object[] {BATIK_EXT_HEIGHT_ATTRIBUTE, s});
}
// A value of zero disables rendering of the element
if (h == 0) {
return null;
}
return new RegionInfo(x,y,w,h,verticalAlignment);
}
/**
* Fills the given AttributedStringBuffer.
*/
protected void fillAttributedStringBuffer(BridgeContext ctx,
Element element,
boolean top,
Integer bidiLevel,
Map initialAttributes,
AttributedStringBuffer asb,
List lnLocs) {
// 'requiredFeatures', 'requiredExtensions', 'systemLanguage' &
// 'display="none".
if ((!SVGUtilities.matchUserAgent(element, ctx.getUserAgent())) ||
(!CSSUtilities.convertDisplay(element))) {
return;
}
String s = XMLSupport.getXMLSpace(element);
boolean preserve = s.equals(SVG_PRESERVE_VALUE);
boolean prevEndsWithSpace;
Element nodeElement = element;
int elementStartChar = asb.length();
if (top)
endLimit = 0;
if (preserve)
endLimit = asb.length();
Map map = initialAttributes == null
? new HashMap()
: new HashMap(initialAttributes);
initialAttributes = getAttributeMap(ctx, element, null, bidiLevel, map);
Object o = map.get(TextAttribute.BIDI_EMBEDDING);
Integer subBidiLevel = bidiLevel;
if (o != null) {
subBidiLevel = (Integer) o;
}
for (Node n = element.getFirstChild();
n != null;
n = n.getNextSibling()) {
if (preserve) {
prevEndsWithSpace = false;
} else {
if (asb.length() == 0) {
prevEndsWithSpace = true;
} else {
prevEndsWithSpace = (asb.getLastChar() == ' ');
}
}
switch (n.getNodeType()) {
case Node.ELEMENT_NODE:
// System.out.println("Element: " + n);
if ((!getNamespaceURI().equals(n.getNamespaceURI())) &&
(!SVG_NAMESPACE_URI.equals(n.getNamespaceURI())))
break;
nodeElement = (Element)n;
String ln = n.getLocalName();
if (ln.equals(BATIK_EXT_FLOW_LINE_TAG)) {
int before = asb.length();
fillAttributedStringBuffer(ctx, nodeElement, false,
subBidiLevel, initialAttributes,
asb, lnLocs);
// System.out.println("Line: " + asb.length() +
// " - '" + asb + "'");
lnLocs.add(new Integer(asb.length()));
if (asb.length() != before) {
initialAttributes = null;
}
} else if (ln.equals(BATIK_EXT_FLOW_SPAN_TAG) ||
ln.equals(SVG_ALT_GLYPH_TAG)) {
int before = asb.length();
fillAttributedStringBuffer(ctx, nodeElement, false,
subBidiLevel, initialAttributes,
asb, lnLocs);
if (asb.length() != before) {
initialAttributes = null;
}
} else if (ln.equals(SVG_A_TAG)) {
if (ctx.isInteractive()) {
NodeEventTarget target = (NodeEventTarget)nodeElement;
UserAgent ua = ctx.getUserAgent();
SVGAElementBridge.CursorHolder ch;
ch = new SVGAElementBridge.CursorHolder
(CursorManager.DEFAULT_CURSOR);
target.addEventListenerNS
(XMLConstants.XML_EVENTS_NAMESPACE_URI,
SVG_EVENT_CLICK,
new SVGAElementBridge.AnchorListener(ua,ch),
false, null);
target.addEventListenerNS
(XMLConstants.XML_EVENTS_NAMESPACE_URI,
SVG_EVENT_MOUSEOVER,
new SVGAElementBridge.CursorMouseOverListener(ua,ch),
false, null);
target.addEventListenerNS
(XMLConstants.XML_EVENTS_NAMESPACE_URI,
SVG_EVENT_MOUSEOUT,
new SVGAElementBridge.CursorMouseOutListener(ua,ch),
false, null);
}
int before = asb.length();
fillAttributedStringBuffer(ctx, nodeElement, false,
subBidiLevel, initialAttributes,
asb, lnLocs);
if (asb.length() != before) {
