如何在创建chartXY对象后设置主题？

import com.scichart.charting.visuals.SciChartSurface;
import com.scichart.charting.visuals.axes.AutoRange;
import com.scichart.charting.visuals.axes.NumericAxis;
import com.scichart.charting.visuals.renderableSeries.FastLineRenderableSeries;
import com.scichart.core.framework.UpdateSuspender;
import com.scichart.drawing.utility.ColorUtil;
import com.scichart.extensions.builders.SciChartBuilder;
import com.scichart.extensions.builders.XyDataSeriesBuilder;
import com.scichart.extensions.builders.AxisBuilder;
import com.scichart.extensions.builders.RenderableSeriesBuilder;
import com.scichart.extensions.builders.ThemeManager;

public class Main {
    public static void main(String[] args) {
        // 创建SciChartBuilder对象
        SciChartBuilder sciChartBuilder = new SciChartBuilder();

        // 创建SciChartSurface对象
        SciChartSurface surface = new SciChartSurface();

        // 创建X轴和Y轴
        NumericAxis xAxis = sciChartBuilder.newNumericAxis().withAutoRangeMode(AutoRange.Always).build();
        NumericAxis yAxis = sciChartBuilder.newNumericAxis().withAutoRangeMode(AutoRange.Always).build();

        // 创建数据系列
        XyDataSeriesBuilder dataSeriesBuilder = sciChartBuilder.newXyDataSeriesBuilder();
        dataSeriesBuilder.withSeriesName("Sinewave");
        for (int i = 0; i < 1000; i++) {
            double x = i * 0.1;
            double y = Math.sin(x);
            dataSeriesBuilder.withData(x, y);
        }
        XyDataSeries dataSeries = dataSeriesBuilder.build();

        // 创建渲染系列
        FastLineRenderableSeries renderableSeries = sciChartBuilder.newFastLineRenderableSeries()
                .withDataSeries(dataSeries)
                .withStrokeStyle(ColorUtil.SteelBlue, 1f, true)
                .build();

        // 设置X轴和Y轴
        AxisBuilder xAxes = sciChartBuilder.newAxisCollection().withXAxis(xAxis).build();
        AxisBuilder yAxes = sciChartBuilder.newAxisCollection().withYAxis(yAxis).build();

        // 设置渲染系列
        RenderableSeriesBuilder renderableSeriesBuilder = sciChartBuilder.newRenderableSeriesCollection();
        renderableSeriesBuilder.withRenderableSeries(renderableSeries).build();

        // 将X轴、Y轴和渲染系列添加到SciChartSurface
        UpdateSuspender.using(surface, () -> {
            surface.getXAxes().add(xAxes);
            surface.getYAxes().add(yAxes);
            surface.getRenderableSeries().add(renderableSeriesBuilder);
        });

        // 创建主题对象
        ThemeManager themeManager = new ThemeManager();
        Theme theme = themeManager.createTheme("BrightSpark");

        // 设置主题
        surface.setTheme(theme);

        // 显示SciChartSurface
        // ...

        // 其他操作
        // ...
    }
}