0_-_ma_candles_two_colors

//+------------------------------------------------------------------+
//|                                  0 - MA - Candles Two Colors.mq4 |
//|                        Copyright 2013, MetaQuotes Software Corp. |
//|                                              http://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2013, MetaQuotes Software Corp."
#property link      "http://www.mql5.com"
#property version   "1.00"
#property strict
#property indicator_chart_window

//+------------------------------------------------------------------+
//| MA Candles Two Colors: Copylight © 2013, File45 (Phylo)       |
//| http://codebase.mql4.com/en/author/file45
//|
//| Thanks to Mladen for code enhancements: http://www.forex-tsd.com/metatrader-4/20171-please-fix-indicator-ea-82.html                                            |
//+------------------------------------------------------------------+

#property indicator_buffers 4
#property indicator_color1 RoyalBlue//wicks
#property indicator_color2 Red//wicks
#property indicator_color3 RoyalBlue // Candle Bodies
#property indicator_color4 Red // Candle Bodies

input int Candle_MA_Period =200; // Candle MA Period
input int Candle_MA_Shift = 0; // Candle MA Shift
input ENUM_MA_METHOD Candle_Type = 3; // Candle MA Method
input ENUM_APPLIED_PRICE Candle_MA_Price = 4; // Candle Price
input int Candle_Shadow_Width = 1;
input int Candle_Body_Width = 3;

int MA1 = 1;
int MA1_MODE = 0;
int MA1_PRICE = 0;
int MA1_SHIFT = 0;

// ======================== indicator buffers

double Bar1[], Bar2[], Candle1[], Candle2[];

double MA_1 (int i = 0){return(iMA(NULL,0,MA1,MA1_SHIFT,MA1_MODE, MA1_PRICE,i));}
double MA_2 (int i = 0){return(iMA(NULL,0,Candle_MA_Period,Candle_MA_Shift,Candle_Type, Candle_MA_Price,i));}

//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int OnInit()
{
   ChartSetInteger(0,CHART_MODE,CHART_LINE);
   ChartSetInteger(0,CHART_COLOR_CHART_LINE,clrNONE);

   IndicatorShortName("MA Candles");
   IndicatorBuffers(4);

   SetIndexBuffer(0,Bar1);
   SetIndexBuffer(1,Bar2);
   SetIndexBuffer(2,Candle1);
   SetIndexBuffer(3,Candle2);

   SetIndexStyle(0,DRAW_HISTOGRAM,0,Candle_Shadow_Width);
   SetIndexStyle(1,DRAW_HISTOGRAM,0,Candle_Shadow_Width);
   SetIndexStyle(2,DRAW_HISTOGRAM,0,Candle_Body_Width);
   SetIndexStyle(3,DRAW_HISTOGRAM,0,Candle_Body_Width);

// ======================== Data Window Truth Table: R up L is Red Candle up Low; R dn L is Red Candle down Low, etc,.
  
   SetIndexLabel(0, "R up L, R dn L, B up H, B dn H");
   SetIndexLabel(1, "R up H, R dn H, B up L, B dn L");
   SetIndexLabel(2, "R up O, R dn C, B up C, B dn O");
   SetIndexLabel(3, "R up C, R dn O, B up O, B dn C");
 
   return(INIT_SUCCEEDED);
}
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int OnCalculate(const int rates_total,
                const int prev_calculated,
                const datetime &time[],
                const double &open[],
                const double &high[],
                const double &low[],
                const double &close[],
                const long &tick_volume[],
                const long &volume[],
                const int &spread[])
{
   for(int i = MathMax(Bars-1-IndicatorCounted(),1); i>=0; i--)
   {
      double	Ma1 = MA_1(i);
      double	Ma2 = MA_2(i);

      if(Ma1 > Ma2)
      {
         SetCandleColor(1,i);
      }  
      else	
      {
         if(Ma1 < Ma2) SetCandleColor(2,i);
      }
      
     /* string Label1="",Label2="";
      
      if(MA1_MODE==0)Label1="MA";
      if(MA2_MODE==0)Label2="MA";
      if(MA1_MODE==1)Label1="EMA";
      if(MA2_MODE==1)Label2="EMA";
      if(MA1_MODE==2)Label1="SMMA";
      if(MA2_MODE==2)Label2="SMMA";
      if(MA1_MODE==3)Label1="LWMA";
      if(MA2_MODE==3)Label2="LWMA";*/
   }   

   return(rates_total);
}

void SetCandleColor(int col, int i)
{
   double high,low,bodyHigh,bodyLow;

   bodyHigh = MathMax(Open[i],Close[i]);
   bodyLow = MathMin(Open[i],Close[i]);
   high = High[i];
   low = Low[i];
  
   Bar1[i]    = EMPTY_VALUE;
   Bar2[i]    = EMPTY_VALUE;
   Candle1[i] = EMPTY_VALUE;
   Candle2[i] = EMPTY_VALUE;

   switch(col)
   {
      case 1: Bar1[i] = high; Bar2[i] = low; Candle1[i] = bodyHigh; Candle2[i] = bodyLow; break;
      case 2: Bar2[i] = high; Bar1[i] = low; Candle2[i] = bodyHigh; Candle1[i] = bodyLow; break;
   }
}