last works on XFIMA ...

2025-10-01 05:10:42 +03:30
parent 7ea0128540
commit c5a1e326b2
9 changed files with 13315 additions and 3385 deletions
@@ -23,6 +23,7 @@
 //
 // Includes ...
 #include "../Classes/x-saherelm.base.class.mq5"
+#include "../Libraries/x-saherelm.x-poi.extensions.lib.mq5"

 //
 // Definitions ...
@@ -125,6 +126,25 @@ class XCBaseHelper : public XCBase
    //
    // Functions ...

+    /**
+     * Validate Handler Exists ...
+     *
+     * @return ( bool )
+     */
+    bool IsValid()
+    {
+        //
+        bool result = false;
+
+        //
+        result = IsXValid(mSymbol) &&
+                 IsXValid(mPeriod) &&
+                 mHandler != INVALID_HANDLE;
+
+        //
+        return result;
+    }
+
    /**
     * Extract Validated Zones ...
     *
@@ -511,6 +531,110 @@ class XCBaseHelper : public XCBase
    // Indicator Handler ...
    int mHandler;

+    /**
+     * Read Value of Specified Buffer ...
+     *
+     * @param  bufferIndex: int, which handler buffer to read value ...
+     * @param  barIndex: int, Specified Bar Index ...
+     *
+     * @return ( double )
+     */
+    double ReadValue(
+        int bufferIndex,
+        int barIndex = 0 //
+    )
+    {
+        //
+        double result = EMPTY_VALUE;
+
+        //
+        // Normalize ...
+        int barsTotal = CountBars();
+        barIndex = NormalizeInt(barIndex, 0, barsTotal - 1);
+        bufferIndex = NormalizeInt(bufferIndex, 0);
+
+        //
+        // Validate ...
+        if (!IsValid())
+        {
+            return result;
+        }
+
+        //
+        double tmp[];
+        int count = CopyBuffer(
+            mHandler,
+            bufferIndex,
+            barIndex,
+            1,
+            tmp //
+        );
+        result = tmp[0];
+
+        //
+        return result;
+    }
+
+    /**
+     * Read Values of Specified Buffer ...
+     *
+     * @param  buffer: double, reference collection to holds result ...
+     * @param  bufferIndex: int, which handler buffer to read value ...
+     * @param  barIndex: int, Specified Bar Index ...
+     * @param  count: int, number of items to read, 0 for WHOLE_ARRAY ...
+     * @param  asSeries: bool, set As Series Buffer or not ...
+     *
+     * @return ( int )
+     */
+    int ReadValues(
+        double &buffer[],
+        int bufferIndex,
+        int barIndex = 0,
+        int count = 0,
+        bool asSeries = true //
+    )
+    {
+        //
+        int result = 0;
+
+        //
+        // Prepare ...
+        XClean(buffer);
+
+        //
+        // Normalize ...
+        int barsTotal = CountBars();
+        count = NormalizeInt(count, 0);
+        bufferIndex = NormalizeInt(bufferIndex, 0);
+        barIndex = NormalizeInt(barIndex, 0, barsTotal - 1);
+
+        //
+        // Validate ...
+        if (!IsValid())
+        {
+            return result;
+        }
+
+        //
+        result = CopyBuffer(
+            mHandler,
+            bufferIndex,
+            barIndex,
+            count,
+            buffer //
+        );
+
+        //
+        // Set As Series Flag ...
+        ArraySetAsSeries(buffer, asSeries);
+
+        //
+        result = ArraySize(buffer);
+
+        //
+        return result;
+    }
+
    //
    // Private ...
  private: