// This example uses a GroundOverlay to place an image on the map// showing an antique map of Newark, NJ.lethistoricalOverlay;functioninitMap():void{constmap=newgoogle.maps.Map(document.getElementById("map")asHTMLElement,{zoom:13,center:{lat:40.74,lng:-74.18},});constimageBounds={north:40.773941,south:40.712216,east:-74.12544,west:-74.22655,};historicalOverlay=newgoogle.maps.GroundOverlay("https://storage.googleapis.com/geo-devrel-public-buckets/newark_nj_1922-661x516.jpeg",imageBounds);historicalOverlay.setMap(map);}declareglobal{interfaceWindow{initMap:()=>void;}}window.initMap=initMap;
// This example uses a GroundOverlay to place an image on the map// showing an antique map of Newark, NJ.lethistoricalOverlay;functioninitMap(){constmap=newgoogle.maps.Map(document.getElementById("map"),{zoom:13,center:{lat:40.74,lng:-74.18},});constimageBounds={north:40.773941,south:40.712216,east:-74.12544,west:-74.22655,};historicalOverlay=newgoogle.maps.GroundOverlay("https://storage.googleapis.com/geo-devrel-public-buckets/newark_nj_1922-661x516.jpeg",imageBounds,);historicalOverlay.setMap(map);}window.initMap=initMap;
[[["易于理解","easyToUnderstand","thumb-up"],["解决了我的问题","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["没有我需要的信息","missingTheInformationINeed","thumb-down"],["太复杂/步骤太多","tooComplicatedTooManySteps","thumb-down"],["内容需要更新","outOfDate","thumb-down"],["翻译问题","translationIssue","thumb-down"],["示例/代码问题","samplesCodeIssue","thumb-down"],["其他","otherDown","thumb-down"]],["最后更新时间 (UTC):2025-03-13。"],[[["Ground overlays let you place images on a map tied to latitude/longitude coordinates."],["You can add a ground overlay using the `GroundOverlay` object, specifying the image URL and boundaries."],["To remove a ground overlay from the map, call `setMap(null)` on the overlay object."],["Removing an overlay from the map doesn't delete it; to delete it, set the overlay object to `null` after removing it from the map."]]],["Ground overlays, images tied to latitude/longitude coordinates, are added to a map using the `GroundOverlay` constructor, specifying an image URL and `LatLngBounds`. The `setMap()` method then renders the image. Removing an overlay involves calling `setMap(null)` on the overlay object, which detaches it from the map but doesn't delete it. To delete the overlay it needs to be set to null. Example code is provided in TypeScript and JavaScript.\n"]]