feat: option to disable gestures (josxha#44)

- [x] update example app
- [x] web implementation
- [x] android implementation

android/src/main/kotlin/com/github/josxha/maplibre/MapLibreMapController.kt

@@ -1,5 +1,6 @@
 package com.github.josxha.maplibre
 
+import CameraChangeReason
 import LngLat
 import LngLatBounds
 import MapCamera
@@ -71,7 +72,7 @@ class MapLibreMapController(
     private var style: Style? = null
 
     init {
-        val channelSuffix = viewId.toString();
+        val channelSuffix = viewId.toString()
         MapLibreHostApi.setUp(binaryMessenger, this, channelSuffix)
         flutterApi = MapLibreFlutterApi(binaryMessenger, channelSuffix)
         flutterApi.getOptions { result: Result<MapOptions> ->
@@ -165,7 +166,7 @@ class MapLibreMapController(
         if (bearing != null) camera.bearing(bearing)
         val cameraUpdate = CameraUpdateFactory.newCameraPosition(camera.build())
         mapLibreMap.moveCamera(cameraUpdate)
-        callback(Result.success(Unit));
+        callback(Result.success(Unit))
     }
 
     override fun flyTo(
@@ -198,7 +199,7 @@ class MapLibreMapController(
         lat: Double,
         callback: (Result<ScreenLocation>) -> Unit
     ) {
-        val location = mapLibreMap.projection.toScreenLocation(LatLng(lat, lng));
+        val location = mapLibreMap.projection.toScreenLocation(LatLng(lat, lng))
         callback(Result.success(ScreenLocation(location.x.toDouble(), location.y.toDouble())))
     }
 
@@ -592,5 +593,22 @@ class MapLibreMapController(
             )
             mapLibreMap.setLatLngBoundsForCameraTarget(bounds)
         }
+
+        // gestures
+        if (options.gestures.rotate != mapOptions.gestures.rotate) {
+            mapLibreMap.uiSettings.isRotateGesturesEnabled = options.gestures.rotate
+        }
+        if (options.gestures.pan != mapOptions.gestures.pan) {
+            mapLibreMap.uiSettings.isRotateGesturesEnabled = options.gestures.pan
+        }
+        if (options.gestures.zoom != mapOptions.gestures.zoom) {
+            mapLibreMap.uiSettings.isZoomGesturesEnabled = options.gestures.zoom
+            mapLibreMap.uiSettings.isDoubleTapGesturesEnabled = options.gestures.zoom
+            mapLibreMap.uiSettings.isScrollGesturesEnabled = options.gestures.zoom
+            mapLibreMap.uiSettings.isQuickZoomGesturesEnabled = options.gestures.zoom
+        }
+        if (options.gestures.tilt != mapOptions.gestures.tilt) {
+            mapLibreMap.uiSettings.isTiltGesturesEnabled = options.gestures.tilt
+        }
     }
 }

android/src/main/kotlin/com/github/josxha/maplibre/Pigeon.g.kt

@@ -124,7 +124,9 @@ data class MapOptions (
   /** If the native map should listen to click events. */
   val listensOnClick: Boolean,
   /** If the native map should listen to long click events. */
-  val listensOnLongClick: Boolean
+  val listensOnLongClick: Boolean,
+  /** The map gestures. */
+  val gestures: MapGestures
 )
  {
   companion object {
@@ -141,7 +143,8 @@ data class MapOptions (
       val maxTilt = pigeonVar_list[9] as Double
       val listensOnClick = pigeonVar_list[10] as Boolean
       val listensOnLongClick = pigeonVar_list[11] as Boolean
-      return MapOptions(style, zoom, tilt, bearing, center, maxBounds, minZoom, maxZoom, minTilt, maxTilt, listensOnClick, listensOnLongClick)
+      val gestures = pigeonVar_list[12] as MapGestures
+      return MapOptions(style, zoom, tilt, bearing, center, maxBounds, minZoom, maxZoom, minTilt, maxTilt, listensOnClick, listensOnLongClick, gestures)
     }
   }
   fun toList(): List<Any?> {
@@ -158,6 +161,42 @@ data class MapOptions (
       maxTilt,
       listensOnClick,
       listensOnLongClick,
+      gestures,
+    )
+  }
+}
+
+/**
+ * Map gestures
+ *
+ * Generated class from Pigeon that represents data sent in messages.
+ */
+data class MapGestures (
+  /** Rotate the map bearing. */
+  val rotate: Boolean,
+  /** Move the center of the map around. */
+  val pan: Boolean,
+  /** Zoom the map in and out. */
+  val zoom: Boolean,
+  /** Tilt (pitch) the map camera. */
+  val tilt: Boolean
+)
+ {
+  companion object {
+    fun fromList(pigeonVar_list: List<Any?>): MapGestures {
+      val rotate = pigeonVar_list[0] as Boolean
+      val pan = pigeonVar_list[1] as Boolean
+      val zoom = pigeonVar_list[2] as Boolean
+      val tilt = pigeonVar_list[3] as Boolean
+      return MapGestures(rotate, pan, zoom, tilt)
+    }
+  }
+  fun toList(): List<Any?> {
+    return listOf(
+      rotate,
+      pan,
+      zoom,
+      tilt,
     )
   }
 }
@@ -302,20 +341,25 @@ private open class PigeonPigeonCodec : StandardMessageCodec() {
       }
       133.toByte() -> {
         return (readValue(buffer) as? List<Any?>)?.let {
-          LngLat.fromList(it)
+          MapGestures.fromList(it)
         }
       }
       134.toByte() -> {
         return (readValue(buffer) as? List<Any?>)?.let {
-          ScreenLocation.fromList(it)
+          LngLat.fromList(it)
         }
       }
       135.toByte() -> {
         return (readValue(buffer) as? List<Any?>)?.let {
-          MapCamera.fromList(it)
+          ScreenLocation.fromList(it)
         }
       }
       136.toByte() -> {
+        return (readValue(buffer) as? List<Any?>)?.let {
+          MapCamera.fromList(it)
+        }
+      }
+      137.toByte() -> {
         return (readValue(buffer) as? List<Any?>)?.let {
           LngLatBounds.fromList(it)
         }
@@ -341,22 +385,26 @@ private open class PigeonPigeonCodec : StandardMessageCodec() {
         stream.write(132)
         writeValue(stream, value.toList())
       }
-      is LngLat -> {
+      is MapGestures -> {
         stream.write(133)
         writeValue(stream, value.toList())
       }
-      is ScreenLocation -> {
+      is LngLat -> {
         stream.write(134)
         writeValue(stream, value.toList())
       }
-      is MapCamera -> {
+      is ScreenLocation -> {
         stream.write(135)
         writeValue(stream, value.toList())
       }
-      is LngLatBounds -> {
+      is MapCamera -> {
         stream.write(136)
         writeValue(stream, value.toList())
       }
+      is LngLatBounds -> {
+        stream.write(137)
+        writeValue(stream, value.toList())
+      }
       else -> super.writeValue(stream, value)
     }
   }

example/lib/gestures_page.dart

@@ -0,0 +1,68 @@
+import 'package:flutter/material.dart';
+import 'package:maplibre/maplibre.dart';
+
+@immutable
+class GesturesPage extends StatefulWidget {
+  const GesturesPage({super.key});
+
+  static const location = '/gestures';
+
+  @override
+  State<GesturesPage> createState() => _GesturesPageState();
+}
+
+class _GesturesPageState extends State<GesturesPage> {
+  final _selections = Map.fromEntries(
+    Gestures.values.map((e) => MapEntry(e, false)),
+  );
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(title: const Text('Gestures')),
+      body: Column(
+        children: [
+          Padding(
+            padding: const EdgeInsets.all(8),
+            child: Wrap(
+              spacing: 8,
+              runSpacing: 8,
+              children: Gestures.values
+                  .map(
+                    (e) => ChoiceChip(
+                      label: Text(e.name),
+                      selected: _selections[e]!,
+                      onSelected: (value) => setState(() {
+                        _selections[e] = !_selections[e]!;
+                      }),
+                    ),
+                  )
+                  .toList(growable: false),
+            ),
+          ),
+          Expanded(
+            child: MapLibreMap(
+              options: MapOptions(
+                center: Position(9.17, 47.68),
+                zoom: 3,
+                gestures: MapGestures(
+                  rotate: _selections[Gestures.rotate]!,
+                  pan: _selections[Gestures.pan]!,
+                  zoom: _selections[Gestures.zoom]!,
+                  pitch: _selections[Gestures.tilt]!,
+                ),
+              ),
+            ),
+          ),
+        ],
+      ),
+    );
+  }
+}
+
+enum Gestures {
+  rotate,
+  pan,
+  zoom,
+  tilt;
+}

example/lib/main.dart

@@ -3,6 +3,7 @@ import 'package:maplibre_example/animation_page.dart';
 import 'package:maplibre_example/annotations_page.dart';
 import 'package:maplibre_example/controller_page.dart';
 import 'package:maplibre_example/events_page.dart';
+import 'package:maplibre_example/gestures_page.dart';
 import 'package:maplibre_example/kiosk_page.dart';
 import 'package:maplibre_example/layers_circle_page.dart';
 import 'package:maplibre_example/layers_fill_extrusion_page.dart';
@@ -35,6 +36,7 @@ class MyApp extends StatelessWidget {
         MenuPage.location: (context) => const MenuPage(),
         KioskPage.location: (context) => const KioskPage(),
         AnimationPage.location: (context) => const AnimationPage(),
+        GesturesPage.location: (context) => const GesturesPage(),
         EventsPage.location: (context) => const EventsPage(),
         StyledMapPage.location: (context) => const StyledMapPage(),
         LayersSymbolPage.location: (context) => const LayersSymbolPage(),

example/lib/menu_page.dart

@@ -4,6 +4,7 @@ import 'package:maplibre_example/animation_page.dart';
 import 'package:maplibre_example/annotations_page.dart';
 import 'package:maplibre_example/controller_page.dart';
 import 'package:maplibre_example/events_page.dart';
+import 'package:maplibre_example/gestures_page.dart';
 import 'package:maplibre_example/layers_circle_page.dart';
 import 'package:maplibre_example/layers_fill_extrusion_page.dart';
 import 'package:maplibre_example/layers_fill_page.dart';
@@ -48,6 +49,11 @@ class MenuPage extends StatelessWidget {
                 iconData: Icons.build,
                 location: ParametersPage.location,
               ),
+              ItemCard(
+                label: 'Gestures',
+                iconData: Icons.back_hand,
+                location: GesturesPage.location,
+              ),
               ItemCard(
                 label: 'Events',
                 iconData: Icons.notifications,