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GimmeeBar.mq4

Time: 2011-01-24 | Download file:GimmeeBar.mq4

//+------------------------------------------------------------------+
//|                                                     Gimmebar.mq4 |
//| See Joe Ross Trading Manual on Gimme-Bars (e.g. from the         |
//| library on www.trading-naked.com)                                |
//+------------------------------------------------------------------+
#property  copyright "by Shimodax, 2005"
#property  link      "http://www.strategybuilder.com"


//---- indicator settings
#property  indicator_chart_window
#property  indicator_buffers 6
#property  indicator_color1  SlateBlue
#property  indicator_color2  SlateBlue
#property  indicator_color3  Crimson
#property  indicator_color4  SteelBlue
#property  indicator_color5  Crimson
#property  indicator_color6  SteelBlue


//---- indicator parameters
extern int BobaPeriod= 20;
extern int BobaDeviations= 2;


//---- indicator buffers
double     BufferBand1[];
double     BufferBand2[];
double     BufferSell[];
double     BufferBuy[];
double     BufferSellEntry[];
double     BufferBuyEntry[];



//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
int init()
{
   //---- 2 additional buffers are used for counting.
   
   IndicatorDigits(MarketInfo(Symbol(),MODE_DIGITS)+2);
   
   // two bollies
   SetIndexBuffer(0,BufferBand1);
   SetIndexStyle(0,DRAW_LINE);
   SetIndexDrawBegin(0,BobaPeriod);

   SetIndexBuffer(1,BufferBand2);
   SetIndexStyle(1,DRAW_LINE);
   SetIndexDrawBegin(1,BobaPeriod);

   // marks for gimmees
   SetIndexBuffer(2,BufferSell);
   SetIndexStyle(2,DRAW_ARROW);
   SetIndexDrawBegin(2,BobaPeriod);
   SetIndexArrow(2, 167);
   SetIndexEmptyValue(2, 0);

   SetIndexBuffer(3,BufferBuy);  
   SetIndexStyle(3,DRAW_ARROW);
   SetIndexDrawBegin(3,BobaPeriod);
   SetIndexArrow(3, 167);
   SetIndexEmptyValue(3, 0);
   
   // marks for entries
   SetIndexBuffer(4,BufferSellEntry);
   SetIndexStyle(4,DRAW_ARROW);
   SetIndexDrawBegin(4,BobaPeriod);
   SetIndexArrow(4, 238);
   SetIndexEmptyValue(4, 0);

   SetIndexBuffer(5,BufferBuyEntry);  
   SetIndexStyle(5,DRAW_ARROW);
   SetIndexDrawBegin(5,BobaPeriod);
   SetIndexArrow(5, 236);
   SetIndexEmptyValue(5, 0);

   
    
   //---- name for DataWindow and indicator subwindow label
   // IndicatorShortName("GimmeBar ");
   
   //---- initialization done
   return(0);
}



//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int start()
{
   int counted_bars= IndicatorCounted(),
         lastbar;
     
   if (counted_bars>0)
      counted_bars--;
      
   lastbar= Bars - counted_bars;
   
   GimmeeBar(0, lastbar, BufferSell, BufferBuy, BufferSellEntry, BufferBuyEntry, BufferBand1, BufferBand2, BobaPeriod, BobaDeviations);

   return (0);
}   




//+------------------------------------------------------------------+
//| Mark Gimmee-Bars and mark possible entries for deals              |
//+------------------------------------------------------------------+
double GimmeeBar(int offset, int lastbar, double &sellbuf[], double &buybuf[], double &sellbuf2[], double &buybuf2[], 
                  double &band1buf[], double&band2buf[], int period, int deviation)
{
   double band1, band2;
   int markerdist= 5;   // distance between bars and marker dots
   
   lastbar= MathMin(Bars-period, lastbar);   

   //---- main loop
   for(int i= lastbar; i>=offset; i--){
   
      sellbuf[i]= 0;
      buybuf[i]=0;
      sellbuf2[i]= 0;
      buybuf2[i]=0;

      band1= iBands(NULL,0, period, deviation, 0, PRICE_CLOSE, MODE_UPPER, i);
      band2= iBands(NULL,0, period, deviation, 0, PRICE_CLOSE, MODE_LOWER, i);

      band1buf[i]= band1; 
      band2buf[i]= band2;
      
     
      // 1. Prices were rising.
      // 2. Prices touched the upper band.
      // 3. The price bar closed lower than it
      // opened when prices were previously rising.
      // or vice versa
      
      if (High[i]>band1 && Low[i]Close[i]) {
         sellbuf[i]= High[i] + markerdist*Point;
      }
      else
      if (High[i+1]>band1 && Low[i+i]High[i] && Low[i]Close[i]) {
         sellbuf[i]= High[i] + markerdist*Point;
      }
      else
      if (Low[i]band2 && Open[i+1]>Close[i+1] && Open[i]band2 &&  Open[i+1]>Close[i+1] &&
               Low[i+1]band1 && Open[i]High[i+1]+1*Point) {
         buybuf2[i]= High[i+1]+1*Point;
      }
      
   }

   /*
   if (DebugLogger)
      Print(TimeOffset(offset), "BG-GimmeBar ", "");
   */
   
   return (0); 
}

//+------------------------------------------------------------------+

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