Added basic tile caching

tlm-solutions · Jan 24, 2023 · 32e8161 · 32e8161
1 parent c7a66ea
commit 32e8161
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Showing 3 changed files with 89 additions and 3 deletions.
diff --git a/lib/widgets/recording_map.dart b/lib/widgets/recording_map.dart
@@ -1,3 +1,4 @@
+import 'package:cached_network_image/cached_network_image.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter_map/flutter_map.dart';
@@ -59,9 +60,9 @@ class _RecordingMapState extends State<RecordingMap> {
           nonRotatedChildren: const [_MapAttribution()],
           children: [
             TileLayer(
-              urlTemplate: "https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png",
-              subdomains: const ["a", "b", "c"],
-              userAgentPackageName: "solutions.tlm.stasi",
+              urlTemplate: "https://tile.openstreetmap.org/{z}/{x}/{y}.png",
+              userAgentPackageName: "solutions.dvb.stasi",
+              tileProvider: _CachedTileProvider(),
               tileBuilder: darkModeTileBuilder,
               backgroundColor: Colors.black54,
             ),
@@ -190,3 +191,16 @@ LatLngBounds _getBoundsFromPoints(List<LatLng> points) {
 
   return bounds;
 }
+
+class _CachedTileProvider extends TileProvider {
+
+  @override
+  ImageProvider<Object> getImage(Coords<num> coords, TileLayer options) =>
+      CachedNetworkImageProvider(
+        getTileUrl(coords, options),
+        // im not sure if it respects the cache-control headers
+        // let's hope it does
+        headers: headers,
+      );
+
+}
diff --git a/pubspec.lock b/pubspec.lock
@@ -24,6 +24,27 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.1.0"
+  cached_network_image:
+    dependency: "direct main"
+    description:
+      name: cached_network_image
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.2.3"
+  cached_network_image_platform_interface:
+    dependency: transitive
+    description:
+      name: cached_network_image_platform_interface
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.0"
+  cached_network_image_web:
+    dependency: transitive
+    description:
+      name: cached_network_image_web
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.2"
   characters:
     dependency: transitive
     description:
@@ -45,6 +66,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.16.0"
+  crypto:
+    dependency: transitive
+    description:
+      name: crypto
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.2"
   cupertino_icons:
     dependency: "direct main"
     description:
@@ -78,6 +106,20 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  flutter_blurhash:
+    dependency: transitive
+    description:
+      name: flutter_blurhash
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.7.0"
+  flutter_cache_manager:
+    dependency: "direct main"
+    description:
+      name: flutter_cache_manager
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.3.0"
   flutter_lints:
     dependency: "direct dev"
     description:
@@ -193,6 +235,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.0"
+  octo_image:
+    dependency: transitive
+    description:
+      name: octo_image
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.2"
   path:
     dependency: "direct main"
     description:
@@ -249,6 +298,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.1.3"
+  pedantic:
+    dependency: transitive
+    description:
+      name: pedantic
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.11.1"
   petitparser:
     dependency: transitive
     description:
@@ -312,6 +368,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "3.1.0"
+  rxdart:
+    dependency: transitive
+    description:
+      name: rxdart
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.27.7"
   shared_preferences:
     dependency: "direct main"
     description:
@@ -513,6 +576,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "3.0.1"
+  uuid:
+    dependency: transitive
+    description:
+      name: uuid
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.7"
   vector_math:
     dependency: transitive
     description:

diff --git a/pubspec.yaml b/pubspec.yaml
@@ -47,6 +47,8 @@ dependencies:
   flutter_map: ^3.1.0
   latlong2: ^0.8.1
   url_launcher: ^6.1.7
+  flutter_cache_manager: ^3.3.0
+  cached_network_image: ^3.2.3
 
 dev_dependencies:
   flutter_test: