//+------------------------------------------------------------------+
//|                                                      ProjectName |
//|                                      Copyright 2012, CompanyName |
//|                                       http://www.companyname.net |
//+------------------------------------------------------------------+
#property  copyright "LineMan"
#property  link      "LineMan"

#include <stdlib.mqh>

//---- defines
#define DodgerBlue2  C'0x0d,0x28,0x93'
#define Crimson2     C'0xaa,0x14,0x60'

//---- indicator settings
#property  indicator_chart_window

#property  indicator_buffers  8

#property  indicator_color1  Gray
#property  indicator_color2  Gray
#property  indicator_color3  DimGray
#property  indicator_color4  DimGray
#property  indicator_color5  DarkGray
#property  indicator_color6  DarkGray
#property  indicator_color7  DodgerBlue
#property  indicator_color8  Crimson

#property  indicator_width1  1
#property  indicator_width2  1
#property  indicator_width3  2
#property  indicator_width4  2
#property  indicator_width5  3
#property  indicator_width6  3
#property  indicator_width7  1
#property  indicator_width8  1

//---- indicator parameters
extern bool   bDispShort      = true;           // short period LineMan
extern bool   bDispMid        = false;          // mid period  LineMan
extern bool   bDispLong       = false;          // long period LineMan
extern bool   bAlertDialog    = true;           // show dialog on signal occur
extern bool   bAlertSound     = true;           // play sound on signal occur
extern bool   bDispTarget     = true;           // target price of current and next bars
extern string sWavAlert       = "alert.wav";    // alert sound file name
extern int    nShortBefore    = 2;              // short, number of check bars before peaks
extern int    nShortAfter     = 2;              // short, number of check bars after peaks 
extern int    nMidBefore      = 6;              // mid, number of check bars before peaks
extern int    nMidAfter       = 6;              // mid, number of check bars after peaks 
extern int    nLongBefore     = 24;             // long, number of check bars before peaks
extern int    nLongAfter      = 24;             // long, number of check bars after peaks 
extern double marginShort     = 2;              // short, margin pips
extern double marginMid       = 5;              // mid, margin pips
extern double marginLong      = 10;             // long, margin pips
extern double ppPerBar        = 1.0;            // minimum angles of valid LineMan in (pips/5min)
extern color  colLineUpper    = DodgerBlue;     // upper LineMan color
extern color  colLineLower    = Crimson;        // lower LineMan color
extern color  colMarginUpper  = DodgerBlue2;    // upper margin line color
extern color  colMarginLower  = Crimson2;       // lower margin line color
extern int    styleShort      = STYLE_SOLID;    // short, line style
extern int    styleMid        = STYLE_DASH;     // mid, line style
extern int    styleLong       = STYLE_DASHDOT;  // long, line style
extern int    pointScale      = 0;              // 0: auto, 1: 123.45, 10: 123.456
extern int    nMaxBars        = 2000;           // maximum number of bars to calculate, 0: no limit

//---- indicator buffers
double BufferShortUpper[];   // 0: short period, upper peak
double BufferShortLower[];   // 1: short period, lower peak
double BufferMidUpper[];     // 2: mid period, upper peak
double BufferMidLower[];     // 3: mid period, lower peak
double BufferLongUpper[];    // 4: long period, upper peak
double BufferLongLower[];    // 5: long period, lower peak
double BufferSignalLong[];   // 6: Long signal peak
double BufferSignalShort[];  // 7: Short signal peak

//---- vars
string   sIndicatorName;
string   sPrefix;
string   sIndSelf="00-LineMan_v103";
double   point;
int      markUpper = 217;
int      markLower = 218;
int      markLong  = 233;
int      markShort = 234;
datetime tAlertLast;
//----------------------------------------------------------------------
string TimeFrameToStr(int timeFrame)
  {
   switch(timeFrame) 
     {
      case 1:     return("M1");
      case 5:     return("M5");
      case 15:    return("M15");
      case 30:    return("M30");
      case 60:    return("H1");
      case 240:   return("H4");
      case 1440:  return("D1");
      case 10080: return("W1");
      case 43200: return("MN");
     }

   return("??");
  }
//----------------------------------------------------------------------
double checkPoint(string sym,int pointScale)
  {
   if(pointScale!=0) 
     {
      // point manually scaled
      return(Point*pointScale);
     }

