copy equals getEndArrayHead getExtraWidth getFillAlpha getFillARGB getFillColor getLineAlpha getLineARGB getLineColor getLineStyle getLineStyleEx getLineWidth getStartArrayHead GiContext GiContext GiContext hasArrayHead hasFillColor isAutoScale isNullLine m_arrayHead m_autoScale m_fillColor m_lineColor m_lineStyle m_lineWidth operator!= operator= operator== setEndArrayHead setExtraWidth setFillAlpha setFillARGB setFillColor setFillColor setFillColor setLineAlpha setLineARGB setLineColor setLineColor setLineColor setLineStyle setLineWidth setNoFillColor setNullLine setStartArrayHead

setNullLine() void GiContext::setNullLine ( ) 设置为空线，即不画线 如果要恢复成普通画线状态，可调setLineStyle(kSolid) 这是这个函数的调用关系图: