源码

Input:p1(7,1,300),p2(21,1,300),p3(250,1,300);
 MA1:EMA(CLOSE,P1),colorwhite,LINETHICK3;
 MA2:EMA(CLOSE,P2),colorRED,LINETHICK2;
 MA3:EMA(CLOSE,P3),colorYELLOW,LINETHICK1;

工作线: EMA(CLOSE,P1),colorwhite,linethick3;
神秘线: EMA(CLOSE,P2),colorred,linethick3;
生命线:EMA(CLOSE,P3),colorwhite,linethick1;

DRAWTEXT(CROSS(工作线,神秘线),工作线,'★建仓') ,colorYELLOW;
 DRAWTEXT(CROSS(神秘线,工作线),神秘线,'★空仓') ,colorGREEN;
 DRAWTEXTABS(20,60,'Maikoo123定律:只做强势股，回避弱势股！ '),colorYellow,LINETHICK1;
 DRAWTEXTABS(20,80,'出现建仓信号:(前提大盘没有暴－跌） '),colorYellow,LINETHICK1;
 DRAWTEXTABS(20,100,'回调不破工作线，坚决买,'),colorYellow,LINETHICK1;
 DRAWTEXTABS(20,120,'出现空仓信号，全部卖，直到出现下个建仓信号,'),colorYellow,LINETHICK1;
 DRAWTEXTABS(20,140,'工作线在神秘线上方，趋势向上，持股,'),colorYellow,LINETHICK1;
 DRAWTEXTABS(20,160,'工作线在神秘线下方，休息，回避风险.'),colorYellow,LINETHICK1;
 DRAWTEXTABS(20,180,'跌破神秘线，注意及时止损，否则风险很大！.'),colorYellow,LINETHICK1;
 DRAWTEXTABS(20,200,'跌破生命线，没有止损，你会死的很惨！.'),colorYellow,LINETHICK1;
 LC:=REF(CLOSE,3);
 JH:=SMA(MAX(CLOSE-LC,0),6,1)/SMA(ABS(CLOSE-LC),6,1)*100;
 DRAWTEXT(FILTER(CROSS(JH,30),55),LOW*0.98,'↑关注'),COLORYELLOW,LINETHICK1;
 DRAWTEXT(FILTER(CROSS(84,JH),22),HIGH*1.02,'↓小心'),COLOR00FF00;