react-jsx-highmaps
Version:
Highmaps built using React components
65 lines (53 loc) • 1.71 kB
JavaScript
import * as React from 'react';
import { useEffect, useState } from 'react';
import {
useModifiedProps,
useChart,
useHighcharts
} from 'react-jsx-highcharts';
const MapNavigation = ({ children, enabled = true, ...restProps }) => {
const [rendered, setRendered] = useState(false);
const chart = useChart();
const Highcharts = useHighcharts();
useEffect(() => {
// Workaround inferred from http://jsfiddle.net/x40me94t/2/
const chartObj = chart.object;
chartObj.options.mapNavigation.enabled = true;
// Initialise MapNavigation https://github.com/highcharts/highcharts/blob/dd730ab/js/parts-map/MapNavigation.js#L288-L294
Highcharts.fireEvent(chartObj, 'beforeRender');
const opts = getMapNavigationConfig({ enabled, ...restProps }, Highcharts);
updateMapNavigation(opts, chart);
setRendered(true);
return () => {
try {
updateMapNavigation({ enabled: false }, chart);
} catch {
// ignore as chart might have already been unmounted
}
};
}, []);
const modifiedProps = useModifiedProps({ enabled, ...restProps });
useEffect(() => {
if (!rendered) return;
if (modifiedProps !== false) {
updateMapNavigation(modifiedProps, chart);
}
});
if (!children || !rendered) return null;
return <>{children}</>;
};
const getMapNavigationConfig = (props, Highcharts) => {
return {
...(Highcharts.defaultOptions && Highcharts.defaultOptions.mapNavigation),
...props,
enableButtons: false,
buttons: {
zoomIn: {},
zoomOut: {}
}
};
};
const updateMapNavigation = (config, chart) => {
chart.update({ mapNavigation: config }, true);
};
export default MapNavigation;