附图指标， mt4指标类型：趋势指标 是否能用在mt4手机版上：否 是否含有未来函数：无 //+------------------------------------------------------------------+ //| Expected Volumes.mq4 | //| Copyright ? 2007, Amir Aliev | //| http://finmat.blogspot.com | //+------------------------------------------------------------------+ #property copyright "Copyright ? 2007, Amir Aliev" #property link "http://finmat.blogspot.com" //---- #property indicator_separate_window #property indicator_buffers 1 #property indicator_color1 Blue //---- input parameters extern int hist_steps=100; // Number of observations extern int span=1; // Days to step back each time //---- buffers double ExtMapBuffer1; int sum; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ int init() { string short_name; //---- indicators SetIndexStyle(0, DRAW_HISTOGRAM); SetIndexBuffer(0,ExtMapBuffer1); //---- short_name="Expected volumes(" + hist_steps + ")"; IndicatorShortName(short_name); SetIndexLabel(0, short_name); return(0); } //+------------------------------------------------------------------+ //| Custom indicator deinitialization function | //+------------------------------------------------------------------+ int deinit() { //---- return(0); } //+------------------------------------------------------------------+ //| Custom indicator iteration function | //+------------------------------------------------------------------+ int start() { int counted_bars=IndicatorCounted(); int rest=Bars - counted_bars; int j, k, u; //---- while(rest>=0) { if(Bars - rest < span * 23 * hist_steps) { ExtMapBuffer1[rest]=0; rest--; continue; } sum=0; j=0; k=0; u=0; while(j < hist_steps && k < Bars) { if(TimeHour(Time[rest+k])==TimeHour(Time[rest])) { u++; if(u==span) { u=0; j++; sum+=Volume[rest + k]; } k+=23; } k++; } ExtMapBuffer1[rest]=sum/hist_steps; rest--; } //---- return(0); } //+------------------------------------------------------------------+Expected_Volumes_.jpg

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