《四色均线买卖》指标解析
核心策略：通过13/20/21日EMA均线系统构建四维趋势跟踪模型，结合量价验证实现动态仓位管理。主图以红蓝双色标注13日EMA方向，品红/橙色区分20日EMA趋势，当短中期均线多头排列且突破关键均线时触发"建仓"信号，跌破则提示"空仓"。创新融合3日EMA与长周期均线动态关系，通过蓝绿渐变色柱识别趋势转换节点，配合量能突破验证买卖点有效性，实现中短期趋势精准捕捉。
公式源码是：
ZBGS1:EMA(C,13),COLOR0000FF;
ZBGS2:EMA(C,20),COLORFF00FF;
IF(ZBGS1>REF(ZBGS1,1),ZBGS1,DRAWNULL),COLORRED,LINETHICK2;
IF(ZBGS1<=REF(ZBGS1,1),ZBGS1,DRAWNULL),COLORBLUE,LINETHICK2;
IF(ZBGS2>REF(ZBGS2,1),ZBGS2,DRAWNULL),COLORFF00FF,LINETHICK2;
IF(ZBGS2< REF(ZBGS2,1),ZBGS2,DRAWNULL),COLORFFAA00,LINETHICK2;
ZBGS3:EMA(C,21)COLORBLUE,LINETHICK3;
ZBGS4:=ZBGS3< REF(ZBGS3,1);
IF(ZBGS4-1,ZBGS3,DRAWNULL)COLORRED,LINETHICK3;
ZBGS5:=EMA(C,3) > EMA(C,21);
ZBGS6:=EMA(C,3) < EMA(C,21);
ZBGS7:=EMA(C,3) > EMA(C,8);
ZBGS8:=EMA(C,3) < EMA(C,8);
ZBGS9:=CLOSE< OPEN;
STICKLINE(ZBGS5,H,L,0,0),COLOR007FFF;
STICKLINE(ZBGS5,O,C,3,1),COLOR007FFF;
STICKLINE(ZBGS5 AND ZBGS9,O,C,3,0),COLOR007FFF;
STICKLINE(ZBGS6,H,L,0,0),COLORGREEN;
STICKLINE(ZBGS6,O,C,3,1),COLORGREEN;
STICKLINE(ZBGS6 AND ZBGS9,O,C,3,0),COLORGREEN;
STICKLINE(ZBGS6 AND ZBGS7,H,L,0,1),COLORF00FF0;
STICKLINE(ZBGS6 AND ZBGS7,O,C,3,1),COLORF00FF0;
STICKLINE(ZBGS6 AND ZBGS7 AND ZBGS9,O,C,3,0),COLORF00FF0;
STICKLINE(ZBGS5 AND ZBGS8,H,L,0,0),COLORBLUE;
STICKLINE(ZBGS5 AND ZBGS8,O,C,3,1),COLORBLUE;
STICKLINE(ZBGS5 AND ZBGS8 AND ZBGS9,O,C,3,0),COLORBLUE;
ZBGS10:=MA(CLOSE,9),LINETHICK2;
ZBGS11:=MA(CLOSE,20);
ZBGS12:=CROSS(ZBGS10,ZBGS11);
ZBGS13:=CROSS(ZBGS11,ZBGS10);
DRAWTEXT(ZBGS12,L-0.1,'建仓')COLORYELLOW;
DRAWTEXT(ZBGS13,H+0.1,'空仓');
ZBGS14:=(C-REF(C,1))/REF(C,1)*100< 1.02;
ZBGS15:=H>MA(C,5)*1.12;
ZBGS16:=ZBGS14 AND ZBGS15;
DRAWTEXT(ZBGS16,H*1.05,'卖点'),COLORWHITE;
ZBGS17:=EMA(C,13),COLOR0000FF,LINETHICK2;
ZBGS18:=EMA(C,34),COLORYELLOW;
ZBGS19:=EMA(C,55),COLORFF00FF;
ZBGS20:=EMA(C,120),COLORFFCC66;
ZBGS21:=ZBGS19>ZBGS18 AND ZBGS18>ZBGS17;
ZBGS22:=BARSLAST((C-ZBGS17)/ZBGS17*100< -6);
ZBGS23:=ZBGS17>=REF(ZBGS17,2);
ZBGS24:=COUNT(CROSS(C,ZBGS17),ZBGS22)=1;
ZBGS25:=ZBGS21 AND ZBGS22 AND ZBGS23 AND ZBGS24;
ZBGS26:=ZBGS25 AND FILTER(ZBGS25,10);
DRAWTEXT(ZBGS26,L-0.09,'启动'),COLORYELLOW;
STICKLINE(ZBGS26,H,L,3,0),LINETHICK2,COLORYELLOW;
ZBGS27:=COUNT(BETWEEN((C-REF(C,1))/REF(C,1)*100,0,5) ,5)=5;
