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();
}
}
}
}
}
