Map - Markers

The Map component can display markers on the map. The collection of displayed markers is declared in the markers array. Markers can include tooltips that provide additional information.

NOTE

When copying this demo to CodeSandbox, specify your own apiKey. Our demo keys can be used only on our website.

Backend API

@(Html.DevExtreme().Map() .ID("map") .Provider(GeoMapProvider.Azure) .ApiKey(k => k.Azure("6N8zuPkBsnfwniNAJkldM3cUgm3lXg3y9gkIKy59benICnnepK4DJQQJ99AIACYeBjFllM6LAAAgAZMPGFXE")) .Zoom(11) .Height(440) .Width("100%") .Controls(true) .MarkerIconSrc(new JS("markerUrl")) .Markers(markers => { markers.Add().Coordinates(40.755833, -73.986389).Tooltip(t => t.Text("Times Square")); markers.Add().Address("40.7825, -73.966111").Tooltip(t => t.Text("Central Park")); markers.Add().Coordinates(40.753889, -73.981389).Tooltip(t => t.Text("Fifth Avenue")); markers.Add().Address("Brooklyn Bridge,New York,NY").Tooltip(t => t.Text("Brooklyn Bridge")); }) ) <div class="options"> <div class="caption">Options</div> <div class="option"> @(Html.DevExtreme().CheckBox() .ID("use-custom-markers") .Value(true) .Text("Use custom marker icons") .OnValueChanged("checkBox_onValueChanged") ) </div> <div class="option"> @(Html.DevExtreme().Button() .ID("show-tooltips") .Text("Show all tooltips") .OnClick("button_onClick") ) </div> </div> <script> var markerUrl = "https://js.devexpress.com/Demos/WidgetsGallery/JSDemos/images/maps/map-marker.png"; function checkBox_onValueChanged(data) { var mapWidget = $("#map").dxMap("instance"); var markersData = mapWidget.option("markers"); var newMarkers = $.map(markersData, function (item) { return $.extend(true, {}, item, { tooltip: { isShown: false }} ); }); mapWidget.option("markers", newMarkers); mapWidget.option("markerIconSrc", data.value ? markerUrl : null); } function button_onClick() { var mapWidget = $("#map").dxMap("instance"); var markersData = mapWidget.option("markers"); var newMarkers = $.map(markersData, function (item) { return $.extend(true, {}, item, { tooltip: { isShown: true }} ); }); mapWidget.option("markers", newMarkers); } </script>

using Microsoft.AspNetCore.Mvc; using System; using System.Collections.Generic; using System.Linq; namespace DevExtreme.NETCore.Demos.Controllers { public class MapController : Controller { public ActionResult Markers() { return View(); } } }

.options { padding: 20px; background-color: rgba(191, 191, 191, 0.15); margin-top: 20px; } .caption { font-size: 18px; font-weight: 500; } .option { margin-top: 10px; }