EMA MACD indi最新版

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//| Indicator: EMA MACD indi.mq4 |
//| Created with EABuilder.com |
//| https://www.eabuilder.com |
//+——————————————————————+
#property copyright “Created with EABuilder.com”
#property link “https://www.eabuilder.com”
#property version “1.00”
#property description “”

#include <stdlib.mqh>
#include <stderror.mqh>

//— indicator settings
#property indicator_chart_window
#property indicator_buffers 2

#property indicator_type1 DRAW_ARROW
#property indicator_width1 1
#property indicator_color1 0xFFAA00
#property indicator_label1 “Buy”

#property indicator_type2 DRAW_ARROW
#property indicator_width2 1
#property indicator_color2 0x0000FF
#property indicator_label2 “Sell”

//— indicator buffers
double Buffer1[];
double Buffer2[];

datetime time_alert; //used when sending alert
extern bool Audible_Alerts = true;
extern bool Push_Notifications = true;
double myPoint; //initialized in OnInit

void myAlert(string type, string message)
{
if(type == “print”)
Print(message);
else if(type == “error”)
{
Print(type+” | EMA MACD indi @ “+Symbol()+”,”+IntegerToString(Period())+” | “+message);
}
else if(type == “order”)
{
}
else if(type == “modify”)
{
}
else if(type == “indicator”)
{
Print(type+” | EMA MACD indi @ “+Symbol()+”,”+IntegerToString(Period())+” | “+message);
if(Audible_Alerts) Alert(type+” | EMA MACD indi @ “+Symbol()+”,”+IntegerToString(Period())+” | “+message);
if(Push_Notifications) SendNotification(type+” | EMA MACD indi @ “+Symbol()+”,”+IntegerToString(Period())+” | “+message);
}
}

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//| Custom indicator initialization function |
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int OnInit()
{
IndicatorBuffers(2);
SetIndexBuffer(0, Buffer1);
SetIndexEmptyValue(0, EMPTY_VALUE);
SetIndexArrow(0, 241);
SetIndexBuffer(1, Buffer2);
SetIndexEmptyValue(1, EMPTY_VALUE);
SetIndexArrow(1, 242);
//initialize myPoint
myPoint = Point();
if(Digits() == 5 || Digits() == 3)
{
myPoint *= 10;
}
return(INIT_SUCCEEDED);
}

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//| Custom indicator iteration function |
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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[])
{
int limit = rates_total – prev_calculated;
//— counting from 0 to rates_total
ArraySetAsSeries(Buffer1, true);
ArraySetAsSeries(Buffer2, true);
//— initial zero
if(prev_calculated < 1)
{
ArrayInitialize(Buffer1, 0);
ArrayInitialize(Buffer2, 0);
}
else
limit++;

//— main loop
for(int i = limit-1; i >= 0; i–)
{
if (i >= MathMin(5000-1, rates_total-1-50)) continue; //omit some old rates to prevent “Array out of range” or slow calculation

//Indicator Buffer 1
if(iMACD(NULL, PERIOD_CURRENT, 10, 20, 7, PRICE_CLOSE, MODE_MAIN, i) > 0
&& iMACD(NULL, PERIOD_CURRENT, 10, 20, 7, PRICE_CLOSE, MODE_MAIN, i+1) < 0 //MACD crosses above fixed value
&& Close[i] > iMA(NULL, PERIOD_CURRENT, 13, 0, MODE_EMA, PRICE_CLOSE, i) //Candlestick Close > Moving Average
)
{
Buffer1[i] = Low[i] – iATR(NULL, PERIOD_CURRENT, 14, i); //Set indicator value at Candlestick Low – Average True Range
if(i == 1 && Time[1] != time_alert) myAlert(“indicator”, “Buy”); //Alert on next bar open
time_alert = Time[1];
}
else
{
Buffer1[i] = EMPTY_VALUE;
}
//Indicator Buffer 2
if(iMACD(NULL, PERIOD_CURRENT, 10, 20, 7, PRICE_CLOSE, MODE_MAIN, i) < 0
&& iMACD(NULL, PERIOD_CURRENT, 10, 20, 7, PRICE_CLOSE, MODE_MAIN, i+1) > 0 //MACD crosses below fixed value
&& Close[i] < iMA(NULL, PERIOD_CURRENT, 13, 0, MODE_EMA, PRICE_CLOSE, i) //Candlestick Close < Moving Average
)
{
Buffer2[i] = High[i] + iATR(NULL, PERIOD_CURRENT, 14, i); //Set indicator value at Candlestick High + Average True Range
if(i == 1 && Time[1] != time_alert) myAlert(“indicator”, “Sell”); //Alert on next bar open
time_alert = Time[1];
}
else
{
Buffer2[i] = EMPTY_VALUE;
}
}
return(rates_total);
}
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