Position Position::trailingWhitespacePosition(EAffinity affinity, bool considerNonCollapsibleWhitespace) const
{
if (isNull())
return Position();
if (node()->isTextNode()) {
TextImpl *textNode = static_cast<TextImpl *>(node());
if (offset() < (long)textNode->length()) {
DOMString string = static_cast<TextImpl *>(node())->data();
const QChar &c = string[offset()];
if (considerNonCollapsibleWhitespace ? (c.isSpace() || c.unicode() == 0xa0) : isCollapsibleWhitespace(c))
return *this;
return Position();
}
}
if (downstream(StayInBlock).node()->id() == ID_BR)
return Position();
Position next = nextCharacterPosition(affinity);
if (next != *this && next.node()->inSameContainingBlockFlowElement(node()) && next.node()->isTextNode()) {
DOMString string = static_cast<TextImpl *>(next.node())->data();
const QChar &c = string[0];
if (considerNonCollapsibleWhitespace ? (c.isSpace() || c.unicode() == 0xa0) : isCollapsibleWhitespace(c))
return next;
}
return Position();
}
QChar VisiblePosition::character() const
{
Position pos = position();
NodeImpl *node = pos.node();
if (!node || !node->isTextNode()) {
return QChar();
}
TextImpl *textNode = static_cast<TextImpl *>(pos.node());
long offset = pos.offset();
if ((unsigned)offset >= textNode->length()) {
return QChar();
}
return textNode->data()[offset];
}
