refactor: switch many examples to TypeScript

packages/examples/package.json

@@ -16,6 +16,8 @@
     "@react-native-masked-view/masked-view": "^0.3.1",
     "@react-navigation/native": "^6.1.8",
     "@react-navigation/stack": "^6.3.25",
+    "@rneui/base": "^4.0.0-rc.8",
+    "@rneui/themed": "^4.0.0-rc.8",
     "@turf/along": "^6.5.0",
     "@turf/bbox-polygon": "^6.5.0",
     "@turf/distance": "^6.5.0",
@@ -26,10 +28,8 @@
     "debounce": "^2.0.0",
     "fbjs": "^3.0.5",
     "moment": "^2.30.1",
-    "prop-types": "^15.7.2",
     "react": "18.2.0",
     "react-native": "0.74.6",
-    "react-native-elements": "^3.4.3",
     "react-native-gesture-handler": "~2.16.1",
     "react-native-reanimated": "~3.10.1",
     "react-native-safe-area-context": "4.10.5",

packages/examples/src/examples/Animations/AnimateCircleAlongLine.tsx

@@ -0,0 +1,112 @@
+import MapLibreGL, { LineLayerStyle } from "@maplibre/maplibre-react-native";
+import { Feature, LineString, Point } from "geojson";
+import React, { useEffect, useState } from "react";
+
+import sheet from "../../styles/sheet";
+import RouteSimulator from "../../utils/RouteSimulator";
+import Page from "../common/Page";
+import PulseCircleLayer from "../common/PulseCircleLayer";
+
+const ROUTE_FEATURE: Feature<LineString> = {
+  type: "Feature",
+  geometry: {
+    type: "LineString",
+    coordinates: [
+      [8.070566386917108, 53.295365558646694],
+      [13.37432488261203, 52.50503393836857],
+      [7.218077210609579, 50.98270036522064],
+      [13.652081261390094, 49.583747114745165],
+      [8.1694637345079, 47.9516814815924],
+    ],
+  },
+  properties: {},
+};
+
+const layerStyles: {
+  route: LineLayerStyle;
+  progress: LineLayerStyle;
+} = {
+  route: {
+    lineColor: "white",
+    lineCap: "round",
+    lineWidth: 3,
+    lineOpacity: 0.84,
+  },
+  progress: {
+    lineColor: "#314ccd",
+    lineWidth: 3,
+  },
+};
+
+export default function AnimateCircleAlongLine() {
+  const [currentPoint, setCurrentPoint] =
+    useState<Feature<Point, { distance: number; nearestIndex: number }>>();
+
+  useEffect(() => {
+    const routeSimulator = new RouteSimulator(ROUTE_FEATURE);
+
+    routeSimulator.addListener(
+      (point: Feature<Point, { distance: number; nearestIndex: number }>) => {
+        setCurrentPoint(point);
+      },
+    );
+
+    routeSimulator.start();
+
+    return () => {
+      routeSimulator.stop();
+    };
+  }, []);
+
+  const renderProgressLine = () => {
+    if (!currentPoint) {
+      return null;
+    }
+
+    const { nearestIndex } = currentPoint.properties;
+    const coords = ROUTE_FEATURE.geometry.coordinates.filter(
+      (c, i) => i <= nearestIndex,
+    );
+    coords.push(currentPoint.geometry.coordinates);
+
+    if (coords.length < 2) {
+      return null;
+    }
+
+    const lineString: LineString = { type: "LineString", coordinates: coords };
+
+    return (
+      <MapLibreGL.Animated.ShapeSource id="progressSource" shape={lineString}>
+        {/* @ts-ignore */}
+        <MapLibreGL.Animated.LineLayer
+          id="progress-line"
+          style={layerStyles.progress}
+          aboveLayerID="route-line"
+        />
+      </MapLibreGL.Animated.ShapeSource>
+    );
+  };
+
+  return (
+    <Page>
+      <MapLibreGL.MapView style={sheet.matchParent}>
+        <MapLibreGL.Camera
+          defaultSettings={{
+            bounds: {
+              ne: [-3.419709, 44.452929],
+              sw: [25.309539, 55.766941],
+            },
+          }}
+        />
+
+        <MapLibreGL.ShapeSource id="route-source" shape={ROUTE_FEATURE}>
+          <MapLibreGL.LineLayer id="route-line" style={layerStyles.route} />
+        </MapLibreGL.ShapeSource>
+
+        {currentPoint && <PulseCircleLayer shape={currentPoint} />}
+
+        {renderProgressLine()}
+      </MapLibreGL.MapView>
+    </Page>
+  );
+}