大家好！今天我们来聊聊MT4平台上的MACD蜡烛指标，这个工具可以帮你更好地理解市场趋势，尤其是在MACD指标的零轴之上和之下的表现。
指标功能：
这个指标会在MACD值高于或低于零（0）时，显示不同颜色的蜡烛柱，让你一眼就能看出市场的走势。通过这种视觉化的方式，你可以更快地做出交易决策。
可配置参数：
- MACD水平
- 邮件提醒
- 声音提醒
- 推送通知
接下来，我们来看一下如何在MT4中设置这个指标：
#property copyright "MACD Above Below Zero Color Bars"
#property copyright "ckart1.simplesite.com"
#property copyright "Copyright 2015, MetaQuotes Software Corp."
#property link "https://www.mql5.com"
#property version "1.00"
#property strict
#include <stdlib.mqh>
#include <stderror.mqh>
//--- 指标设置
#property indicator_chart_window
#property indicator_buffers 8
#property indicator_type1 DRAW_HISTOGRAM
#property indicator_style1 STYLE_SOLID
#property indicator_width1 3
#property indicator_color1 0xFF2600
#property indicator_label1 "MACD Above Zero"
#property indicator_type2 DRAW_HISTOGRAM
#property indicator_style2 STYLE_SOLID
#property indicator_width2 3
#property indicator_color2 0xFF0303
#property indicator_label2 "MACD Above Zero"
#property indicator_type3 DRAW_HISTOGRAM
#property indicator_style3 STYLE_SOLID
#property indicator_width3 1
#property indicator_color3 0xFF0033
#property indicator_label3 "MACD Above Zero"
#property indicator_type4 DRAW_HISTOGRAM
#property indicator_style4 STYLE_SOLID
#property indicator_width4 1
#property indicator_color4 0xFF0059
#property indicator_label4 "MACD Above Zero"
#property indicator_type5 DRAW_HISTOGRAM
#property indicator_style5 STYLE_SOLID
#property indicator_width5 3
#property indicator_color5 0x0000FF
#property indicator_label5 "MACD Below Zero"
#property indicator_type6 DRAW_HISTOGRAM
#property indicator_style6 STYLE_SOLID
#property indicator_width6 3
#property indicator_color6 0x0000FF
#property indicator_label6 "MACD Below Zero"
#property indicator_type7 DRAW_HISTOGRAM
#property indicator_style7 STYLE_SOLID
#property indicator_width7 1
#property indicator_color7 0x0000FF
#property indicator_label7 "MACD Below Zero"
#property indicator_type8 DRAW_HISTOGRAM
#property indicator_style8 STYLE_SOLID
#property indicator_width8 1
#property indicator_color8 0x0000FF
#property indicator_label8 "MACD Below Zero"
//--- 指标缓冲区
double Buffer1[];
double Buffer2[];
double Buffer3[];
double Buffer4[];
double Buffer5[];
double Buffer6[];
double Buffer7[];
double Buffer8[];
extern int Fast_EMA = 12;
extern int Slow_EMA2 = 26;
extern int MACD_SMA3 = 9;
datetime time_alert; //发送提醒时使用
extern bool Send_Email = false;
extern bool Audible_Alerts = true;
extern bool Push_Notifications = false;
double myPoint; //在OnInit中初始化
void myAlert(string type, string message) {
if(type == "print")
Print(message);
else if(type == "error") {
Print(type+" | MACD Above Below Zero @ "+Symbol()+", "+Period()+" | "+message);
}
else if(type == "order") {
}
else if(type == "modify") {
}
else if(type == "indicator") {
Print(type+" | MACD Above Below Zero @ "+Symbol()+", "+Period()+" | "+message);
if(Audible_Alerts) Alert(type+" | MACD Above Below Zero @ "+Symbol()+", "+Period()+" | "+message);
if(Send_Email) SendMail("MACD Above Below Bars", type+" | Gann Arrow @ "+Symbol()+", "+Period()+" | "+message);
if(Push_Notifications) SendNotification(type+" | MACD Above Below Zero @ "+Symbol()+", "+Period()+" | "+message);
}
}
//+------------------------------------------------------------------+
//| 自定义指标初始化函数 |
//+------------------------------------------------------------------+
int OnInit() {
IndicatorBuffers(8);
SetIndexBuffer(0, Buffer1);
SetIndexEmptyValue(0, 0);
SetIndexBuffer(1, Buffer2);
SetIndexEmptyValue(1, 0);
SetIndexBuffer(2, Buffer3);
SetIndexEmptyValue(2, 0);
SetIndexBuffer(3, Buffer4);
