Pierre8rTeam
153 lines
4.9 KiB
Plaintext
153 lines
4.9 KiB
Plaintext
//+------------------------------------------------------------------+
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//| SessionWeek.mq5 |
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//| Copyright 2011, MetaQuotes Software Corp. |
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//| http://www.mql5.com |
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//+------------------------------------------------------------------+
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#property copyright "Copyright 2011, MetaQuotes Software Corp."
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#property link "http://www.mql5.com"
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#property version "1.00"
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#property indicator_separate_window
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#property indicator_minimum 0
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#property indicator_maximum 2
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#property indicator_buffers 1
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#property indicator_plots 1
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//--- plot Session
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#property indicator_label1 "SessionWeek"
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#property indicator_type1 DRAW_ARROW
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#property indicator_color1 clrGray
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#property indicator_style1 STYLE_SOLID
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#property indicator_width1 1
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//+------------------------------------------------------------------+
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//| |
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//+------------------------------------------------------------------+
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enum EWeekDay
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{
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Sunday = 0,
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Monday = 1,
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Tuesday = 2,
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Wednesday = 3,
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Thursday = 4,
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Friday = 5,
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Saturday = 6
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};
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//--- input parameters
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input EWeekDay StartDay = Monday;
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input int StartHour = 3;
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input int StartMinute = 0;
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input EWeekDay StopDay = Friday;
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input int StopHour = 18;
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input int StopMinute = 0;
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bool WeekDays[7];
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//--- indicator buffers
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double SessionBuffer[];
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//+------------------------------------------------------------------+
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//| Custom indicator initialization function |
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//+------------------------------------------------------------------+
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int OnInit()
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{
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//--- indicator buffers mapping
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SetIndexBuffer(0,SessionBuffer,INDICATOR_DATA);
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//--- setting a code from the Wingdings charset as the property of PLOT_ARROW
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PlotIndexSetInteger(0,PLOT_ARROW,159);
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//---
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IndicatorSetInteger(INDICATOR_DIGITS,0);
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return(0);
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}
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//+------------------------------------------------------------------+
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//| Custom indicator iteration function |
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//+------------------------------------------------------------------+
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int OnCalculate(const int rates_total,
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const int prev_calculated,
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const datetime &time[],
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const double &open[],
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const double &high[],
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const double &low[],
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const double &close[],
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const long &tick_volume[],
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const long &volume[],
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const int &spread[])
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{
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int start=0;
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if(prev_calculated==0)
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{
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start=0;
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}
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else
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{
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start=prev_calculated-1;
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}
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for(int i=start;i<rates_total;i++)
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{
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if(WeekSession(StartDay,StartHour,StartMinute,StopDay,StopHour,StopMinute,time[i]))
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{
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SessionBuffer[i]=1;
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}
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else
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{
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SessionBuffer[i]=EMPTY_VALUE;
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}
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}
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return(rates_total);
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}
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//+------------------------------------------------------------------+
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//| |
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//+------------------------------------------------------------------+
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bool WeekSession(int aStartDay,int aStartHour,int aStartMinute,int aStopDay,int aStopHour,int aStopMinute,datetime aTimeCur)
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{
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//--- session start time since the week start
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int StartTime=aStartDay*86400+3600*aStartHour+60*aStartMinute;
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//--- session end time since the week start
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int StopTime=aStopDay*86400+3600*aStopHour+60*aStopMinute;
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//--- current time in seconds since the week start
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long TimeCur=SecondsFromWeekStart(aTimeCur,false);
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if(StopTime<StartTime)
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{
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//--- passing the turn of the week
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if(TimeCur>=StartTime || TimeCur<StopTime)
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{
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return(true);
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}
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}
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else
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{
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//--- within one week
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if(TimeCur>=StartTime && TimeCur<StopTime)
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{
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return(true);
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}
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}
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return(false);
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}
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//+------------------------------------------------------------------+
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//| |
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//+------------------------------------------------------------------+
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long SecondsFromWeekStart(datetime aTime,bool aStartsOnMonday=false)
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{
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return(aTime-WeekStartTime(aTime,aStartsOnMonday));
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}
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//+------------------------------------------------------------------+
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//| |
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//+------------------------------------------------------------------+
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long WeekStartTime(datetime aTime,bool aStartsOnMonday=false)
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{
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long tmp=aTime;
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long Corrector;
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if(aStartsOnMonday)
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{
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Corrector=259200; // duration of three days (86400*3)
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}
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else
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{
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Corrector=345600; // duration of four days (86400*4)
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}
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tmp+=Corrector;
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tmp=(tmp/604800)*604800;
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tmp-=Corrector;
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return(tmp);
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}
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//+------------------------------------------------------------------+
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