mapbox / mapbox/mapbox-maps-flutter

[BUG] when I load a vector tile layer, I hit on a feature,I can't get correct feature info

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#360 3 comments 0 reactions 0 assignees View on GitHub

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Dominant language
Dart
Stars
380
Forks
204
PR merge metrics
No merged PRs in 30d

Description

https://youtu.be/XmmtFKXeKf4

`MapWidget(

onMapCreated: (map) async {
mapboxMap = map;
map.logo.updateSettings(LogoSettings(
position: OrnamentPosition.BOTTOM_RIGHT, marginBottom: -100));
map.attribution
.updateSettings(AttributionSettings(marginBottom: -100));
map.location.updateSettings(LocationComponentSettings(enabled: true,pulsingEnabled: true));
var json = jsonEncode(_mapBoxStyle());
await mapboxMap?.loadStyleJson(json);

// loadMapConifg(map);
},
onTapListener: (e) {


mapboxMap
?.queryRenderedFeatures(
RenderedQueryGeometry(
value: json.encode(e.encode()),
type: Type.SCREEN_COORDINATE),
RenderedQueryOptions(layerIds: ["3926"]))
.then((value) {
if (value.length > 0) {
print(value[0]?.feature);
}
});
},
mapOptions: MapOptions(pixelRatio: 1),
cameraOptions: CameraOptions(
bearing: 0,
pitch: 0,
zoom: 14.3,
center: Point(coordinates: Position(125.201, 48.9394)).toJson()),
resourceOptions: ResourceOptions(
accessToken: )),
);`

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start with the MapWidget onTapListener and the queryRenderedFeatures call shown in the issue, then review the linked video and the RenderedQueryGeometry and RenderedQueryOptions values used for layer "3926". Reproduce the tap on the vector tile layer and verify that the returned feature information matches the tapped feature.

Written by the indexing model from the issue text.

Assessment

Tech stack
dart, flutter
Domain
mobile-dev
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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