public void clearHighlighted() {
for (LineText lineText : pageLines) {
lineText.clearHighlighted();
}
for (LineText lineText : sortedPageLines) {
lineText.clearHighlighted();
}
// check optional content.
if (optionalPageLines != null) {
// iterate over optional content keys and extract text from visible groups
Set<OptionalContents> keys = optionalPageLines.keySet();
ArrayList<LineText> optionalLines;
for (OptionalContents key : keys) {
if (key != null && key.isVisible()) {
optionalLines = optionalPageLines.get(key).getAllPageLines();
for (LineText lineText : optionalLines) {
lineText.clearHighlighted();
}
}
}
}
}
/**
* Gets all visible lines, checking the page text for any text that is in an optional content
* group and that that group is flagged as visible.
*
* @return list of all visible lineText.
*/
private ArrayList<LineText> getVisiblePageLines(boolean skip) {
ArrayList<LineText> visiblePageLines =
skip ? new ArrayList<LineText>() : new ArrayList<LineText>(pageLines);
// add optional content text that is visible.
// check optional content.
if (optionalPageLines != null) {
// iterate over optional content keys and extract text from visible groups
Set<OptionalContents> keys = optionalPageLines.keySet();
for (OptionalContents key : keys) {
if (key != null && key.isVisible()) {
ArrayList<LineText> pageLines = optionalPageLines.get(key).getVisiblePageLines(false);
LineText currentLine = new LineText();
visiblePageLines.add(currentLine);
for (LineText lineText : pageLines) {
currentLine.addAll(lineText.getWords());
// recalculate the bounds.
currentLine.getBounds();
}
}
}
}
return visiblePageLines;
}