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adx[1].lucki.mq4

Time: 2016-12-14 | Download file:adx[1].lucki.mq4

//+------------------------------------------------------------------+
//|                                                          ADX.mq4 |
//|                      Copyright © 2004, MetaQuotes Software Corp. |
//|                                       http://www.metaquotes.net/ |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2004, MetaQuotes Software Corp."
#property link      "http://www.metaquotes.net/"

#property indicator_separate_window
#property indicator_buffers 3
#property indicator_color1 LightSeaGreen
#property indicator_color2 YellowGreen
#property indicator_color3 Wheat
//---- input parameters
extern int ADXPeriod=14;
//---- buffers
double ADXBuffer[];
double PlusDiBuffer[];
double MinusDiBuffer[];
double PlusSdiBuffer[];
double MinusSdiBuffer[];
double TempBuffer[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
//---- 3 additional buffers are used for counting.
   IndicatorBuffers(6);
//---- indicator buffers
   SetIndexBuffer(0,ADXBuffer);
   SetIndexBuffer(1,PlusDiBuffer);
   SetIndexBuffer(2,MinusDiBuffer);
   SetIndexBuffer(3,PlusSdiBuffer);
   SetIndexBuffer(4,MinusSdiBuffer);
   SetIndexBuffer(5,TempBuffer);
//---- name for DataWindow and indicator subwindow label
   IndicatorShortName("ADX("+ADXPeriod+")");
   SetIndexLabel(0,"ADX");
   SetIndexLabel(1,"+DI");
   SetIndexLabel(2,"-DI");
//----
   SetIndexDrawBegin(0,ADXPeriod);
   SetIndexDrawBegin(1,ADXPeriod);
   SetIndexDrawBegin(2,ADXPeriod);
//----
   return(0);
  }
//+------------------------------------------------------------------+
//| Average Directional Movement Index                               |
//+------------------------------------------------------------------+
int start()
  {
   double pdm,mdm,tr;
   double price_high,price_low;
   int    starti,i,counted_bars=IndicatorCounted();
//----
   i=Bars-2;
   PlusSdiBuffer[i+1]=0;
   MinusSdiBuffer[i+1]=0;
   if(counted_bars>=i) i=Bars-counted_bars-1;
   starti=i;
//----
   while(i>=0)
     {
      price_low=Low[i];
      price_high=High[i];
      //----
      pdm=price_high-High[i+1];
      mdm=Low[i+1]-price_low;
      if(pdm<0) pdm=0;  // +DM
      if(mdm<0) mdm=0;  // -DM
      if(pdm==mdm) { pdm=0; mdm=0; }
      else if(pdm0) counted_bars--;
   int limit=Bars-counted_bars;
//---- apply EMA to +DI
   for(i=0; i<=limit; i++)
      PlusDiBuffer[i]=iMAOnArray(PlusSdiBuffer,Bars,ADXPeriod,0,MODE_EMA,i);
//---- apply EMA to -DI
   for(i=0; i<=limit; i++)
      MinusDiBuffer[i]=iMAOnArray(MinusSdiBuffer,Bars,ADXPeriod,0,MODE_EMA,i);
//---- Directional Movement (DX)
   i=Bars-2;
   TempBuffer[i+1]=0;
   i=starti;
   while(i>=0)
     {
      double div=MathAbs(PlusDiBuffer[i]+MinusDiBuffer[i]);
      if(div==0.00) TempBuffer[i]=0;
      else TempBuffer[i]=100*(MathAbs(PlusDiBuffer[i]-MinusDiBuffer[i])/div);
      i--;
     }
//---- ADX is exponential moving average on DX
   for(i=0; i= minusdi0 && plusdi1 < minusdi1 && direction != 1)
   {
      direction = 1;
      Alert("DI+ crossed above DI-");
   }else if(plusdi0 <= minusdi0 && plusdi1 > minusdi1 && direction != -1){
      direction = -1;
      Alert("DI+ crossed below DI-");
   }
   return(0);
  }
//+------------------------------------------------------------------+

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