//+------------------------------------------------------------------+ //| PPO.mq4 | //| Copyright © 2007 Tom Balfe | //| | //| Percentage Price Oscillator | //| This is a momentum indicator. | //| Signal line is EMA of PPO. | //| | //| Follows formula: (FastEMA-SlowEMA)/SlowEMA | //| | //+------------------------------------------------------------------+ #property copyright "Copyright © 2007 Tom Balfe" #property link "redcarsarasota@yahoo.com" #property indicator_separate_window #property indicator_buffers 2 #property indicator_color1 SkyBlue #property indicator_color2 Red #property indicator_width1 2 #property indicator_width2 1 #property indicator_style2 2 //---- user changeable stuff extern int FastEMA=12; extern int SlowEMA=26; extern int SignalEMA=9; //---- two buffers double PPOBuffer[]; double SignalBuffer[]; int init() { SetIndexStyle(0,DRAW_LINE); SetIndexStyle(1,DRAW_LINE); SetIndexDrawBegin(1,SignalEMA); IndicatorDigits(Digits+1); SetIndexBuffer(0,PPOBuffer); SetIndexBuffer(1,SignalBuffer); IndicatorShortName("PPO ("+FastEMA+","+SlowEMA+","+SignalEMA+")"); SetIndexLabel(0,"PPO"); SetIndexLabel(1,"Signal"); return(0); } int start() { int limit; int counted_bars=IndicatorCounted(); //---- last counted bar will be recounted if(counted_bars>0) counted_bars--; limit=Bars-counted_bars; //---- (FastEMA-SlowEMA)/SlowEMA //---- PPO counted in the 1st buffer for(int i=0; i<limit; i++) PPOBuffer[i]=(iMA(NULL,0,FastEMA,0,MODE_EMA,PRICE_CLOSE,i)-iMA(NULL,0,SlowEMA,0,MODE_EMA,PRICE_CLOSE,i))/ iMA(NULL,0,SlowEMA,0,MODE_EMA,PRICE_CLOSE,i); //---- signal line counted in the 2nd buffer for(i=0; i<limit; i++) SignalBuffer[i]=iMAOnArray(PPOBuffer,Bars,SignalEMA,0,MODE_EMA,i); return(0); }
Sample
Analysis
Market Information Used:
Indicator Curves created:
Implements a curve of type DRAW_LINE
Indicators Used:
Moving average indicator
Custom Indicators Used:
Order Management characteristics:
Other Features: