All Major Minor Auto Trend Line Plotter


All Major Minor Auto Trend Line Plotter
All Major Minor Auto Trend Line Plotter 

//www.aflcode.com
_SECTION_BEGIN("Advanced Trend Lines");
function GetXSupport(Lo, Percentage, Back)
{
 return ((BarCount - 1) - LastValue(TroughBars(Lo, Percentage,Back)));
}
function GetYSupport(Lo, Percentage, Back)
{
 return (LastValue(Trough(Lo, Percentage, back)));
}

function GetXResistance(Hi, Percentage, Back)
{
 return ((BarCount - 1) -LastValue(PeakBars(Hi, Percentage, Back)));
}
function GetYResistance(Hi, Percentage, Back)
{
 return (LastValue(Peak(Hi, Percentage, Back)));
}
function TD_Supply(P)
{
  return ( P > Ref(P, 1) AND P > Ref(P, -1) AND P > Ref(C, -2));
}
function TD_Demand(P)
{
  return ( P < Ref(P, 1) AND P < Ref(P, -1) AND P < Ref(C, -2));
}
////////////////////////////////////////////////////////////////////////
//Parameters
Percentage   = Param("Percentage", 1.5, 0.01, 100. ,0.01);
DrawAllLines   = ParamToggle("Draw All Lines?", "No|Yes");
Lines       = Param("Lines?", 1, 1, BarCount-2);
DrawR       = ParamList("Resistance Points", "Off|High to High|High to Low", 1);
DrawS       = ParamList("Support Points", "Off|Low to Low|Low to High", 1);
ShowTDP     = ParamToggle("Show TD Pionts", "No|Yes", 1);
AllOrDownR   = ParamToggle("Resistance Direction", "All|Down");
AllOrUpS     = ParamToggle("Support Direction", "All|Up");
ShowSR      = ParamToggle("Show Vert S/R","No|Yes", 1);
SRPer      = Param("S/R Percentage", 3, 1);
SRBack      = Param("S/R Back", 5, 1);
str = "";
Res = Sup = 0;
Con = 1;
////////////////////////////////////////////////////////////////////////
Main = C;
Con = ConS = ConR = 1;
if(DrawS=="Low to Low")
{
  Support1 = L;
  Support2 = L;
}
else
{
  Support1 = L;
  Support2 = H;
}
if(DrawR=="High to High")
{
  Resistance1 = H;
  Resistance2 = H;
}
else
{
  Resistance1 = H;
  Resistance2 = L;
}
////////////////////////////////////////////////////////////////////////
//Plotting Area
Plot(Main, "", IIf(C>O,colorGreen, colorRed), styleBar);
if(DrawAllLines)
for(i = 2; i<=Lines+1; i++)
{
  if(DrawS!="Off")
  {
    x0 = GetXSupport(Support1, Percentage, i);
    x1 = GetXSupport(Support2, Percentage, i-1);
    y0 = GetYSupport(Support1, Percentage, i);
    y1 = GetYSupport(Support2, Percentage, i-1);
    x = LineArray(x0, y0, x1, y1, 1);
    if(AllOrUpS) ConS = StrToNum(NumToStr(y0 < y1));
    if(Con AND ConS)
      Plot(x, "", IIf(LastValue(C) < LastValue(x), colorBlue,colorLightBlue),styleLine|styleThick);
  }
  if(DrawR!="Off")
  {
    x0 = GetXResistance(Resistance1, Percentage, i);
    x1 = GetXResistance(Resistance2, Percentage, i-1);
    y0 = GetYResistance(Resistance1, Percentage, i);
    y1 = GetYResistance(Resistance2, Percentage, i-1);
    x = LineArray(x0, y0, x1, y1, 1);
    if(AllOrDownR) ConR = y0 > y1;
    if(Con AND ConR)
      Plot(x, "",  IIf(LastValue(C) < LastValue(x), colorBlue,colorLightBlue),styleLine|styleThick);
  }
}
else
{
  if(DrawS!="Off")
  {
    x0 = GetXSupport(Support1, Percentage, Lines+1);
    x1 = GetXSupport(Support2, Percentage, Lines);
    y0 = GetYSupport(Support1, Percentage, Lines+1);
    y1 = GetYSupport(Support2, Percentage, Lines);
    x = LineArray(x0, y0, x1, y1, 1 );
    Sup = LastValue(LinRegSlope(x, Lines+1));
    if(AllOrUpS) ConS = y0 < y1;
    if(Con AND ConS)
      Plot(x, "", IIf(LastValue(C) < LastValue(x), colorBlue,colorLightBlue),styleLine|styleThick);
  }
  if(DrawR!="Off")
  {
    x0 = GetXResistance(Resistance1, Percentage, Lines+1);
    x1 = GetXResistance(Resistance2, Percentage, Lines);
    y0 = GetYResistance(Resistance1, Percentage, Lines+1);
    y1 = GetYResistance(Resistance2, Percentage, Lines);
    x = LineArray(x0, y0, x1, y1, 1 );
    Res = LastValue(LinRegSlope(x, Lines+1));
    if(AllOrDownR) ConR = y0 > y1;
    if(Con AND ConR)
      Plot(x, "",  IIf(LastValue(C) < LastValue(x), colorBlue,colorLightBlue),styleLine|styleThick);
  }
str = "\nR Slope=("+Res+"), S Slope=("+Sup+")";
}

if(ShowTDP)
{
  PlotShapes(TD_Supply(H)*shapeSmallCircle, colorRed, 0, H, H*.001);
  PlotShapes(TD_Demand(L)*shapeSmallCircle, colorGreen, 0, L, -L*.001);
}
if(ShowSR)
{
  for(i=1; i<=SRBack; i++)
  {
    x0 = GetXSupport(L, SRPer, i);
    x1 = BarCount-1;
    y0 = GetYSupport(L, SRPer, i);
    x = LineArray(x0, y0, x1, y0, 0);
    Plot(x, "", IIf(LastValue(C) > x, colorDarkGreen, colorDarkRed),styleLine|styleDashed|styleThick);
    x0 = GetXResistance(H, SRPer, i);
    y0 = GetYResistance(H, SRPer, i);
    x = LineArray(x0, y0, x1, y0, 0);
    Plot(x, "", IIf(LastValue(C) > x, colorDarkGreen, colorDarkRed),styleLine|styleDashed|styleThick);

  }
}
//Title =FullName()+" ({{NAME}})\n{{DATE}}\n"+"Open: "+O+", Hi: "+H+", Lo: "+L+","+ Close: "+C+StrFormat(" (%.2f  %.2f\%)", C-Ref(C, -1), SelectedValue(ROC(C,//
//1)))+str;

_SECTION_END();

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