GannZigZag_v2

//+------------------------------------------------------------------+
//|                                                   GannZIGZAG.mq4 |
//|                      Copyright © 2005, MetaQuotes Software Corp. |
//|                                        http://www.metaquotes.net |
//+------------------------------------------------------------------+
#property copyright ""
#property link      ""
//----
#property indicator_chart_window
#property indicator_buffers 2
#property indicator_color1 DeepSkyBlue
#property indicator_color2 Black
//---- input parameters
extern int GSv_range=2;
//---- buffers
double GSv_sl[];
double GSv_m[];
//----
bool draw_up=0,draw_dn=0,initfl=0;
int  fPoint_i,sPoint_i,s_up,s_dn,drawf,lb,idFile;
double h,l;
bool cur_h=0,cur_l=0;
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
//---- indicators
   SetIndexStyle(0,DRAW_SECTION,STYLE_DOT);
   //SetIndexStyle(1,DRAW_SECTION);
   SetIndexBuffer(0,GSv_sl);
   //SetIndexBuffer(1,GSv_m);
   SetIndexEmptyValue(0,0.0);
   //SetIndexEmptyValue(1,0.0);
   FileDelete("Gann.txt");
   idFile=FileOpen("Gann.txt",FILE_READ|FILE_WRITE,"  ");
//----
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int start()
  {
   int counted_bars=IndicatorCounted();
   int cb,limit,i;
//---- 
   if(GSv_range<1 )
     {
      Alert("Èíäèêàòîð ðàññ÷èòûâàåò çíà÷åíèÿ /n ïðè ïàðàìåòðå GSv_range íå ìåíüøå 1!!!");
      return(-1);
     }
   if(counted_bars<0 )
     {
      return(-1);
     }
   else
     {
      if(Bars-1-counted_bars<=0 )
        {
         limit=0;
        }
      else
        {
         limit=Bars-1-counted_bars;
        }
     }
   //ïåðâîíà÷àëüíàÿ èíèöèàëèçàöèÿ
   if(initfl!=1 )
     {
      myInit();
     }
   //FileWrite(idFile,"  0. Áàðîâ íà ãðàôèêå "+Bars);
   //öèêë ïî áàðàì
   for( cb=limit;cb>=0;cb--)
     {
      if(cb==0)FileWrite(idFile,"---- èíäåêñ òåêóùåãî áàðà "+cb+" "+(Bars-1-cb)+" âðåìÿ "+TimeToStr(Time[cb])+" áàðîâ íà ãðàôèêå "+Bars);
      //åñëè íà ïðåäûäóùåì áàðå áûë îòðèñîâàí ýêñòðåìóì
      if(GSv_sl[cb+1]>0 && lb!=Bars-1-cb )
        {
         if(draw_up!=0 )
           {
            s_dn=0;
            if(cb==0)FileWrite(idFile,"  1. Áûë îòðèñîâàí ìàêñèìóì, ñ÷åò÷èê ìèíèìóìîâ îáíóëåí");
           }
         else
           {
            if(draw_dn!=0 )
              {
               s_up=0;
               if(cb==0)FileWrite(idFile,"  2. Áûë îòðèñîâàí ìèíèìóì, ñ÷åò÷èê ìàêñèìóìîâ îáíóëåí");
              }
           }
        }
      if(lb!=Bars-1-cb )
        {
         cur_h=0;
         cur_l=0;
         if(cb==0)FileWrite(idFile,"  2.1 íîâûé áàð ôëàãè íàëè÷èÿ ìàêñèìóìà è ìèíèìóìà ñáðîøåíû");
        }
      if(cb>Bars-2-drawf || (High[cb]<=High[cb+1] && Low[cb]>=Low[cb+1]) )
        {
         if(cb==0)FileWrite(idFile,"  3. Áàð ëèáî 'âíóòðåííèé', ëèáî äî ïåðâîãî ýêñòðåìóìà");
         continue;
        }
      if(draw_up!=0 )
        {
         if(cb==0)FileWrite(idFile,"  4. Èíäèêàòîð íàïðàâëåí ââåðõ");
         //åñëè ëèíèÿ íàïðàâëåíà ââåðõ
         if(High[cb]>h )
           {
            //åñëè äîñòèãíóò íîâûé ìàêñèìóì
            h=High[cb];
            cur_h=1;
            if(cb==0)FileWrite(idFile,"  5. Äîñòèãíóò íîâûé ìàêñèìóì = "+h+" cur_h "+cur_h);
           }
         if(Low[cb]<l )
           {
            //åñëè äîñòèãíóò íîâûé ìèíèìóì