SetIndexEmptyValue(3, 0);
SetIndexBuffer(4, Buffer5);
SetIndexEmptyValue(4, 0);
SetIndexBuffer(5, Buffer6);
SetIndexEmptyValue(5, 0);
SetIndexBuffer(6, Buffer7);
SetIndexEmptyValue(6, 0);
SetIndexBuffer(7, Buffer8);
SetIndexEmptyValue(7, 0);
//初始化myPoint
myPoint = Point();
if(Digits() == 5 || Digits() == 3) {
myPoint *= 10;
}
return(INIT_SUCCEEDED);
}
//+------------------------------------------------------------------+
//| 自定义指标迭代函数 |
//+------------------------------------------------------------------+
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;
//--- 从0到rates_total计数
ArraySetAsSeries(Buffer1, true);
ArraySetAsSeries(Buffer2, true);
ArraySetAsSeries(Buffer3, true);
ArraySetAsSeries(Buffer4, true);
ArraySetAsSeries(Buffer5, true);
ArraySetAsSeries(Buffer6, true);
ArraySetAsSeries(Buffer7, true);
ArraySetAsSeries(Buffer8, true);
//--- 初始化零
if(prev_calculated < 1) {
ArrayInitialize(Buffer1, 0);
ArrayInitialize(Buffer2, 0);
ArrayInitialize(Buffer3, 0);
ArrayInitialize(Buffer4, 0);
ArrayInitialize(Buffer5, 0);
ArrayInitialize(Buffer6, 0);
ArrayInitialize(Buffer7, 0);
ArrayInitialize(Buffer8, 0);
}
else
limit++;
//--- 主循环
for(int i = limit-1; i >= 0; i--) {
if (i >= MathMin(1000-1, rates_total-1-50)) continue; //省略一些旧的价格以防止"数组越界"或慢速计算
//指标缓冲区1
if(iMACD(NULL, PERIOD_CURRENT, Fast_EMA, Slow_EMA2, MACD_SMA3, PRICE_CLOSE, MODE_MAIN, i) > 0) {
Buffer1[i] = Open[i]; //在蜡烛开盘时设置指标值
if(i == 0 && Time[0] != time_alert) { myAlert("indicator", "MACD Above Above Zero"); time_alert = Time[0]; } //即时提醒，每根蜡烛只触发一次
}
else {
Buffer1[i] = 0;
}
//指标缓冲区2
if(iMACD(NULL, PERIOD_CURRENT, Fast_EMA, Slow_EMA2, MACD_SMA3, PRICE_CLOSE, MODE_MAIN, i) > 0) {
Buffer2[i] = Close[i]; //在蜡烛收盘时设置指标值
if(i == 0 && Time[0] != time_alert) { myAlert("indicator", "MACD Above Above Zero"); time_alert = Time[0]; }
}
else {
Buffer2[i] = 0;
}
//指标缓冲区3
if(iMACD(NULL, PERIOD_CURRENT, Fast_EMA, Slow_EMA2, MACD_SMA3, PRICE_CLOSE, MODE_MAIN, i) > 0) {
Buffer3[i] = High[i]; //在蜡烛最高点设置指标值
if(i == 0 && Time[0] != time_alert) { myAlert("indicator", "MACD Above Above Zero"); time_alert = Time[0]; }
}
else {
Buffer3[i] = 0;
}
//指标缓冲区4
if(iMACD(NULL, PERIOD_CURRENT, Fast_EMA, Slow_EMA2, MACD_SMA3, PRICE_CLOSE, MODE_MAIN, i) > 0) {
Buffer4[i] = Low[i]; //在蜡烛最低点设置指标值
if(i == 0 && Time[0] != time_alert) { myAlert("indicator", "MACD Above Above Zero"); time_alert = Time[0]; }
}
else {
Buffer4[i] = 0;
}
//指标缓冲区5
if(iMACD(NULL, PERIOD_CURRENT, Fast_EMA, Slow_EMA2, MACD_SMA3, PRICE_CLOSE, MODE_MAIN, i) < 0) {
Buffer5[i] = Open[i];
if(i == 0 && Time[0] != time_alert) { myAlert("indicator", "MACD Above Below Zero"); time_alert = Time[0]; }
}
else {
Buffer5[i] = 0;
}
//指标缓冲区6
if(iMACD(NULL, PERIOD_CURRENT, Fast_EMA, Slow_EMA2, MACD_SMA3, PRICE_CLOSE, MODE_MAIN, i) < 0) {
Buffer6[i] = Close[i];
if(i == 0 && Time[0] != time_alert) { myAlert("indicator", "MACD Above Below Zero"); time_alert = Time[0]; }
}
else {
Buffer6[i] = 0;
}
//指标缓冲区7
if(iMACD(NULL, PERIOD_CURRENT, Fast_EMA, Slow_EMA2, MACD_SMA3, PRICE_CLOSE, MODE_MAIN, i) < 0) {
Buffer7[i] = High[i];
if(i == 0 && Time[0] != time_alert) { myAlert("indicator", "MACD Above Below Zero"); time_alert = Time[0]; }
}
else {
Buffer7[i] = 0;
}
//指标缓冲区8
if(iMACD(NULL, PERIOD_CURRENT, Fast_EMA, Slow_EMA2, MACD_SMA3, PRICE_CLOSE, MODE_MAIN, i) < 0) {
Buffer8[i] = Low[i];
if(i == 0 && Time[0] != time_alert) { myAlert("indicator", "MACD Above Below Zero"); time_alert = Time[0]; }
}
else {
Buffer8[i] = 0;
}
}
return(rates_total);
}
//+------------------------------------------------------------------+