Node / meshtastic / Meshtastic-Android / files / app / src / fdroid / kotlin / org / meshtastic / app / map / MapViewWithLifecycle.kt

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T8b949e/*

* Copyright (c) 2025-2026 Meshtastic LLC

*

* This program is free software: you can redistribute it and/or modify

* it under the terms of the GNU General Public License as published by

* the Free Software Foundation, either version 3 of the License, or

* (at your option) any later version.

*

* This program is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

* GNU General Public License for more details.

*

* You should have received a copy of the GNU General Public License

* along with this program. If not, see <https://www.gnu.org/licenses/>.

*/

Tff7b72package T7ee787org.meshtastic.app.map

Tff7b72import T7ee787androidx.compose.runtime.Composable

Tff7b72import T7ee787androidx.compose.runtime.DisposableEffect

Tff7b72import T7ee787androidx.compose.runtime.getValue

Tff7b72import T7ee787androidx.compose.runtime.mutableDoubleStateOf

Tff7b72import T7ee787androidx.compose.runtime.mutableStateOf

Tff7b72import T7ee787androidx.compose.runtime.remember

Tff7b72import T7ee787androidx.compose.runtime.saveable.Saver

Tff7b72import T7ee787androidx.compose.runtime.saveable.rememberSaveable

Tff7b72import T7ee787androidx.compose.runtime.setValue

Tff7b72import T7ee787androidx.compose.ui.platform.LocalContext

Tff7b72import T7ee787androidx.lifecycle.Lifecycle

Tff7b72import T7ee787androidx.lifecycle.LifecycleEventObserver

Tff7b72import T7ee787androidx.lifecycle.compose.LocalLifecycleOwner

Tff7b72import T7ee787org.osmdroid.config.Configuration

Tff7b72import T7ee787org.osmdroid.tileprovider.tilesource.ITileSource

Tff7b72import T7ee787org.osmdroid.tileprovider.tilesource.TileSourceFactory

Tff7b72import T7ee787org.osmdroid.util.BoundingBox

Tff7b72import T7ee787org.osmdroid.util.GeoPoint

Tff7b72import T7ee787org.osmdroid.views.CustomZoomButtonsController

Tff7b72import T7ee787org.osmdroid.views.MapView

Tff7b72private Tff7b72const Tff7b72val Te6edf3MIN_ZOOM_LEVEL Tff7b72= T79c0ff1.5

Tff7b72private Tff7b72const Tff7b72val Te6edf3MAX_ZOOM_LEVEL Tff7b72= T79c0ff2T79c0ff0.0

Tff7b72private Tff7b72const Tff7b72val Te6edf3DEFAULT_ZOOM_LEVEL Tff7b72= T79c0ff1T79c0ff5.0

Tf0883e@SuppressTb4b4b4(Ta5d6ff"Ta5d6ffMagicNumberTa5d6ff"Tb4b4b4)

Tf0883e@Composable

Tff7b72fun Td2a8ffrememberMapViewWithLifecycleTb4b4b4(

Te6edf3applicationIdTb4b4b4: Tffa657StringTb4b4b4,

Te6edf3boxTb4b4b4: Te6edf3BoundingBoxTb4b4b4,

Te6edf3tileSourceTb4b4b4: Te6edf3ITileSource Tff7b72= Te6edf3TileSourceFactoryTb4b4b4.Te6edf3DEFAULT_TILE_SOURCETb4b4b4,

Tb4b4b4)Tb4b4b4: Te6edf3MapView Tb4b4b4{

Tff7b72val Te6edf3zoom Tff7b72=

Tff7b72if Tb4b4b4(Te6edf3boxTb4b4b4.Te6edf3requiredZoomLevelTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3isFiniteTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Tb4b4b4(Te6edf3boxTb4b4b4.Te6edf3requiredZoomLevelTb4b4b4(Tb4b4b4) Tff7b72- T79c0ff0.5Tb4b4b4)Tb4b4b4.Te6edf3coerceAtLeastTb4b4b4(Te6edf3MIN_ZOOM_LEVELTb4b4b4)