            l=Low[cb];
            if(cb==0)FileWrite(idFile,"  6. Äîñòèãíóò íîâûé ìèíèìóì = "+l);
            //åñëè ýòî íå òîò æå ñàìûé áàð
            if(lb!=Bars-1-cb || cur_l!=1)s_dn++;
            cur_l=1;
            if(cb==0)FileWrite(idFile,"  7. Áàð íîâûé, ñ÷åò÷èê ìèíèìóìîâ óâåëè÷åí "+s_dn+" cur_l "+cur_l);
           }
         //åñëè ñ÷åò÷èêè ðàâíû
         if(s_up==s_dn )
           {
            if(cb==0)FileWrite(idFile,"  8. Ñ÷åò÷èêè ðàâíû");
            //åñëè ïîñëåäíèé áàð îäíîâðåìåííî íîâûé ìàêñèìóì è ìèíèìóì
            if(cur_h==cur_l && cur_l==1 )
              {
               if(cb==0)FileWrite(idFile,"  9. Åñòü äâà ýêñòðåìóìà");
               //åñëè ñâå÷à ìåäâåæüÿ
               if(Close[cb]<=Open[cb] )
                 {
                  draw_up=0;
                  draw_dn=1;
                  fPoint_i=sPoint_i;
                  sPoint_i=Bars-1-cb;
                  GSv_sl[cb]=l;
                  for( i=cb+1;i<Bars-1-fPoint_i;i++ )
                    {
                     GSv_sl[i]=0;
                    }
                  if(cb==0)FileWrite(idFile,"  10. Ñâå÷à ìåäâåæüÿ, ëèíèÿ ââåðõ = "+draw_up+", ëèíèÿ âíèç,"+draw_dn+" fPoint_i = "+fPoint_i+" sPoint_i "+sPoint_i+" èíäèêàòîð = "+GSv_sl[cb]);
                 }
               else
                 {
                  //åñëè ñâå÷à áû÷üÿ
                  sPoint_i=Bars-1-cb;
                  GSv_sl[cb]=h;
                  for( i=cb+1;i<Bars-1-fPoint_i;i++ )
                    {
                     GSv_sl[i]=0;
                    }
                  if(cb==0)FileWrite(idFile,"  11. Ñâå÷à áû÷üÿ, ëèíèÿ ââåðõ = "+draw_up+", ëèíèÿ âíèç,"+draw_dn+" fPoint_i = "+fPoint_i+" sPoint_i "+sPoint_i+" èíäèêàòîð = "+GSv_sl[cb]);
                 }
              }
            else
              {
               //åñëè ïîñëåäíèé áàð òîëüêî íîâûé ìàêñèìóì
               if(cur_h==1 )
                 {
                  sPoint_i=Bars-1-cb;
                  GSv_sl[cb]=h;
                  l=Low[cb];
                  for( i=cb+1;i<Bars-1-fPoint_i;i++ )
                    {
                     GSv_sl[i]=0;
                    }
                  if(cb==0)FileWrite(idFile,"  12. Òîëüêî ìàêñèìóì, èíäèêàòîð = "+GSv_sl[cb]+" sPoint_i "+sPoint_i+" l "+l);
                 }
               else
                 {
                  if(cur_l==1 )
                    {
                     //åñëè ïîñëåäíèé áàð òîëüêî íîâûé ìèíèìóì
                     draw_up=0;
                     draw_dn=1;
                     fPoint_i=sPoint_i;
                     sPoint_i=Bars-1-cb;
                     GSv_sl[cb]=l;
                     h=High[cb];
                     for( i=cb+1;i<Bars-1-fPoint_i;i++ )
                       {
                        GSv_sl[i]=0;
                       }
                     if(cb==0)FileWrite(idFile,"  13. Òîëüêî ìèíèìóì, èíäèêàòîð = "+GSv_sl[cb]+" fPoint_i "+fPoint_i+" sPoint_i "+sPoint_i+" draw_up "+draw_up+" draw_dn "+draw_dn+" h "+h);
                    }
                 }
              }
           }
         else
           {
            //èíà÷å åñëè ñìåíû íàïðàâëåíèÿ íåò ÿâíî (ñ÷åò÷èê Dn ñâå÷åé íå ðàâåí GSv_range)
            if(cb==0)FileWrite(idFile,"  14. Ñ÷åò÷èêè íå ðàâíû");
            //åñëè äîñòèãíóò íîâûé ìàêñèìóì
            if(cur_h==1 )
              {
               sPoint_i=Bars-1-cb;
               GSv_sl[cb]=h;
               for( i=cb+1;i<Bars-1-fPoint_i;i++ )
                 {
                  GSv_sl[i]=0;
                 }
               l=Low[cb];
               if(cb==0)FileWrite(idFile,"  15. Åñòü íîâûé ìàêñèìóì, èíäèêàòîð "+GSv_sl[cb]+" sPoint_i "+sPoint_i+" l "+l);
              }
           }
        }
      else
        {
         //åñëè ëèíèÿ íàïðàâëåíà âíèç
         if(cb==0)FileWrite(idFile,"  16. Èíäèêàòîð íàïðàâëåí âíèç");
         if(High[cb]>h )
           {
            //åñëè äîñòèãíóò íîâûé ìàêñèìóì
            h=High[cb];
            if(cb==0)FileWrite(idFile,"  17. Äîñòèãíóò íîâûé ìàêñèìóì "+h);
            if(lb!=Bars-1-cb || cur_h!=1)s_up++;
            cur_h=1;
            //åñëè ýòî íå òîò æå ñàìûé áàð
            if(cb==0)FileWrite(idFile,"  18. Íîâûé áàð, ñ÷åò÷èê ìàêñèìóìîâ óâåëè÷åí "+s_up+" cur_h "+cur_h+" h "+h);
           }
         if(Low[cb]<l )
           {
            //åñëè äîñòèãíóò íîâûé ìèíèìóì
            l=Low[cb];
            cur_l=1;
            if(cb==0)FileWrite(idFile,"  19. Äîñòèãíóò íîâûé ìèíèìóì "+l+" cur_l "+cur_l);
           }
         //åñëè ñ÷åò÷èêè ðàâíû 
         if(s_up==s_dn )
           {
            if(cb==0)FileWrite(idFile,"  20. Ñ÷åò÷èêè ðàâíû");
            //åñëè ïîñëåäíèé áàð îäíîâðåìåííî íîâûé ìàêñèìóì è ìèíèìóì
            if(cur_h==cur_l && cur_l==1 )
              {
               if(cb==0)FileWrite(idFile,"  21. Åñòü äâà ýêñòðåìóìà");
               //åñëè ñâå÷à ìåäâåæüÿ
               if(Close[cb]<=Open[cb] )
                 {
                  sPoint_i=Bars-1-cb;
                  GSv_sl[cb]=l;
                  for( i=cb+1;i<Bars-1-fPoint_i;i++ )
                    {
                     GSv_sl[i]=0;
                    }
                  if(cb==0)FileWrite(idFile,"  22. Ñâå÷à ìåäâåæüÿ, èíäèêàòîð "+GSv_sl[cb]+" sPoint_i "+sPoint_i);
                 }
               else
                 {
                  //åñëè ñâå÷à áû÷üÿ
                  draw_up=1;
                  draw_dn=0;
                  fPoint_i=sPoint_i;
                  sPoint_i=Bars-1-cb;
                  GSv_sl[cb]=h;
                  for( i=cb+1;i<Bars-1-fPoint_i;i++ )
                    {
                     GSv_sl[i]=0;
                    }
                  if(cb==0)FileWrite(idFile,"  23. Ñâå÷à áû÷üÿ, èíäèêàòîð "+GSv_sl[cb]+" draw_up "+draw_up+" draw_dn "+draw_dn+" sPoint_i "+sPoint_i+" fPoint_i "+fPoint_i);
                 }
              }
            else
              {
               //åñëè ïîñëåäíèé áàð òîëüêî íîâûé ìàêñèìóì
               if(cur_h==1 )
                 {
                  draw_up=1;
                  draw_dn=0;
                  fPoint_i=sPoint_i;
                  sPoint_i=Bars-1-cb;
                  GSv_sl[cb]=h;
                  l=Low[cb];
                  for( i=cb+1;i<Bars-1-fPoint_i;i++ )
                    {
                     GSv_sl[i]=0;
                    }
                  if(cb==0)FileWrite(idFile,"  24. Òîëüêî ìàêñèìóì, èíäèêàòîð "+GSv_sl[cb]+" draw_up "+draw_up+" draw_dn "+draw_dn+" sPoint_i "+sPoint_i+" fPoint_i "+fPoint_i+" l "+l);
                 }
               else
                 {
                  if(cur_l==1 )
                    {
