Implemented AOS window and elevation highlight filters

2026-10-02 03:15:37 +00:00 · 2026-07-30 13:28:37 +02:00
1 parent e86bc2c700
commit 6d2b0ced49
@@ -50,6 +50,7 @@ import androidx.compose.material3.adaptive.navigationsuite.NavigationSuiteDefaul
 import androidx.compose.material3.adaptive.navigationsuite.NavigationSuiteScaffold
 import androidx.compose.material3.adaptive.navigationsuite.NavigationSuiteType
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.CompositionLocalProvider
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.getValue
 import androidx.compose.ui.Alignment
@@ -70,6 +71,8 @@ import androidx.navigation3.runtime.rememberSaveableStateHolderNavEntryDecorator
 import androidx.navigation3.ui.NavDisplay
 import com.rtbishop.look4sat.core.domain.repository.IContainerProvider
 import com.rtbishop.look4sat.core.presentation.DeeplinkResolver
+import com.rtbishop.look4sat.core.presentation.ElevationThresholds
+import com.rtbishop.look4sat.core.presentation.LocalElevationThresholds
 import com.rtbishop.look4sat.core.presentation.RadarDestination
 import com.rtbishop.look4sat.core.presentation.Screen
 import com.rtbishop.look4sat.core.presentation.hasEnoughHeight
@@ -127,120 +130,128 @@ fun MainScreen(navigateToRadar: () -> Unit = {}) {
    val context = LocalContext.current
    val container = (context.applicationContext as IContainerProvider).getMainContainer()
    val trackingState by container.radioTrackingService.state.collectAsStateWithLifecycle()
+    val otherSettings by container.settingsRepo.otherSettings.collectAsStateWithLifecycle()

