股价倾斜系数指标 (源码)

hot:=ma(c,13);
倾斜系数:atan(hot-ref(hot,1))*3.142*100,precis0,LINETHICK0,COLORFFCC62;
DRAWTEXTREL(245,270,'∥倾斜系数: '+NUMTOSTRN(倾斜系数,2)+' 度'),LINETHICK5,COLORFFCC62;