//+------------------------------------------------------------------+ //| Multi EMAs.mq4 | //| Copyright © 2006, Ronald Verwer/ROVERCOM | //+------------------------------------------------------------------+ #property copyright "Copyright © 2006, Ronald Verwer/ROVERCOM" //---- indicator settings #property indicator_chart_window #property indicator_buffers 3 #property indicator_color1 Red #property indicator_color2 Green #property indicator_color3 Blue #property indicator_width1 2 #property indicator_width2 2 #property indicator_width3 2 //---- indicator parameters extern int FirstEMA=5; extern int SecondEMA=13; extern int ThirdEMA=62; extern int Price_Type=4; //---- indicator buffers double x1[]; double x2[]; double x3[]; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ int init() { //---- drawing settings SetIndexStyle(0,DRAW_LINE); SetIndexStyle(1,DRAW_LINE); SetIndexStyle(2,DRAW_LINE); SetIndexDrawBegin(0,ThirdEMA); IndicatorDigits(MarketInfo(Symbol(),MODE_DIGITS)+2); //---- 3 indicator buffers mapping if(!SetIndexBuffer(0,x1) && !SetIndexBuffer(1,x2) && !SetIndexBuffer(2,x3)) Print("cannot set indicator buffers!"); //---- name for DataWindow and indicator subwindow label IndicatorShortName("MultiEMA("+FirstEMA+","+SecondEMA+","+ThirdEMA+")"); //---- initialization done return(0); } //+------------------------------------------------------------------+ //| Multi Exponential Moving Averages | //+------------------------------------------------------------------+ int start() { int i,limit; int counted_bars=IndicatorCounted(); //---- check for possible errors if(counted_bars<0) return(-1); //---- last counted bar will be recounted if(counted_bars>0) counted_bars--; limit=Bars-counted_bars; //---- macd counted in the 1-st additional buffer for(i=limit; i>=0; i--) x1[i]=iMA(NULL,0,FirstEMA,0,MODE_EMA,Price_Type,i);//(High[i]+Low[i])/2,i); for(i=limit; i>=0; i--) x2[i] = iMAOnArray(x1,Bars,SecondEMA,0,MODE_EMA,i); for(i=limit; i>=0; i--) x3[i] = iMAOnArray(x2,Bars,ThirdEMA,0,MODE_EMA,i); //---- done return(0); } //+------------------------------------------------------------------+