//+------------------------------------------------------------------+
//| 多周期均线指标.mq4 |
//| Copyright 2024, MetaQuotes Ltd. |
//| https://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2024, MetaQuotes Ltd."
#property link "https://www.mql5.com"
#property version "1.00"
#property strict
#property indicator_chart_window
#property indicator_buffers 3
#property indicator_plots 3
//--- plot 大周期
#property indicator_label1 "大周期"
#property indicator_type1 DRAW_LINE
#property indicator_color1 clrRed
#property indicator_style1 STYLE_SOLID
#property indicator_width1 1
//--- plot 中周期
#property indicator_label2 "中周期"
#property indicator_type2 DRAW_LINE
#property indicator_color2 clrMediumSpringGreen
#property indicator_style2 STYLE_SOLID
#property indicator_width2 1
//--- plot 小周期
#property indicator_label3 "小周期"
#property indicator_type3 DRAW_LINE
#property indicator_color3 clrYellow
#property indicator_style3 STYLE_SOLID
#property indicator_width3 1
//--- indicator buffers
double 大周期Buffer[];
double 中周期Buffer[];
double 小周期Buffer[];
input ENUM_TIMEFRAMES 大时间周期设置=PERIOD_D1;
input ENUM_TIMEFRAMES 中时间周期设置=PERIOD_H4;
input ENUM_TIMEFRAMES 小时间周期设置=PERIOD_H1;
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int OnInit()
{
//--- indicator buffers mapping
SetIndexBuffer(0,大周期Buffer);
SetIndexBuffer(1,中周期Buffer);
SetIndexBuffer(2,小周期Buffer);
//---
return(INIT_SUCCEEDED);
}
//+------------------------------------------------------------------+
//| Custom indicator iteration function |
//+------------------------------------------------------------------+
int OnCalculate(const int rates_total,
const int prev_calculated,
const datetime &time[],
const double &open[],
const double &high[],
const double &low[],
const double &close[],
const long &tick_volume[],
const long &volume[],
const int &spread[])
{
//---
if(Period()!=小时间周期设置)
{
Print("加载时间周期不对,请重试");
return(rates_total);
}
for(int i=0;i<rates_total;i++)
{
小周期Buffer[i]=iMA(Symbol(),小时间周期设置,43,0,MODE_EMA,PRICE_CLOSE,i);
}
for(int i=0;i<rates_total;i++)
{
if(iBarShift(Symbol(),中时间周期设置,iTime(Symbol(),小时间周期设置,i),true)==-1)
{
break;
}
//1小时图表的K线序号对应的4小时图表上的K线序号
//iBarShift这个函数时通过时间来找到包含这个时间的K线序号
中周期Buffer[i]=iMA(Symbol(),中时间周期设置,34,0,
MODE_EMA,PRICE_CLOSE,iBarShift(Symbol(),中时间周期设置,iTime(Symbol(),小时间周期设置,i),true));
}
//把日线的均线指标值映射到1小时图表上显示
for(int i=0;i<rates_total;i++)
{
if(iBarShift(Symbol(),中时间周期设置,iTime(Symbol(),小时间周期设置,i),true)==-1)
中周期Buffer[i]=iMA(Symbol(),中时间周期设置,34,0,
MODE_EMA,PRICE_CLOSE,iBarShift(Symbol(),中时间周期设置,iTime(Symbol(),小时间周期设置,i),true));
}
//--- return value of prev_calculated for next call
return(rates_total);
}
//+------------------------------------------------------------------+
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