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mql5/Indicators/MyIndicators/MovingAverage_Anchored_MTF_Pro.mq5
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//+------------------------------------------------------------------+
//| MovingAverage_Anchored_MTF_Pro |
//| Copyright 2026, xxxxxxxx|
//+------------------------------------------------------------------+
#property copyright "Copyright 2026, xxxxxxxx"
#property version "1.20" // Optimized for incremental calculation and pointer safety
#property description "Multi-Timeframe (MTF) Universal Anchored Moving Average."
#property description "Displays HTF Anchored MA segments cleanly directly on lower TF charts without live-bar warping or connecting line drag."
#property indicator_chart_window
#property indicator_buffers 2 // Two buffers for gapped drawing
#property indicator_plots 2
//--- Plot 1: MA Line (Odd Periods)
#property indicator_label1 "MA Anch MTF"
#property indicator_type1 DRAW_LINE
#property indicator_color1 clrDodgerBlue
#property indicator_style1 STYLE_SOLID
#property indicator_width1 2
//--- Plot 2: MA Line (Even Periods)
#property indicator_label2 "MA Anch MTF (Segment)"
#property indicator_type2 DRAW_LINE
#property indicator_color2 clrDodgerBlue
#property indicator_style2 STYLE_SOLID
#property indicator_width2 2
#include <MyIncludes\MovingAverage_Anchored_Engine.mqh>
//--- Input Parameters ---
input group "Timeframe Settings"
input ENUM_TIMEFRAMES InpUpperTimeframe = PERIOD_H1; // Target Timeframe
input group "MA Settings"
input int InpPeriod = 20; // Smoothing Period
input ENUM_MA_TYPE InpMAType = SMA; // MA Type
input ENUM_APPLIED_PRICE_HA_ALL InpSourcePrice = PRICE_CLOSE_STD; // Price Source
input group "Anchor Settings"
input ENUM_ANCHOR_PERIOD InpAnchor = ANCHOR_SESSION; // Reset Anchor Period
input string InpCustomStart = "09:00"; // Custom Session Start (HH:MM)
input string InpCustomEnd = "18:00"; // Custom Session End (HH:MM)
//--- Indicator Buffers ---
double BufferMA_Odd_MTF[];
double BufferMA_Even_MTF[];
//--- Internal HTF Data Caches
double h_res_odd[]; // HTF Odd Results cached
double h_res_even[]; // HTF Even Results cached
datetime h_time[]; // HTF Time index
double h_open[], h_high[], h_low[], h_close[]; // HTF Price Data
long h_vol[]; // HTF Volume cache array
//--- Global variables ---
CMovingAverageAnchoredCalculator *g_calculator;
bool g_is_mtf_mode = false;
ENUM_TIMEFRAMES g_calc_timeframe;
bool g_data_ready = false;
bool g_data_synced = false;
int g_htf_count = 0;
datetime g_last_htf_time = 0;
//+------------------------------------------------------------------+
//| EnsureHTFDataReady |
//+------------------------------------------------------------------+
bool EnsureHTFDataReady(const string symbol, const ENUM_TIMEFRAMES timeframe, const int required_bars)
{
ResetLastError();
if(!SymbolInfoInteger(symbol, SYMBOL_SELECT))
{
SymbolSelect(symbol, true);
}
datetime times[];
int copied = CopyTime(symbol, timeframe, 0, required_bars, times);
return (copied >= required_bars);
}
//+------------------------------------------------------------------+
//| OnInit |
//+------------------------------------------------------------------+
int OnInit()
{
g_data_ready = false;
g_data_synced = false;
g_last_htf_time = 0;
g_htf_count = 0;
//--- 1. Resolve Timeframe
g_calc_timeframe = InpUpperTimeframe;
if(g_calc_timeframe == PERIOD_CURRENT)
g_calc_timeframe = (ENUM_TIMEFRAMES)Period();
if(g_calc_timeframe < Period())
{
PrintFormat("Error: Target timeframe (%s) must be >= current timeframe (%s).",
EnumToString(g_calc_timeframe), EnumToString(Period()));
return(INIT_FAILED);
}
g_is_mtf_mode = (g_calc_timeframe > Period());
//--- 2. Setup Buffers
SetIndexBuffer(0, BufferMA_Odd_MTF, INDICATOR_DATA);
SetIndexBuffer(1, BufferMA_Even_MTF, INDICATOR_DATA);
ArraySetAsSeries(BufferMA_Odd_MTF, false);
ArraySetAsSeries(BufferMA_Even_MTF, false);
PlotIndexSetDouble(0, PLOT_EMPTY_VALUE, EMPTY_VALUE);
PlotIndexSetDouble(1, PLOT_EMPTY_VALUE, EMPTY_VALUE);
//--- 3. Initialize Calculator
if(InpSourcePrice <= PRICE_HA_CLOSE)
g_calculator = new CMovingAverageAnchoredCalculator_HA();
else
g_calculator = new CMovingAverageAnchoredCalculator();
if(CheckPointer(g_calculator) == POINTER_INVALID ||
!g_calculator.Init(InpPeriod, InpMAType, InpAnchor, InpCustomStart, InpCustomEnd))
{
Print("Failed to initialize Moving Average Anchored Calculator object.");
return(INIT_FAILED);
}
//--- 4. Set Shortname
string type = (InpSourcePrice <= PRICE_HA_CLOSE) ? " HA" : "";
string tf_str = g_is_mtf_mode ? (" " + EnumToString(g_calc_timeframe)) : "";
string ma_name = EnumToString(InpMAType);
StringToUpper(ma_name);
string anchor_name = EnumToString(InpAnchor);
IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("MA Anch%s%s(%s,%s,%d)", type, tf_str, ma_name, StringSubstr(anchor_name, 7), InpPeriod));
IndicatorSetInteger(INDICATOR_DIGITS, _Digits);
// Draw begin logic
int draw_begin = InpPeriod;
if(g_is_mtf_mode)
draw_begin = 0;
PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, draw_begin);
PlotIndexSetInteger(1, PLOT_DRAW_BEGIN, draw_begin);
//--- Initialize 1-second timer for weekend/async chart refreshes (Only if MTF mode is active)
if(g_is_mtf_mode)
EventSetTimer(1);
return(INIT_SUCCEEDED);
}
//+------------------------------------------------------------------+
//| OnDeinit |
//+------------------------------------------------------------------+
void OnDeinit(const int reason)
{
EventKillTimer();
if(CheckPointer(g_calculator) != POINTER_INVALID)
delete g_calculator;
}
//+------------------------------------------------------------------+
//| OnCalculate |
//+------------------------------------------------------------------+
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(rates_total < 2)
return(0);
if(CheckPointer(g_calculator) == POINTER_INVALID)
return(0);
ENUM_APPLIED_PRICE price_type = (InpSourcePrice <= PRICE_HA_CLOSE) ?
(ENUM_APPLIED_PRICE)(-(int)InpSourcePrice) :
(ENUM_APPLIED_PRICE)InpSourcePrice;
//--- Force standard chronological indexing for state-safety
ArraySetAsSeries(time, false);
ArraySetAsSeries(open, false);
ArraySetAsSeries(high, false);
ArraySetAsSeries(low, false);
ArraySetAsSeries(close, false);
//================================================================
// MODE 1: Current Timeframe (Standard)
//================================================================
if(!g_is_mtf_mode)
{
// Determine best volume array (Use Real Volume if available, otherwise fallback to Tick Volume)
long volume_limit = (long)SymbolInfoDouble(_Symbol, SYMBOL_VOLUME_LIMIT);
if(volume_limit > 0)
g_calculator.Calculate(rates_total, prev_calculated, price_type, time, open, high, low, close, volume, BufferMA_Odd_MTF, BufferMA_Even_MTF);
else
g_calculator.Calculate(rates_total, prev_calculated, price_type, time, open, high, low, close, tick_volume, BufferMA_Odd_MTF, BufferMA_Even_MTF);
return(rates_total);
}
//================================================================
// MODE 2: Multi-Timeframe (MTF Engine)
//================================================================
//--- Ensure target timeframe history is ready
int required_bars = InpPeriod + 10;
if(!EnsureHTFDataReady(_Symbol, g_calc_timeframe, required_bars))
{
g_data_synced = false;
return 0; // Wait for next tick to let history load
}
g_data_synced = true;
//--- Determine best volume array (Use Real Volume if available, otherwise fallback to Tick Volume)
long volume_limit = (long)SymbolInfoDouble(_Symbol, SYMBOL_VOLUME_LIMIT);
//--- 1. Check if a new HTF bar has formed
datetime htf_time_current = iTime(_Symbol, g_calc_timeframe, 0);
bool htf_updated = (htf_time_current != g_last_htf_time);
if(htf_updated || prev_calculated == 0)
{
g_last_htf_time = htf_time_current;
int htf_bars = iBars(_Symbol, g_calc_timeframe);
if(htf_bars < required_bars)
{
g_data_ready = false;
return 0;
}
g_htf_count = MathMin(htf_bars, 3000);
ArrayResize(h_time, g_htf_count);
ArrayResize(h_open, g_htf_count);
ArrayResize(h_high, g_htf_count);
ArrayResize(h_low, g_htf_count);
ArrayResize(h_close, g_htf_count);
ArrayResize(h_vol, g_htf_count);
ArrayResize(h_res_odd, g_htf_count);
ArrayResize(h_res_even, g_htf_count);
if(CopyTime(_Symbol, g_calc_timeframe, 0, g_htf_count, h_time) != g_htf_count ||
CopyOpen(_Symbol, g_calc_timeframe, 0, g_htf_count, h_open) != g_htf_count ||
CopyHigh(_Symbol, g_calc_timeframe, 0, g_htf_count, h_high) != g_htf_count ||
CopyLow(_Symbol, g_calc_timeframe, 0, g_htf_count, h_low) != g_htf_count ||
CopyClose(_Symbol, g_calc_timeframe, 0, g_htf_count, h_close) != g_htf_count)
{
g_data_ready = false;
return 0;
}
// High-Performance dynamic volume routing on the HTF Timeline
int copied_vol = 0;
if(volume_limit > 0)
copied_vol = CopyRealVolume(_Symbol, g_calc_timeframe, 0, g_htf_count, h_vol);
else
copied_vol = CopyTickVolume(_Symbol, g_calc_timeframe, 0, g_htf_count, h_vol);
if(copied_vol != g_htf_count)
{
g_data_ready = false;
return 0;
}
// Force chronological array alignment for calculations
ArraySetAsSeries(h_time, false);
ArraySetAsSeries(h_open, false);
ArraySetAsSeries(h_high, false);
ArraySetAsSeries(h_low, false);
ArraySetAsSeries(h_close, false);
ArraySetAsSeries(h_vol, false);
//--- Calculate Anchored MA on HTF (Closed bars and forming bar initialized)
g_calculator.Calculate(g_htf_count, 0, price_type, h_time, h_open, h_high, h_low, h_close, h_vol, h_res_odd, h_res_even);
g_data_ready = true;
}
if(!g_data_ready)
return 0;
//--- 2. Live Update for the Current Forming HTF Bar (Index: g_htf_count - 1) on every tick!
