dpo_mtf

//+------------------------------------------------------------------+
//|                              dpo_mtf.mq4                         |
//|                                                                  |
//+------------------------------------------------------------------+
//2009fxtsd

#property copyright ""
#property link      ""

#property indicator_separate_window
#property indicator_buffers    1
#property indicator_color1     Blue




extern int DPOperiod       = 7;
extern int DPOprice        = 0;
extern int DPOMAmethod     = 0;

extern int primeSmzPeriod        = 1;
extern int primeSmzMAmethod      = 1;

extern int TimeFrame=0;

extern string  MA_Method_Price = "SMA0 EMA1 SMMA2 LWMA3||0O,1C 2H3L,4Md 5Tp 6WghC: Md(HL/2)4,Tp(HLC/3)5,Wgh(HLCC/4)6";
extern string TimeFrames = "M1;5,15,30,60H1;240H4;1440D1;10080W1;43200MN|0-CurrentTF";

double buffer1[];
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+

int init()
{

   
   SetIndexBuffer(0,buffer1);


   if (primeSmzPeriod>1) string name =" smz ("+primeSmzPeriod+","+primeSmzMAmethod+") ";
                          else name=" ";

   TimeFrame = MathMax(TimeFrame,Period());

   IndicatorShortName("DPO "+DPOperiod+name+" M"+TimeFrame);  
   SetIndexLabel(0,"DPO");



   return(0);
}
int deinit()
{
   return(0);
}

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+



int start()
{
   int counted_bars=IndicatorCounted();
   int limit,i;
   
   if(counted_bars<0) return(-1);
   if(counted_bars>0) counted_bars--;
   
            limit=Bars-counted_bars;
            if(TimeFrame!=Period())
            limit = MathMax(limit,TimeFrame/Period());


   for(i=limit; i>=0; i--)
   {
     
     if (primeSmzPeriod<1)primeSmzPeriod =1;
                 int y = iBarShift(NULL,TimeFrame,Time[i]);

     buffer1[i]  =   iMA(NULL, TimeFrame, primeSmzPeriod, 0, primeSmzMAmethod, DPOprice, y)-
                     iMA(NULL, TimeFrame, DPOperiod, 0, DPOMAmethod, DPOprice, y); 


 
 
   
  }
   
   return(0);
}