Function canInvertDarkColor

kdevplatform/util/widgetcolorizer.cpp:136–139

}

bool canInvertDarkColor(const QColor& color)
{
    return !isBrightBackgroundColor(color);
}

void collectRanges(QTextFrame* frame, const QColor& fgcolor, const QColor& bgcolor, bool bgSet,
                   std::vector<FormatRange>& ranges)