筹码分布插件主图

成本中轴:=COST(50);
成本上沿:=COST(75);
成本下沿:=COST(25);

DRAWSL(ISLASTBAR,成本中轴,0,10000,1),COLORRED,LINETHICK2;
DRAWSL(ISLASTBAR,成本下沿,0,10000,1),COLORYELLOW,LINETHICK2;
DRAWSL(ISLASTBAR,成本上沿,0,10000,1),COLORCYAN,LINETHICK2;
DRAWNUMBER(ISLASTBAR,成本中轴,成本中轴),COLORRED;
DRAWNUMBER(ISLASTBAR,成本下沿,成本下沿),COLORYELLOW;
DRAWNUMBER(ISLASTBAR,成本上沿,成本上沿),COLORCYAN;