// auto scale
   string   s_point001[]=
     {  // point=0.01 pairs, for auto pointScale(0), *JPY are 0.01 as default
      "EURHUF","USDHUF"
     };
   string   s_point0001[]=
     {  // point=0.001 pairs, for auto pointScale(0)
      "EURCZK","EURHKD","EURSKK","EURZAR","GBPNOK",
      "GBPSEK","GBPZAR","USDCZK","USDMXN","USDRUB",
      "USDSKK"
     };
   double point=0;

   if(StringFind(sym,"JPY")==3) 
     {
      point=0.01;
        } else {
      // check point=0.01 table
      int n=ArraySize(s_point001);
      for(int i=0; i<n; i++) 
        {
         if(StringFind(sym,s_point001[i])==0) 
           {
            point=0.01;
            break;
           }
        }
      if(point==0) 
        {
         // check point=0.001 table
         n=ArraySize(s_point0001);
         for(i=0; i<n; i++) 
           {
            if(StringFind(sym,s_point0001[i])==0) 
              {
               point=0.001;
               break;
              }
           }
        }
      if(point==0) 
        {
         // others
         point=0.0001;
        }
     }

   return(point);
  }
//----------------------------------------------------------------------
void init()
  {
   string tf=TimeFrameToStr(Period());
   sIndicatorName=sIndSelf+"("+tf+")";
   sPrefix=sIndicatorName;

   IndicatorShortName(sIndicatorName);

   SetIndexBuffer(0,BufferShortUpper);
   SetIndexBuffer(1,BufferShortLower);
   SetIndexBuffer(2,BufferMidUpper);
   SetIndexBuffer(3,BufferMidLower);
   SetIndexBuffer(4,BufferLongUpper);
   SetIndexBuffer(5,BufferLongLower);
   SetIndexBuffer(6,BufferSignalLong);
   SetIndexBuffer(7,BufferSignalShort);

   SetIndexLabel(0,"Short Upper");
   SetIndexLabel(1,"Short Lower");
   SetIndexLabel(2,"Mid Upper");
   SetIndexLabel(3,"Mid Lower");
   SetIndexLabel(4,"Long Upper");
   SetIndexLabel(5,"Long Lower");
   SetIndexLabel(6,"Signal Long");
   SetIndexLabel(7,"Signal Short");

   SetIndexStyle(0,DRAW_ARROW);
   SetIndexStyle(1,DRAW_ARROW);
   SetIndexStyle(2,DRAW_ARROW);
   SetIndexStyle(3,DRAW_ARROW);
   SetIndexStyle(4,DRAW_ARROW);
   SetIndexStyle(5,DRAW_ARROW);
   SetIndexStyle(6,DRAW_ARROW);
   SetIndexStyle(7,DRAW_ARROW);

   SetIndexArrow(0,markUpper);
   SetIndexArrow(1,markLower);
   SetIndexArrow(2,markUpper);
   SetIndexArrow(3,markLower);
   SetIndexArrow(4,markUpper);
   SetIndexArrow(5,markLower);
   SetIndexArrow(6,markLong);
   SetIndexArrow(7,markShort);

   SetIndexDrawBegin(0,nShortBefore);
   SetIndexDrawBegin(1,nShortBefore);
   SetIndexDrawBegin(2,nMidBefore);
   SetIndexDrawBegin(3,nMidBefore);
   SetIndexDrawBegin(4,nLongBefore);
   SetIndexDrawBegin(5,nLongBefore);
   SetIndexDrawBegin(6,nShortBefore);
   SetIndexDrawBegin(7,nShortBefore);

// clear old signals
   int n=ArraySize(BufferShortUpper);
   for(int i=0; i<n; i++) 
     {
      BufferShortUpper[i]  = EMPTY_VALUE;
      BufferShortLower[i]  = EMPTY_VALUE;
      BufferMidUpper[i]    = EMPTY_VALUE;
      BufferMidLower[i]    = EMPTY_VALUE;
      BufferLongUpper[i]   = EMPTY_VALUE;
      BufferLongLower[i]   = EMPTY_VALUE;
      BufferSignalLong[i]  = EMPTY_VALUE;
      BufferSignalShort[i] = EMPTY_VALUE;
     }

   point=checkPoint(Symbol(),pointScale);
  }
//----------------------------------------------------------------------
void deinit()
  {
   int n=ObjectsTotal();
   for(int i=n-1; i>=0; i--) 
     {
      string sName=ObjectName(i);
      if(StringFind(sName,sPrefix)==0) 
        {
         ObjectDelete(sName);
        }
     }
  }
//----------------------------------------------------------------------
void objLine(string sName,int win,datetime ts,double ps,datetime te,double pe,color col,
             int width=1,int style=STYLE_SOLID,bool bBack=false,bool bRay=false)
  {
   sName=sPrefix+sName;

