请老师帮忙改成选股指标，谢谢！

DRAWTEXT_FIX(1,0.00,0.00,0,'【★理想论坛-福禄丰厚★】'),COLOR00FFFF;　　

VARF:=TROUGHBARS(3,15,1)<4;　　

雷霆出击:EMA((CLOSE-MA((2*CLOSE+HIGH+LOW)/4,30))/MA((2*CLOSE+HIGH+LOW)/4,30)*100,3),COLORWHITE;　　

0,COLORRED;　　

STICKLINE(FILTER(VARF=1,3) AND 雷霆出击<-10,50,0,15,1),COLORFF00FF;　　

STICKLINE(FILTER(VARF=1,3),50,0,5,0),COLOR00FF00;　　

DRAWTEXT(FILTER(VARF=1,3),25,'雷霆出击'),COLORRED ;　　

STICKLINE(雷霆出击<-10,0,雷霆出击,0,0),COLORYELLOW;　　

STICKLINE(雷霆出击>10,0,雷霆出击,0,0),COLORRED;