マウスポインタの座標を取得
ピクセル・緯度・経度の座標を使用して、ホバー時のマウス位置を表示します。
<!DOCTYPE html><html><head><meta charset="utf-8"><title>マウスポインタの座標を取得</title><meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no"><link href="https://api.mapbox.com/mapbox-gl-js/v2.14.1/mapbox-gl.css" rel="stylesheet"><script src="https://api.mapbox.com/mapbox-gl-js/v2.14.1/mapbox-gl.js"></script><style>body { margin: 0; padding: 0; }#map { position: absolute; top: 0; bottom: 0; width: 100%; }</style></head><body><style type="text/css">#info {display: table;position: relative;margin: 0px auto;word-wrap: anywhere;white-space: pre-wrap;padding: 10px;border: none;border-radius: 3px;font-size: 12px;text-align: center;color: #222;background: #fff;}</style><div id="map"></div><pre id="info"></pre><script> // TO MAKE THE MAP APPEAR YOU MUST // ADD YOUR ACCESS TOKEN FROM // https://account.mapbox.com mapboxgl.accessToken = 'YOUR_MAPBOX_ACCESS_TOKEN';const map = new mapboxgl.Map({container: 'map', // container idstyle: 'mapbox://styles/mapbox/streets-v11',center: [-74.5, 40], // starting positionzoom: 9 // starting zoom}); map.on('mousemove', (e) => {document.getElementById('info').innerHTML =// `e.point` is the x, y coordinates of the `mousemove` event// relative to the top-left corner of the map.JSON.stringify(e.point) +'<br />' +// `e.lngLat` is the longitude, latitude geographical position of the event.JSON.stringify(e.lngLat.wrap());});</script> </body></html>