diff options
Diffstat (limited to 'android-app/app/src')
3 files changed, 96 insertions, 4 deletions
diff --git a/android-app/app/src/main/kotlin/org/terst/nav/MainActivity.kt b/android-app/app/src/main/kotlin/org/terst/nav/MainActivity.kt index f9d4dbd..252761e 100644 --- a/android-app/app/src/main/kotlin/org/terst/nav/MainActivity.kt +++ b/android-app/app/src/main/kotlin/org/terst/nav/MainActivity.kt @@ -15,9 +15,11 @@ import android.widget.Toast import androidx.activity.result.contract.ActivityResultContracts import androidx.activity.viewModels import androidx.appcompat.app.AppCompatActivity +import androidx.cardview.widget.CardView import androidx.core.content.ContextCompat import androidx.lifecycle.lifecycleScope import com.google.android.material.bottomnavigation.BottomNavigationView +import com.google.android.material.button.MaterialButton import com.google.android.material.bottomsheet.BottomSheetBehavior import com.google.android.material.floatingactionbutton.FloatingActionButton import kotlinx.coroutines.Dispatchers @@ -53,6 +55,10 @@ class MainActivity : AppCompatActivity(), SafetyFragment.SafetyListener { private lateinit var bottomSheetBehavior: BottomSheetBehavior<View> private lateinit var fragmentContainer: FrameLayout private lateinit var fabRecordTrack: FloatingActionButton + private lateinit var fabMob: FloatingActionButton + private lateinit var fabRecenter: MaterialButton + private lateinit var bottomSheet: CardView + private lateinit var bottomNav: BottomNavigationView private val safetyFragment = SafetyFragment().apply { setSafetyListener(this@MainActivity) } private val viewModel: MainViewModel by viewModels() @@ -83,14 +89,20 @@ class MainActivity : AppCompatActivity(), SafetyFragment.SafetyListener { setupBottomNavigation() setupHandlers() - findViewById<FloatingActionButton>(R.id.fab_mob).setOnClickListener { - onActivateMob() - } - fabRecordTrack = findViewById(R.id.fab_record_track) fabRecordTrack.setOnClickListener { if (viewModel.isRecording.value) viewModel.stopTrack() else viewModel.startTrack() } + + fabMob = findViewById(R.id.fab_mob) + fabMob.setOnClickListener { onActivateMob() } + fabRecenter = findViewById(R.id.fab_recenter) + bottomSheet = findViewById(R.id.instrument_bottom_sheet) + bottomNav = findViewById(R.id.bottom_navigation) + + fabRecenter.setOnClickListener { + mapHandler?.recenter() + } // Observe immediately — pure UI state, not gated on GPS permission lifecycleScope.launch { viewModel.isRecording.collect { recording -> @@ -232,6 +244,17 @@ class MainActivity : AppCompatActivity(), SafetyFragment.SafetyListener { mapView?.onCreate(null) mapView?.getMapAsync { maplibreMap -> mapHandler = MapHandler(maplibreMap) + lifecycleScope.launch { + mapHandler!!.isFollowing.collect { following -> + if (following) { + fadeOut(fabRecenter, gone = true) + fadeIn(bottomSheet, bottomNav, fabMob, fabRecordTrack) + } else { + fadeOut(bottomSheet, bottomNav, fabMob, fabRecordTrack, gone = true) + fadeIn(fabRecenter) + } + } + } val style = Style.Builder() .fromUri("https://tiles.openfreemap.org/styles/liberty") .withSource(RasterSource("openseamap-source", @@ -309,6 +332,23 @@ class MainActivity : AppCompatActivity(), SafetyFragment.SafetyListener { return PolarTable(curves) } + private fun fadeOut(vararg views: View, gone: Boolean = false) { + views.forEach { v -> + v.animate().alpha(0f).setDuration(150).withEndAction { + v.visibility = if (gone) View.GONE else View.INVISIBLE + }.start() + } + } + + private fun fadeIn(vararg views: View) { + views.forEach { v -> + if (v.visibility == View.VISIBLE && v.alpha == 1f) return@forEach + v.alpha = 0f + v.visibility = View.VISIBLE + v.animate().alpha(1f).setDuration(150).start() + } + } + override fun onStart() { super.onStart(); mapView?.onStart() } override fun onPause() { super.onPause(); mapView?.onPause() } override fun onStop() { super.onStop(); mapView?.onStop() } diff --git a/android-app/app/src/main/kotlin/org/terst/nav/ui/MapHandler.kt b/android-app/app/src/main/kotlin/org/terst/nav/ui/MapHandler.kt index cbc2e90..7c82808 100644 --- a/android-app/app/src/main/kotlin/org/terst/nav/ui/MapHandler.kt +++ b/android-app/app/src/main/kotlin/org/terst/nav/ui/MapHandler.kt @@ -24,12 +24,35 @@ import org.terst.nav.TidalCurrentState import org.terst.nav.track.TrackPoint import kotlin.math.cos import kotlin.math.sin +import kotlinx.coroutines.flow.MutableStateFlow +import kotlinx.coroutines.flow.StateFlow +import kotlinx.coroutines.flow.asStateFlow /** * Handles MapLibre initialization, layers, and updates. */ class MapHandler(private val maplibreMap: MapLibreMap) { + init { + maplibreMap.addOnCameraMoveStartedListener { reason -> + if (reason == MapLibreMap.OnCameraMoveStartedListener.REASON_API_GESTURE) { + _isFollowing.value = false + } + } + maplibreMap.addOnCameraIdleListener { + if (!_isFollowing.value) { + lastZoom = maplibreMap.cameraPosition.zoom + } + } + } + + private val _isFollowing = MutableStateFlow(true) + val isFollowing: StateFlow<Boolean> = _isFollowing.asStateFlow() + + private var lastLat: Double = 0.0 + private var lastLon: Double = 0.0 + private var lastZoom: Double = 14.0 + private val ANCHOR_POINT_SOURCE_ID = "anchor-point-source" private val ANCHOR_CIRCLE_SOURCE_ID = "anchor-circle-source" private val ANCHOR_POINT_LAYER_ID = "anchor-point-layer" @@ -95,6 +118,9 @@ class MapHandler(private val maplibreMap: MapLibreMap) { * Centers the map on the specified location. */ fun centerOnLocation(lat: Double, lon: Double, zoom: Double = 14.0) { + lastLat = lat + lastLon = lon + if (!_isFollowing.value) return val position = CameraPosition.Builder() .target(LatLng(lat, lon)) .zoom(zoom) @@ -103,6 +129,16 @@ class MapHandler(private val maplibreMap: MapLibreMap) { } /** + * Restores auto-follow mode and animates the camera back to the last known GPS position. + * No-op if no GPS fix has been received yet. + */ + fun recenter() { + if (lastLat == 0.0 && lastLon == 0.0) return + _isFollowing.value = true + centerOnLocation(lastLat, lastLon, lastZoom) + } + + /** * Updates the anchor watch visualization on the map. */ fun updateAnchorWatch(state: AnchorWatchState) { diff --git a/android-app/app/src/main/res/layout/activity_main.xml b/android-app/app/src/main/res/layout/activity_main.xml index b4221ed..a3d347f 100644 --- a/android-app/app/src/main/res/layout/activity_main.xml +++ b/android-app/app/src/main/res/layout/activity_main.xml @@ -25,6 +25,22 @@ android:visibility="gone" android:background="?attr/colorSurface" /> + <com.google.android.material.button.MaterialButton + android:id="@+id/fab_recenter" + android:layout_width="wrap_content" + android:layout_height="40dp" + android:text="⊙ Recenter" + android:textSize="13sp" + android:paddingStart="20dp" + android:paddingEnd="20dp" + android:visibility="gone" + app:cornerRadius="20dp" + app:elevation="20dp" + app:layout_constraintBottom_toBottomOf="parent" + app:layout_constraintEnd_toEndOf="parent" + app:layout_constraintStart_toStartOf="parent" + android:layout_marginBottom="24dp" /> + </androidx.constraintlayout.widget.ConstraintLayout> <!-- Collapsible Instrument Bottom Sheet --> |