コード例 #1
0
/*!
    \fn QString QAbstractTextDocumentLayout::anchorAt(const QPointF &position) const

    Returns the reference of the anchor the given \a position, or an empty
    string if no anchor exists at that point.
*/
QString QAbstractTextDocumentLayout::anchorAt(const QPointF& pos) const
{
    int cursorPos = hitTest(pos, Qt::ExactHit);
    if (cursorPos == -1)
        return QString();

    // compensate for preedit in the hit text block
    QTextBlock block = document()->firstBlock();
    while (block.isValid()) {
        QRectF blockBr = blockBoundingRect(block);
        if (blockBr.contains(pos)) {
            QTextLayout *layout = block.layout();
            int relativeCursorPos = cursorPos - block.position();
            const int preeditLength = layout ? layout->preeditAreaText().length() : 0;
            if (preeditLength > 0 && relativeCursorPos > layout->preeditAreaPosition())
                cursorPos -= qMin(cursorPos - layout->preeditAreaPosition(), preeditLength);
            break;
        }
        block = block.next();
    }

    QTextDocumentPrivate *pieceTable = qobject_cast<const QTextDocument *>(parent())->docHandle();
    QTextDocumentPrivate::FragmentIterator it = pieceTable->find(cursorPos);
    QTextCharFormat fmt = pieceTable->formatCollection()->charFormat(it->format);
    return fmt.anchorHref();
}
コード例 #2
0
/*!
    \fn QString QAbstractTextDocumentLayout::anchorAt(const QPointF &position) const

    Returns the reference of the anchor the given \a position, or an empty
    string if no anchor exists at that point.
*/
QString QAbstractTextDocumentLayout::anchorAt(const QPointF& pos) const
{
    int cursorPos = hitTest(pos, Qt::ExactHit);
    if (cursorPos == -1)
        return QString();

    QTextDocumentPrivate *pieceTable = qobject_cast<const QTextDocument *>(parent())->docHandle();
    QTextDocumentPrivate::FragmentIterator it = pieceTable->find(cursorPos);
    QTextCharFormat fmt = pieceTable->formatCollection()->charFormat(it->format);
    return fmt.anchorHref();
}
コード例 #3
0
/*!
    \fn QTextCharFormat QAbstractTextDocumentLayout::format(int position)

    Returns the character format that is applicable at the given \a position.
*/
QTextCharFormat QAbstractTextDocumentLayout::format(int pos)
{
    QTextDocumentPrivate *pieceTable = qobject_cast<QTextDocument *>(parent())->docHandle();
    int idx = pieceTable->find(pos).value()->format;
    return pieceTable->formatCollection()->charFormat(idx);
}
コード例 #4
0
/*!
    \internal

    Returns the index of the format at position \a pos.
*/
int QAbstractTextDocumentLayout::formatIndex(int pos)
{
    QTextDocumentPrivate *pieceTable = qobject_cast<QTextDocument *>(parent())->docHandle();
    return pieceTable->find(pos).value()->format;
}