   ObjectCreate(sName,OBJ_TREND,win,0,0);
   ObjectSet(sName,OBJPROP_TIME1,ts);
   ObjectSet(sName,OBJPROP_PRICE1,ps);
   ObjectSet(sName,OBJPROP_TIME2,te);
   ObjectSet(sName,OBJPROP_PRICE2,pe);
   ObjectSet(sName,OBJPROP_COLOR,col);
   ObjectSet(sName,OBJPROP_WIDTH,width);
   ObjectSet(sName,OBJPROP_STYLE,style);
   ObjectSet(sName,OBJPROP_BACK,bBack);
   ObjectSet(sName,OBJPROP_RAY,bRay);
  }
//----------------------------------------------------------------------
void objText(string sName,int win,datetime t,double p,string text,color col,int fontSize=10,string fontName="Arial")
  {
   sName=sPrefix+sName;

   ObjectCreate(sName,OBJ_TEXT,win,0,0);
   ObjectSetText(sName,text,fontSize,fontName,col);
   ObjectSet(sName,OBJPROP_TIME1,t);
   ObjectSet(sName,OBJPROP_PRICE1,p);
  }
//----------------------------------------------------------------------
bool isUpperFractal2(int i)
  {
   double hi0=High[i];

   if(hi0> High[i - 1] && hi0 > High[i - 2]) 
     {
      if(hi0 > High[i + 1] && hi0 > High[i + 2]) 
        {
         return(true);
        }

      if(hi0==High[i+1] && hi0>High[i+2] && hi0>High[i+3]) 
        {
         return(true);
        }

      if(hi0>= High[i + 1] && hi0 == High[i + 2]) 
        {
         if(hi0>High[i + 3] && hi0> High[i + 4]) 
           {
            return(true);
           }

         if(hi0==High[i+3] && hi0>High[i+4] && hi0>High[i+5]) 
           {
            return(true);
           }

         if(hi0>=High[i+3] && hi0==High[i+4] && hi0>High[i+5] && hi0>High[i+6]) 
           {
            return(true);
           }
        }
     }

   return(false);
  }
//----------------------------------------------------------------------
bool isLowerFractal2(int i)
  {
   double lo0=Low[i];

   if(lo0< Low[i - 1] && lo0 < Low[i - 2]) 
     {
      if(lo0 < Low[i + 1] && lo0 < Low[i + 2]) 
        {
         return(true);
        }

      if(lo0==Low[i+1] && lo0<Low[i+2] && lo0<Low[i+3]) 
        {
         return(true);
        }

      if(lo0<= Low[i + 1] && lo0 == Low[i + 2]) 
        {
         if(lo0<Low[i + 3] && lo0< Low[i + 4]) 
           {
            return(true);
           }

         if(lo0==Low[i+3] && lo0<Low[i+4] && lo0<Low[i+5]) 
           {
            return(true);
           }

         if(lo0<=Low[i+3] && lo0==Low[i+4] && lo0<Low[i+5] && lo0<Low[i+6]) 
           {
            return(true);
           }
        }
     }

   return(false);
  }
//----------------------------------------------------------------------
bool isUpperPeak(int i,int nBefore,int nAfter)
  {
   if(nBefore==2 && nAfter==2) 
     {
      // original iFractal()
      return(isUpperFractal2(i));
     }

   bool bPeak=true;

   double hi =High[i];
   for(int j=1; j<=nBefore; j++) 
     {
      int x=i+j;
      if(High[x]>hi) 
        {
         bPeak=false;
         break;
        }
     }
   if(bPeak) 
     {
      for(j=1; j<=nAfter; j++) 
        {
         x= i - j;
         if(x<0 || High[x]>=hi) 
           {
            bPeak=false;
            break;
           }
        }
     }

   return(bPeak);
  }
//----------------------------------------------------------------------
bool isLowerPeak(int i,int nBefore,int nAfter)
  {
   if(nBefore==2 && nAfter==2) 
     {
      // original iFractal()
      return(isLowerFractal2(i));
     }

   bool bPeak=true;

