“通道位置 + 趋势强度 + 形态确认”三维决策体系
趋势通道主图指标采用布林通道智能变色机制、精准回踩识别算法以及16步递归形态捕捉，构建了“通道位置 + 趋势强度 + 形态确认”的三维决策体系，尤其擅长捕捉中轨支撑引发的波段行情。
使用建议：
在30分钟或60分钟图中使用本指标识别买卖点，日线图确认趋势方向。重点关注“中轨三连涨后的首次回踩”与“布林收口突破”的高胜率组合。
有效突破：股价连续2日收于上轨外，且布林带开口扩大（(UB - LB)/LB值增大）。
假突破过滤：突破时无成交量配合或出现顶背离。
主图源码：
{趋势通道主图}M:=20;{涨停变色}ZBGS0:=REF(C,1);涨停1:=IF((C-ZBGS0)*100/ZBGS0>=(10-0.01*100/ZBGS0),1,0);STICKLINE(涨停1,OPEN,CLOSE,2,0),COLORYELLOW;跌停:=IF((ZBGS0-C)*100/ZBGS0>=(10-0.01*100/ZBGS0),1,0);STICKLINE(跌停,OPEN,CLOSE,2,0),COLORBLUE;BOLL:MA(CLOSE,M);IF(BOLL>=REF(BOLL,1),BOLL,DRAWNULL),COLORRED;IF(BOLL<REF(BOLL,1),BOLL,DRAWNULL),COLORGREEN,LINETHICK2;UB:BOLL+2*STD(CLOSE,M)COLORYELLOW;LB:BOLL-2*STD(CLOSE,M)COLORMAGENTA;MA5:MA(C,5)COLORWHITE,LINETHICK1;IF(C>=MA(C,5),MA(C,5),DRAWNULL),COLOR9933DD,LINETHICK2;X1:=(C+L+H)/1.5;X2:=EMA(X1,3);X3:=EMA(X2,2.5);DRAWICON(CROSS(X2,X3),L*0.98,9),COLORRED;昨日中轨:=REF(C,1)>BOLL;回踩中轨:=(L-BOLL)/L<=0.01 AND (L-BOLL)/L>=-0.01 AND C>BOLL AND C>O;中轨连涨:=UPNDAY(BOLL,3);回踩布林中轨:=回踩中轨 AND 昨日中轨 AND 中轨连涨,COLORLIRED;DRAWICON(回踩布林中轨,L*0.995,41);收口:=(UB-LB)/LB<=0.25;上穿轨道:=CROSS(C,BOLL) OR CROSS(C,UB);中轨向上:=BOLL>REF(BOLL,1) OR BOLL=REF(BOLL,1);布林收口选股:=收口 AND 上穿轨道 AND 中轨向上;DRAWICON(布林收口选股,L*0.985,23);昨日上轨:=REF(CROSS(C,UB),1);回踩上轨:=(L-UB)/L<=0.01 AND (L-UB)/L>=-0.01 AND C>UB AND C>L;回踩上轨选股:=昨日上轨 AND 回踩上轨;DRAWICON(回踩上轨选股,L*0.975,33);{临界点}UP1:=23;UPPER:(1+UP1/100)*MA(CLOSE,25),COLOR404088,LINETHICK2;{东方不败箭头}ZBGS1:=CLOSE>REF(CLOSE,1) AND CLOSE>REF(CLOSE,2);ZBGS2:=REF(ZBGS1,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2);ZBGS3:=REF(ZBGS2,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2);ZBGS4:=REF(ZBGS3,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2);ZBGS5:=REF(ZBGS4,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2);ZBGS6:=REF(ZBGS5,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2);ZBGS7:=REF(ZBGS6,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2);ZBGS8:=REF(ZBGS7,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2);ZBGS9:=REF(ZBGS8,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2);ZBGSA:=REF(ZBGS9,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2);ZBGSB:=REF(ZBGSA,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2);ZBGSC:=REF(ZBGSB,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2);ZBGSD:=CLOSE<REF(CLOSE,1) AND CLOSE<REF(CLOSE,2);ZBGSE:=REF(ZBGSD,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2);ZBGSF:=REF(ZBGSE,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2);ZBGS10:=REF(ZBGSF,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2);ZBGS11:=REF(ZBGS10,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2);ZBGS12:=REF(ZBGS11,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2);ZBGS13:=REF(ZBGS12,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2);ZBGS14:=REF(ZBGS13,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2);ZBGS15:=REF(ZBGS14,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2);ZBGS16:=REF(ZBGS15,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2);ZBGS17:=REF(ZBGS16,1) AND CLOSE<=REF(CLOSE,1) AND CLOSE>=REF(CLOSE,2);ZBGS18:=REF(ZBGS17,1) AND CLOSE>=REF(CLOSE,1) AND CLOSE<=REF(CLOSE,2);ZBGS19:=REF(ZBGSD OR ZBGSE OR ZBGSF OR ZBGS10 OR ZBGS11 OR ZBGS12 OR ZBGS13 OR ZBGS14 OR ZBGS15 OR ZBGS16 OR ZBGS17 OR ZBGS18,1) AND ZBGS1;DRAWICON(ZBGS19,L*0.98,30);
