//+------------------------------------------------------------------+ //| copyright:Ma ning // e-mail: maningok@163.com // msn:man2078@msn.com //+------------------------------------------------------------------+ #property copyright "Copyright 2004, MetaQuotes Software Corp." #property link "http://www.metaquotes.net" #property indicator_separate_window #property indicator_buffers 1 #property indicator_color1 Red #property indicator_level1 0 //---- buffers double ha,ha1; double signal[]; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //|------------------------------------------------------------------| int init() { //---- indicators SetIndexStyle(0,DRAW_HISTOGRAM, 0, 1, Red); SetIndexBuffer(0, signal); SetIndexEmptyValue(0,0.0); //---- initialization done return(0); } //+------------------------------------------------------------------+ //| Custor indicator deinitialization function | //+------------------------------------------------------------------+ int deinit() { return(0); } //+------------------------------------------------------------------+ //| Custom indicator iteration function | //+------------------------------------------------------------------+ int start() { for (int i=Bars-1;i>=0;i--) { ha1=ha; ha=iMA(NULL,0,3,0,MODE_EMA,PRICE_WEIGHTED,i); signal[i]=ha-ha1; } //---- return(0); } //+------------------------------------------------------------------+