def simpleSplit(text,fontName,fontSize,maxWidth):
    from reportlab.pdfbase.pdfmetrics import stringWidth
    lines = asUnicode(text).split(u'\n')
    SW = lambda text, fN=fontName, fS=fontSize: stringWidth(text, fN, fS)
    if maxWidth:
        L = []
        for l in lines:
            L[-1:-1] = _simpleSplit(l,maxWidth,SW)
        lines = L
    return lines