/*!*
 *
 *  Copyright (c) Highsoft AS. All rights reserved.
 *
 *!*/
import * as Highcharts from "../highcharts";
declare module "../highcharts" {
    /**
     * (Highcharts) Point accessibility options for a series.
     */
    interface PlotNetworkgraphAccessibilityPointOptions {
        /**
         * (Highcharts) Date format to use for points on datetime axes when
         * describing them to screen reader users.
         *
         * Defaults to the same format as in tooltip.
         *
         * For an overview of the replacement codes, see dateFormat.
         */
        dateFormat?: string;
        /**
         * (Highcharts) Formatter function to determine the date/time format
         * used with points on datetime axes when describing them to screen
         * reader users. Receives one argument, `point`, referring to the point
         * to describe. Should return a date format string compatible with
         * dateFormat.
         */
        dateFormatter?: Highcharts.ScreenReaderFormatterCallbackFunction<Highcharts.Point>;
        /**
         * (Highcharts) Whether or not to describe points with the value `null`
         * to assistive technology, such as screen readers.
         */
        describeNull?: boolean;
        /**
         * (Highcharts) A format string to use instead of the default for point
         * descriptions.
         *
         * The context of the format string is the point instance.
         *
         * As opposed to accessibility.point.valueDescriptionFormat, this option
         * replaces the whole description.
         */
        descriptionFormat?: string;
        /**
         * (Highcharts) Formatter function to use instead of the default for
         * point descriptions. Same as
         * `accessibility.point.descriptionFormatter`, but applies to a series
         * instead of the whole chart.
         *
         * Note: Prefer using accessibility.point.valueDescriptionFormat instead
         * if possible, as default functionality such as describing annotations
         * will be preserved.
         */
        descriptionFormatter?: Highcharts.ScreenReaderFormatterCallbackFunction<Highcharts.Point>;
        /**
         * (Highcharts) Decimals to use for the values in the point
         * descriptions. Uses tooltip.valueDecimals if not defined.
         */
        valueDecimals?: number;
        /**
         * (Highcharts) Format to use for describing the values of data points
         * to assistive technology - including screen readers. The point context
         * is available as `{point}`.
         *
         * Other available context variables include `{index}`, `{value}`, and
         * `{xDescription}`.
         *
         * Additionally, the series name, annotation info, and description added
         * in `point.accessibility.description` is added by default if relevant.
         * To override this, use the accessibility.point.descriptionFormatter
         * option.
         */
        valueDescriptionFormat?: string;
        /**
         * (Highcharts) Prefix to add to the values in the point descriptions.
         * Uses tooltip.valuePrefix if not defined.
         */
        valuePrefix?: string;
        /**
         * (Highcharts) Suffix to add to the values in the point descriptions.
         * Uses tooltip.valueSuffix if not defined.
         */
        valueSuffix?: string;
    }
    /**
     * (Highcharts, Highstock, Highmaps, Gantt) Styles for the label. The
     * default `color` setting is `"contrast"`, which is a pseudo color that
     * Highcharts picks up and applies the maximum contrast to the underlying
     * point item, for example the bar in a bar chart.
     *
     * The `textOutline` is a pseudo property that applies an outline of the
     * given width with the given color, which by default is the maximum
     * contrast to the text. So a bright text color will result in a black text
     * outline for maximum readability on a mixed background. In some cases,
     * especially with grayscale text, the text outline doesn't work well, in
     * which cases it can be disabled by setting it to `"none"`. When `useHTML`
     * is true, the `textOutline` will not be picked up. In this, case, the same
     * effect can be achieved through the `text-shadow` CSS property. As a
     * complementary or alternative to the `textOutline`, a
     * `dataLabels.backgroundColor` can be used. It provides a more calm
     * impression and ensures readable text label, at the cost of a risk of
     * overshadowing the underlying chart elements.
     *
     * For some series types, where each point has an extent, like for example
     * tree maps, the data label may overflow the point. There are two
     * strategies for handling overflow. By default, the text will wrap to
     * multiple lines. The other strategy is to set `style.textOverflow` to
     * `ellipsis`, which will keep the text on one line plus it will break
     * inside long words.
