last ...

2025-05-19 15:13:49 +03:30
parent ebc437a2f2
commit 8451bcdd6e
5 changed files with 2794 additions and 200 deletions
@@ -2040,6 +2040,234 @@ class XCBarAnalyser : public XCBase
        return result;
    }

+    bool IsTrigger(
+        XOHCL &bar,
+        XBoxZone &box,
+        bool forceFVGBarType = false,
+        bool forceOBTwoBar = false, //
+        int loopback = 5            //
+    )
+    {
+        //
+        bool result = false;
+
+        //
+        // Normalize Args ...
+        box.Clean();
+        loopback = NormalizeInt(loopback, 5);
+
+        //
+        // Validate Args ...
+        result = bar.IsValid();
+        if (!result)
+        {
+            return result;
+        }
+
+        //
+        XOHCL pBar; // Previous of Provided Bar ...
+        XOHCL iBar;
+        XOHCL iPBar;
+        int barIndex;
+        int pBarIndex;
+
+        //
+        result = bar.GetPreviousBar(pBar);
+        if (!result)
+        {
+            //
+            box.Clean();
+            pBar.Clean();
+            iBar.Clean();
+            iPBar.Clean();
+
+            //
+            return result;
+        }
+
+        //
+        barIndex = bar.Index();
+        pBarIndex = pBar.Index();
+
+        //
+        // Loopback to Find a Block ...
+        for (int i = pBarIndex; i < pBarIndex + loopback; i++)
+        {
+            //
+            // Inital IBar ...
+            result = iBar.Init(
+                bar.symbol,
+                bar.period,
+                i //
+            );
+            if (!result)
+            {
+                break;
+            }
+
+            //
+            // Detect Block ...
+            result = IsOB(
+                iBar,
+                box,
+                forceFVGBarType,
+                forceOBTwoBar //
+            );
+            if (result)
+            {
+                break;
+            }
+
+            //
+            iBar.Clean();
+        }
+        iBar.Clean();
+
+        //
+        // Validate Block Detected ...
+        result = box.IsValid();
+        if (!result)
+        {
+            //
+            box.Clean();
+            pBar.Clean();
+            iBar.Clean();
+            iPBar.Clean();
+
+            //
+            return result;
+        }
+
+        //
+        int toIDX = box.ToIndex();
+        int fromIDX = box.FromIndex();
+        bool isBullish = box.IsBullish();
+        bool isBearish = box.IsBearish();
+
+        //
+        // Detect Swing Bar ...
+        XOHCL swingBar;
+        int swingBarIDX = -1;
+        int swingLoopback = fromIDX - barIndex;
+        if (isBullish)
+        {
+            //
+            // Looking for Swing Low ...
+            swingBarIDX = bar.FindLowestIndex(swingLoopback, MODE_LOW);
+        }
+        else if (isBearish)
+        {
+            //
+            // Looking for Swing High ...
+            swingBarIDX = bar.FindLowestIndex(swingLoopback, MODE_LOW);
+        }
+        result = IsValidIndex(swingBarIDX);
+        if (!result)
+        {
+            //
+            box.Clean();
+            iBar.Clean();
+            iPBar.Clean();
+            swingBar.Clean();
+
+            //
+            return result;
+        }
+
+        //
+        // Initialize Swing Bar ...
+        result = swingBar.Init(
+            bar.symbol,
+            bar.period,
+            swingBarIDX //
+        );
+        if (!result)
+        {
+            //
+            box.Clean();
+            iBar.Clean();
+            iPBar.Clean();
+            swingBar.Clean();
+
+            //
+            return result;
+        }
+
+        //
+        // Now we Have to Check Spike from Swing Bar Next till Current Bar ...
+        // To Validate Highs and Lows ...
+        for (int i = pBarIndex; i < pBarIndex + (swingBarIDX - pBarIndex) - 1; i++)
+        {
+            //
+            // Initialize iBar ...
+            result = iBar.Init(
+                bar.symbol,
+                bar.period,
+                i //
+            );
+            result =
+                result &&
+                iBar.GetPreviousBar(iPBar);
+            if (!result)
+            {
+                break;
+            }
+
+            //
+            // Since we Go Backward Bars from Current Bar ...
+            // for Bullish: each Bar Low Must over Prev Bar Low ...
+            // for Bearish: each Bar High Must Under Prev Bar High ...
+            if (isBullish)
+            {
+                result = iBar.low > iPBar.low;
+            }
+            else if (isBearish)
+            {
+                result = iBar.high < iPBar.high;
+            }
+            if (!result)
+            {
+                break;
+            }
+
+            //
+            iBar.Clean();
+            iPBar.Clean();
+        }
+        iBar.Clean();
+        iPBar.Clean();
+
+        //
+        // Ensure Spike Happens ...
+        if (!result)
+        {
+            //
+            box.Clean();
+            pBar.Clean();
+            iBar.Clean();
+            iPBar.Clean();
+
+            //
+            return result;
+        }
+
+        //
+        // Cleanup Resources ...
+
+        //
+        iBar.Clean();
+        swingBar.Clean();
+
+        //
+        if (!result)
+        {
+            box.Clean();
+        }
+
+        //
+        return result;
+    }
+
    //
    // Candlestick ...