refactor: Heikin Ashi logic

This commit is contained in:
Toh4iem9
2025-10-20 14:58:13 +02:00
parent ac60816326
commit 62fe2762b9
@@ -27,10 +27,13 @@ protected:
double m_src_high[], m_src_low[], m_src_price[];
bool IsTimeInSession(const MqlDateTime &dt);
// RE-INTRODUCED: Made virtual to allow overriding for Heikin Ashi
virtual bool PrepareSourceData(int rates_total, const double &open[], const double &high[], const double &low[], const double &close[], ENUM_APPLIED_PRICE price_type);
void DrawSession(int start_bar, int end_bar, long session_id, const datetime &time[]);
public:
CSessionAnalyzer(void) {};
virtual ~CSessionAnalyzer(void) {};
void Init(bool enabled, string start_time, string end_time, color box_color, bool fill_box, bool show_mean, bool show_linreg, string prefix);
void Update(const int rates_total, const datetime &time[], const double &open[], const double &high[], const double &low[], const double &close[], ENUM_APPLIED_PRICE price_type);
void Cleanup(void);
@@ -79,10 +82,12 @@ void CSessionAnalyzer::Cleanup(void)
}
//+------------------------------------------------------------------+
// CORRECTED: Update method signature is simplified
void CSessionAnalyzer::Update(const int rates_total, const datetime &time[], const double &open[], const double &high[], const double &low[], const double &close[], ENUM_APPLIED_PRICE price_type)
{
if(!m_enabled || rates_total < 2)
return;
// The price_type is now passed directly to PrepareSourceData
if(!PrepareSourceData(rates_total, open, high, low, close, price_type))
return;
@@ -206,7 +211,7 @@ void CSessionAnalyzer::DrawSession(int start_bar, int end_bar, long session_id,
}
}
//+------------------------------------------------------------------+
// Base implementation for standard prices
bool CSessionAnalyzer::PrepareSourceData(int rates_total, const double &open[], const double &high[], const double &low[], const double &close[], ENUM_APPLIED_PRICE price_type)
{
ArrayResize(m_src_high, rates_total);
@@ -244,6 +249,10 @@ bool CSessionAnalyzer::PrepareSourceData(int rates_total, const double &open[],
return true;
}
//+==================================================================+
//| |
//| CLASS 2: CSessionAnalyzer_HA (Heikin Ashi) - RE-INTRODUCED |
//| |
//+==================================================================+
class CSessionAnalyzer_HA : public CSessionAnalyzer
{
@@ -252,6 +261,9 @@ private:
protected:
virtual bool PrepareSourceData(int rates_total, const double &open[], const double &high[], const double &low[], const double &close[], ENUM_APPLIED_PRICE price_type) override;
};
//+------------------------------------------------------------------+
//| CSessionAnalyzer_HA: Prepares the HA source data. |
//+------------------------------------------------------------------+
bool CSessionAnalyzer_HA::PrepareSourceData(int rates_total, const double &open[], const double &high[], const double &low[], const double &close[], ENUM_APPLIED_PRICE price_type)
{
@@ -261,8 +273,12 @@ bool CSessionAnalyzer_HA::PrepareSourceData(int rates_total, const double &open[
ArrayResize(ha_low, rates_total);
ArrayResize(ha_close, rates_total);
m_ha_calculator.Calculate(rates_total, open, high, low, close, ha_open, ha_high, ha_low, ha_close);
// Prepare High and Low for the box drawing from HA candles
ArrayCopy(m_src_high, ha_high, 0, 0, rates_total);
ArrayCopy(m_src_low, ha_low, 0, 0, rates_total);
// Prepare the source price for Mean/LinReg from HA candles
ArrayResize(m_src_price, rates_total);
switch(price_type)
{