   double lo =Low[i];
   for(int j=1; j<=nBefore; j++) 
     {
      int x=i+j;
      if(Low[x]<lo) 
        {
         bPeak=false;
         break;
        }
     }
   if(bPeak) 
     {
      for(j=1; j<=nAfter; j++) 
        {
         x= i - j;
         if(x<0 || Low[x]<=lo) 
           {
            bPeak=false;
            break;
           }
        }
     }

   return(bPeak);
  }
//----------------------------------------------------------------------
void findPeak(int &i1,int &i2,double buffer[],int istart)
  {
   i1 = EMPTY_VALUE;
   i2 = EMPTY_VALUE;

   for(int i=istart; i<nMaxBars; i++) 
     {
      if(buffer[i]!=EMPTY_VALUE) 
        {
         if(i2==EMPTY_VALUE) 
           {
            i2=i;
              } else if(i1==EMPTY_VALUE) {
            i1=i;
            break;
           }
        }
     }
  }
//----------------------------------------------------------------------
int getR(color col)
  {
   return((col>>0)  &0x0ff);
  }
//----------------------------------------------------------------------
int getG(color col)
  {
   return((col>>8)  &0x0ff);
  }
//----------------------------------------------------------------------
int getB(color col)
  {
   return((col>>16)  &0x0ff);
  }
//----------------------------------------------------------------------
void darken(color &col,double c=0.5)
  {
   int r = getR(col) * c;
   int g = getG(col) * c;
   int b = getB(col) * c;

   col=RGB(r,g,b);
  }
//----------------------------------------------------------------------
void lineMan(int idx,int limit,string sName,bool bDisp,bool bSignal,int nBefore,int nAfter,
             double margin,double &BufferUpper[],double &BufferLower[],int w,int style)
  {
   static datetime s_tsUpper[3],s_teUpper[3];
   static datetime s_tsLower[3],s_teLower[3];

   int iupper1 = EMPTY_VALUE;
   int iupper2 = EMPTY_VALUE;
   int ilower1 = EMPTY_VALUE;
   int ilower2 = EMPTY_VALUE;

   if(bDisp) 
     {
      for(int i=MathMax(limit-1,nAfter+5); i>=nAfter; i--) 
        {
         double upper = EMPTY_VALUE;
         double lower = EMPTY_VALUE;

         if(isUpperPeak(i,nBefore,nAfter)) 
           {
            upper=High[i];
           }
         if(isLowerPeak(i,nBefore,nAfter)) 
           {
            lower=Low[i];
           }

         BufferUpper[i] = upper;
         BufferLower[i] = lower;
        }
      findPeak(iupper1,iupper2,BufferUpper,nAfter);
      findPeak(ilower1,ilower2,BufferLower,nAfter);
     }

   if(iupper1==EMPTY_VALUE || iupper2==EMPTY_VALUE || 
      ilower1==EMPTY_VALUE || ilower2==EMPTY_VALUE) 
     {
      // not found
      return;
     }

   datetime tsUpper = Time[iupper1];
   datetime teUpper = Time[iupper2];
   double   psUpper = High[iupper1];
   double   peUpper = High[iupper2];

   datetime tsLower = Time[ilower1];
   datetime teLower = Time[ilower2];
   double   psLower = Low[ilower1];
   double   peLower = Low[ilower2];

   if(iupper2==EMPTY_VALUE) 
     {
      psUpper = 0;
      peUpper = 0;
     }

   if(ilower2==EMPTY_VALUE) 
     {
      psLower = 0;
      peLower = 0;
     }

   bool bUpperChanged = (s_tsUpper[idx] != tsUpper || s_teUpper[idx] != teUpper);
   bool bLowerChanged = (s_tsLower[idx] != tsLower || s_teLower[idx] != teLower);
   s_tsUpper[idx] = tsUpper;
   s_teUpper[idx] = teUpper;
   s_tsLower[idx] = tsLower;
   s_teLower[idx] = teLower;

   datetime t1 = Time[1];
   datetime t0 = Time[0];
   datetime t00= Time[0]+Period() * 60;

   double close1 = Close[1];
   double close0 = Close[0];

   double hi1 = High[1];
   double lo1 = Low[1];
   double psMargin,peMargin,psu,peu,psl,pel,psm,pem;
   double pm00,pm0,pm1;
   int ww;

