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Configurable zoom behaviors, desensitize double tap + drag

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This commit is contained in:
stopflock
2025-11-07 14:29:08 -06:00
parent 4cdbb9f404
commit b0a4128bb7
4 changed files with 17 additions and 2 deletions
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7
lib/dev_config.dart
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@@ -82,6 +82,13 @@ const int kProximityAlertMinDistance = 50; // meters
const int kProximityAlertMaxDistance = 1000; // meters
const Duration kProximityAlertCooldown = Duration(minutes: 10); // Cooldown between alerts for same node
// Map interaction configuration
const double kNodeDoubleTapZoomDelta = 1.0; // How much to zoom in when double-tapping nodes (was 1.0)
const double kDoubleTapDragZoomSensitivity = 0.01; // Sensitivity for double-tap-drag zoom (reduced from ~0.002 to make less sensitive)
const double kScrollWheelVelocity = 0.005; // Mouse scroll wheel zoom speed (default 0.005)
const double kPinchZoomThreshold = 0.5; // How much pinch required to start zoom (default 0.5)
const double kPinchMoveThreshold = 40.0; // How much drag required for two-finger pan (default 40.0)
// Tile fetch retry parameters (configurable backoff system)
const int kTileFetchMaxAttempts = 16; // Number of retry attempts before giving up
const int kTileFetchInitialDelayMs = 500; // Base delay for first retry (1 second)

2
lib/widgets/map/camera_markers.dart
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@@ -49,7 +49,7 @@ class _CameraMapMarkerState extends State<CameraMapMarker> {
void _onDoubleTap() {
_tapTimer?.cancel();
widget.mapController.move(widget.node.coord, widget.mapController.camera.zoom + 1);
widget.mapController.move(widget.node.coord, widget.mapController.camera.zoom + kNodeDoubleTapZoomDelta);
}
@override

2
lib/widgets/map/suspected_location_markers.dart
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@@ -47,7 +47,7 @@ class _SuspectedLocationMapMarkerState extends State<SuspectedLocationMapMarker>
void _onDoubleTap() {
_tapTimer?.cancel();
widget.mapController.move(widget.location.centroid, widget.mapController.camera.zoom + 1);
widget.mapController.move(widget.location.centroid, widget.mapController.camera.zoom + kNodeDoubleTapZoomDelta);
}
@override

8
lib/widgets/map_view.dart
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@@ -554,6 +554,14 @@ class MapViewState extends State<MapView> {
initialCenter: _gpsController.currentLocation ?? _positionManager.initialLocation ?? LatLng(37.7749, -122.4194),
initialZoom: _positionManager.initialZoom ?? 15,
maxZoom: (appState.selectedTileType?.maxZoom ?? 18).toDouble(),
interactionOptions: InteractionOptions(
doubleTapDragZoomChangeCalculator: (verticalOffset, camera) {
return verticalOffset * kDoubleTapDragZoomSensitivity;
},
scrollWheelVelocity: kScrollWheelVelocity,
pinchZoomThreshold: kPinchZoomThreshold,
pinchMoveThreshold: kPinchMoveThreshold,
),
onPositionChanged: (pos, gesture) {
setState(() {}); // Instant UI update for zoom, etc.
if (gesture) {