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refactor: Added optional signal line

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This commit is contained in:
Toh4iem9
2025-11-23 00:17:40 +01:00
parent 1b40787f6f
commit af11a19c65
1 changed files with 51 additions and 40 deletions
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Indicators/MyIndicators/Authors/Ehlers/2_Oscillators/Laguerre_RSI_Pro.mq5
+51 -40
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@@ -5,22 +5,31 @@
//+------------------------------------------------------------------+
#property copyright "Copyright 2025, xxxxxxxx"
#property link ""
#property version "1.10" // Added value clamping for strict 0-100 range
#property description "John Ehlers' Laguerre RSI with selectable price source (Standard/Heikin Ashi)."
#property version "1.21" // Changed to Display Mode enum
#property description "John Ehlers' Laguerre RSI with an optional signal line."
//--- Indicator Window and Plot Properties ---
#property indicator_separate_window
#property indicator_buffers 1
#property indicator_plots 1
#property indicator_buffers 2
#property indicator_plots 2
//--- Plot 1: Laguerre RSI Line
#property indicator_label1 "Laguerre RSI"
#property indicator_type1 DRAW_LINE
#property indicator_color1 clrDodgerBlue
#property indicator_style1 STYLE_SOLID
#property indicator_width1 1
#property indicator_label1 "Laguerre RSI"
//--- Scale and Level Properties (scaled to 0-100) ---
#property indicator_minimum 0 // CORRECTED: Back to standard 0
#property indicator_maximum 100 // CORRECTED: Back to standard 100
//--- Plot 2: Signal Line
#property indicator_label2 "Signal"
#property indicator_type2 DRAW_LINE
#property indicator_color2 clrOrangeRed
#property indicator_style2 STYLE_DOT
#property indicator_width2 1
//--- Scale and Level Properties ---
#property indicator_minimum 0
#property indicator_maximum 100
#property indicator_level1 10.0
#property indicator_level2 20.0
#property indicator_level3 50.0
@@ -29,76 +38,78 @@
#property indicator_levelcolor clrGray
#property indicator_levelstyle STYLE_DOT
//--- Include the calculator engine ---
#include <MyIncludes\Laguerre_RSI_Calculator.mqh>
//--- NEW: Enum for Display Mode ---
enum ENUM_LRSI_DISPLAY_MODE
{
DISPLAY_LRSI_ONLY,
DISPLAY_LRSI_AND_SIGNAL
};
//--- Input Parameters ---
input double InpGamma = 0.2; // Laguerre filter coefficient (0 to 1)
input group "Laguerre RSI Settings"
input double InpGamma = 0.5;
input ENUM_APPLIED_PRICE_HA_ALL InpSourcePrice = PRICE_CLOSE_STD;
//--- Indicator Buffers ---
double BufferLRSI[];
input group "Signal Line Settings"
input ENUM_LRSI_DISPLAY_MODE InpDisplayMode = DISPLAY_LRSI_AND_SIGNAL;
input int InpSignalPeriod = 3;
input ENUM_MA_TYPE InpSignalMAType = EMA;
//--- Global calculator object (as a base class pointer) ---
//--- Indicator Buffers ---
double BufferLRSI[], BufferSignal[];
//--- Global calculator object ---
CLaguerreRSICalculator *g_calculator;
//+------------------------------------------------------------------+
//| Custom indicator initialization function. |
//+------------------------------------------------------------------+
int OnInit()
{
SetIndexBuffer(0, BufferLRSI, INDICATOR_DATA);
ArraySetAsSeries(BufferLRSI, false);
SetIndexBuffer(0, BufferLRSI, INDICATOR_DATA);
SetIndexBuffer(1, BufferSignal, INDICATOR_DATA);
ArraySetAsSeries(BufferLRSI, false);
ArraySetAsSeries(BufferSignal, false);
PlotIndexSetDouble(1, PLOT_EMPTY_VALUE, EMPTY_VALUE);
if(InpSourcePrice <= PRICE_HA_CLOSE)
{
g_calculator = new CLaguerreRSICalculator_HA();
IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("Laguerre RSI HA(%.2f)", InpGamma));
}
else
{
g_calculator = new CLaguerreRSICalculator();
IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("Laguerre RSI(%.2f)", InpGamma));
}
if(CheckPointer(g_calculator) == POINTER_INVALID || !g_calculator.Init(InpGamma))
if(CheckPointer(g_calculator) == POINTER_INVALID || !g_calculator.Init(InpGamma, InpSignalPeriod, InpSignalMAType))
{
Print("Failed to create or initialize Laguerre RSI Calculator object.");
return(INIT_FAILED);
}
IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("Laguerre RSI%s(%.2f)", (InpSourcePrice <= PRICE_HA_CLOSE ? " HA" : ""), InpGamma));
PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, 2);
PlotIndexSetInteger(1, PLOT_DRAW_BEGIN, 2 + InpSignalPeriod - 1);
IndicatorSetInteger(INDICATOR_DIGITS, 2);
return(INIT_SUCCEEDED);
}
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function. |
//+------------------------------------------------------------------+
void OnDeinit(const int reason)
{
if(CheckPointer(g_calculator) != POINTER_INVALID)
delete g_calculator;
}
void OnDeinit(const int reason) { if(CheckPointer(g_calculator) != POINTER_INVALID) delete g_calculator; }
//+------------------------------------------------------------------+
//| Custom indicator calculation function. |
//+------------------------------------------------------------------+
int OnCalculate(const int rates_total, const int, const datetime&[], const double &open[], const double &high[], const double &low[], const double &close[], const long&[], const long&[], const int&[])
{
if(CheckPointer(g_calculator) == POINTER_INVALID)
return 0;
ENUM_APPLIED_PRICE price_type;
if(InpSourcePrice <= PRICE_HA_CLOSE)
price_type = (ENUM_APPLIED_PRICE)(-(int)InpSourcePrice);
else
price_type = (ENUM_APPLIED_PRICE)InpSourcePrice;
ENUM_APPLIED_PRICE price_type = (InpSourcePrice <= PRICE_HA_CLOSE) ? (ENUM_APPLIED_PRICE)(-(int)InpSourcePrice) : (ENUM_APPLIED_PRICE)InpSourcePrice;
g_calculator.Calculate(rates_total, price_type, open, high, low, close, BufferLRSI, BufferSignal);
g_calculator.Calculate(rates_total, price_type, open, high, low, close, BufferLRSI);
//--- UPDATED: Use the new display mode logic ---
if(InpDisplayMode == DISPLAY_LRSI_ONLY)
{
for(int i=0; i<rates_total; i++)
BufferSignal[i] = EMPTY_VALUE;
}
return(rates_total);
}
//+------------------------------------------------------------------+
//+------------------------------------------------------------------+