antv-l7/dev-demos/component/control/scale.tsx

64 lines
1.3 KiB
TypeScript

import { GaodeMap, Scale, Scene } from '@antv/l7';
import React, { useState } from 'react';
// tslint:disable-next-line:no-duplicate-imports
import { FunctionComponent, useEffect } from 'react';
const Demo: FunctionComponent = () => {
const [control, setControl] = useState<Scale | null>(null);
useEffect(() => {
const newScene = new Scene({
id: 'map',
// map: new GaodeMap({
// center: [120, 30],
// pitch: 0,
// zoom: 6.45,
// }),
map: new GaodeMap({
center: [120, 30],
pitch: 0,
zoom: 6.45,
style: 'normal',
}),
});
newScene.on('loaded', () => {
const scale = new Scale({
metric: true,
position: 'rightbottom',
// imperial: true,
});
// const zoom = new Zoom({
// position: 'rightbottom',
// });
newScene.addControl(scale);
// newScene.addControl(zoom);
setControl(scale);
});
}, []);
return (
<>
<button
onClick={() => {
control?.setOptions({
imperial: true,
metric: false,
});
}}
>
</button>
<div
id="map"
style={{
height: '500px',
position: 'relative',
}}
/>
</>
);
};
export default Demo;