vars
numericseries barnums;
numericseries averageprice;
numeric minpoint;
begin
minpoint=minmove*pricescale;
barnums=nthcon(date!=date[1],1)+1;
averageprice=summation(close*vol,barnums)/summation(vol,barnums);
averageprice=round(averageprice/minpoint,0)*minpoint;
plotnumeric("均价线:",averageprice,0,yellow);
end