-    NavigationSuiteScaffold(
-        navigationSuiteItems = {
-            navItems.forEach { screen ->
-                val isSelected = when (currentKey) {
-                    is Screen.Satellites -> screen is Screen.Satellites
-                    is Screen.Passes -> screen is Screen.Passes
-                    is Screen.Radar -> screen is Screen.Radar
-                    is Screen.Map -> screen is Screen.Map
-                    is Screen.Settings -> screen is Screen.Settings
-                    else -> false
-                }
-                item(
-                    icon = { Icon(painterResource(screen.iconResId), stringResource(screen.titleResId)) },
-                    label = { Text(stringResource(screen.titleResId)) },
-                    selected = isSelected,
-                    onClick = {
-                        if (isSelected) return@item
-                        while (backStack.size > 1) backStack.removeAt(backStack.size - 1)
-                        if (screen !is Screen.Passes) backStack.add(screen)
-                    }
-                )
-            }
-        },
-        navigationSuiteColors = NavigationSuiteDefaults.colors(
-            navigationRailContainerColor = MaterialTheme.colorScheme.surfaceContainer
-        ),
-        layoutType = when {
-            !hasEnoughHeight() && hasEnoughWidth() -> NavigationSuiteType.NavigationRail
-            !hasEnoughWidth() -> NavigationSuiteType.ShortNavigationBarCompact
-            else -> NavigationSuiteType.ShortNavigationBarMedium
-        }
+    CompositionLocalProvider(
+        LocalElevationThresholds provides ElevationThresholds(
+            low = otherSettings.lowElevation,
+            high = otherSettings.highElevation
+        )
    ) {
-        Column {
-            NavDisplay(
-                backStack = backStack,
-                modifier = Modifier.weight(1f),
-                onBack = navigateBack,
-                transitionSpec = { fadeTransition },
-                popTransitionSpec = { fadeTransition },
-                predictivePopTransitionSpec = { fadeTransition },
-                entryDecorators = listOf(
-                    // Required for saving Compose state per entry
-                    rememberSaveableStateHolderNavEntryDecorator(),
-                    // Required for ViewModel scoping per entry
-                    rememberViewModelStoreNavEntryDecorator()
-                ),
-                entryProvider = entryProvider {
-                    entry<Screen.Satellites> {
-                        SatellitesDestination(navigateUp = navigateBack)
+        NavigationSuiteScaffold(
+            navigationSuiteItems = {
+                navItems.forEach { screen ->
+                    val isSelected = when (currentKey) {
+                        is Screen.Satellites -> screen is Screen.Satellites
+                        is Screen.Passes -> screen is Screen.Passes
+                        is Screen.Radar -> screen is Screen.Radar
+                        is Screen.Map -> screen is Screen.Map
+                        is Screen.Settings -> screen is Screen.Settings
+                        else -> false
                    }
-                    entry<Screen.Passes> {
-                        PassesDestination { catNum, aosTime ->
-                            container.satelliteRepo.selectPass(catNum, aosTime)
-                            backStack.add(Screen.Radar)
-//                            navigateToRadar()
+                    item(
+                        icon = { Icon(painterResource(screen.iconResId), stringResource(screen.titleResId)) },
+                        label = { Text(stringResource(screen.titleResId)) },
+                        selected = isSelected,
+                        onClick = {
+                            if (isSelected) return@item
+                            while (backStack.size > 1) backStack.removeAt(backStack.size - 1)
+                            if (screen !is Screen.Passes) backStack.add(screen)
                        }
-                    }
-                    entry<Screen.Radar> {
-                        RadarDestination(navigateUp = navigateBack)
-                    }
-                    entry<Screen.Map> {
-                        MapDestination()
-                    }
-                    entry<Screen.Settings> {
-                        SettingsDestination()
-                    }
+                    )
                }
-            )
-            // Radio tracking status banner
-            if (trackingState.isActive) {
-                val infiniteTransition = rememberInfiniteTransition(label = "trackingPulse")
-                val alpha by infiniteTransition.animateFloat(
-                    initialValue = 1f, targetValue = 0.4f,
-                    animationSpec = infiniteRepeatable(
-                        animation = tween(1000, easing = LinearEasing),
-                        repeatMode = RepeatMode.Reverse
-                    ), label = "pulseAlpha"
-                )
-                Row(
-                    verticalAlignment = Alignment.CenterVertically,
-                    modifier = Modifier
-                        .fillMaxWidth()
-                        .background(MaterialTheme.colorScheme.primaryContainer)
-                        .clickable {
-                            val pass = trackingState.currentPass
-                            if (pass != null) {
-                                container.satelliteRepo.selectPass(pass.catNum, pass.aosTime)
+            },
+            navigationSuiteColors = NavigationSuiteDefaults.colors(
+                navigationRailContainerColor = MaterialTheme.colorScheme.surfaceContainer
+            ),
+            layoutType = when {
+                !hasEnoughHeight() && hasEnoughWidth() -> NavigationSuiteType.NavigationRail
+                !hasEnoughWidth() -> NavigationSuiteType.ShortNavigationBarCompact
+                else -> NavigationSuiteType.ShortNavigationBarMedium
+            }
+        ) {
+            Column {
+                NavDisplay(
+                    backStack = backStack,
+                    modifier = Modifier.weight(1f),
+                    onBack = navigateBack,
+                    transitionSpec = { fadeTransition },
+                    popTransitionSpec = { fadeTransition },
+                    predictivePopTransitionSpec = { fadeTransition },
+                    entryDecorators = listOf(
+                        // Required for saving Compose state per entry
+                        rememberSaveableStateHolderNavEntryDecorator(),
+                        // Required for ViewModel scoping per entry
+                        rememberViewModelStoreNavEntryDecorator()
+                    ),
+                    entryProvider = entryProvider {
+                        entry<Screen.Satellites> {
+                            SatellitesDestination(navigateUp = navigateBack)
+                        }
+                        entry<Screen.Passes> {
+                            PassesDestination { catNum, aosTime ->
+                                container.satelliteRepo.selectPass(catNum, aosTime)
                                backStack.add(Screen.Radar)
+//                            navigateToRadar()
                            }
                        }
-                        .padding(horizontal = 12.dp, vertical = 6.dp)
-                ) {
-                    Box(
+                        entry<Screen.Radar> {
+                            RadarDestination(navigateUp = navigateBack)
+                        }
+                        entry<Screen.Map> {
+                            MapDestination()
+                        }
+                        entry<Screen.Settings> {
+                            SettingsDestination()
+                        }
+                    }
+                )
+                // Radio tracking status banner
+                if (trackingState.isActive) {
+                    val infiniteTransition = rememberInfiniteTransition(label = "trackingPulse")
+                    val alpha by infiniteTransition.animateFloat(
+                        initialValue = 1f, targetValue = 0.4f,
+                        animationSpec = infiniteRepeatable(
+                            animation = tween(1000, easing = LinearEasing),
+                            repeatMode = RepeatMode.Reverse
+                        ), label = "pulseAlpha"
+                    )
+                    Row(
+                        verticalAlignment = Alignment.CenterVertically,
                        modifier = Modifier
-                            .size(8.dp)
-                            .clip(CircleShape)
-                            .background(Color(0xFF4CAF50).copy(alpha = alpha))
-                    )
-                    Spacer(modifier = Modifier.width(8.dp))
-                    Text(
-                        text = "Tracking: ${trackingState.currentPass?.name ?: ""}",
-                        fontSize = 13.sp,
-                        fontWeight = FontWeight.Medium,
-                        color = MaterialTheme.colorScheme.onPrimaryContainer,
-                        modifier = Modifier.weight(1f)
-                    )
-                    val txOk = if (trackingState.txConnected) "TX" else ""
-                    val rxOk = if (trackingState.rxConnected) "RX" else ""
-                    Text(
-                        text = listOf(txOk, rxOk).filter { it.isNotBlank() }.joinToString("/"),
-                        fontSize = 12.sp,
-                        color = MaterialTheme.colorScheme.onPrimaryContainer
-                    )
+                            .fillMaxWidth()
+                            .background(MaterialTheme.colorScheme.primaryContainer)
+                            .clickable {
+                                val pass = trackingState.currentPass
+                                if (pass != null) {
+                                    container.satelliteRepo.selectPass(pass.catNum, pass.aosTime)
+                                    backStack.add(Screen.Radar)
+                                }
+                            }
+                            .padding(horizontal = 12.dp, vertical = 6.dp)
+                    ) {
+                        Box(
+                            modifier = Modifier
+                                .size(8.dp)
+                                .clip(CircleShape)
+                                .background(Color(0xFF4CAF50).copy(alpha = alpha))
+                        )
+                        Spacer(modifier = Modifier.width(8.dp))
+                        Text(
+                            text = "Tracking: ${trackingState.currentPass?.name ?: ""}",
+                            fontSize = 13.sp,
+                            fontWeight = FontWeight.Medium,
+                            color = MaterialTheme.colorScheme.onPrimaryContainer,
+                            modifier = Modifier.weight(1f)
+                        )
+                        val txOk = if (trackingState.txConnected) "TX" else ""
+                        val rxOk = if (trackingState.rxConnected) "RX" else ""
+                        Text(
+                            text = listOf(txOk, rxOk).filter { it.isNotBlank() }.joinToString("/"),
+                            fontSize = 12.sp,
+                            color = MaterialTheme.colorScheme.onPrimaryContainer
+                        )
+                    }
                }
            }
        }
@@ -36,6 +36,7 @@ import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.update
 import kotlinx.coroutines.withContext
+import java.util.TimeZone

