2Gis Map SDK for Compose/ru.dgis.sdk.compose.map.controls.modern.traffic/DefaultTrafficViewModel

DefaultTrafficViewModel

class DefaultTrafficViewModel(map: Map) : TrafficViewModel

Default implementation of TrafficViewModel that integrates with TrafficControlModel.

Listens to the native traffic control model and exposes the current traffic score and status as kotlinx.coroutines.flow.StateFlow. Delegates click actions to the model.

Parameters

map

The map instance to control traffic for.

Constructors

DefaultTrafficViewModel

constructor(map: Map)

Properties

score

open override val score: StateFlow<Int?>

Observable state of the current traffic score (congestion level). null means the score is not available (e.g., region without traffic data).

status

open override val status: StateFlow<TrafficControlStatus>

Observable state of the current traffic control status. Determines the visual state of the control (enabled, disabled, loading, hidden).

Functions

onCleared

open override fun onCleared()

Releases resources when the view model is no longer needed.

onClicked

open override fun onClicked()

Called when the user clicks the traffic button. Typically toggles traffic layer visibility on the map.