// upper
     {
      // line
      if(margin!=0.0) 
        {
         psMargin = psUpper + margin * point;
         peMargin = peUpper + margin * point;
         psu = psUpper;
         peu = peUpper;
         psm = psMargin;
         pem = peMargin;
           } else {
         psMargin = 0;
         peMargin = 0;
         psu = psUpper;
         peu = peUpper;
         psm = psu;
         pem = peu;
        }
      color colMargin=colMarginUpper;
      color colLine=colLineUpper;
      ww=w;
      if(peu>=psu) 
        {
         ww = 1;
         darken(colMargin);
         darken(colLine);
        }
      objLine(sName+" upper margin",0,tsUpper,psMargin,teUpper,peMargin,colMargin,1,STYLE_DOT,true,true);
      objLine(sName+" upper",0,tsUpper,psUpper,teUpper,peUpper,colLine,ww,style,true,true);

      // check signal, Long
      tsUpper = Time[0] - iupper1 * Period() * 60;
      teUpper = Time[0] - iupper2 * Period() * 60;
      double a=(peu-psu)/(teUpper-tsUpper);  // (pips/sec)
      pm1 = psm + a * (t1 - tsUpper);
      pm0 = psm + a * (t0 - tsUpper);
      pm00= psm+a *(t00-tsUpper);

      if(bSignal) 
        {
         bool bValid=(a*Period()*60<=-ppPerBar*point);

         if(bValid && bDispTarget) 
           {
            double dtxLine = Period() * 60 * 2;
            double dtxText = Period() * 60 * 4;
            double dpyLine0  =(WindowPriceMax() - WindowPriceMin())*0.05;
            double dpyText0=dpyLine0+3*point;  // add offset
            double dpyLine00 =dpyLine0 / 2;
            double dpyText00=dpyLine00+3*point;  // add offset

            objLine(sName+" upline target0 a",0,t0+Period()*60,pm0,t0,pm0,colLineUpper);
            objLine(sName+" upline target0 b",0,t0,pm0,t0+dtxLine,pm0+dpyLine0,colLineUpper);
            objText(sName+" uptext target0",0,t0+dtxText,pm0+dpyText0,DoubleToStr(pm0,Digits),colLineUpper);

            objLine(sName+" upline target00 a",0,t00+Period()*60,pm00,t00,pm00,colLineUpper);
            objLine(sName+" upline target00 b",0,t00,pm00,t00+dtxLine,pm00+dpyLine00,colLineUpper);
            objText(sName+" uptext target00",0,t00+dtxText,pm00+dpyText00,DoubleToStr(pm00,Digits),colLineUpper);
              } else {
            objLine(sName+" upline target0 a",0,0,0,0,0,Black);
            objLine(sName+" upline target0 b",0,0,0,0,0,Black);
            objText(sName+" uptext target0",0,0,0,0,0,Black);

            objLine(sName+" upline target00 a",0,0,0,0,0,Black);
            objLine(sName+" upline target00 b",0,0,0,0,0,Black);
            objText(sName+" uptext target00",0,0,0,0,0,Black);
           }

         if(bValid && ((close1<pm1 || bUpperChanged) && close0>=pm0)) 
           {
            BufferSignalLong[0]=Low[0]-iATR(NULL,0,14,0);
            if(t0 !=tAlertLast) 
              {
               if(bAlertSound) 
                 {
                  PlaySound(sWavAlert);
                 }
               if(bAlertDialog) 
                 {
                  Alert(Symbol()+", Long signal, LineMan= ",peu,", prev hi= ",High[iupper2],", prev lo= ",Low[ilower2]);
                 }
               tAlertLast=t0;
              }
              } else {
            BufferSignalLong[0]=EMPTY_VALUE;
           }
        }
     }

// lower
     {
      // line
      if(margin!=0.0) 
        {
         psMargin = psLower - margin * point;
         peMargin = peLower - margin * point;
         psl = psLower;
         pel = peLower;
         psm = psMargin;
         pem = peMargin;
           } else {
         psMargin = 0;
         peMargin = 0;
         psl = psLower;
         pel = peLower;
         psm = psl;
         pem = pel;
        }
      colMargin=colMarginLower;
      colLine=colLineLower;
      ww=w;
      if(pel<=psl) 
        {
         ww = 1;
         darken(colMargin);
         darken(colLine);
        }
      objLine(sName+" lower",0,tsLower,psLower,teLower,peLower,colLine,ww,style,true,true);
      objLine(sName+" lower margin",0,tsLower,psMargin,teLower,peMargin,colMargin,1,STYLE_DOT,true,true);

