@visactor/react-vchart/esm/components/tooltip/BaseTooltip.js

The react version of VChart 4.x

import React from "react";

import { isObject, pickWithout } from "@visactor/vutils";

import { VChart } from "@visactor/vchart";

export const createTooltip = (componentName, specName, registers) => {
    registers && registers.length && VChart.useRegisters(registers);
    const ignoreKeys = [ "updateId", "componentId", "children" ], Comp = props => {
        const updateId = React.useRef(props.updateId);
        return props.updateId !== updateId.current && (updateId.current = props.updateId), 
        null;
    };
    return Comp.displayName = componentName, Comp.parseSpec = props => {
        const newTooltipSpec = pickWithout(props, ignoreKeys);
        return !props.tooltipRender && props.children && (newTooltipSpec.tooltipRender = (tooltipElement, actualTooltip, params) => React.Children.map(props.children, (child => isObject(child) ? React.cloneElement(child, {
            tooltipElement: tooltipElement,
            actualTooltip: actualTooltip,
            params: params
        }) : child))), {
            spec: newTooltipSpec,
            specName: specName,
            isSingle: !0
        };
    }, Comp;
};
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