 class SatelliteRepo(
    private val dispatcher: CoroutineDispatcher,
@@ -64,8 +65,16 @@ class SatelliteRepo(
    override suspend fun initRepository() = withContext(dispatcher) {
        settingsRepo.selectedIds.collect { selectedIds ->
            _satellites.update { localStorage.getEntriesWithIds(selectedIds) }
-            val (_, hoursAhead, minElevation, modes) = settingsRepo.passesSettings.value
-            calculatePasses(System.currentTimeMillis(), hoursAhead, minElevation, modes)
+            val settings = settingsRepo.passesSettings.value
+            calculatePasses(
+                time = System.currentTimeMillis(),
+                hoursAhead = settings.hoursAhead,
+                minElevation = settings.minElevation,
+                aosStartMinute = settings.aosStartMinute,
+                aosEndMinute = settings.aosEndMinute,
+                invertAosTimeWindow = settings.invertAosTimeWindow,
+                modes = settings.selectedModes
+            )
        }
    }

@@ -105,7 +114,15 @@ class SatelliteRepo(
        }
    }

-    override suspend fun calculatePasses(time: Long, hoursAhead: Int, minElevation: Double, modes: List<String>) {
+    override suspend fun calculatePasses(
+        time: Long,
+        hoursAhead: Int,
+        minElevation: Double,
+        aosStartMinute: Int,
+        aosEndMinute: Int,
+        invertAosTimeWindow: Boolean,
+        modes: List<String>
+    ) {
        _isCalculating.value = true
        // Normalize to the start of the current minute so that coarse 60-second stepping
        // in getLeoPass always begins from the same phase, producing stable AOS/LOS times
@@ -130,7 +147,12 @@ class SatelliteRepo(
            val newPasses = ArrayList<OrbitalPass>()
            for (list in passLists) {
                for (pass in list) {
-                    if (pass.losTime > time && pass.aosTime < timeFuture && pass.maxElevation > minElevation) {
+                    if (
+                        pass.losTime > time
+                        && pass.aosTime < timeFuture
+                        && pass.maxElevation > minElevation
+                        && (pass.isDeepSpace || isAosInRange(pass.aosTime, aosStartMinute, aosEndMinute, invertAosTimeWindow))
+                    ) {
                        newPasses.add(pass)
                    }
                }
@@ -142,6 +164,23 @@ class SatelliteRepo(
        _isCalculating.value = false
    }

+    private fun isAosInRange(
+        aosTime: Long,
+        aosStartMinute: Int,
+        aosEndMinute: Int,
+        invertAosTimeWindow: Boolean
+    ): Boolean {
+        val offsetMillis = TimeZone.getDefault().getOffset(aosTime).toLong()
+        val localMillis = Math.floorMod(aosTime + offsetMillis, 24L * 60L * 60L * 1000L)
+        val aosMinute = (localMillis / 60_000L).toInt()
+        val inRange = if (aosStartMinute <= aosEndMinute) {
+            aosMinute in aosStartMinute..aosEndMinute
+        } else {
+            aosMinute >= aosStartMinute || aosMinute <= aosEndMinute
+        }
+        return if (invertAosTimeWindow) !inRange else inRange
+    }
+
    private fun OrbitalObject.getPasses(pos: GeoPos, time: Long, hours: Int): List<OrbitalPass> {
        val passes = mutableListOf<OrbitalPass>()
        val endDate = time + hours * 60L * 60L * 1000L
@@ -54,6 +54,9 @@ class SettingsRepo(
    private val keyFilterShowDeepSpace = "filterShowDeepSpace"
    private val keyFilterHoursAhead = "filterHoursAhead"
    private val keyFilterMinElevation = "filterMinElevation"
+    private val keyFilterAosStartMinute = "filterAosStartMinute"
+    private val keyFilterAosEndMinute = "filterAosEndMinute"
+    private val keyFilterAosInvert = "filterAosInvert"
    private val keyNumberOfRadios = "numberOfRadios"
    private val keyNumberOfSatellites = "numberOfSatellites"
    private val keyRotatorAddress = "rotatorAddress"
@@ -82,6 +85,8 @@ class SettingsRepo(
    private val keyShouldSeeWarning = "shouldSeeWarning"
    private val keyShouldSeeWhatsNew = "shouldSeeWhatsNew_v$appVersionName"
    private val keySstvMode = "sstvMode"
+    private val keyLowElevation = "lowElevation"
+    private val keyHighElevation = "highElevation"
    private val keyUseCustomTle = "useCustomTle"
    private val keyUseCustomTransceivers = "useCustomTransceivers"
    private val keyTleUrl = "tleUrl"
@@ -127,6 +132,9 @@ class SettingsRepo(
        putBoolean(keyFilterShowDeepSpace, settings.showDeepSpace)
        putInt(keyFilterHoursAhead, settings.hoursAhead)
        putLong(keyFilterMinElevation, settings.minElevation.toRawBits())
+        putInt(keyFilterAosStartMinute, settings.aosStartMinute)
+        putInt(keyFilterAosEndMinute, settings.aosEndMinute)
+        putBoolean(keyFilterAosInvert, settings.invertAosTimeWindow)
        putString(keySelectedModes, settings.selectedModes.joinToString(separatorComma))
        _passesSettings.value = settings
    }
@@ -135,9 +143,20 @@ class SettingsRepo(
        val showDeepSpace = preferences.getBoolean(keyFilterShowDeepSpace, true)
        val hoursAhead = preferences.getInt(keyFilterHoursAhead, 24)
        val minElevation = Double.fromBits(preferences.getLong(keyFilterMinElevation, 16.0.toRawBits()))
+        val aosStartMinute = preferences.getInt(keyFilterAosStartMinute, 0).coerceIn(0, 23 * 60 + 59)
+        val aosEndMinute = preferences.getInt(keyFilterAosEndMinute, 23 * 60 + 59).coerceIn(0, 23 * 60 + 59)
+        val invertAosTimeWindow = preferences.getBoolean(keyFilterAosInvert, false)
        val selectedModesString = preferences.getString(keySelectedModes, null)
        val selectedModes = selectedModesString?.split(separatorComma)?.sorted() ?: emptyList()
-        return PassesSettings(showDeepSpace, hoursAhead, minElevation, selectedModes)
+        return PassesSettings(
+            showDeepSpace,
+            hoursAhead,
+            minElevation,
+            aosStartMinute,
+            aosEndMinute,
+            invertAosTimeWindow,
+            selectedModes
+        )
    }
    //endregion