     */
    interface PlotNetworkgraphDataLabelsStyleOptions {
        transition?: string;
    }
    /**
     * (Highcharts) Link style options
     */
    interface PlotNetworkgraphLinkOptions {
        /**
         * (Highcharts) Color of the link between two nodes.
         */
        color?: string;
        /**
         * (Highcharts) A name for the dash style to use for links.
         */
        dashStyle?: string;
        /**
         * (Highcharts) Opacity of the link between two nodes.
         */
        opacity?: number;
        /**
         * (Highcharts) Width (px) of the link between two nodes.
         */
        width?: number;
    }
    /**
     * (Highcharts) Animation when hovering over the marker.
     */
    interface PlotNetworkgraphMarkerStatesSelectAnimationOptions {
        duration?: number;
    }
    /**
     * (Highcharts) Options for the _Series on point_ feature. Only `pie` and
     * `sunburst` series are supported at this moment.
     */
    interface PlotNetworkgraphOnPointOptions {
        /**
         * (Highcharts) Options for the connector in the _Series on point_
         * feature.
         *
         * In styled mode, the connector can be styled with the
         * `.highcharts-connector-seriesonpoint` class name.
         */
        connectorOptions?: (Highcharts.PlotNetworkgraphOnPointConnectorOptions|Highcharts.SVGAttributes);
        /**
         * (Highcharts) The `id` of the point that we connect the series to.
         * Only points with a given `plotX` and `plotY` values and map points
         * are valid.
         */
        id?: string;
        /**
         * (Highcharts) Options allowing to set a position and an offset of the
         * series in the _Series on point_ feature.
         */
        position?: (object|Highcharts.PlotNetworkgraphOnPointPositionOptions);
    }
    /**
     * (Highcharts) A networkgraph is a type of relationship chart, where
     * connections (links) attracts nodes (points) and other nodes repulse each
     * other.
     *
     * Configuration options for the series are given in three levels:
     *
     * 1. Options for all series in a chart are defined in the
     * plotOptions.series object.
     *
     * 2. Options for all `networkgraph` series are defined in
     * plotOptions.networkgraph.
     *
     * 3. Options for one single series are given in the series instance array.
     * (see online documentation for example)
     *
     * **TypeScript:**
     *
     * - type option should always be set, otherwise a broad set of unsupported
     * options is allowed.
     *
     * - when accessing an array of series, the combined set of all series types
     * is represented by Highcharts.SeriesOptionsType . Narrowing down to the
     * specific type can be done by checking the `type` property. (see online
     * documentation for example)
     */
    interface PlotNetworkgraphOptions {
        /**
         * (Highcharts) Accessibility options for a series.
         */
        accessibility?: Highcharts.SeriesAccessibilityOptionsObject;
        /**
         * (Highcharts) Allow this series' points to be selected by clicking on
         * the graphic (columns, point markers, pie slices, map areas etc).
         *
         * The selected points can be handled by point select and unselect
         * events, or collectively by the getSelectedPoints function.
         *
         * And alternative way of selecting points is through dragging.
         */
        allowPointSelect?: boolean;
        /**
         * (Highcharts) An additional class name to apply to the series'
         * graphical elements. This option does not replace default class names
         * of the graphical element. Changes to the series' color will also be
         * reflected in a chart's legend and tooltip.
         */
        className?: string;
        /**
         * (Highcharts) Disable this option to allow series rendering in the
         * whole plotting area.
         *
         * **Note:** Clipping should be always enabled when chart.zoomType is
         * set
         */
        clip?: boolean;
        /**
         * (Highcharts) The main color of the series. In line type series it
         * applies to the line and the point markers unless otherwise specified.
         * In bar type series it applies to the bars unless a color is specified
         * per point. The default value is pulled from the `options.colors`
         * array.
         *
         * In styled mode, the color can be defined by the colorIndex option.
         * Also, the series color can be set with the `.highcharts-series`,
         * `.highcharts-color-{n}`, `.highcharts-{type}-series` or
         * `.highcharts-series-{n}` class, or individual classes given by the
         * `className` option.
         */
        color?: Highcharts.ColorType;
        /**
         * (Highcharts) Styled mode only. A specific color index to use for the
         * series, so its graphic representations are given the class name
         * `highcharts-color-{n}`.
         *
         * Since v11, CSS variables on the form `--highcharts-color-{n}` make
         * changing the color scheme very convenient.
         */
        colorIndex?: number;
        /**
         * (Highcharts, Highstock, Gantt) When true, each point or column edge
         * is rounded to its nearest pixel in order to render sharp on screen.
         * In some cases, when there are a lot of densely packed columns, this
         * leads to visible difference in column widths or distance between
         * columns. In these cases, setting `crisp` to `false` may look better,
         * even though each column is rendered blurry.
         */
        crisp?: boolean;
        /**
         * (Highcharts) You can set the cursor to "pointer" if you have click
         * events attached to the series, to signal to the user that the points
         * and lines can be clicked.
         *
         * In styled mode, the series cursor can be set with the same classes as
         * listed under series.color.
         */
        cursor?: (string|Highcharts.CursorValue);
        /**
         * (Highcharts) A reserved subspace to store options and values for
         * customized functionality. Here you can add additional data for your
         * own event callbacks and formatter callbacks.
         */
        custom?: Highcharts.Dictionary<any>;
        /**
         * (Highcharts) Name of the dash style to use for the graph, or for some
         * series types the outline of each shape.
         *
         * In styled mode, the stroke dash-array can be set with the same
         * classes as listed under series.color.
         */
        dashStyle?: Highcharts.DashStyleValue;
        /**
         * (Highcharts, Highstock, Highmaps, Gantt) Options for the series data
         * labels, appearing next to each data point.
         *
         * Since v6.2.0, multiple data labels can be applied to each single
         * point by defining them as an array of configs.
         *
         * In styled mode, the data labels can be styled with the
         * `.highcharts-data-label-box` and `.highcharts-data-label` class names
         * (see example).
         */
        dataLabels?: (Highcharts.SeriesNetworkgraphDataLabelsOptionsObject|Array<Highcharts.SeriesNetworkgraphDataLabelsOptionsObject>);
        /**
         * (Highcharts) The mapping between the data table and the series data
         * points. This is used in conjunction with the `dataTable` option (on
         * chart or series level) to map columns from the data table to the
         * properties of the data points. The keys of the `dataMapping` object
         * correspond to the properties of the data points (e.g. `x`, `y`,
         * `name`), and the values are objects that specify which column from
         * which data table to use for that property.
         *
         * The keys can also be nested paths, for example `dataLabel.format`, to
         * map to nested properties of the data points.
         *
         * The values can also be strings, in which case they are interpreted as
         * column id's from the first data table.
         *
         * A typical use case is that multiple series share a common column,
         * like `name` or `x`. In this case, to avoid repetition, the common
         * column can be applied in `plotOptions.series.dataMapping` and the
         * individual series can specify only the columns that are unique to
         * them.
         *
         * The series name defaults to the column ID of the main data column in
         * the mapping. The main data column is typically the `y` data for
         * cartesian series, or `value` for map series. For example, if the
         * mapping is `{ y: 'Cost' }`, the series name will be `Cost`. (see
         * online documentation for example)
         *
         * If the columns of the DataTable have keys matching the series keys,
         * the data mapping is not necessary. For example, this DataTable will
         * connect directly to the series' `x` and `y` keys: (see online
         * documentation for example)
         */
        dataMapping?: Highcharts.DataMappingOptionsObject;
        /**
         * (Highcharts) Options for a specific series-level data table or an
         * array of data tables. The `dataTable` option can be either a
         * configuration object or an instance of the `DataTable` class. If a
         * `DataTable` instance is passed, it will be used directly. If a
         * configuration object or an array is passed, a new `DataTable`
         * instance will be created based on the provided configuration.
