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index.ts
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index.ts
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/*
* Copyright 2019 Google LLC. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// [START maps_hiding_features]
let map: google.maps.Map;
function initMap(): void {
map = new google.maps.Map(document.getElementById("map") as HTMLElement, {
center: { lat: -33.86, lng: 151.209 },
zoom: 13,
mapTypeControl: false,
});
// Add controls to the map, allowing users to hide/show features.
const styleControl = document.getElementById(
"style-selector-control"
) as HTMLElement;
map.controls[google.maps.ControlPosition.TOP_LEFT].push(styleControl);
// Apply new JSON when the user chooses to hide/show features.
(document.getElementById("hide-poi") as HTMLElement).addEventListener(
"click",
() => {
map.setOptions({ styles: styles["hide"] });
}
);
(document.getElementById("show-poi") as HTMLElement).addEventListener(
"click",
() => {
map.setOptions({ styles: styles["default"] });
}
);
}
const styles: Record<string, google.maps.MapTypeStyle[]> = {
default: [],
hide: [
{
featureType: "poi.business",
stylers: [{ visibility: "off" }],
},
{
featureType: "transit",
elementType: "labels.icon",
stylers: [{ visibility: "off" }],
},
],
};
// [END maps_hiding_features]
export { initMap };