Brooky_ma_close

//+------------------------------------------------------------------+
//|                                              Brooky_ma_close.mq4 |
//|                      Copyright © 2010, MetaQuotes Software Corp. |
//|                                        http://www.metaquotes.net |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2010, MetaQuotes Software Corp."
#property link      "http://www.metaquotes.net"

#property indicator_chart_window
#property indicator_buffers 4

#property indicator_color1 DodgerBlue
#property indicator_color2 Orange

#property indicator_color3 Green
#property indicator_color4 Red
//---- input parameters
extern int       ma_period=34;
extern int       ma_mode=2;
extern bool      sig_on_high = true;
extern bool      sig_on_low  = false;
//---- buffers
double mah[];
double mal[];
double aup[];
double adn[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
//---- indicators
   SetIndexBuffer(0,mah);SetIndexStyle(0,DRAW_LINE);
   SetIndexBuffer(1,mal);SetIndexStyle(1,DRAW_LINE);
   
   SetIndexStyle(2,DRAW_ARROW);
   SetIndexArrow(2,233);
   SetIndexBuffer(2,aup);
   SetIndexEmptyValue(2,0.0);
   
   SetIndexStyle(3,DRAW_ARROW);
   SetIndexArrow(3,234);
   SetIndexBuffer(3,adn);
   SetIndexEmptyValue(3,0.0);
//----
   return(0);
  }

//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
  int start()
    {
     int limit;
     int counted_bars=IndicatorCounted();
  //---- check for possible errors
     if(counted_bars<0) return(-1);
  //---- the last counted bar will be recounted
     if(counted_bars>0) counted_bars--;
     limit=Bars-counted_bars;
  //---- main loop
     double h,l,c,mh,ml;
     for(int i=0; i<limit; i++)
       {
        mah[i]=iMA(NULL,0,ma_period,0,ma_mode,PRICE_HIGH,i);
        mal[i]=iMA(NULL,0,ma_period,0,ma_mode,PRICE_LOW,i);
        
        mh=mah[i];
        ml=mal[i];
        
        h=iHigh(NULL,0,i);
        l=iLow(NULL,0,i);
        c=iClose(NULL,0,i);
        
        if(sig_on_high)
        {
         if(l<mh && c>mh)aup[i]=iLow(NULL,0,i)-20*Point;
         if(h>mh && c<mh)adn[i]=iHigh(NULL,0,i)+20*Point;
        }
        if(sig_on_low)
        {
         if(l<ml && c>ml)aup[i]=iLow(NULL,0,i)-20*Point;
         if(h>ml && c<ml)adn[i]=iHigh(NULL,0,i)+20*Point;
        }        
         
       }
  //---- done
     return(0);
    }
//+------------------------------------------------------------------+