Tb4b4b4} Tff7b72else Tb4b4b4{

Te6edf3DEFAULT_ZOOM_LEVEL

Tb4b4b4}

Tff7b72val Te6edf3center Tff7b72= Te6edf3GeoPointTb4b4b4(Te6edf3boxTb4b4b4.Te6edf3centerLatitudeTb4b4b4, Te6edf3boxTb4b4b4.Te6edf3centerLongitudeTb4b4b4)

Tff7b72return Te6edf3rememberMapViewWithLifecycleTb4b4b4(

Te6edf3applicationId Tff7b72= Te6edf3applicationIdTb4b4b4,

Te6edf3zoomLevel Tff7b72= Te6edf3zoomTb4b4b4,

Te6edf3mapCenter Tff7b72= Te6edf3centerTb4b4b4,

Te6edf3tileSource Tff7b72= Te6edf3tileSourceTb4b4b4,

Tb4b4b4)

Tb4b4b4}

Tf0883e@SuppressTb4b4b4(Ta5d6ff"Ta5d6ffLongMethodTa5d6ff"Tb4b4b4)

Tf0883e@Composable

Tff7b72internal Tff7b72fun Td2a8ffrememberMapViewWithLifecycleTb4b4b4(

Te6edf3applicationIdTb4b4b4: Tffa657StringTb4b4b4,

Te6edf3zoomLevelTb4b4b4: Tffa657Double Tff7b72= Te6edf3MIN_ZOOM_LEVELTb4b4b4,

Te6edf3mapCenterTb4b4b4: Te6edf3GeoPoint Tff7b72= Te6edf3GeoPointTb4b4b4(T79c0ff0.0Tb4b4b4, T79c0ff0.0Tb4b4b4)Tb4b4b4,

Te6edf3tileSourceTb4b4b4: Te6edf3ITileSource Tff7b72= Te6edf3TileSourceFactoryTb4b4b4.Te6edf3DEFAULT_TILE_SOURCETb4b4b4,

Tb4b4b4)Tb4b4b4: Te6edf3MapView Tb4b4b4{

Tff7b72var Te6edf3savedZoom Tff7b72by Te6edf3rememberSaveable Tb4b4b4{ Te6edf3mutableDoubleStateOfTb4b4b4(Te6edf3zoomLevelTb4b4b4) Tb4b4b4}

Tff7b72var Te6edf3savedCenter Tff7b72by

Te6edf3rememberSaveableTb4b4b4(

Te6edf3stateSaver Tff7b72=

Te6edf3SaverTb4b4b4(

Te6edf3save Tff7b72= Tb4b4b4{ Te6edf3mapOfTb4b4b4(Ta5d6ff"Ta5d6fflatitudeTa5d6ff" Te6edf3to Tffa657itTb4b4b4.Te6edf3latitudeTb4b4b4, Ta5d6ff"Ta5d6fflongitudeTa5d6ff" Te6edf3to Tffa657itTb4b4b4.Te6edf3longitudeTb4b4b4) Tb4b4b4}Tb4b4b4,

Te6edf3restore Tff7b72= Tb4b4b4{ Te6edf3GeoPointTb4b4b4(Tffa657itTff7b72[Ta5d6ff"Ta5d6fflatitudeTa5d6ff"Tff7b72] Tff7b72?: T79c0ff0.0Tb4b4b4, Tffa657itTff7b72[Ta5d6ff"Ta5d6fflongitudeTa5d6ff"Tff7b72] Tff7b72?: Tb4b4b4.T79c0ff0Tb4b4b4) Tb4b4b4}Tb4b4b4,

Tb4b4b4)Tb4b4b4,

Tb4b4b4) Tb4b4b4{

Te6edf3mutableStateOfTb4b4b4(Te6edf3mapCenterTb4b4b4)

Tb4b4b4}

Tff7b72val Te6edf3context Tff7b72= Te6edf3LocalContextTb4b4b4.Te6edf3current

Tff7b72val Te6edf3mapView Tff7b72= Te6edf3remember Tb4b4b4{

Te6edf3MapViewTb4b4b4(Te6edf3contextTb4b4b4)Tb4b4b4.Te6edf3apply Tb4b4b4{

Te6edf3clipToOutline Tff7b72= Tff7b72true

T8b949e// Required to get online tiles

Te6edf3ConfigurationTb4b4b4.Te6edf3getInstanceTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3userAgentValue Tff7b72= Te6edf3applicationId

