//+------------------------------------------------------------------+ //| 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 | //+------------------------------------------------------------------+ #property copyright "Copyright © 2004, MetaQuotes Software Corp." #property link "http://www.metaquotes.net" #property indicator_chart_window #property indicator_buffers 4 #property indicator_color1 Red #property indicator_color2 White #property indicator_color3 Red #property indicator_color4 White #property indicator_width1 1 #property indicator_width2 1 #property indicator_width3 3 #property indicator_width4 3 //---- extern color color1 = Red; extern color color2 = White; extern color color3 = Red; extern color color4 = White; //---- buffers double ExtMapBuffer1[]; double ExtMapBuffer2[]; double ExtMapBuffer3[]; double ExtMapBuffer4[]; //---- int ExtCountedBars=0; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //|------------------------------------------------------------------| int init() { //---- indicators SetIndexStyle(0,DRAW_HISTOGRAM, 0, 1, color1); SetIndexBuffer(0, ExtMapBuffer1); SetIndexStyle(1,DRAW_HISTOGRAM, 0, 1, color2); SetIndexBuffer(1, ExtMapBuffer2); SetIndexStyle(2,DRAW_HISTOGRAM, 0, 3, color3); SetIndexBuffer(2, ExtMapBuffer3); SetIndexStyle(3,DRAW_HISTOGRAM, 0, 3, color4); SetIndexBuffer(3, ExtMapBuffer4); //---- SetIndexDrawBegin(0,10); SetIndexDrawBegin(1,10); SetIndexDrawBegin(2,10); SetIndexDrawBegin(3,10); //---- indicator buffers mapping SetIndexBuffer(0,ExtMapBuffer1); SetIndexBuffer(1,ExtMapBuffer2); SetIndexBuffer(2,ExtMapBuffer3); SetIndexBuffer(3,ExtMapBuffer4); //---- initialization done return(0); } //+------------------------------------------------------------------+ //| Custom indicator deinitialization function | //+------------------------------------------------------------------+ int deinit() { //---- TODO: add your code here //---- return(0); } //+------------------------------------------------------------------+ //| Custom indicator iteration function | //+------------------------------------------------------------------+ int start() { double haOpen, haHigh, haLow, haClose; if(Bars<=10) return(0); int counted_bars = IndicatorCounted(); if(counted_bars < 0) return(-1); if(counted_bars > 0) counted_bars--; int pos = Bars - counted_bars; if(counted_bars==0) pos-=1+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