How to use

swapTextPaintInfo

method

in

org.apache.batik.bridge.TextNode

/**
 * Adds painting attributes to an AttributedString.
 */
protected void addPaintAttributes(AttributedString as,
                 Element element,
                 TextNode node,
                 TextPaintInfo pi,
                 BridgeContext ctx) {
  // 'requiredFeatures', 'requiredExtensions' and 'systemLanguage'
  if ((!SVGUtilities.matchUserAgent(element, ctx.getUserAgent())) ||
    (!CSSUtilities.convertDisplay(element))) {
    return;
  }
  Object o = elemTPI.get(element);
  if (o != null) {
    node.swapTextPaintInfo(pi, (TextPaintInfo)o);
  }
  addChildPaintAttributes(as, element, node, pi, ctx);
}

/**
 * Adds painting attributes to an AttributedString.
 */
protected void addPaintAttributes(AttributedString as,
                 Element element,
                 TextNode node,
                 TextPaintInfo pi,
                 BridgeContext ctx) {
  // 'requiredFeatures', 'requiredExtensions' and 'systemLanguage'
  if ((!SVGUtilities.matchUserAgent(element, ctx.getUserAgent())) ||
    (!CSSUtilities.convertDisplay(element))) {
    return;
  }
  Object o = elemTPI.get(element);
  if (o != null) {
    node.swapTextPaintInfo(pi, (TextPaintInfo)o);
  }
  addChildPaintAttributes(as, element, node, pi, ctx);
}

/**
 * Adds painting attributes to an AttributedString.
 */
protected void addPaintAttributes(AttributedString as,
                 Element element,
                 TextNode node,
                 TextPaintInfo pi,
                 BridgeContext ctx) {
  // 'requiredFeatures', 'requiredExtensions' and 'systemLanguage'
  if ((!SVGUtilities.matchUserAgent(element, ctx.getUserAgent())) ||
    (!CSSUtilities.convertDisplay(element))) {
    return;
  }
  Object o = elemTPI.get(element);
  if (o != null) {
    node.swapTextPaintInfo(pi, (TextPaintInfo)o);
  }
  addChildPaintAttributes(as, element, node, pi, ctx);
}

protected void rebuildACI() {
  if (hasNewACI)
    return;
  TextNode textNode = getTextNode();
  if (textNode.getAttributedCharacterIterator() == null)
    return;
  TextPaintInfo pi, oldPI;
  if ( cssProceedElement == e ){
    pi = new TextPaintInfo();
    setBaseTextPaintInfo(pi, e, node, ctx);
    setDecorationTextPaintInfo(pi, e);
    oldPI = (TextPaintInfo)elemTPI.get(e);
  } else {
    //if a child CSS property has changed, then
    //retrieve the parent text decoration
    //and only update the section of the AtrtibutedString of
    //the child
    TextPaintInfo parentPI;
    parentPI = getParentTextPaintInfo(cssProceedElement);
    pi = getTextPaintInfo(cssProceedElement, textNode, parentPI, ctx);
    oldPI = (TextPaintInfo)elemTPI.get(cssProceedElement);
  }
  if (oldPI == null) return;
  textNode.swapTextPaintInfo(pi, oldPI);
  if (usingComplexSVGFont)
    // Force Complex SVG fonts to be recreated
    textNode.setAttributedCharacterIterator
      (textNode.getAttributedCharacterIterator());
}

protected void rebuildACI() {
  if (hasNewACI)
    return;
  TextNode textNode = getTextNode();
  if (textNode.getAttributedCharacterIterator() == null)
    return;
  TextPaintInfo pi, oldPI;
  if ( cssProceedElement == e ){
    pi = new TextPaintInfo();
    setBaseTextPaintInfo(pi, e, node, ctx);
    setDecorationTextPaintInfo(pi, e);
    oldPI = (TextPaintInfo)elemTPI.get(e);
  } else {
    //if a child CSS property has changed, then
    //retrieve the parent text decoration
    //and only update the section of the AtrtibutedString of
    //the child
    TextPaintInfo parentPI;
    parentPI = getParentTextPaintInfo(cssProceedElement);
    pi = getTextPaintInfo(cssProceedElement, textNode, parentPI, ctx);
    oldPI = (TextPaintInfo)elemTPI.get(cssProceedElement);
  }
  if (oldPI == null) return;
  textNode.swapTextPaintInfo(pi, oldPI);
  if (usingComplexSVGFont)
    // Force Complex SVG fonts to be recreated
    textNode.setAttributedCharacterIterator
      (textNode.getAttributedCharacterIterator());
}

protected void rebuildACI() {
  if (hasNewACI)
    return;
  TextNode textNode = getTextNode();
  if (textNode.getAttributedCharacterIterator() == null)
    return;
  TextPaintInfo pi, oldPI;
  if ( cssProceedElement == e ){
    pi = new TextPaintInfo();
    setBaseTextPaintInfo(pi, e, node, ctx);
    setDecorationTextPaintInfo(pi, e);
    oldPI = (TextPaintInfo)elemTPI.get(e);
  } else {
    //if a child CSS property has changed, then
    //retrieve the parent text decoration
    //and only update the section of the AtrtibutedString of
    //the child
    TextPaintInfo parentPI;
    parentPI = getParentTextPaintInfo(cssProceedElement);
    pi = getTextPaintInfo(cssProceedElement, textNode, parentPI, ctx);
    oldPI = (TextPaintInfo)elemTPI.get(cssProceedElement);
  }
  if (oldPI == null) return;
  textNode.swapTextPaintInfo(pi, oldPI);
  if (usingComplexSVGFont)
    // Force Complex SVG fonts to be recreated
    textNode.setAttributedCharacterIterator
      (textNode.getAttributedCharacterIterator());
}