         */
        dataTable?: (Highcharts.DataTable|Highcharts.DataTableOptionsObject|Array<(Highcharts.DataTable|Highcharts.DataTableOptionsObject)>);
        /**
         * (Highcharts) Deprecated. Use
         * plotOptions.series.accessibility.description instead.
         *
         * A description of the series to add to the screen reader information
         * about the series.
         *
         * @deprecated 8.0.0
         */
        description?: string;
        /**
         * (Highcharts) Flag to determine if nodes are draggable or not.
         */
        draggable?: boolean;
        /**
         * (Highcharts) Enable or disable the mouse tracking for a specific
         * series. This includes point tooltips and click events on graphs and
         * points. For large datasets it improves performance.
         */
        enableMouseTracking?: boolean;
        /**
         * (Highcharts) General event handlers for the series items. These event
         * hooks can also be attached to the series at run time using the
         * `Highcharts.addEvent` function.
         */
        events?: Highcharts.SeriesEventsOptionsObject;
        /**
         * (Highcharts) Determines whether the series should look for the
         * nearest point in both dimensions or just the x-dimension when
         * hovering the series. Defaults to `'xy'` for scatter series and `'x'`
         * for most other series. If the data has duplicate x-values, it is
         * recommended to set this to `'xy'` to allow hovering over all points.
         *
         * Applies only to series types using nearest neighbor search (not
         * direct hover) for tooltip.
         */
        findNearestPointBy?: Highcharts.OptionsFindNearestPointByValue;
        /**
         * (Highcharts, Highstock) Defines when to display a gap in the graph,
         * together with the gapUnit option.
         *
         * In case when `dataGrouping` is enabled, points can be grouped into a
         * larger time span. This can make the grouped points to have a greater
         * distance than the absolute value of `gapSize` property, which will
         * result in disappearing graph completely. To prevent this situation
         * the mentioned distance between grouped points is used instead of
         * previously defined `gapSize`.
         *
         * In practice, this option is most often used to visualize gaps in time
         * series. In a stock chart, intraday data is available for daytime
         * hours, while gaps will appear in nights and weekends.
         */
        gapSize?: number;
        /**
         * (Highcharts, Highstock) Together with gapSize, this option defines
         * where to draw gaps in the graph.
         *
         * When the `gapUnit` is `"relative"` (default), a gap size of 5 means
         * that if the distance between two points is greater than 5 times that
         * of the two closest points, the graph will be broken.
         *
         * When the `gapUnit` is `"value"`, the gap is based on absolute axis
         * values, which on a datetime axis is milliseconds. This also applies
         * to the navigator series that inherits gap options from the base
         * series.
         */
        gapUnit?: Highcharts.OptionsGapUnitValue;
        /**
         * (Highcharts) Highlight only the hovered point and fade the remaining
         * points.
         *
         * Scatter-type series require enabling the 'inactive' marker state and
         * adjusting opacity. Note that this approach could affect performance
         * with large datasets.
         */
        inactiveOtherPoints?: boolean;
        /**
         * (Highcharts) When set to `false` will prevent the series data from
         * being included in any form of data export.
         *
         * Since version 6.0.0 until 7.1.0 the option was existing undocumented
         * as `includeInCSVExport`.
         */
        includeInDataExport?: boolean;
        /**
         * (Highcharts) An array specifying which option maps to which key in
         * the data point array. This makes it convenient to work with
         * unstructured data arrays from different sources.
         */
        keys?: Array<string>;
        layoutAlgorithm?: Highcharts.PlotNetworkgraphLayoutAlgorithmOptions;
        /**
         * (Highcharts) What type of legend symbol to render for this series.
         * Can be one of `areaMarker`, `lineMarker` or `rectangle`.
         */
        legendSymbol?: Highcharts.OptionsLegendSymbolValue;
        /**
         * (Highcharts, Highstock, Highmaps) Defines the color of the legend
         * symbol for this series. Defaults to undefined, in which case the
         * series color is used. Does not work with styled mode.