@@ -335,6 +354,8 @@ class SettingsRepo(
                putBoolean(keyShouldSeeWarning, new.shouldSeeWarning)
                putBoolean(keyShouldSeeWhatsNew, new.shouldSeeWhatsNew)
                putString(keySstvMode, new.sstvMode)
+                putLong(keyLowElevation, new.lowElevation.toRawBits())
+                putLong(keyHighElevation, new.highElevation.toRawBits())
            }
            new
        }
@@ -349,7 +370,9 @@ class SettingsRepo(
        stateOfNightMode = preferences.getBoolean(keyStateOfNightMode, false),
        shouldSeeWarning = preferences.getBoolean(keyShouldSeeWarning, true),
        shouldSeeWhatsNew = preferences.getBoolean(keyShouldSeeWhatsNew, true),
-        sstvMode = preferences.getString(keySstvMode, null) ?: "Auto"
+        sstvMode = preferences.getString(keySstvMode, null) ?: "Auto",
+        lowElevation = Double.fromBits(preferences.getLong(keyLowElevation, 15.0.toRawBits())),
+        highElevation = Double.fromBits(preferences.getLong(keyHighElevation, 45.0.toRawBits()))
    )
    //endregion

@@ -27,6 +27,9 @@ data class PassesSettings(
    val showDeepSpace: Boolean = true,
    val hoursAhead: Int,
    val minElevation: Double,
+    val aosStartMinute: Int = 0,
+    val aosEndMinute: Int = 23 * 60 + 59,
+    val invertAosTimeWindow: Boolean = false,
    val selectedModes: List<String>
 )

@@ -57,7 +60,9 @@ data class OtherSettings(
    val stateOfNightMode: Boolean = false,
    val shouldSeeWarning: Boolean,
    val shouldSeeWhatsNew: Boolean,
-    val sstvMode: String = "Auto"
+    val sstvMode: String = "Auto",
+    val lowElevation: Double = 15.0,
+    val highElevation: Double = 45.0
 )

 data class DataSourcesSettings(
@@ -44,7 +44,15 @@ interface ISatelliteRepo {
    suspend fun initRepository()

    /** Recalculate passes with the given filter parameters. */
-    suspend fun calculatePasses(time: Long, hoursAhead: Int, minElevation: Double, modes: List<String>)
+    suspend fun calculatePasses(
+        time: Long,
+        hoursAhead: Int,
+        minElevation: Double,
+        aosStartMinute: Int,
+        aosEndMinute: Int,
+        invertAosTimeWindow: Boolean,
+        modes: List<String>
+    )