      // check signal, Short
      tsLower = Time[0] - ilower1 * Period() * 60;
      teLower = Time[0] - ilower2 * Period() * 60;
      a=(pel-psl)/(teLower-tsLower);  // (pips/sec)
      pm1 = psm + a * (t1 - tsLower);
      pm0 = psm + a * (t0 - tsLower);
      pm00= psm+a *(t00-tsLower);

      if(bSignal) 
        {
         bValid=(a*Period()*60>=ppPerBar*point);

         if(bValid && bDispTarget) 
           {
            dtxLine = Period() * 60 * 5;
            dtxText = Period() * 60 * 7;
            dpyLine0  =(WindowPriceMax() - WindowPriceMin())*0.05;
            dpyText0=dpyLine0; // no offset
            dpyLine00 =dpyLine0 / 2;
            dpyText00=dpyLine00; // no offset

            objLine(sName+" loline target0 a",0,t0+Period()*60,pm0,t0,pm0,colLineLower);
            objLine(sName+" loline target0 b",0,t0,pm0,t0+dtxLine,pm0-dpyLine0,colLineLower);
            objText(sName+" lotext target0",0,t0+dtxText,pm0-dpyText0,DoubleToStr(pm0,Digits),colLineLower);

            objLine(sName+" loline target00 a",0,t00+Period()*60,pm00,t00,pm00,colLineLower);
            objLine(sName+" loline target00 b",0,t00,pm00,t00+dtxLine,pm00-dpyLine00,colLineLower);
            objText(sName+" lotext target00",0,t00+dtxText,pm00-dpyText00,DoubleToStr(pm00,Digits),colLineLower);
              } else {
            objLine(sName+" loline target0 a",0,0,0,0,0,Black);
            objLine(sName+" loline target0 b",0,0,0,0,0,Black);
            objText(sName+" lotext target0",0,0,0,0,0,Black);

            objLine(sName+" loline target00 a",0,0,0,0,0,Black);
            objLine(sName+" loline target00 b",0,0,0,0,0,Black);
            objText(sName+" lotext target00",0,0,0,0,0,Black);
           }

         if(bValid && ((close1>=pm1 || bLowerChanged) && close0<pm0)) 
           {
            BufferSignalShort[0]=High[0]+iATR(NULL,0,14,0);
            if(t0 !=tAlertLast) 
              {
               if(bAlertSound) 
                 {
                  PlaySound(sWavAlert);
                 }
               if(bAlertDialog) 
                 {
                  Alert(Symbol()+", Short signal, LineMan= ",pel,", prev hi= ",High[iupper2],", prev lo= ",Low[ilower2]);
                 }
               tAlertLast=t0;
              }
              } else {
            BufferSignalShort[0]=EMPTY_VALUE;
           }
        }
     }
  }
//----------------------------------------------------------------------
void start()
  {
   int limit;
   int counted_bars=IndicatorCounted();
   if(counted_bars<0) return(-1);
   if(counted_bars>0) counted_bars--;
   limit=Bars-counted_bars;
   if(counted_bars==0) limit-=1+4;
   int limit0 = limit;
   if(nMaxBars>0) 
     {
      limit=MathMin(limit,nMaxBars);
     }

// clear beyond limits
   for(int i=limit0-1; i>=limit; i--) 
     {
      BufferShortUpper[i]  = EMPTY_VALUE;
      BufferShortLower[i]  = EMPTY_VALUE;
      BufferMidUpper[i]    = EMPTY_VALUE;
      BufferMidLower[i]    = EMPTY_VALUE;
      BufferLongUpper[i]   = EMPTY_VALUE;
      BufferLongLower[i]   = EMPTY_VALUE;
      BufferSignalLong[i]  = EMPTY_VALUE;
      BufferSignalShort[i] = EMPTY_VALUE;
     }

   lineMan(0,limit,"short",bDispShort,true,nShortBefore,nShortAfter,marginShort,BufferShortUpper,BufferShortLower,3,styleShort);
   lineMan(1,limit,"mid",bDispMid,false,nMidBefore,nMidAfter,marginMid,BufferMidUpper,BufferMidLower,1,styleMid);
   lineMan(2,limit,"long",bDispLong,false,nLongBefore,nLongAfter,marginLong,BufferLongUpper,BufferLongLower,1,styleLong);
  }
//+------------------------------------------------------------------+