手動(dòng)畫平行趨勢(shì)線 主圖 源碼
　　

 

AB:DRAWLINE(CURRBARSCOUNT=AN,L,CURRBARSCOUNT=BN,L,1);   
HH:=CONST(DRAWLINE(CURRBARSCOUNT=CN,H,REF(CURRBARSCOUNT=CN,1),REF(H,1),1));   
HL:=CONST(DRAWLINE(CURRBARSCOUNT=CN,AB,REF(CURRBARSCOUNT=CN,1),REF(AB,1),1));   
平行線:(HH-HL)+AB;   
DRAWTEXT(CURRBARSCOUNT=AN,L,'A');   
DRAWTEXT(CURRBARSCOUNT=BN,L,'B');   
DRAWTEXT(CURRBARSCOUNT=CN,H,'C');