initialAttributes = null;
}
} else if (ln.equals(SVG_TREF_TAG)) {
String uriStr = XLinkSupport.getXLinkHref((Element)n);
Element ref = ctx.getReferencedElement((Element)n, uriStr);
s = TextUtilities.getElementContent(ref);
s = normalizeString(s, preserve, prevEndsWithSpace);
if (s.length() != 0) {
int trefStart = asb.length();
HashMap m = initialAttributes == null
? new HashMap()
: new HashMap(initialAttributes);
getAttributeMap(ctx, nodeElement, null, bidiLevel, m);
asb.append(s, m);
int trefEnd = asb.length()-1;
TextPaintInfo tpi;
tpi = (TextPaintInfo)elemTPI.get(nodeElement);
tpi.startChar = trefStart;
tpi.endChar = trefEnd;
initialAttributes = null;
}
}
break;
case Node.TEXT_NODE:
case Node.CDATA_SECTION_NODE:
s = n.getNodeValue();
s = normalizeString(s, preserve, prevEndsWithSpace);
if (s.length() != 0) {
asb.append(s, map);
if (preserve) {
endLimit = asb.length();
}
initialAttributes = null;
}
}
}
if (top) {
boolean strippedSome = false;
while ((endLimit < asb.length()) && (asb.getLastChar() == ' ')) {
asb.stripLast();
strippedSome = true;
}
if (strippedSome) {
Iterator iter = elemTPI.values().iterator();
while (iter.hasNext()) {
TextPaintInfo tpi = (TextPaintInfo)iter.next();
if (tpi.endChar >= asb.length()) {
tpi.endChar = asb.length()-1;
if (tpi.startChar > tpi.endChar)
tpi.startChar = tpi.endChar;
}
}
}
}
int elementEndChar = asb.length()-1;
TextPaintInfo tpi = (TextPaintInfo)elemTPI.get(element);
tpi.startChar = elementStartChar;
tpi.endChar = elementEndChar;
}
protected Map getAttributeMap(BridgeContext ctx,
Element element,
TextPath textPath,
Integer bidiLevel,
Map result) {
Map initialMap =
super.getAttributeMap(ctx, element, textPath, bidiLevel, result);
String s;
s = element.getAttribute(BATIK_EXT_PREFORMATTED_ATTRIBUTE);
if (s.length() != 0) {
if (s.equals("true")) {
result.put(PREFORMATTED, Boolean.TRUE);
}
}
return initialMap;
}
protected void checkMap(Map attrs) {
if (attrs.containsKey(TEXTPATH)) {
return; // Problem, unsupported attr
}
if (attrs.containsKey(ANCHOR_TYPE)) {
return; // Problem, unsupported attr
}
if (attrs.containsKey(LETTER_SPACING)) {
return; // Problem, unsupported attr
}
if (attrs.containsKey(WORD_SPACING)) {
return; // Problem, unsupported attr
}
if (attrs.containsKey(KERNING)) {
return; // Problem, unsupported attr
}
}
protected static final
GVTAttributedCharacterIterator.TextAttribute TEXTPATH =
GVTAttributedCharacterIterator.TextAttribute.TEXTPATH;
protected static final
GVTAttributedCharacterIterator.TextAttribute ANCHOR_TYPE =
GVTAttributedCharacterIterator.TextAttribute.ANCHOR_TYPE;
protected static final
GVTAttributedCharacterIterator.TextAttribute LETTER_SPACING =
GVTAttributedCharacterIterator.TextAttribute.LETTER_SPACING;
protected static final
GVTAttributedCharacterIterator.TextAttribute WORD_SPACING =
GVTAttributedCharacterIterator.TextAttribute.WORD_SPACING;
protected static final
GVTAttributedCharacterIterator.TextAttribute KERNING =
GVTAttributedCharacterIterator.TextAttribute.KERNING;
public static class LineBreakInfo {
int breakIdx;
float lineAdvAdj;
boolean relative;
/**
* @param breakIdx The character after which to break.
