export declare type AxisFormatterObject = {
    value: string;
};
export declare type AxisLabelsOptions = {
    /**
     * Callback JavaScript function to
     * format the label. The value is given by `this.value`. Additional
     * properties for `this` are `axis`, `chart`, `isFirst` and `isLast`. The
     * value of the default label formatter can be retrieved by calling
     * `this.axis.defaultLabelFormatter.call(this)` within the function.
     *
     * 用例：(item) => item.value
     */
    formatter?: (object: AxisFormatterObject) => string;
};
/**
 * The type of axis. Can be one of linear, logarithmic, datetime.
 * In a datetime axis, the numbers are given in milliseconds,
 * and tick marks are placed on appropriate values like full hours or days.
 *
 * Defaults to linear.
 */
export declare type AxisTypeValue = 'linear' | 'logarithmic' | 'datetime';