//+------------------------------------------------------------------+
//|                                                  Heiken Ashi.mq4 |
//|                      Copyright c 2004, MetaQuotes Software Corp. |
//|                                        http://www.metaquotes.net |
//+------------------------------------------------------------------+
//| For Heiken Ashi we recommend next chart settings ( press F8 or   |
//| select on menu 'Charts'->'Properties...'):                       |
//|  - On 'Color' Tab select 'Black' for 'Line Graph'                |
//|  - On 'Common' Tab disable 'Chart on Foreground' checkbox and    |
//|    select 'Line Chart' radiobutton                               |
//+------------------------------------------------------------------+

//2009forextsd  HeikenAshi.obj.sw.mq4

#property copyright "Copyright � 2004, MetaQuotes Software Corp."
#property link      "http://www.metaquotes.net"
// ha bars from Kakenzo  CustomBar2
#property copyright "Kalenzo"
#property link      "http://www.fxservice.eu,  bartlomiej.gorski@gmail.com"


#property indicator_separate_window
#property indicator_buffers 4



extern 	color 	OneColor = Blue,
				UpColor = Green,
				DnColor = Red;



extern 	bool UseOneColor = false;

//----

//---- buffers
double ExtMapBuffer1[];
double ExtMapBuffer2[];
double ExtMapBuffer3[];
double ExtMapBuffer4[];
//----
int ExtCountedBars=0;
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//|------------------------------------------------------------------|
int init()
  {
//---- indicators

IndicatorBuffers(4); 

//   SetIndexStyle(0,DRAW_HISTOGRAM);
   SetIndexBuffer(0, ExtMapBuffer1);
//   SetIndexStyle(1,DRAW_HISTOGRAM);
   SetIndexBuffer(1, ExtMapBuffer2);
//   SetIndexStyle(2,DRAW_HISTOGRAM);
   SetIndexBuffer(2, ExtMapBuffer3);
//   SetIndexStyle(3,DRAW_HISTOGRAM);
   SetIndexBuffer(3, ExtMapBuffer4);
//----
//---- indicator buffers mapping
	IndicatorShortName("HeikenAshi.obj.sw "); 

   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function                       |
//+------------------------------------------------------------------+
int deinit()
  {
//---- TODO: add your code here
      ObjectsDeleteAll();  
//----
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int start()
  {
   double haOpen, haHigh, haLow, haClose;
   if(Bars<=10) return(0);
   ExtCountedBars=IndicatorCounted();
//---- check for possible errors
   if (ExtCountedBars<0) return(-1);
//---- last counted bar will be recounted
   if (ExtCountedBars>0) ExtCountedBars--;
   int pos=Bars-ExtCountedBars-1;
   while(pos>=0)
     {
      haOpen=(ExtMapBuffer3[pos+1]+ExtMapBuffer4[pos+1])/2;
      haClose=(Open[pos]+High[pos]+Low[pos]+Close[pos])/4;
      haHigh=MathMax(High[pos], MathMax(haOpen, haClose));
      haLow=MathMin(Low[pos], MathMin(haOpen, haClose));
      if (haOpen<haClose) 
        {
         ExtMapBuffer1[pos]=haLow;
         ExtMapBuffer2[pos]=haHigh;
        } 
      else
        {
         ExtMapBuffer1[pos]=haHigh;
         ExtMapBuffer2[pos]=haLow;
        } 
      ExtMapBuffer3[pos]=haOpen;
      ExtMapBuffer4[pos]=haClose;
 	   
 	   
 	   		if(UseOneColor)//   double haOpen, haHigh, haLow, haClose;
		{
			drawLine("BB"+pos,Time[pos],haOpen,haClose,3,OneColor);
			drawLine("SB"+pos,Time[pos],haHigh,haLow,1,OneColor);
		}

 		else
		{	
			if(haClose<haOpen)
			{
				drawLine("BB"+pos,Time[pos],haOpen,haClose,3,DnColor);
				drawLine("SB"+pos,Time[pos],haHigh,haLow,1,DnColor);
			}
			else
			{
				drawLine("BB"+pos,Time[pos],haOpen,haClose,3,UpColor);
				drawLine("SB"+pos,Time[pos],haHigh,haLow,1,UpColor);
			}			
		}			
	   
 	   
 	   
 	   
 	   pos--;
     }
//----
   return(0);
  }
  
  
//----  
  
  
void drawLine(string name,datetime time, double pfrom, double pto, int width,color Col)
{
         if(ObjectFind(name) != 0)
         {
            ObjectCreate(name, OBJ_TREND, WindowFind("HeikenAshi.obj.sw "), time, pfrom,time,pto);
            ObjectSet(name, OBJPROP_STYLE, STYLE_SOLID);
            ObjectSet(name, OBJPROP_COLOR, Col);
            ObjectSet(name,OBJPROP_WIDTH,width);
            ObjectSet(name,OBJPROP_RAY,0);
         }
         else
         {
            ObjectDelete(name);
            ObjectCreate(name, OBJ_TREND, WindowFind("HeikenAshi.obj.sw "), time, pfrom,time,pto);
            ObjectSet(name, OBJPROP_STYLE, STYLE_SOLID);
            ObjectSet(name, OBJPROP_COLOR, Col);        
            ObjectSet(name,OBJPROP_WIDTH,width);
            ObjectSet(name,OBJPROP_RAY,0);
          
         }
}  
  
  
  
  
  
  
  
  
  
  
  
  
//+------------------------------------------------------------------+