         */
        legendSymbolColor?: Highcharts.ColorType;
        /**
         * (Highcharts, Highstock) Pixel width of the graph line.
         */
        lineWidth?: number;
        /**
         * (Highcharts) Link style options
         */
        link?: Highcharts.PlotNetworkgraphLinkOptions;
        /**
         * (Highcharts, Highstock, Gantt) The id of another series to link to.
         * Additionally, the value can be ":previous" to link to the previous
         * series. When two series are linked, only the first one appears in the
         * legend. Toggling the visibility of this also toggles the linked
         * series.
         *
         * If master series uses data sorting and linked series does not have
         * its own sorting definition, the linked series will be sorted in the
         * same order as the master one.
         *
         * If a `compare` value is not set on a linked series, it will be
         * inherited from the parent series.
         */
        linkedTo?: string;
        /**
         * (Highcharts) Options for the point markers of line and scatter-like
         * series. Properties like `fillColor`, `lineColor` and `lineWidth`
         * define the visual appearance of the markers. The `symbol` option
         * defines the shape. Other series types, like column series, don't have
         * markers, but have visual options on the series level instead.
         *
         * In styled mode, the markers can be styled with the
         * `.highcharts-point`, `.highcharts-point-hover` and
         * `.highcharts-point-select` class names.
         */
        marker?: Highcharts.PointMarkerOptionsObject;
        /**
         * (Highcharts, Highstock) Whether or not data-points with the value of
         * `null` should be interactive. When this is set to `true`, tooltips
         * may highlight these points, and this option also enables keyboard
         * navigation for such points. Format options for such points include
         * `nullFormat` and `nullFormatter`. Works for these series: `line`,
         * `spline`, `area`, `area-spline`, `column`, `bar`, and `timeline`.
         */
        nullInteraction?: (boolean|undefined);
        /**
         * (Highcharts) Options for the _Series on point_ feature. Only `pie`
         * and `sunburst` series are supported at this moment.
         */
        onPoint?: (object|Highcharts.PlotNetworkgraphOnPointOptions);
        /**
         * (Highcharts) Opacity of a series parts: line, fill (e.g. area) and
         * dataLabels.
         */
        opacity?: number;
        /**
         * (Highcharts) Properties for each single point.
         */
        point?: Highcharts.PlotSeriesPointOptions;
        /**
         * (Highcharts) Deprecated. Use
         * series.accessibility.point.descriptionFormat instead.
         *
         * Same as accessibility.point.descriptionFormat, but for an individual
         * series. Overrides the chart wide configuration.
         *
         * @deprecated 12.6.0
         */
        pointDescriptionFormat?: Function;
        /**
         * (Highcharts) Deprecated. Use
         * series.accessibility.point.descriptionFormatter instead.
         *
         * Same as accessibility.series.descriptionFormatter, but for an
         * individual series. Overrides the chart wide configuration.
         *
         * @deprecated 8.0.0
         */
        pointDescriptionFormatter?: Function;
        /**
         * (Highcharts, Highstock) When true, X values in the data set are
         * relative to the current `pointStart`, `pointInterval` and
         * `pointIntervalUnit` settings. This allows compression of the data for
         * datasets with irregular X values.
         *
         * The real X values are computed on the formula `f(x) = ax + b`, where
         * `a` is the `pointInterval` (optionally with a time unit given by
         * `pointIntervalUnit`), and `b` is the `pointStart`.
         */
        relativeXValue?: boolean;
        /**
         * (Highcharts) Whether to select the series initially. If
         * `showCheckbox` is true, the checkbox next to the series name in the
         * legend will be checked for a selected series.
         */
        selected?: boolean;
        /**
         * (Highcharts) Whether to apply a drop shadow to the graph line. Since
         * 2.3 the shadow can be an object configuration containing `color`,
         * `offsetX`, `offsetY`, `opacity` and `width`.