                     //åñëè ïîñëåäíèé áàð òîëüêî íîâûé ìèíèìóì
                     sPoint_i=Bars-1-cb;
                     GSv_sl[cb]=l;
                     h=High[cb];
                     for( i=cb+1;i<Bars-1-fPoint_i;i++ )
                       {
                        GSv_sl[i]=0;
                       }
                     if(cb==0)FileWrite(idFile,"  25. Òîëüêî ìèíèìóì, èíäèêàòîð "+GSv_sl[cb]+" sPoint_i "+sPoint_i+" h "+h);
                    }
                 }
              }
           }
         else
           {
            //èíà÷å åñëè ñìåíû íàïðàâëåíèÿ íåò ÿâíî (ñ÷åò÷èê Up ñâå÷åé íå ðàâåí GSv_range)
            if(cb==0)FileWrite(idFile,"  26. Ñ÷åò÷èêè íå ðàâíû");
            //åñëè äîñòèãíóò íîâûé ìèíèìóì
            if(cur_l==1 )
              {
               sPoint_i=Bars-1-cb;
               GSv_sl[cb]=l;
               for( i=cb+1;i<Bars-1-fPoint_i;i++ )
                 {
                  GSv_sl[i]=0;
                 }
               h=High[cb];
               if(cb==0)FileWrite(idFile,"  27. Äîñòèãíóò íîâûé ìèíèìóì, èíäèêàòîð "+GSv_sl[cb]+" sPoint_i "+sPoint_i+" h "+h);
              }
           }
        }
      if(lb!=Bars-1-cb)lb=Bars-1-cb;
     }

//----
   return(0);
  }
//+------------------------------------------------------------------+
//| Custor indicator deinitialization function                       |
//+------------------------------------------------------------------+
int deinit()
  {
//---- 
   FileClose(idFile);
//----
   return(0);
  }
//+------------------------------------------------------------------+
// Ôóíêöèÿ íà÷àëüíîé èíèöèàëèçàöèè èíäèêàòîðà                        |
//+------------------------------------------------------------------+
void myInit()
  {
//---- 
   int cb;
   fPoint_i=0;
   h=High[Bars-1];
   l=Low[Bars-1];
   for( cb=Bars-2;cb>=0;cb--)
     {
      if(High[cb]>High[cb+1] || Low[cb]<Low[cb+1] )
        {
         if(High[cb]>h && High[cb]>High[cb+1] )
           {
            s_up++;
           }
         if(Low[cb]<l && Low[cb]<Low[cb+1] )
           {
            s_dn++;
           }
        }
      else
        {
         continue;
        }
      if(s_up==s_dn && s_up==GSv_range )
        {
         h=High[cb];
         l=Low[cb];
         sPoint_i=Bars-1-cb;
         if(Close[cb]>=Open[cb] )
           {
            s_dn=0;
            GSv_sl[Bars-1]=Low[Bars-1];
            GSv_sl[cb]=High[cb];
            draw_up=1;
            break;
           }
         else
           {
            s_up=0;
            GSv_sl[Bars-1]=High[Bars-1];
            GSv_sl[cb]=Low[cb];
            draw_dn=1;
            break;
           }
        }
      else
        {
         h=High[cb];
         l=Low[cb];
         sPoint_i=Bars-1-cb;
         if(s_up==GSv_range )
           {
            s_dn=0;
            GSv_sl[Bars-1]=Low[Bars-1];
            GSv_sl[cb]=High[cb];
            draw_up=1;
            break;
           }
         else
           {
            if(s_dn==GSv_range )
              {
               s_up=0;
               GSv_sl[Bars-1]=High[Bars-1];
               GSv_sl[cb]=Low[cb];
               draw_dn=1;
               break;
              }
           }
        }
     }
   initfl=1;
   drawf=sPoint_i;
//----
   return(0);
  }
//+------------------------------------------------------------------+