Te6edf3setTileSourceTb4b4b4(Te6edf3tileSourceTb4b4b4)

Te6edf3isVerticalMapRepetitionEnabled Tff7b72= Tff7b72false T8b949e// disables map repetition

Te6edf3setMultiTouchControlsTb4b4b4(Tff7b72trueTb4b4b4)

Tff7b72val Te6edf3bounds Tff7b72= Te6edf3overlayManagerTb4b4b4.Te6edf3tilesOverlayTb4b4b4.Te6edf3bounds T8b949e// bounds scrollable map

Te6edf3setScrollableAreaLimitLatitudeTb4b4b4(Te6edf3boundsTb4b4b4.Te6edf3actualNorthTb4b4b4, Te6edf3boundsTb4b4b4.Te6edf3actualSouthTb4b4b4, T79c0ff0Tb4b4b4)

T8b949e// scales the map tiles to the display density of the screen

Te6edf3isTilesScaledToDpi Tff7b72= Tff7b72true

T8b949e// sets the minimum zoom level (the furthest out you can zoom)

Te6edf3minZoomLevel Tff7b72= Te6edf3MIN_ZOOM_LEVEL

Te6edf3maxZoomLevel Tff7b72= Te6edf3MAX_ZOOM_LEVEL

T8b949e// Disables default +/- button for zooming

Te6edf3zoomControllerTb4b4b4.Te6edf3setVisibilityTb4b4b4(Te6edf3CustomZoomButtonsControllerTb4b4b4.Te6edf3VisibilityTb4b4b4.Te6edf3SHOW_AND_FADEOUTTb4b4b4)

Te6edf3controllerTb4b4b4.Te6edf3setZoomTb4b4b4(Te6edf3savedZoomTb4b4b4)

Te6edf3controllerTb4b4b4.Te6edf3setCenterTb4b4b4(Te6edf3savedCenterTb4b4b4)

Tb4b4b4}

Tb4b4b4}

Tff7b72val Te6edf3lifecycle Tff7b72= Te6edf3LocalLifecycleOwnerTb4b4b4.Te6edf3currentTb4b4b4.Te6edf3lifecycle

Te6edf3DisposableEffectTb4b4b4(Te6edf3lifecycleTb4b4b4) Tb4b4b4{

Tff7b72val Te6edf3observer Tff7b72= Te6edf3LifecycleEventObserver Tb4b4b4{ Te6edf3_Tb4b4b4, Te6edf3event Tff7b72-Tff7b72>

Tff7b72when Tb4b4b4(Te6edf3eventTb4b4b4) Tb4b4b4{

Te6edf3LifecycleTb4b4b4.Te6edf3EventTb4b4b4.Te6edf3ON_PAUSE Tff7b72-Tff7b72> Tb4b4b4{

Te6edf3mapViewTb4b4b4.Te6edf3onPauseTb4b4b4(Tb4b4b4)

Tb4b4b4}

Te6edf3LifecycleTb4b4b4.Te6edf3EventTb4b4b4.Te6edf3ON_RESUME Tff7b72-Tff7b72> Tb4b4b4{

Te6edf3mapViewTb4b4b4.Te6edf3onResumeTb4b4b4(Tb4b4b4)

Tb4b4b4}

Te6edf3LifecycleTb4b4b4.Te6edf3EventTb4b4b4.Te6edf3ON_STOP Tff7b72-Tff7b72> Tb4b4b4{

Te6edf3savedCenter Tff7b72= Te6edf3mapViewTb4b4b4.Te6edf3projectionTb4b4b4.Te6edf3currentCenter

Te6edf3savedZoom Tff7b72= Te6edf3mapViewTb4b4b4.Te6edf3zoomLevelDouble

Tb4b4b4}

Tff7b72else Tff7b72-Tff7b72> Tb4b4b4{Tb4b4b4}

Tb4b4b4}

Tb4b4b4}

Te6edf3lifecycleTb4b4b4.Te6edf3addObserverTb4b4b4(Te6edf3observerTb4b4b4)

Te6edf3onDispose Tb4b4b4{ Te6edf3lifecycleTb4b4b4.Te6edf3removeObserverTb4b4b4(Te6edf3observerTb4b4b4) Tb4b4b4}

Tb4b4b4}

Tff7b72return Te6edf3mapView

Tb4b4b4}