ZBGS28:=ABS((ZBGS17-ZBGS18)+(ZBGS18-ZBGS19))/C< 0.2;
ZBGS29:=C>ZBGS19 AND (REF(C,1)< REF(ZBGS19,1) OR REF(C,2)< REF(ZBGS19,2) OR REF(C,3)< REF(ZBGS19,3) OR REF(C,4)< REF(ZBGS19,4) OR REF(C,5)< REF(ZBGS19,5));
ZBGS30:=ZBGS27 AND ZBGS28 AND ZBGS29;
DRAWTEXT(ZBGS30 AND FILTER(ZBGS30,10),L-0.09,'上升'),COLOR00C5FF;
STICKLINE(ZBGS30 AND FILTER(ZBGS30,10),O,C,3,1),LINETHICK2,COLOR00C5FF;
DRAWTEXT_FIX(1,0.980,20,1,'★股票指标网'),COLOR333333;
ZBGS31:=(C-REF(C,1))/REF(C,1)*100>0.5;
ZBGS32:=V>MA(V,5)*0.6;
ZBGS33:=COUNT(CROSS(ZBGS17,ZBGS19),3)=1;
ZBGS34:=ABS(ZBGS18-ZBGS19)/ZBGS19< 0.03;
ZBGS35:=ZBGS19<=ZBGS20 AND ZBGS19>=REF(ZBGS19,1);
ZBGS36:=FILTER(ZBGS31 AND ZBGS32 AND ZBGS33 AND ZBGS34 AND ZBGS35,2);
STICKLINE(ZBGS36,O,C,3,1),LINETHICK2,COLORF00FF0;
DRAWTEXT(ZBGS36,L-0.09,'涨升'),COLORF00FF0;
ZBGS37:=ZBGS17>ZBGS18 AND ZBGS18< ZBGS19;
ZBGS38:=BARSLAST(CROSS(C,ZBGS19) );
ZBGS39:=H=HHV(H,ZBGS38);
ZBGS40:=BARSLAST(ZBGS39);
ZBGS41:=COUNT(O>C AND C< REF(C,1) AND C>ZBGS19 AND BETWEEN((C-ZBGS19)/ZBGS19,0,0.02),ZBGS40)=1;
ZBGS42:=C>REF(C,1) ;
ZBGS43:=ZBGS37 AND ZBGS41 AND ZBGS42 ;
ZBGS44:=ZBGS43 AND FILTER(ZBGS43 ,10);
DRAWTEXT(ZBGS44,L-0.09,'出击'),COLORD6BA63;
ZBGS45:=BARSLAST(REF(CROSS(ZBGS19,ZBGS18),1)) AND CROSS(ZBGS18,ZBGS19);
DRAWTEXT(ZBGS45,L-0.09,'金叉'),COLOR0099FF;
ZBGS46:=BARSLAST(REF(CROSS(ZBGS18,ZBGS17),1)) AND CROSS(ZBGS17,ZBGS18);
DRAWTEXT(ZBGS46,L-0.09,'加仓'),COLORWHITE;
ZBGS47:=(CLOSE-MA(CLOSE,13))/MA(CLOSE,13)*100;
ZBGS48:=BARSLAST(BETWEEN(ZBGS47,0,5) );
ZBGS49:=ZBGS17>ZBGS18 AND ZBGS18>ZBGS19 AND ZBGS17>REF(ZBGS17,1);
ZBGS50:=COUNT(ZBGS47>10 AND H=HHV(H,ZBGS48),ZBGS48);
ZBGS51:=H=HHV(H,ZBGS48);
ZBGS52:=EMA(CLOSE,12)-EMA(CLOSE,26);
ZBGS53:=EMA(ZBGS52,9);
ZBGS54:=(ZBGS52-ZBGS53)*2,COLORSTICK;
ZBGS55:=ZBGS54< REF(ZBGS54,1);
ZBGS56:=ZBGS49 AND ZBGS50 AND ZBGS51;
ZBGS57:=ZBGS49 AND ZBGS50 AND ZBGS51 AND ZBGS55;
DRAWTEXT(ZBGS56 AND ZBGS57,H+0.13,'了结'),COLOR00FF00;
ZBGS58:=ZBGS17>=REF(ZBGS17,3) AND ZBGS18>=REF(ZBGS18,1) AND ZBGS19>=REF(ZBGS19,1) AND CROSS(C,ZBGS17) AND CROSS(C,ZBGS18) AND CROSS(C,ZBGS19);
DRAWTEXT(ZBGS58 AND FILTER(ZBGS58,10),L-0.3,'推升'),COLORFFC8FF;
STICKLINE(ZBGS58 AND FILTER(ZBGS58,10),O,C,3,1),LINETHICK2,COLORFFC8FF;