* @param lineAdvAdj The line advance adjustment.
* @param relative If true lineAdvAdj must be multiplied by
* the line height.
*/
public LineBreakInfo(int breakIdx, float lineAdvAdj, boolean relative){
this.breakIdx = breakIdx;
this.lineAdvAdj = lineAdvAdj;
this.relative = relative;
}
public int getBreakIdx() { return breakIdx; }
public boolean isRelative() { return relative; }
public float getLineAdvAdj() { return lineAdvAdj; }
}
public MarginInfo makeMarginInfo(Element e) {
String s;
float top=0, right=0, bottom=0, left=0;
s = e.getAttribute(BATIK_EXT_MARGIN_ATTRIBUTE);
try {
if (s.length() != 0) {
float f = Float.parseFloat(s);
top=right=bottom=left=f;
}
} catch(NumberFormatException nfe) { /* nothing */ }
s = e.getAttribute(BATIK_EXT_TOP_MARGIN_ATTRIBUTE);
try {
if (s.length() != 0) {
float f = Float.parseFloat(s);
top = f;
}
} catch(NumberFormatException nfe) { /* nothing */ }
s = e.getAttribute(BATIK_EXT_RIGHT_MARGIN_ATTRIBUTE);
try {
if (s.length() != 0) {
float f = Float.parseFloat(s);
right = f;
}
} catch(NumberFormatException nfe) { /* nothing */ }
s = e.getAttribute(BATIK_EXT_BOTTOM_MARGIN_ATTRIBUTE);
try {
if (s.length() != 0) {
float f = Float.parseFloat(s);
bottom = f;
}
} catch(NumberFormatException nfe) { /* nothing */ }
s = e.getAttribute(BATIK_EXT_LEFT_MARGIN_ATTRIBUTE);
try {
if (s.length() != 0) {
float f = Float.parseFloat(s);
left = f;
}
} catch(NumberFormatException nfe) { /* nothing */ }
float indent = 0;
s = e.getAttribute(BATIK_EXT_INDENT_ATTRIBUTE);
try {
if (s.length() != 0) {
float f = Float.parseFloat(s);
indent = f;
}
} catch(NumberFormatException nfe) { /* nothing */ }
int justification = MarginInfo.JUSTIFY_START;
s = e.getAttribute(BATIK_EXT_JUSTIFICATION_ATTRIBUTE);
try {
if (s.length() != 0) {
if (BATIK_EXT_JUSTIFICATION_START_VALUE.equals(s)) {
justification = MarginInfo.JUSTIFY_START;
} else if (BATIK_EXT_JUSTIFICATION_MIDDLE_VALUE.equals(s)) {
justification = MarginInfo.JUSTIFY_MIDDLE;
} else if (BATIK_EXT_JUSTIFICATION_END_VALUE.equals(s)) {
justification = MarginInfo.JUSTIFY_END;
} else if (BATIK_EXT_JUSTIFICATION_FULL_VALUE.equals(s)) {
justification = MarginInfo.JUSTIFY_FULL;
}
}
} catch(NumberFormatException nfe) { /* nothing */ }
String ln = e.getLocalName();
boolean rgnBr = ln.equals(BATIK_EXT_FLOW_REGION_BREAK_TAG);
return new MarginInfo(top, right, bottom, left,
indent, justification, rgnBr);
}
/**
* Bridge class for flow text children that contain text.
*/
protected class BatikFlowContentBridge
extends AbstractTextChildTextContent {
/**
* Creates a new FlowContentBridge.
*/
public BatikFlowContentBridge(BridgeContext ctx,
SVGTextElementBridge parent,
Element e) {
super(ctx, parent, e);
}
}
}