    /** Get the current position of a single satellite. */
    suspend fun getPosition(sat: OrbitalObject, pos: GeoPos, time: Long): OrbitalPos
@@ -39,18 +39,26 @@ import androidx.compose.material3.CardDefaults
 import androidx.compose.material3.CircularProgressIndicator
 import androidx.compose.material3.ElevatedButton
 import androidx.compose.material3.ElevatedCard
+import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.Icon
 import androidx.compose.material3.LocalTextStyle
 import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.ModalBottomSheet
 import androidx.compose.material3.Surface
 import androidx.compose.material3.Text
+import androidx.compose.material3.rememberModalBottomSheetState
 import androidx.compose.material3.adaptive.currentWindowAdaptiveInfo
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.compositionLocalOf
 import androidx.compose.runtime.remember
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.geometry.Offset
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.drawscope.Stroke
+import androidx.compose.ui.input.nestedscroll.NestedScrollConnection
+import androidx.compose.ui.input.nestedscroll.NestedScrollSource
+import androidx.compose.ui.input.nestedscroll.nestedScroll
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.semantics.hideFromAccessibility
@@ -64,10 +72,11 @@ import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.text.style.TextDecoration
 import androidx.compose.ui.text.style.TextOverflow
 import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.Dp
 import androidx.compose.ui.unit.TextUnit
+import androidx.compose.ui.unit.Velocity
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
-import androidx.compose.ui.window.Dialog
 import com.rtbishop.look4sat.core.domain.predict.NearEarthObject
 import com.rtbishop.look4sat.core.domain.predict.OrbitalData
 import com.rtbishop.look4sat.core.domain.predict.OrbitalPass
@@ -278,55 +287,87 @@ fun getDefaultPass(): OrbitalPass = OrbitalPass(
 fun SharedDialog(
    title: String, onCancel: () -> Unit, onAccept: () -> Unit, content: @Composable () -> Unit
 ) {
-    DialogShell(title = title, titleFontSize = 16, onDismissRequest = onCancel) {
+    SharedDialog(title = title, onDismissRequest = onCancel, onCancel = onCancel, onAccept = onAccept) { _ ->
        content()
-        Row(modifier = Modifier.padding(start = it, bottom = it, end = it)) {
-            CardButton(onClick = onCancel, text = stringResource(R.string.btn_cancel))
-            Spacer(modifier = Modifier.weight(1f))
-            CardButton(onClick = onAccept, text = stringResource(R.string.btn_accept))
-        }
    }
 }

@Composable
-fun InfoDialog(title: String, text: String, onDismiss: () -> Unit) {
-    DialogShell(title = title, titleFontSize = 18, onDismissRequest = {}) {
-        Text(
-            text = text,
-            fontSize = 16.sp,
-            color = MaterialTheme.colorScheme.onSurface,
-            modifier = Modifier.padding(horizontal = it)
-        )
-        Row(modifier = Modifier.padding(start = it, bottom = it, end = it)) {
-            Spacer(modifier = Modifier.weight(1f))
-            CardButton(onClick = onDismiss, text = stringResource(R.string.btn_accept))
+fun SharedDialog(
+    title: String,
+    onDismissRequest: () -> Unit,
+    onCancel: (() -> Unit)? = null,
+    onAccept: (() -> Unit)? = null,
+    titleFontSize: Int = 16,
+    titleTextAlign: TextAlign = if (onCancel != null && onAccept != null) TextAlign.Center else TextAlign.Start,
+    content: @Composable (padding: Dp) -> Unit
+) {
+    DialogShell(onDismissRequest = onDismissRequest) { padding ->
+        Row(
+            verticalAlignment = Alignment.CenterVertically,
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(start = padding, top = padding, end = padding)
+        ) {
+            if (onCancel != null) {
+                CardButton(onClick = onCancel, text = stringResource(R.string.btn_cancel))
+            }
+            Text(
+                text = title,
+                fontSize = titleFontSize.sp,
+                fontWeight = FontWeight.Medium,
+                color = MaterialTheme.colorScheme.primary,
+                textAlign = titleTextAlign,
+                maxLines = 1,
+                overflow = TextOverflow.Ellipsis,
+                modifier = Modifier
+                    .weight(1f)
+                    .padding(horizontal = if (onCancel != null && onAccept != null) padding else 0.dp)
+            )
+            if (onAccept != null) {
+                CardButton(onClick = onAccept, text = stringResource(R.string.btn_accept))
+            }
        }
+        content(padding)
    }
 }

+@OptIn(ExperimentalMaterial3Api::class)
@Composable
 private fun DialogShell(
-    title: String,
-    titleFontSize: Int,
    onDismissRequest: () -> Unit,
-    content: @Composable (padding: androidx.compose.ui.unit.Dp) -> Unit
+    content: @Composable (padding: Dp) -> Unit
 ) {
    val padding = LocalSpacing.current.large
-    Dialog(onDismissRequest = onDismissRequest) {
-        ElevatedCard {
-            Column(
-                horizontalAlignment = Alignment.CenterHorizontally,
-                verticalArrangement = Arrangement.spacedBy(padding)
-            ) {
-                Text(
-                    text = title,
-                    fontSize = titleFontSize.sp,
-                    fontWeight = FontWeight.Medium,
-                    color = MaterialTheme.colorScheme.primary,
-                    modifier = Modifier.padding(start = padding, top = padding, end = padding)
-                )
-                content(padding)
+    val sheetState = rememberModalBottomSheetState(skipPartiallyExpanded = true)
+    val stopSheetFling = remember {
+        object : NestedScrollConnection {
+            override suspend fun onPostFling(consumed: Velocity, available: Velocity): Velocity {
+                return available
            }
+
+            override fun onPostScroll(
+                consumed: Offset,
+                available: Offset,
+                source: NestedScrollSource
+            ): Offset = Offset.Zero
+        }
+    }
+    ModalBottomSheet(
+        onDismissRequest = onDismissRequest,
+        sheetState = sheetState,
+        dragHandle = null,
+        shape = MaterialTheme.shapes.medium,
+        scrimColor = Color.Black.copy(alpha = 0.64f)
+    ) {
+        Column(
+            horizontalAlignment = Alignment.CenterHorizontally,
+            verticalArrangement = Arrangement.spacedBy(padding),
+            modifier = Modifier
+                .fillMaxWidth()
+                .nestedScroll(stopSheetFling)
+        ) {
+            content(padding)
        }
    }
 }
@@ -391,13 +432,26 @@ fun TopBar(

