请教，主图支撑与压力，买卖点公式，感谢！！

梦想起飞

    请教高手，
  主图支撑与压力，买卖点公式
  谢谢！！

叶昕

底:DMA(AMOUNT/V/100,V/CAPITAL);
AD:=EMA((HHV(H,20/2)+LLV(L,20/2))/2,20/3);
AC:=IF((H+L+C+O)/4>=AD,FORCAST(H,5),FORCAST(L,5));
AF:=(HIGH + LOW + CLOSE+OPEN)/4;
阻力:2*AF-LOW,COLORGREEN,NODRAW;
支撑:L+(C-AF),COLORLIGREEN,NODRAW;
A1:=REFDATE(底,DATE);
A2:=REFDATE(AC,DATE);
A3:=REFDATE(阻力,DATE);
STICKLINE(CURRBARSCOUNT=1,A1,A1,10,-2),COLORWHITE;
STICKLINE(CURRBARSCOUNT=1,A2,A2,10,-2),COLOR00FF00;
STICKLINE(CURRBARSCOUNT=1,A3,A3,10,-2),COLOR0000FF;
捡钱:=CROSS(C,底);DRAWICON(捡钱,L,26);