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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 | _SECTION_BEGIN ( "1........Trend Detection" ); // Trend Detection // Graham Kavanagh 11 Jan 05 // I am using version 4.66.2, but believe this will work with last offical version. function Rise( Pd, perd, Pl, perl ) { MAD = DEMA (Pd,perd); MAL = LinearReg (Pl,perl); CondR = ROC (MAD,1)>0 AND ROC (MAL,1)>0; CondF = ROC (MAD,1)<0 AND ROC (MAL,1)<0; R[0] = C [0]>( H [0]+ L [0])/2; for (i=1;i< BarCount ;i++) { if ( CondR[i] ) { R[i] = 1; } else { if ( CondF[i] ) { R[i] = 0; } else { R[i] = R[i-1]; } } } return R; } PrD = C ; PrL = H /2+ L /2; PrdD = PrdL = PrdM = Param ( "Prd" ,12,2,40,1); permax = Max (prdd,prdl); Rs = IIf ( BarIndex ()<permax, 0, Rise(PrD, PrdD, PrL, PrdL) ); Fs = IIf ( BarIndex ()<permax, 0, 1-Rs ); Confirm = MA ( C ,prdm); function DirBar( dr, df ) { B[0] = 0; for (i=1;i< BarCount ;i++) { if ( dr[i-1] && df[i] ) { B[i] = 1; } else { if ( df[i-1] && dr[i] ) { B[i] = 1; } else { B[i] = B[i-1] + 1; } } } return B; } Bs = DirBar( Rs, Fs ); Direction = ROC (Confirm,1) > 0 AND ROC (Confirm,5) > 0; Downward = ROC (Confirm,1) < 0 AND ROC (Confirm,5) < 0; Select = Rs AND Ref (Fs,-1); Caution = Fs AND Ref (Rs,-1); Change = IIf ( Rs, H / ValueWhen (Fs, L )*100, L / ValueWhen (Rs, H )*100 ); Plot ( C , "close" , IIf ( Rs, colorGreen , IIf ( Fs, colorRed , colorBlack )), styleBar ); PlotShapes ( shapeSmallCircle * select, colorDarkGreen , 0, H , 5 ); PlotShapes ( shapeSmallCircle * Caution, colorDarkRed , 0, L , -5 ); GraphXSpace =10; _N ( Title = "{{NAME}} - {{INTERVAL}} {{DATE}} Trend Plot - " +prdd+ " Day" ); Buy = Select ; Sell = Caution ; Filter = Select OR Caution; AddColumn ( Select, "UpTurn" , 1 ); AddColumn ( Caution, "DownTurn" , 1 ); AddColumn ( IIf ( Buy , 66, IIf ( Sell , 83, Null )), "2LineB/S" ,formatChar, IIf ( Buy , colorGreen , IIf ( Sell , colorRed , colorDefault )), colorDefault ,width = 60); AddColumn ( C , "Close" , 1.2); // ---indicator end--- "Rise = " + Rs; "Fall = " + Fs; "Current Trend Bars = " + Bs; "Trend Move = " + Change + " %" ; _SECTION_END (); |