@Composable
 fun elevationColor(elevation: Double): Color {
+    val thresholds = LocalElevationThresholds.current
    return when {
-        elevation < 15.0 -> Color(0xFFEF5350) // soft red for low elevation
-        elevation < 45.0 -> MaterialTheme.colorScheme.primary // accent yellow for normal
-        else -> Color(0xFF66BB6A) // soft green for high elevation
+        elevation < thresholds.low -> ElevationLowColor // soft red for low elevation
+        elevation < thresholds.high -> MaterialTheme.colorScheme.primary // accent yellow for normal
+        else -> ElevationHighColor // soft green for high elevation
    }
 }

+/** User-configurable elevation highlight thresholds (in degrees). */
+data class ElevationThresholds(val low: Double = 15.0, val high: Double = 45.0)
+
+/** Provided at the app root from settings; defaults keep the original 15°/45° behavior. */
+val LocalElevationThresholds = compositionLocalOf { ElevationThresholds() }
+
+/** Soft red used for elevations below the low threshold. */
+val ElevationLowColor = Color(0xFFEF5350)
+
+/** Soft green used for elevations above the high threshold. */
+val ElevationHighColor = Color(0xFF66BB6A)
+
@Composable
 fun OutlinedText(
    text: String,
@@ -31,7 +31,10 @@
    <!-- Passes screen -->
    <string name="pass_filter_title">Filtrar pases</string>
    <string name="pass_filter_elev">Elevación mínima</string>
-    <string name="pass_filter_hours">Horas por delante</string>
+    <string name="pass_filter_hours">Tiempo por delante</string>
+    <string name="pass_filter_aos_time">Ventana AOS</string>
+    <string name="pass_filter_invert_time">Invertir ventana AOS</string>
+    <string name="pass_filter_deep_space">DeepSpace (período &gt;225min)</string>
    <string name="pass_modes_title">Tipo de modulación</string>
    <string name="pass_elevation">Elevación: %.1f°</string>
    <string name="pass_altitude">Altitud: %.0f km</string>
@@ -139,6 +142,12 @@
    <string name="prefs_other_switch_update">Habilitar auto actualización de datos</string>
    <string name="prefs_other_switch_sweep">Habilitar animaciones radar</string>
    <string name="prefs_other_switch_sensors">Usar sensores para rotar vista de radar</string>
+    <string name="prefs_other_switch_night_mode">Activar filtro nocturno rojo</string>
+
+    <string name="prefs_highlight_title">Resaltado de elevación</string>
+    <string name="prefs_highlight_low">Baja &lt; %1$d°</string>
+    <string name="prefs_highlight_mid">Media %1$d-%2$d°</string>
+    <string name="prefs_highlight_high">Alta &gt; %1$d°</string>

    <string name="prefs_outro_title">Me gustaría dar las gracias a:</string>
    <string name="prefs_outro_license">La app viene sin garantías de ningún tipo.</string>
@@ -30,7 +30,10 @@
    <!-- Passes screen -->
    <string name="pass_filter_title">Фильтровать пролеты</string>
    <string name="pass_filter_elev">Минимальная элевация</string>
-    <string name="pass_filter_hours">Количество часов</string>
+    <string name="pass_filter_hours">Период расчёта</string>
+    <string name="pass_filter_aos_time">Окно AOS</string>
+    <string name="pass_filter_invert_time">Инвертировать окно AOS</string>
+    <string name="pass_filter_deep_space">DeepSpace (период &gt;225мин)</string>
    <string name="pass_modes_title">Выберите тип модуляции</string>
    <string name="pass_elevation">Элевация: %.1f°</string>
    <string name="pass_altitude">Высота: %d км</string>
@@ -138,6 +141,12 @@
    <string name="prefs_other_switch_update">Обновлять данные автоматически</string>
    <string name="prefs_other_switch_sweep">Показывать анимацию радара</string>
    <string name="prefs_other_switch_sensors">Использовать сенсоры устройства</string>
+    <string name="prefs_other_switch_night_mode">Включить красный ночной фильтр</string>
+
+    <string name="prefs_highlight_title">Подсветка высоты</string>
+    <string name="prefs_highlight_low">Низко &lt; %1$d°</string>
+    <string name="prefs_highlight_mid">Средне %1$d-%2$d°</string>
+    <string name="prefs_highlight_high">Высоко &gt; %1$d°</string>

