/** Linearizes the line attributes of the tspan elements in the tspan vector. */
public void linearizeTSpanVector() {
boolean linearFromZero = false;
int currentLine = 0;
for (int i = 0; i < tspanVector.size(); i++) {
TSpanElement tspanElement = tspanVector.elementAt(i);
int nextLine = tspanElement.getLine();
if (nextLine == 0) linearFromZero = true;
if (nextLine - currentLine == 1)
if (!linearFromZero) tspanElement.setLine(0);
else currentLine = nextLine;
if (nextLine - currentLine > 1) tspanElement.setLine(currentLine + 1);
}
}
/**
* Creates a new tail tpsan element for this text element before the specified next tspan element.
*
* @param nextTSpanElement next tspan element
* @param line line number
*/
public TSpanElement createTailTSpanElementBefore(TSpanElement nextTSpanElement, int line) {
TSpanElement tspanElement =
new TSpanElement(treeRepresentation, "|", "fill:none;", line, TSpanElement.TAIL_TYPE);
if (nextTSpanElement == null) {
element.appendChild(tspanElement.getElement());
tspanVector.add(tspanElement);
}
if (nextTSpanElement != null) {
element.insertBefore(tspanElement.getElement(), nextTSpanElement.getElement());
int index = tspanVector.indexOf(nextTSpanElement);
tspanVector.insertElementAt(tspanElement, index);
}
return tspanElement;
}
/**
* Creates a new text tspan element for this text element before the specified next tspan element.
*
* @param nextTSpanElement next tspan element
* @param text text
* @param style style
* @param line line
*/
public TSpanElement createTextTSpanElement(
TSpanElement nextTSpanElement, String text, String style, int line) {
TSpanElement tspanElement =
new TSpanElement(treeRepresentation, text, style, line, TSpanElement.TEXT_TYPE);
if (nextTSpanElement == null) {
element.appendChild(tspanElement.getElement());
tspanVector.add(tspanElement);
}
if (nextTSpanElement != null) {
element.insertBefore(tspanElement.getElement(), nextTSpanElement.getElement());
int index = tspanVector.indexOf(nextTSpanElement);
tspanVector.insertElementAt(tspanElement, index);
}
return tspanElement;
}
public TextElement duplicate(NodeElement nodeElement) {
TextElement textElement = new TextElement(treeRepresentation, nodeElement, DEFAULT_TEXT);
textElement.setVisible(this.isVisible());
// remove initial tspan element
while (textElement.getTSpanVector().size() > 0) {
textElement.getElement().removeChild(textElement.getTSpanVector().lastElement().getElement());
textElement.getTSpanVector().removeElement(textElement.getTSpanVector().lastElement());
}
// duplicate tspan elements
for (int i = 0; i < this.getTSpanVector().size(); i++) {
TSpanElement tspanElement = this.getTSpanVector().elementAt(i).duplicate(textElement);
textElement.getTSpanVector().add(tspanElement);
textElement.getElement().appendChild(tspanElement.getElement());
}
return textElement;
}
public void removeTSpanElement(TSpanElement tspanElement) {
element.removeChild(tspanElement.getElement());
tspanVector.removeElement(tspanElement);
}