MTF_AMA

//+------------------------------------------------------------------+
//|   MTF_AMA                                                AMA.mq4 |
//| 2007  forexTSD.com | Copyright © 2004, MetaQuotes Software Corp. |
//|                                        http://www.metaquotes.net |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2004, by konKop,wellx"
#property link      "http://www.metaquotes.net"

#property indicator_chart_window
#property indicator_buffers 3
#property indicator_color1 Maroon
#property indicator_color2 DodgerBlue
#property indicator_color3 DarkGoldenrod
#property indicator_width1 2
#property indicator_width2 2
#property indicator_width3 2

//---- input parameters
extern int TimeFrame = 240;
extern int       periodAMA=9;
extern int       nfast=2;
extern int       nslow=30;
extern double    G=2.0;
extern double    dK=2.0; 

//---- buffers
double ExtMapBuffer1[];
double ExtMapBuffer2[];
double ExtMapBuffer3[];

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


//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
//---- indicators
   SetIndexStyle(0,DRAW_LINE);
   SetIndexStyle(1,DRAW_ARROW);
   SetIndexArrow(1,158);
   SetIndexStyle(2,DRAW_ARROW);
   SetIndexArrow(2,158);
   //SetIndexDrawBegin(0,nslow+nfast);
   SetIndexBuffer(0,ExtMapBuffer1);
   SetIndexBuffer(1,ExtMapBuffer2);
   SetIndexBuffer(2,ExtMapBuffer3);
      SetIndexLabel(0,"MTF_AMA["+TimeFrame+"]("+periodAMA+")("+nfast+","+nslow+","+G+")");
      SetIndexLabel(1,"MTF_AMAupSig");
      SetIndexLabel(2,"MTF_AMAdnSig");
 //  IndicatorDigits(4);
   
   //slowSC=0.064516;
   //fastSC=0.2;
   //cbars=IndicatorCounted();
//----
 //  return(0);
 // }
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function                       |
//+------------------------------------------------------------------+
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
 
 //---- 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_AMA["+TimeFrameStr+"]("+periodAMA+")("+nfast+","+nslow+","+G+","+dK+")");   
}
//---- initialization done
   return(0);
  
//+------------------------------------------------------------------+
//| Calculations                                    |
//+------------------------------------------------------------------+
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++;  
//---- main loop
    ExtMapBuffer1[i]=iCustom(NULL,TimeFrame,"AMA",periodAMA,nfast,nslow,G,dK,0,y);
    ExtMapBuffer2[i]=iCustom(NULL,TimeFrame,"AMA",periodAMA,nfast,nslow,G,dK,1,y);
    ExtMapBuffer3[i]=iCustom(NULL,TimeFrame,"AMA",periodAMA,nfast,nslow,G,dK,2,y);
}
  // Refresh buffers
//++++++++++++++++++++++++++++++++++++++   upgrade by Raff 
   if (TimeFrame>Period()) {
     int PerINT=TimeFrame/Period()+1;
     datetime TimeArr[]; ArrayResize(TimeArr,PerINT);
     ArrayCopySeries(TimeArr,MODE_TIME,Symbol(),Period()); 
     for(i=0;i<PerINT+1;i++) {if (TimeArr[i]>=TimeArray[0]) {
//----
 /******************************************************** 
    Refresh buffers:         buffer[i] = buffer[0];
 ********************************************************/  
   ExtMapBuffer1[i]=ExtMapBuffer1[0]; 
   ExtMapBuffer2[i]=ExtMapBuffer2[0]; 
   ExtMapBuffer3[i]=ExtMapBuffer3[0]; 

//----
   } } }
//+++++++++++++++++++++++++++++++++++++++++++++++   Raff

//-----

return(0);
  }