pie: {
    callout: {
        horizontalLineLength: number;
        minSliceDegree: number;
        offsetX: number;
        offsetY: number;
        textMargin: number;
    };
    hoverArc: {
        outerRadiusOffset: number;
    };
    innerRadius: number;
    padAngle: number;
    radiusOffset: number;
    xOffset: number;
    yOffset: number;
    yOffsetCallout: number;
} = ...