MTF_MFI_001

//+------------------------------------------------------------------+
//|                            MTF_MFI.mq4                ik         |
//|                                       http://www.metaquotes.net/   |
//|                                               www.forex-tsd.com                                        |
//+------------------------------------------------------------------+
#property copyright "Copyright © www.metaquotes.net"
#property link      "http://www.forex-tsd.com"

#property indicator_separate_window
#property indicator_minimum 0
#property indicator_maximum 100
#property indicator_level1 20
#property indicator_level2 80
#property indicator_buffers 1
#property indicator_color1 MediumOrchid


//---- input parameters
/*************************************************************************
PERIOD_M1   1
PERIOD_M5   5
PERIOD_M15  15
PERIOD_M30  30 
PERIOD_H1   60
PERIOD_H4   240
PERIOD_D1   1440
PERIOD_W1   10080
PERIOD_MN1  43200
You must use the numeric value of the timeframe that you want to use
when you set the TimeFrame' value with the indicator inputs.
---------------------------------------
MODE_SMA    0 Simple moving average, 
MODE_EMA    1 Exponential moving average, 
MODE_SMMA   2 Smoothed moving average, 
MODE_LWMA   3 Linear weighted moving average. 
You must use the numeric value of the MA Method that you want to use
when you set the 'ma_method' value with the indicator inputs.

**************************************************************************/
extern int TimeFrame=0;
extern int ExtMFIPeriod=14;

double ExtMapBuffer1[];

//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
   
//---- indicator line
   SetIndexBuffer(0,ExtMapBuffer1);
   SetIndexStyle(0,DRAW_LINE);
  SetIndexLabel(0,"MTF_MFI("+ExtMFIPeriod+")TF"+TimeFrame+"");
   
//---- name for DataWindow and indicator subwindow label   
   switch(TimeFrame)
   {
      case 1 : string TimeFrameStr="Period_M1"; break;
      case 5 : TimeFrameStr="Period_M5"; break;
      case 15 : TimeFrameStr="Period_M15"; break;
      case 30 : TimeFrameStr="Period_M30"; break;
      case 60 : TimeFrameStr="Period_H1"; break;
      case 240 : TimeFrameStr="Period_H4"; break;
      case 1440 : TimeFrameStr="Period_D1"; break;
      case 10080 : TimeFrameStr="Period_W1"; break;
      case 43200 : TimeFrameStr="Period_MN1"; break;
      default : TimeFrameStr="Current Timeframe";
   } 
   IndicatorShortName("MTF_MFI ("+ExtMFIPeriod+")TF "+TimeFrame+"");  
  }
//----
   return(0);
 
//+------------------------------------------------------------------+
//| MTF                                                   |
//+------------------------------------------------------------------+
int start()
  {
   datetime TimeArray[];
   int    i,shift,limit,y=0,counted_bars=IndicatorCounted();
    
// Plot defined timeframe on to current timeframe   
   ArrayCopySeries(TimeArray,MODE_TIME,Symbol(),TimeFrame); 
   
   limit=Bars-counted_bars+TimeFrame/Period();
   for(i=0,y=0;i<limit;i++)
   {
   if (Time[i]<TimeArray[y]) y++; 
   
 /***********************************************************   
   Add your main indicator loop below.  You can reference an existing
      indicator with its iName  or iCustom.
   Rule 1:  Add extern inputs above for all neccesary values   
   Rule 2:  Use 'TimeFrame' for the indicator timeframe
   Rule 3:  Use 'y' for the indicator's shift value
 **********************************************************/  
     
   ExtMapBuffer1[i]=iMFI(NULL,TimeFrame, ExtMFIPeriod,y);
     
   }  
     
//
    
  
   return(0);
  }
//+------------------------------------------------------------------+