int live_idx = g_htf_count - 1;
if(live_idx >= InpPeriod)
{
double o[1], h[1], l[1], c[1];
datetime t[1];
long vol[1];
int shift = iBarShift(_Symbol, g_calc_timeframe, htf_time_current, false);
if(shift >= 0 &&
CopyTime(_Symbol, g_calc_timeframe, shift, 1, t) == 1 &&
CopyOpen(_Symbol, g_calc_timeframe, shift, 1, o) == 1 &&
CopyHigh(_Symbol, g_calc_timeframe, shift, 1, h) == 1 &&
CopyLow(_Symbol, g_calc_timeframe, shift, 1, l) == 1 &&
CopyClose(_Symbol, g_calc_timeframe, shift, 1, c) == 1)
{
h_time[live_idx] = t[0];
h_open[live_idx] = o[0];
h_high[live_idx] = h[0];
h_low[live_idx] = l[0];
h_close[live_idx] = c[0];
// Copy live volume dynamically
int copied = 0;
if(volume_limit > 0)
copied = CopyRealVolume(_Symbol, g_calc_timeframe, shift, 1, vol);
else
copied = CopyTickVolume(_Symbol, g_calc_timeframe, shift, 1, vol);
if(copied == 1)
{
h_vol[live_idx] = vol[0];
}
// Incremental recalculation on the live HTF index in O(1)
g_calculator.Calculate(g_htf_count, g_htf_count, price_type, h_time, h_open, h_high, h_low, h_close, h_vol, h_res_odd, h_res_even);
}
}
//--- 3. Dynamically adjust 'start' to the beginning of the current forming HTF bar
//--- This forces the entire forming LTF step block to remain perfectly flat, updating on every tick!
int start = (prev_calculated > 0) ? prev_calculated - 1 : 0;
int first_bar_of_forming_htf = rates_total - 1;
while(first_bar_of_forming_htf > 0 &&
iBarShift(_Symbol, g_calc_timeframe, time[first_bar_of_forming_htf], false) == 0)
{
first_bar_of_forming_htf--;
}
first_bar_of_forming_htf++; // This is the start of the forming step on lower TF chart
if(start > first_bar_of_forming_htf)
start = first_bar_of_forming_htf;
//--- 4. Incremental Mapping of HTF results to Current Chart Timeframe (O(1) per tick)
for(int i = start; i < rates_total; i++)
{
datetime t_val = time[i];
int shift_htf = iBarShift(_Symbol, g_calc_timeframe, t_val, false);
if(shift_htf >= 0)
{
int idx_htf = g_htf_count - 1 - shift_htf;
if(idx_htf >= 0 && idx_htf < g_htf_count)
{
BufferMA_Odd_MTF[i] = h_res_odd[idx_htf];
BufferMA_Even_MTF[i] = h_res_even[idx_htf];
}
else
{
BufferMA_Odd_MTF[i] = EMPTY_VALUE;
BufferMA_Even_MTF[i] = EMPTY_VALUE;
}
}
else
{
BufferMA_Odd_MTF[i] = EMPTY_VALUE;
BufferMA_Even_MTF[i] = EMPTY_VALUE;
}
}
return(rates_total);
}
//+------------------------------------------------------------------+
//| OnTimer |
//| Handles loading checks and force-redraws |
//+------------------------------------------------------------------+
void OnTimer()
{
if(!g_data_synced)
{
int required_bars = InpPeriod + 5;
if(EnsureHTFDataReady(_Symbol, g_calc_timeframe, required_bars))
{
g_data_synced = true;
ChartRedraw(); // Force MT5 to invoke OnCalculate
}
}
}
//+------------------------------------------------------------------+
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