         *
         * Note that in some cases, like stacked columns or other dense layouts,
         * the series may cast shadows on each other. In that case, the
         * `chart.seriesGroupShadow` allows applying a common drop shadow to the
         * whole series group.
         */
        shadow?: (boolean|Highcharts.ShadowOptionsObject);
        /**
         * (Highcharts) If true, a checkbox is displayed next to the legend item
         * to allow selecting the series. The state of the checkbox is
         * determined by the `selected` option.
         */
        showCheckbox?: boolean;
        /**
         * (Highcharts) Whether to display this particular series or series type
         * in the legend. Standalone series are shown in legend by default, and
         * linked series are not. Since v7.2.0 it is possible to show series
         * that use colorAxis by setting this option to `true`.
         */
        showInLegend?: boolean;
        /**
         * (Highcharts) Deprecated. Use series.accessibility.keyboardNavigation
         * instead.
         *
         * If set to `true`, the accessibility module will skip past the points
         * in this series for keyboard navigation.
         *
         * @deprecated 8.0.0
         */
        skipKeyboardNavigation?: boolean;
        /**
         * (Highcharts) Sonification/audio chart options for a series.
         */
        sonification?: Highcharts.SeriesSonificationOptions;
        /**
         * (Highcharts) A collection of options for different series states.
         *
         * In addition to the options documented under each state, any option
         * from the parent series type can be set, with exception of `data` and
         * `states`.
         */
        states?: Highcharts.SeriesStatesOptionsObject;
        /**
         * (Highcharts) Sticky tracking of mouse events. When true, the
         * `mouseOut` event on a series isn't triggered until the mouse moves
         * over another series, or out of the plot area. When false, the
         * `mouseOut` event on a series is triggered when the mouse leaves the
         * area around the series' graph or markers. This also implies the
         * tooltip when not shared. When `stickyTracking` is false and
         * `tooltip.shared` is false, the tooltip will be hidden when moving the
         * mouse between series. Defaults to true for line and area type series,
         * but to false for columns, pies etc.
         *
         * **Note:** The boost module will force this option because of
         * technical limitations.
         */
        stickyTracking?: boolean;
        /**
         * (Highcharts) A configuration object for the tooltip rendering of each
         * single series. Properties are inherited from tooltip, but only the
         * following properties can be defined on a series level.
         */
        tooltip?: Highcharts.SeriesTooltipOptionsObject;
        /**
         * (Highcharts, Highstock, Gantt) When a series contains a `data` array
         * that is longer than this, the Series class looks for data
         * configurations of plain numbers or arrays of numbers. The first and
         * last valid points are checked. If found, the rest of the data is
         * assumed to be the same. This saves expensive data checking and
         * indexing in long series, and makes data-heavy charts render faster.
         *
         * Set it to `0` disable.
         *
         * Note:
         *
         * - In boost mode turbo threshold is forced. Only array of numbers or
         * two dimensional arrays are allowed.
         *
         * - In version 11.4.3 and earlier, if object configurations were passed
         * beyond the turbo threshold, a warning was logged in the console and
         * the data series didn't render.
         */
        turboThreshold?: number;
        /**
         * (Highcharts) Set the initial visibility of the series.
         */
        visible?: boolean;
        /**
         * (Highcharts, Highstock) An array defining zones within a series.
         * Zones can be applied to the X axis, Y axis or Z axis for bubbles,
         * according to the `zoneAxis` option. The zone definitions have to be
         * in ascending order regarding to the value.
         *
         * In styled mode, the color zones are styled with the
         * `.highcharts-zone-{n}` class, or custom classed from the `className`
         * option (view live demo).
         */
        zones?: Array<Highcharts.SeriesZonesOptionsObject>;
        /**
         * (Highcharts) Whether to zoom non-cartesian series. If `chart.zooming`
         * is set, the option allows to disable zooming on an individual
         * non-cartesian series. By default zooming is enabled for all series.
         *
         * **Note**: This option works only for non-cartesian series.
         */
        zoomEnabled?: boolean;
    }
    /**
     * (Highcharts, Highstock) Animation when not hovering over the node.