    <string name="prefs_outro_title">Я хотел бы сказать спасибо:</string>
    <string name="prefs_outro_license">Это ПО поставляется без гарантий.</string>
@@ -31,7 +31,10 @@
    <!-- Passes screen -->
    <string name="pass_filter_title">පසුකිරිම් පිරිපහදුව</string>
    <string name="pass_filter_elev">අවම උත්තෝලනය</string>
-    <string name="pass_filter_hours">ඉදිරි පැය</string>
+    <string name="pass_filter_hours">ඉදිරි කාලය</string>
+    <string name="pass_filter_aos_time">AOS කවුළුව</string>
+    <string name="pass_filter_invert_time">AOS කවුළුව ප්‍රතිවිරුද්ධ කරන්න</string>
+    <string name="pass_filter_deep_space">DeepSpace (කාලය &gt;225min)</string>
    <string name="pass_modes_title">මූර්ජන ආකාරය තෝරන්න</string>
    <string name="pass_elevation">උත්තෝලනය: %.1f°</string>
    <string name="pass_altitude">උන්නතාශය: %d km</string>
@@ -139,6 +142,12 @@
    <string name="prefs_other_switch_update">ස්වයං දත්ත යාවත්කාලීනය</string>
    <string name="prefs_other_switch_sweep">radar sweep සජීවිකරණය සබල කරන්න</string>
    <string name="prefs_other_switch_sensors">Radar දර්ශනය කරකැවීමට සංවේදක භාවිතා කරන්න </string>
+    <string name="prefs_other_switch_night_mode">රතු රාත්‍රී පෙරහන සබල කරන්න</string>
+
+    <string name="prefs_highlight_title">උස් උද්දීපනය</string>
+    <string name="prefs_highlight_low">අඩු &lt; %1$d°</string>
+    <string name="prefs_highlight_mid">මධ්‍ය %1$d-%2$d°</string>
+    <string name="prefs_highlight_high">ඉහළ &gt; %1$d°</string>

    <string name="prefs_outro_title">මම ස්තුති කිරීමට කැමති:</string>
    <string name="prefs_outro_license">මෘදුකාංගය වගකීමක් සමග නොලැබේ</string>
@@ -31,7 +31,10 @@
    <!-- Passes screen -->
    <string name="pass_filter_title">Geçişleri filtrele</string>
    <string name="pass_filter_elev">Minimum yükseklik açısı</string>
-    <string name="pass_filter_hours">Gösterilecek saat aralığı</string>
+    <string name="pass_filter_hours">Gösterilecek zaman</string>
+    <string name="pass_filter_aos_time">AOS aralığı</string>
+    <string name="pass_filter_invert_time">AOS aralığını tersine çevir</string>
+    <string name="pass_filter_deep_space">DeepSpace (periyot &gt;225dk)</string>
    <string name="pass_time_placeholder" translatable="false"> -- : -- : -- </string>
    <string name="pass_modes_title">Modulasyon türü seçin</string>
    <string name="pass_satId" translatable="false">%05d</string>
@@ -182,6 +185,12 @@
    <string name="prefs_other_switch_update">Otomatik veri güncellemeyi etkinleştir</string>
    <string name="prefs_other_switch_sweep">Radar taramasını etkinleştir</string>
    <string name="prefs_other_switch_sensors">Radar görünümünü döndürmek için sensörleri kullan</string>
+    <string name="prefs_other_switch_night_mode">Kırmızı gece filtresini etkinleştir</string>
+
+    <string name="prefs_highlight_title">Elevasyon vurgusu</string>
+    <string name="prefs_highlight_low">Düşük &lt; %1$d°</string>
+    <string name="prefs_highlight_mid">Orta %1$d-%2$d°</string>
+    <string name="prefs_highlight_high">Yüksek &gt; %1$d°</string>

    <string name="prefs_outro_title">Teşekkürler</string>
    <string name="prefs_outro_thanks" translatable="false">
@@ -30,8 +30,11 @@

    <!-- Passes screen -->
    <string name="pass_filter_title">Фільтр прольотів</string>
-    <string name="pass_filter_elev">Мінімальне піднесення</string>
-    <string name="pass_filter_hours">Кількість годин</string>
+    <string name="pass_filter_elev">Мінімальне піднесень</string>
+    <string name="pass_filter_hours">Час вперед</string>
+    <string name="pass_filter_aos_time">Вікно AOS</string>
+    <string name="pass_filter_invert_time">Інвертувати вікно AOS</string>
+    <string name="pass_filter_deep_space">DeepSpace (період &gt;225хв)</string>
    <string name="pass_modes_title">Виберіть тип модуляції</string>
    <string name="pass_elevation">Піднес.: %.1f°</string>
    <string name="pass_altitude">Висота: %.0f км</string>
@@ -66,7 +69,7 @@
    <string name="map_prev">Попередній</string>
    <string name="map_next">Наступний</string>
    <string name="map_azimuth">Азимут: %.1f°</string>
-    <string name="map_elevation">Піднесення: %.1f°</string>
+    <string name="map_elevation">Піднесень: %.1f°</string>
    <string name="map_altitude">Висота: %.0f км</string>
    <string name="map_distance">Дистанція: %.0f км</string>
    <string name="map_latitude">Широта: %.1f°</string>
@@ -139,6 +142,12 @@
    <string name="prefs_other_switch_update">Автоматичне оновлення даних</string>
    <string name="prefs_other_switch_sweep">Показувати анімацію радара</string>
    <string name="prefs_other_switch_sensors">Використовувати сенсори пристрою</string>
+    <string name="prefs_other_switch_night_mode">Увімкнути червоний нічний фільтр</string>
+
+    <string name="prefs_highlight_title">Підсвічування висоти</string>
+    <string name="prefs_highlight_low">Низько &lt; %1$d°</string>
+    <string name="prefs_highlight_mid">Середньо %1$d-%2$d°</string>
+    <string name="prefs_highlight_high">Високо &gt; %1$d°</string>

