Method paintEvent

src/mergeresultwindow.cpp:1583–1674

}

void MergeResultWindow::paintEvent(QPaintEvent*)
{
    if(m_pDiff3LineList == nullptr)
        return;

    const QFontMetrics& fm = fontMetrics();
    const qint32 fontWidth = fm.horizontalAdvance('0');

    if(!m_bCursorUpdate) // Don't redraw everything for blinking cursor?
    {
        const auto dpr = devicePixelRatioF();
        if(size() * dpr != m_pixmap.size())
        {
            m_pixmap = QPixmap(size() * dpr);
            m_pixmap.setDevicePixelRatio(dpr);
        }

        RLPainter p(&m_pixmap, gOptions->m_bRightToLeftLanguage, width(), fontWidth);
        p.setFont(font());
        p.QPainter::fillRect(rect(), gOptions->backgroundColor());

        //qint32 visibleLines = height() / fontHeight;

        const LineRef lastVisibleLine = m_firstLine + getNofVisibleLines() + 5;
        LineRef line = 0;
        MergeBlockList::const_iterator mbIt = m_mergeBlockList.cbegin();
        for(; mbIt != m_mergeBlockList.cend(); ++mbIt)
        {
            const MergeBlock& mb = *mbIt;
            if(line > lastVisibleLine || line + mb.lineCount() < m_firstLine)
            {
                line += mb.lineCount();
            }
            else
            {
                MergeEditLineList::const_iterator melIt;
                for(melIt = mb.list().cbegin(); melIt != mb.list().cend(); ++melIt)
                {
                    if(line >= m_firstLine && line <= lastVisibleLine)
                    {
                        const MergeEditLine& mel = *melIt;
                        MergeEditLineList::const_iterator melIt1 = melIt;
                        ++melIt1;

                        RangeFlags rangeMark = RangeMark::none;
                        if(melIt == mb.list().cbegin()) rangeMark |= RangeMark::begin; // Begin range mark
                        if(melIt1 == mb.list().cend()) rangeMark |= RangeMark::end;    // End range mark

                        if(mbIt == m_currentMergeBlockIt) rangeMark |= RangeMark::current; // Mark of the current line

                        const QString s = mel.getString(m_pldA, m_pldB, m_pldC);

                        writeLine(p, line, s, mel.src(), mb.details(), rangeMark,
                                  mel.isModified(), mel.isRemoved(), mb.isWhiteSpaceConflict());
                    }
                    ++line;
                }
            }