源码
A1A:=EMA(CLOSE, 9);
A1B:=((A1A - EMA(CLOSE, 5)) < 0);
A1C:=((A1A - EMA(CLOSE, 5)) > 0);
A1D:=BARSLAST(A1B);
A1E:=BARSLAST(A1C);
A1F:=IF((A1E > 0),(CLOSE - REF(CLOSE, 1)) / REF(CLOSE, 1) * 100,0);
A20:=SUM(A1F,0);
A21:=IF((A1D > 0),(0 - 2),0);
A22:=IF((A1E > 0),SUM((CLOSE - REF(CLOSE, 1)) / REF(CLOSE, 1) * 100,A1E),0);
A23:=A22 / A1E;
A25:=EMA(EMA(EMA(CLOSE, 3), 3), 3);
上升通道:((A25 - REF(A25, 1)) + A25),COLORRED;
反转通道:MA(上升通道, 15),COLORGREEN;
IF(上升通道>REF(上升通道,1),上升通道,DRAWNULL),COLORFFFFCC,LINETHICK4,POINTDOT;
IF(反转通道>REF(反转通道,1),反转通道,DRAWNULL),COLOR00FFFF,LINETHICK4,POINTDOT;
STICKLINE((上升通道 > 反转通道),反转通道,上升通道, 1, 0),COLORMAGENTA;
STICKLINE((反转通道 > 上升通道),上升通道,反转通道, 1, 0),COLORFF0000;
DRAWTEXT(CROSS(反转通道,上升通道),上升通道 * 1.08,'下降趋势'),COLOR00FF00;
DRAWTEXT(CROSS(上升通道,反转通道),反转通道 * 0.97,'上升趋势'),COLOR0000FF;