[01725] Add YAxisIndex to Scatter chart

src/Ivy/Widgets/Charts/Shared/Scatter.cs

@@ -39,6 +39,8 @@ internal Scatter()
     public ScatterLineType LineType { get; set; } = ScatterLineType.Joint;
 
     public double? FillOpacity { get; set; } = null;
+
+    public int? YAxisIndex { get; set; } = null;
 }
 
 public static class ScatterExtensions
@@ -102,4 +104,9 @@ public static Scatter FillOpacity(this Scatter scatter, double fillOpacity)
     {
         return scatter with { FillOpacity = fillOpacity };
     }
+
+    public static Scatter YAxisIndex(this Scatter scatter, int yAxisIndex)
+    {
+        return scatter with { YAxisIndex = yAxisIndex };
+    }
 }

src/frontend/src/widgets/charts/ScatterChartWidget.tsx

@@ -286,6 +286,7 @@ const generateScatterSeries = (
         data: scatterData,
         symbol: customPath || symbol,
         symbolSize,
+        yAxisIndex: scatter.yAxisIndex ?? 0,
         itemStyle: {
           color: scatter.fill || undefined,
           opacity: scatter.fillOpacity !== null ? scatter.fillOpacity : 0.8,

src/frontend/src/widgets/charts/chartTypes.ts

@@ -349,6 +349,7 @@ export interface ScatterProps {
   strokeDashArray?: string | null;
   strokeWidth?: number;
   unit?: string | null;
+  yAxisIndex?: number | null;
 }
 
 export interface ScatterChartWidgetProps {