add support for dynamic volume calculation in ea ...

2024-08-10 16:25:34 +03:30
parent 0aafd0b14e
commit b76565f0b9
2 changed files with 115 additions and 6 deletions
@@ -3285,6 +3285,51 @@ public:
        return result;
    }

+    //
+    // Prepare Dynamic Volume ...
+    double GetDynamicVolume(
+        string _symbol,
+        double _balanceFactor,
+        double _volumeStep //
+    )
+    {
+        //
+        double result = 0;
+
+        //
+        // Validate Inputs ...
+        if (!IsValid(_symbol) ||
+            _volumeStep <= 0 ||
+            _balanceFactor <= 0)
+        {
+            return result;
+        }
+
+        //
+        // Retrieve Account Balance ...
+        double balance = mAccount.GetBalance();
+
+        //
+        double bStep = balance / _balanceFactor;
+        bStep = MathFloor(bStep);
+        if (bStep == 0)
+        {
+            bStep = 1;
+        }
+
+        //
+        result = bStep * _volumeStep;
+
+        //
+        result = NormalizeVolume(
+            result,
+            _symbol //
+        );
+
+        //
+        return result;
+    }
+
    //
    // Protected ...
 protected:
@@ -4939,6 +4984,39 @@ public:
        GetMaxDrawdown();
    }

+    //
+    void UpdateSignal(XSignal &signal)
+    {
+        //
+        if (!signal.IsValid())
+        {
+            return;
+        }
+
+        //
+        int count = Count();
+        if (!IsValidSize(count))
+        {
+            return;
+        }
+
+        //
+        for (int i = 0; i < count; i++)
+        {
+            //
+            bool isOwn = mData[i].IsOwn(
+                signal.symbol,
+                signal.provider,
+                signal.period,
+                ToPositionType(signal.type) //
+            );
+            if (isOwn)
+            {
+                mData[i].Fill(signal);
+            }
+        }
+    }
+
    //
    // Do all Protections ...
    void HandleProtection()
@@ -5810,7 +5888,7 @@ protected:
    bool mSaveConditions; // Save SL Conditions

    //
-    XSymbolSessionParser mSymbolSession; // Check Symbol Session 
+    XSymbolSessionParser mSymbolSession; // Check Symbol Session

    //
    bool mAllowLong;                         // Allow Long/Buy Trade Type