通达信牛股圈源码附图

N:=42;
圈线:100*(HHV(HIGH,N)-C)/(HHV(HIGH,N)-LLV(LOW,N)),COLORRED,LINETHICK2;
 0,LINETHICK1,COLORGREEN;
 25,LINETHICK2,COLORGREEN;
 75,LINETHICK1,COLORRED;