With an angle adjustable support resistance lines

[elliot]

_SECTION_BEGIN("Chart Settings");
SetChartOptions(0,chartShowArrows|chartShowDates);
SetChartBkColor(ParamColor("Outer Panel",colorPaleBlue));
SetChartBkGradientFill(ParamColor("Upper Chart",colorBlack),ParamColor("Lower Chart",colorBlack));
_SECTION_END();
Plot(C,"",colorWhite,styleBar|styleThick);
xx = Cum(1);
nbar=Param("DİREN GN",1,1,200,1);
nbar1=Param("DESTEK GN",1,1,200,1);




PHigh =H > Ref(HHV(H,nbar),-1) AND Ref(HHV(H,nbar),nbar) <= H;
PLow = L < Ref(LLV(L,nbar1),-1) AND Ref(LLV(L,nbar1),nbar1) >= L;
ACID=Param("DESTEK CİZGİ AISI ",0,-180,180,1);
ACIH=Param("DİREN CİZGİ AISI",0,-180,180,1);

Pi = 3.14159265;
Rtd = 180 / Pi;
Dtr = 1 / Rtd;


startval_L = ValueWhen(PLow,L,1);
endval_L = ValueWhen(PLow,L,0);
startbar_L = ValueWhen(PLow,xx,1);
endbar_L = ValueWhen(PLow,xx,0);
aa_L = (endval_L-startval_L)/(endbar_L-startbar_L);
bb_L = startval_L;

aa_L=aa_L*(ACID*DTR);

trendline_L = aa_L * (xx - startbar_L) + bb_L;
dtrendline_L = trendline_L - Ref(trendline_L,-1);
startval_L_extend = ValueWhen(PLow,L,2);
endval_L_extend = ValueWhen(PLow,L,1);
startbar_L_extend = ValueWhen(PLow,xx,2);
endbar_L_extend = ValueWhen(PLow,xx,1);
aa_L_extend = (endval_L_extend-startval_L_extend)/(endbar_L_extend-startbar_L_extend);
bb_L_extend = startval_L;


aa_L_extend=aa_L_extend*(ACID*DTR);


trendline_L_extend = aa_L_extend * (xx - startbar_L) + endval_L_extend;
dtrendline_L_extend = trendline_L_extend - Ref(trendline_L_extend,-1);
dtrendline_L_extend = IIf(PLow,Ref(dtrendline_L,-1),dtrendline_L_extend);
startval_L_extend2 = ValueWhen(PLow,L,3);
endval_L_extend2 = ValueWhen(PLow,L,2);
startbar_L_extend2 = ValueWhen(PLow,xx,3);
endbar_L_extend2 = ValueWhen(PLow,xx,2);
aa_L_extend2 = (endval_L_extend2-startval_L_extend2)/(endbar_L_extend2-startbar_L_extend2);
bb_L_extend2 = endval_L_extend2;

aa_L_extend2=aa_L_extend2*(ACID*DTR);

trendline_L_extend2 = aa_L_extend2 * (xx - endbar_L_extend2) + endval_L_extend2;
dtrendline_L_extend2 = trendline_L_extend2 - Ref(trendline_L_extend2,-1);
dtrendline_L_extend2 = IIf(PLow,Ref(dtrendline_L_extend,-1),dtrendline_L_extend2);
startval_H = ValueWhen(PHigh,H,1);
endval_H = ValueWhen(PHigh,H,0);
startbar_H = ValueWhen(PHigh,xx,1);
endbar_H = ValueWhen(PHigh,xx,0);
aa_H = (endval_H-startval_H)/(endbar_H-startbar_H);
bb_H = startval_H;


aa_H =aa_H *(ACIH*DTR);


trendline_H = aa_H * (xx - startbar_H) + bb_H;

dtrendline_H = trendline_H - Ref(trendline_H,-1);
startval_H_extend = ValueWhen(PHigh,H,2);
endval_H_extend = ValueWhen(PHigh,H,1);
startbar_H_extend = ValueWhen(PHigh,xx,2);
endbar_H_extend = ValueWhen(PHigh,xx,1);
aa_H_extend = (endval_H_extend-startval_H_extend)/(endbar_H_extend-startbar_H_extend);
bb_H_extend = startval_H;

aa_H_extend =aa_H_extend *(ACIH*DTR);

trendline_H_extend = aa_H_extend * (xx - startbar_H) + endval_H_extend;
dtrendline_H_extend = trendline_H_extend - Ref(trendline_H_extend,-1);
dtrendline_H_extend = IIf(PHigh,Ref(dtrendline_H,-1),dtrendline_H_extend);
startval_H_extend2 = ValueWhen(PHigh,H,3);
endval_H_extend2 = ValueWhen(PHigh,H,2);
startbar_H_extend2 = ValueWhen(PHigh,xx,3);
endbar_H_extend2 = ValueWhen(PHigh,xx,2);

aa_H_extend2 = (endval_H_extend2-startval_H_extend2)/(endbar_H_extend2-startbar_H_extend2);
bb_H_extend2 = endval_H_extend2;


aa_H_extend2 =aa_H_extend2*(ACIH*DTR);

trendline_H_extend2 = aa_H_extend2 * (xx - endbar_H_extend2) + endval_H_extend2;

dtrendline_H_extend2 = trendline_H_extend2 - Ref(trendline_H_extend2,-1);
dtrendline_H_extend2 = IIf(PHigh,Ref(dtrendline_H_extend,-1),dtrendline_H_extend2);

trendline_L_extend2 = IIf(BarsSince(Plow) <= nbar,trendline_L_extend2,Null);
trendline_H_extend2 = IIf(BarsSince(PHigh) <= nbar,trendline_H_extend2,Null);
GraphXSpace = 5;
SetChartOptions(0, chartShowDates);


//Plot(trendline_L, "", colorBrightGreen,styleLine);
Plot(IIf(BarsSince(Plow) <= nbar,trendline_L_extend,Null), "", colorLightGrey,styleNoLine | styleDots | styleThick);
Plot(IIf(BarsSince(Plow) > nbar,trendline_L_extend,Null), "",colorBrightGreen, styleNoLine | styleDots | styleThick);
Plot(IIf(BarsSince(Plow) <= nbar,trendline_L_extend2,Null), "",colorDarkGreen,styleNoLine | styleDots| styleThick);
//Plot(trendline_H, "", colorRed,styleLine);
Plot(IIf(BarsSince(PHigh) <= nbar,trendline_H_extend,Null), "", colorLightGrey, styleNoLine | styleDots | styleThick);
Plot(IIf(BarsSince(PHigh) > nbar,trendline_H_extend,Null), "",colorOrange, styleNoLine | styleDots | styleThick);
Plot(IIf(BarsSince(PHigh) <= nbar,trendline_H_extend2,Null), "",colorOrange, styleNoLine | styleDots | styleThick);