{趋势雷达 · 通达信副图 · v1 (2026-10-23)}
{口径: BB线 = 3日EMA(4倍超跌扩张), 理论区间0~4; 参考线 超买3.2 / 超卖0.5}
{资金线MA5 = (主动买-主动卖)/股本 的5日均值, <0 视为资金流出}
{信号: 底=超卖拐头 | 升=拐头+20日线上+放量 | 顶=高位拐头 | 下=拐头+资金流出+破5/10日线}
{内部变量全部加 TR_ 前缀防撞名(库已占 V1/RA); 不写多行大括号注释}

{──────── 一、底层指标 ────────}

TRR0:=((IF(ISNULL(ZDMR[-1]),0,ZDMR)+IF(ISNULL(BDMR[-1]),0,BDMR))-(IF(ISNULL(ZDMC[-1]),0,ZDMC)+IF(ISNULL(BDMC[-1]),0,BDMC)))/SHGZG*100;
TRMA5:=MA(TRR0,5);
TRFF:=LLV(LOW,10);
TRGG:=HHV(HIGH,25);
TRCC:=EMA((CLOSE-TRFF)/(TRGG-TRFF)*4,4);
TRBB:=EMA(TRCC,3);

{──────── 二、方向与环境 ────────}

TRUP:=TRBB>=REF(TRBB,1);
TRDD:=CLOSE>MA(CLOSE,20) AND CLOSE>MA(CLOSE,5);
TREE:=CLOSE<MA(CLOSE,10) AND CLOSE<MA(CLOSE,5);
TRVU:=VOL>MA(VOL,5);

{──────── 三、四类信号 ────────}

TRD:=TRUP AND REF(TRUP,1)=0 AND REF(TRUP,2)+REF(TRUP,3)=0 AND TRBB<0.5;
TRS:=TRUP AND REF(TRUP,1)=0 AND REF(TRUP,2)+REF(TRUP,3)=0 AND TRDD AND REF(TRDD,1)=0 AND TRVU;
TRT:=TRBB>2 AND TRUP=0 AND REF(TRUP,1)=1 AND REF(TRUP,2)+REF(TRUP,3)=2;
TRX:=TRUP=0 AND REF(TRUP,1)=1 AND REF(TRUP,2)+REF(TRUP,3)=2 AND TRMA5<0 AND TREE AND TRBB>1;

{──────── 四、画面输出 ────────}

{参考线}
超买:3.2,COLOR23A6F5,DOTLINE;
超卖:0.5,COLORAAAAAA,DOTLINE;

{主线: 上升红 / 下降绿 (原 PARTLINE 改双线写法, 兼容性更好)}
主升:IF(TRUP,TRBB,DRAWNULL),COLORRED,LINETHICK2;
主降:IF(TRUP,DRAWNULL,TRBB),COLORGREEN,LINETHICK2;

{骑线圆点}
STICKLINE(TRD,TRBB-0.03,TRBB+0.03,1,0),COLOR54B51E;
STICKLINE(TRS,TRBB-0.03,TRBB+0.03,1,0),COLORD27619;
STICKLINE(TRT,TRBB-0.03,TRBB+0.03,1,0),COLOR3539E5;
STICKLINE(TRX,TRBB-0.03,TRBB+0.03,1,0),COLOR23A6F5;

{字母信号: 点上方 0.12}
DRAWTEXT(TRD,TRBB+0.12,'底'),COLOR54B51E;
DRAWTEXT(TRS,TRBB+0.12,'升'),COLORD27619;
DRAWTEXT(TRT,TRBB+0.12,'顶'),COLOR3539E5;
DRAWTEXT(TRX,TRBB+0.12,'下'),COLOR23A6F5;

{如需柱状带: 取消下一行注释即可}
{STICKLINE(TRUP,TRBB,REF(TRBB,1),3,0),COLORRED;}