Mapsui.Rendering.Xaml.PointRenderer.RenderPoint C# (CSharp) Method

        public static XamlShapes.Shape RenderPoint(Point point, IStyle style, IViewport viewport,
            BrushCache brushCache = null)
        {
            XamlShapes.Shape symbol;
            var matrix = XamlMedia.Matrix.Identity;

            if (style is SymbolStyle)
            {
                var symbolStyle = style as SymbolStyle;

                if (symbolStyle.BitmapId < 0)
                    symbol = CreateSymbolFromVectorStyle(symbolStyle, symbolStyle.Opacity, symbolStyle.SymbolType);
                else
                    symbol = CreateSymbolFromBitmap(symbolStyle.BitmapId, symbolStyle.Opacity, brushCache);
                matrix = CreatePointSymbolMatrix(viewport.Resolution, symbolStyle);
            }
            else
            {
                symbol = CreateSymbolFromVectorStyle((style as VectorStyle) ?? new VectorStyle());
                MatrixHelper.ScaleAt(ref matrix, viewport.Resolution, viewport.Resolution);
            }

            MatrixHelper.Append(ref matrix, GeometryRenderer.CreateTransformMatrix(point, viewport));

            symbol.RenderTransform = new XamlMedia.MatrixTransform {Matrix = matrix};
            symbol.IsHitTestVisible = false;

            return symbol;
        }

 private static Shape RenderGeometry(IViewport viewport, IStyle style, IFeature feature,
                                     BrushCache brushCache = null)
 {
     if (feature.Geometry is Geometries.Point)
     {
         return(PointRenderer.RenderPoint(feature.Geometry as Geometries.Point, style, viewport, brushCache));
     }
     if (feature.Geometry is MultiPoint)
     {
         return(GeometryRenderer.RenderMultiPoint(feature.Geometry as MultiPoint, style, viewport));
     }
     if (feature.Geometry is LineString)
     {
         return(GeometryRenderer.RenderLineString(feature.Geometry as LineString, style, viewport));
     }
     if (feature.Geometry is MultiLineString)
     {
         return(GeometryRenderer.RenderMultiLineString(feature.Geometry as MultiLineString, style, viewport));
     }
     if (feature.Geometry is Polygon)
     {
         return(GeometryRenderer.RenderPolygon(feature.Geometry as Polygon, style, viewport, brushCache));
     }
     if (feature.Geometry is MultiPolygon)
     {
         return(GeometryRenderer.RenderMultiPolygon(feature.Geometry as MultiPolygon, style, viewport));
     }
     if (feature.Geometry is IRaster)
     {
         return(GeometryRenderer.RenderRaster(feature.Geometry as IRaster, style, viewport));
     }
     return(null);
 }