     */
    interface PlotNetworkgraphStatesInactiveAnimationOptions {
        /**
         * (Highcharts, Highstock) The duration of the hover animation in
         * milliseconds. By default the hover state animates quickly in, and
         * slowly back to normal.
         */
        duration?: number;
    }
    /**
     * (Highcharts, Highstock) Animation setting for hovering the graph in
     * line-type series.
     */
    interface PlotNetworkgraphStatesSelectAnimationOptions {
        /**
         * (Highcharts, Highstock) The duration of the hover animation in
         * milliseconds. By default the hover state animates quickly in, and
         * slowly back to normal.
         */
        duration?: number;
    }
    /**
     * (Highcharts) Options for the tooltip header when tooltip.split is
     * enabled. The header is the box containing the X value in a split tooltip.
     */
    interface PlotNetworkgraphTooltipHeaderOptions {
        /**
         * (Highcharts) Background color for the tooltip header when
         * tooltip.split is enabled.
         */
        backgroundColor?: Highcharts.ColorType;
        /**
         * (Highcharts) Border color for the tooltip header when tooltip.split
         * is enabled.
         */
        borderColor?: Highcharts.ColorType;
        /**
         * (Highcharts) The width of the border for the tooltip header when
         * tooltip.split is enabled.
         */
        borderWidth?: number;
        /**
         * (Highcharts) Distance between the plot area and the header (except
         * the chevron) in a split tooltip, in pixels. The default value makes
         * the header text align with the axis labels.
         */
        distance?: number;
        /**
         * (Highcharts) The name of a symbol to use for the border around the
         * tooltip header. Applies only when tooltip.split is enabled.
         *
         * Custom callbacks for symbol path generation can also be added to
         * `Highcharts.SVGRenderer.prototype.symbols` the same way as for
         * series.marker.symbol.
         */
        shape?: string;
        /**
         * (Highcharts) CSS styles for the tooltip header. The default is `{
         * fontSize: '1em' }`, ensuring that the header text is the same size as
         * the axis labels.
         */
        style?: object;
    }
    /**
     * (Highcharts) Animation when hovering over the marker.
     */
    interface SeriesNetworkgraphNodesMarkerStatesHoverAnimationOptions {
        duration?: number;
    }
    /**
     * (Highcharts) A collection of options for the individual nodes. The nodes
     * in a networkgraph diagram are auto-generated instances of
     * `Highcharts.Point`, but options can be applied here and linked by the
     * `id`.
     */
    interface SeriesNetworkgraphNodesOptions {
        /**
         * (Highcharts) The color of the auto generated node.
         */
        color?: Highcharts.ColorString;
        /**
         * (Highcharts) The color index of the auto generated node, especially
         * for use in styled mode.
         */
        colorIndex?: number;
        /**
         * (Highcharts) Individual data label for each node. The options are the
         * same as the ones for series.networkgraph.dataLabels.
         */
        dataLabels?: (Highcharts.SeriesNetworkgraphDataLabelsOptionsObject|Array<Highcharts.SeriesNetworkgraphDataLabelsOptionsObject>);
        /**
         * (Highcharts) The id of the auto-generated node, referring to the
         * `from` or `to` setting of the link.
         */
        id?: string;
        /**
         * (Highcharts) Options for the node markers.
         */
        marker?: Highcharts.PointMarkerOptionsObject;
        /**
         * (Highcharts) Mass of the node. By default, each node has mass equal
         * to it's marker radius . Mass is used to determine how two connected
         * nodes should affect each other:
         *
         * Attractive force is multiplied by the ratio of two connected nodes;
         * if a big node has weights twice as the small one, then the small one
         * will move towards the big one twice faster than the big one to the
         * small one .
         */
        mass?: number;
        /**
         * (Highcharts) The name to display for the node in data labels and
         * tooltips. Use this when the name is different from the `id`. Where
         * the id must be unique for each node, this is not necessary for the
         * name.
         */
        name?: string;
    }
}