2 files changed, 62 insertions, 0 deletions
diff --git a/src/map/notification/MapNotification.js b/src/map/notification/MapNotification.js
new file mode 100644
index 00000000..81038f95
--- /dev/null
+++ b/src/map/notification/MapNotification.js
@@ -0,0 +1,49 @@
+import { useEffect, useMemo } from 'react';
+import { map } from '../core/MapView';
+import './notification.css';
+
+const statusClass = (status) => `maplibregl-ctrl-icon maplibre-ctrl-notification maplibre-ctrl-notification-${status}`;
+
+class NotificationControl {
+  constructor(eventHandler) {
+    this.eventHandler = eventHandler;
+  }
+
+  onAdd() {
+    this.button = document.createElement('button');
+    this.button.className = statusClass('off');
+    this.button.type = 'button';
+    this.button.onclick = () => this.eventHandler(this);
+
+    this.container = document.createElement('div');
+    this.container.className = 'maplibregl-ctrl-group maplibregl-ctrl';
+    this.container.appendChild(this.button);
+
+    return this.container;
+  }
+
+  onRemove() {
+    this.container.parentNode.removeChild(this.container);
+  }
+
+  setEnabled(enabled) {
+    this.button.className = statusClass(enabled ? 'on' : 'off');
+  }
+}
+
+const MapNotification = ({ enabled, onClick }) => {
+  const control = useMemo(() => new NotificationControl(onClick), [onClick]);
+
+  useEffect(() => {
+    map.addControl(control);
+    return () => map.removeControl(control);
+  }, [onClick]);
+
+  useEffect(() => {
+    control.setEnabled(enabled);
+  }, [enabled]);
+
+  return null;
+};
+
+export default MapNotification;
diff --git a/src/map/notification/notification.css b/src/map/notification/notification.css
new file mode 100644
index 00000000..73db13bb
--- /dev/null
+++ b/src/map/notification/notification.css
@@ -0,0 +1,13 @@
+.maplibre-ctrl-notification {
+  background-repeat: no-repeat;
+  background-position: center;
+  pointer-events: auto;
+}
+
+.maplibre-ctrl-notification-on {
+  background-image: url("data:image/svg+xml,%3Csvg width='20' height='20' version='1.1' viewBox='0 0 20 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath fill='%23f44336' d='m6.4728 3.4802-1.1412-1.1412c-1.9152 1.4604-3.1761 3.7108-3.2878 6.2645h1.596c0.1197-2.1148 1.205-3.9662 2.833-5.1233zm9.8875 5.1233h1.596c-0.1197-2.5537-1.3806-4.8041-3.2878-6.2645l-1.1332 1.1412c1.612 1.1571 2.7053 3.0085 2.825 5.1233zm-1.5721 0.39901c0-2.4499-1.3088-4.5008-3.5911-5.0435v-0.54265c0-0.66236-0.53467-1.197-1.197-1.197-0.66236 0-1.197 0.53467-1.197 1.197v0.54265c-2.2903 0.54265-3.5911 2.5856-3.5911 5.0435v3.9901l-1.596 1.596v0.79802h12.768v-0.79802l-1.596-1.596zm-4.7881 8.7782c0.11172 0 0.21546-8e-3 0.31921-0.03192 0.51871-0.11172 0.94166-0.46285 1.1491-0.94166 0.0798-0.19152 0.1197-0.39901 0.1197-0.62246h-3.1921c0.00798 0.87782 0.71822 1.596 1.604 1.596z' stroke-width='.79802'/%3E%3C/svg%3E");
+}
+
+.maplibre-ctrl-notification-off {
+  background-image: url("data:image/svg+xml,%3Csvg width='20' height='20' version='1.1' viewBox='0 0 20 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='m6.4728 3.4802-1.1412-1.1412c-1.9152 1.4604-3.1761 3.7108-3.2878 6.2645h1.596c0.1197-2.1148 1.205-3.9662 2.833-5.1233zm9.8875 5.1233h1.596c-0.1197-2.5537-1.3806-4.8041-3.2878-6.2645l-1.1332 1.1412c1.612 1.1571 2.7053 3.0085 2.825 5.1233zm-1.5721 0.39901c0-2.4499-1.3088-4.5008-3.5911-5.0435v-0.54265c0-0.66236-0.53467-1.197-1.197-1.197-0.66236 0-1.197 0.53467-1.197 1.197v0.54265c-2.2903 0.54265-3.5911 2.5856-3.5911 5.0435v3.9901l-1.596 1.596v0.79802h12.768v-0.79802l-1.596-1.596zm-4.7881 8.7782c0.11172 0 0.21546-8e-3 0.31921-0.03192 0.51871-0.11172 0.94166-0.46285 1.1491-0.94166 0.0798-0.19152 0.1197-0.39901 0.1197-0.62246h-3.1921c0.00798 0.87782 0.71822 1.596 1.604 1.596z' stroke-width='.79802'/%3E%3C/svg%3E");
+}