Add support for Golden Zone inside XPV indicator and it's Helper ...

Indicators/x-saherelm.x121.xpv.mq5

@@ -58,8 +58,9 @@ input ENUM_TIMEFRAMES hcPeriod = NULL;               // Time Period
 
 //
 input group "Boundary Detection";
-input ENUM_SERIESMODE hhMode = MODE_HIGH; // Highest High Calculation Method
-input ENUM_SERIESMODE llMode = MODE_LOW;  // Lowest Low Calculation Method
+input ENUM_SERIESMODE hhMode = MODE_HIGH;                    // Highest High Calculation Method
+input ENUM_SERIESMODE llMode = MODE_LOW;                     // Lowest Low Calculation Method
+input ENUM_X_FIBO_LEVELS goldenZoneLevel = X_FIBO_LEVEL_382; // Golden Zone Detection
 
 //
 input group "Sar Detection";
@@ -77,9 +78,10 @@ input int peaksArrowCode = 159;               // Peaks Arrow Code
 input int valesArrowCode = 159;               // Vales Arrow Code
 
 //
-input bool showSar = true;   // Show Parabolic Sar
-input bool showPeaks = true; // Show Peaks
-input bool showVales = true; // Show Vales
+input bool showSar = true;        // Show Parabolic Sar
+input bool showPeaks = true;      // Show Peaks
+input bool showVales = true;      // Show Vales
+input bool showGoldenZones = true; // Show Golden Zones
 
 //
 // Buffers ...
@@ -94,8 +96,8 @@ input bool showVales = true; // Show Vales
 #property indicator_chart_window
 
 //
-#property indicator_buffers 13
-#property indicator_plots 3
+#property indicator_buffers 15
+#property indicator_plots 5
 
 //
 // Plot Buffers ...
@@ -136,11 +138,33 @@ double sarBuffer[];
 #property indicator_color3 clrYellow
 #property indicator_width3 1
 
+//
+#define peaksGoldenZoneBufferIndex 3
+double peaksGoldenZoneBuffer[];
+
+//
+#property indicator_label4 "X121 PEAKGZ"
+#property indicator_type4 DRAW_LINE
+#property indicator_color4 clrGold
+#property indicator_style4 STYLE_DOT
+#property indicator_width4 1
+
+//
+#define valesGoldenZoneBufferIndex 4
+double valesGoldenZoneBuffer[];
+
+//
+#property indicator_label5 "X121 VALEGZ"
+#property indicator_type5 DRAW_LINE
+#property indicator_color5 clrGold
+#property indicator_style5 STYLE_DOT
+#property indicator_width5 1
+
 //
 // Data Buffers ...
 
 //
-int mLastBufferIndex = 2;
+int mLastBufferIndex = 4;
 
 //
 // CURRENT ...
@@ -529,6 +553,34 @@ void DefineBuffers()
     PlotIndexSetDouble(sarBufferIndex, PLOT_EMPTY_VALUE, 0);
     PlotIndexSetInteger(sarBufferIndex, PLOT_ARROW, sarArrowCode);
 
+    //
+    // Golden Zones ...
+
+    //
+    ENUM_DRAW_TYPE goldenZonesDrawType = showGoldenZones ? DRAW_LINE : DRAW_NONE;
+
+    //
+    // PEAK Golden Zone ...
+
+    //
+    ArraySetAsSeries(peaksGoldenZoneBuffer, true);
+    SetIndexBuffer(peaksGoldenZoneBufferIndex, peaksGoldenZoneBuffer, INDICATOR_DATA);
+
+    //
+    PlotIndexSetInteger(peaksGoldenZoneBufferIndex, PLOT_SHOW_DATA, showGoldenZones);
+    PlotIndexSetInteger(peaksGoldenZoneBufferIndex, PLOT_DRAW_TYPE, goldenZonesDrawType);
+
+    //
+    // VALE Golden Zone ...
+
+    //
+    ArraySetAsSeries(valesGoldenZoneBuffer, true);
+    SetIndexBuffer(valesGoldenZoneBufferIndex, valesGoldenZoneBuffer, INDICATOR_DATA);
+
+    //
+    PlotIndexSetInteger(valesGoldenZoneBufferIndex, PLOT_SHOW_DATA, showGoldenZones);
+    PlotIndexSetInteger(valesGoldenZoneBufferIndex, PLOT_DRAW_TYPE, goldenZonesDrawType);
+
     //
     // Data Buffers ...
 
@@ -997,6 +1049,26 @@ void CalculatePeaksAndVales(int barIndex)
             ? sValue
             : lastVale;
     valesBuffer[barIndex] = iVale;
+
+    //
+    // Peaks Golden Zone ...
+    double iPeakGoldenZone = GetFibonacciLevel(
+        iPeak,
+        iVale,
+        goldenZoneLevel,
+        X_DIRECTION_BULLISH //
+    );
+    peaksGoldenZoneBuffer[barIndex] = iPeakGoldenZone;
+
+    //
+    // Vales Golden Zone ...
+    double iValeGoldenZone = GetFibonacciLevel(
+        iPeak,
+        iVale,
+        goldenZoneLevel,
+        X_DIRECTION_BEARISH //
+    );
+    valesGoldenZoneBuffer[barIndex] = iValeGoldenZone;
 }
 
 //