MQL4_KG_BBMA/KG Moving Average.mq4

<EFBFBD><EFBFBD>//+------------------------------------------------------------------+
//|                                                      KG MA 1H.mq4|
//|                      Copyright <EFBFBD> 2008, MetaQuotes Software Corp. |
//|                                       http://www.metaquotes.net/ |
//+------------------------------------------------------------------+
#property copyright "Copyright <00> 2008, MetaQuotes Software Corp."
#property link      "http://www.metaquotes.net/"

#property indicator_chart_window
#property indicator_buffers 1
#property indicator_color1 White

#property indicator_width1 2
#property indicator_style1 0


//---- indicator parameters
//extern double    MAPeriod=5;
int MAPeriod;
extern ENUM_TIMEFRAMES TimeFrame = PERIOD_CURRENT;
extern int MAPeriode = 30;

extern ENUM_MA_METHOD MA_Mode = MODE_EMA;
extern ENUM_APPLIED_PRICE Price_Type= PRICE_CLOSE;
extern int    MAShift=0;
datetime TimeArray[];
//---- buffers
double MovingBuffer[];

string short_name;

//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
  
  int ActivePer=Period();
   
      if (ActivePer ==  10080) ActivePer =   7200;
      if (ActivePer ==  40320) ActivePer =  28800;
      if (ActivePer == 161280) ActivePer = 115200;
      
   MAPeriod = MAPeriode / ActivePer;
  
//---- indicators
   
   SetIndexStyle(0,DRAW_LINE);
      SetIndexBuffer(0,MovingBuffer);
      //SetIndexDrawBegin(0,MAPeriode+MAShift);
      short_name ="KG MA "+ MAPeriod+" ( "+ MAPeriode + ", " + IntegerToString(MA_Mode) + ", " + IntegerToString(Price_Type) + " )";
      IndicatorShortName(short_name);
      SetIndexLabel(0,short_name);

   return(0);
  }
//+------------------------------------------------------------------+
//| Bollinger Bands                                                  |
//+------------------------------------------------------------------+
int start()
  {
   int    i,y,counted_bars=IndicatorCounted();
   
   //if(Period() >= MAPeriode) return(0);
   /*
   int ActivePer=Period();
   
      if (ActivePer == 10080) ActivePer = 7200;
      if (ActivePer == 40320) ActivePer = 28800;
      
   MAPeriod = MAPeriode/ActivePer;
   */
//----
   if(Bars<=MAPeriod) return(0);
   
   
//---- initial zero

   ArrayCopySeries(TimeArray,MODE_TIME,Symbol(),TimeFrame); 
   if(counted_bars<1)
      for(i=1;i<=MAPeriod;i++) MovingBuffer[Bars-i]=EMPTY_VALUE;
      //----
   int limit=Bars-counted_bars+TimeFrame/Period();
   ///if(counted_bars>0) limit++;
   for(i=0, y=0; i<limit; i++){
     if (Time[i]<TimeArray[y]) y++; 
     MovingBuffer[i]=iMA( NULL, TimeFrame, MAPeriod, MAShift, MA_Mode , Price_Type, y+MAShift);
     }   
     return(0);
  }
//+-----------------     -------------------------------------------------+