新牛市线主图指标 (源码)

MA13:MA(CLOSE, 13);
DRAWTEXT(CROSS(ZIG(3,13),REF(ZIG(3,13),1)),LOW*1.001,'★底'),colorgreen;
DRAWTEXT(CROSS(REF(ZIG(3,13),1),ZIG(3,13)),HIGH*1,'★逃顶'), colorred;