【币圈指标】波段确定之大小底、拉盘、顶

源代码：

q1=(close-refBefore(close,1))/refBefore(close,1)*100;

q2=(close-lowest(low,18))/(highest(high,18)-lowest(low,18))*100;

q3=sma(q2,9,1);

q4=sma(q3,3,1);

aa=3*q3-2*q4;

draw(aa,color="#1010ff");

q5=aa>1*refBefore(aa,1);

q6=barsFromLowest(low,50);

q7=sum(vol,q6);

q8=barsFromHighest(high,50);

q9=sum(vol,q8);

q10=(close-refBefore(open,q8))/refBefore(open,q8)*100;

q11=highest(aa,5);

a1=ema(q3,3);

draw(a1,color="#ffddcc");

a2=ema(a1,3);

draw(a2,color="#ffbbcc");

a3=ema(a2,3);

draw(a3,color="#ff99cc");

a4=ema(a3,3);

draw(a4,color="#ff55cc");

a5=ema(a4,3);

draw(a5,color="#ff33cc");

a6=ema(a5,3);

draw(a6,color="#ff11cc");

a=ema(a4,3);

draw(a,color="#ff00cc");

drawText(isCrossUp(aa,20)&&q10<-13,10,"*大底",color="#00ff00");

drawText(isCrossUp(aa,a5)&&refBefore(aa,1)<34,refBefore(aa,1),"小",color="#00ff00");

drawText(isCrossUp(a1,aa)&&refBefore(aa,1)>80,refBefore(aa,3),"*顶",color="#00ff00");

drawText(isCrossUp(aa,a1)&&q5&&a1<20&&q1>9||a1>1*refBefore(a1,1)&&q1>4&&a1<60,30,"拉",color="#ffffcc");