    <string name="prefs_outro_title">Я хотів би подякувати:</string>
    <string name="prefs_outro_license">Ця програма поставляється без жодних гарантій</string>
@@ -26,7 +26,10 @@
    <!-- Passes screen -->
    <string name="pass_filter_title">筛选过境</string>
    <string name="pass_filter_elev">仰角值</string>
-    <string name="pass_filter_hours">小时数</string>
+    <string name="pass_filter_hours">提前时间</string>
+    <string name="pass_filter_aos_time">AOS 时间段</string>
+    <string name="pass_filter_invert_time">反选 AOS 时间段</string>
+    <string name="pass_filter_deep_space">DeepSpace（周期 &gt;225分钟）</string>
    <string name="pass_modes_title">选择调制类型</string>
    <string name="pass_elevation">仰角：%.1f°</string>
    <string name="pass_altitude">高度：%d km</string>
@@ -133,6 +136,11 @@
    <string name="prefs_other_switch_sensors">使用传感器旋转雷达视图</string>
    <string name="prefs_other_switch_night_mode">启用红色夜间模式</string>

+    <string name="prefs_highlight_title">仰角高亮</string>
+    <string name="prefs_highlight_low">低 &lt; %1$d°</string>
+    <string name="prefs_highlight_mid">中 %1$d-%2$d°</string>
+    <string name="prefs_highlight_high">高 &gt; %1$d°</string>
+
    <string name="prefs_outro_title">我要感谢：</string>
    <string name="prefs_outro_thanks" translatable="false">
        • Look4Sat 所有用户及贡献者!
@@ -31,7 +31,9 @@
    <!-- Passes screen -->
    <string name="pass_filter_title">Filter passes</string>
    <string name="pass_filter_elev">Minimal elevation</string>
-    <string name="pass_filter_hours">Hours ahead</string>
+    <string name="pass_filter_hours">Time ahead</string>
+    <string name="pass_filter_aos_time">AOS window</string>
+    <string name="pass_filter_invert_time">Invert AOS window</string>
    <string name="pass_filter_deep_space">DeepSpace (period >225min)</string>
    <string name="pass_time_placeholder" translatable="false"> -- : -- : -- </string>
    <string name="pass_modes_title">Select modulation type</string>
@@ -182,6 +184,11 @@
    <string name="prefs_other_switch_sensors">Use sensors to rotate radar view</string>
    <string name="prefs_other_switch_night_mode">Enable red night mode filter</string>

+    <string name="prefs_highlight_title">Elevation highlight</string>
+    <string name="prefs_highlight_low">Low &lt; %1$d°</string>
+    <string name="prefs_highlight_mid">Mid %1$d–%2$d°</string>
+    <string name="prefs_highlight_high">High &gt; %1$d°</string>
+
    <string name="prefs_outro_title">I would like to say thanks to</string>
    <string name="prefs_outro_thanks" translatable="false">
        * Look4Sat users and contributors!
@@ -21,8 +21,11 @@ import androidx.compose.foundation.background
 import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxHeight
+import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.lazy.grid.GridCells
@@ -31,6 +34,7 @@ import androidx.compose.foundation.lazy.grid.itemsIndexed
 import androidx.compose.material3.Checkbox
 import androidx.compose.material3.Icon
 import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.RangeSlider
 import androidx.compose.material3.Slider
 import androidx.compose.material3.Switch
 import androidx.compose.material3.Text
@@ -55,7 +59,10 @@ import com.rtbishop.look4sat.core.presentation.LocalSpacing
 import com.rtbishop.look4sat.core.presentation.MainTheme
 import com.rtbishop.look4sat.core.presentation.R
 import com.rtbishop.look4sat.core.presentation.SharedDialog
+import com.rtbishop.look4sat.core.presentation.ElevationHighColor
+import com.rtbishop.look4sat.core.presentation.ElevationLowColor
 import com.rtbishop.look4sat.core.presentation.elevationColor
+import kotlin.math.roundToInt

 private val allModes = listOf(
    "AFSK", "AFSK S-Net", "AFSK SALSAT", "AHRPT", "AM", "APT", "BPSK", "BPSK PMT-A3",
@@ -66,33 +73,81 @@ private val allModes = listOf(
 )

 private val hourSteps = listOf(1, 2, 4, 8, 12, 24, 48, 72, 96, 120, 144, 168, 192, 216, 240)
+private const val dayMinutes = 24 * 60
+private const val minuteStep = 15
+private const val endOfDayMinute = dayMinutes - 1
+private const val quarterHourSlots = dayMinutes / minuteStep
+
+data class PassFilterParams(
+    val hours: Int,
+    val elevation: Double,
+    val lowElevation: Double,
+    val highElevation: Double,
+    val aosStartMinute: Int,
+    val aosEndMinute: Int,
+    val invertAosTimeWindow: Boolean,
+    val showDeepSpace: Boolean
+)

@Preview
@Composable
 private fun PassesDialogPreview() {
-    MainTheme { PassesDialog(24, 16.0, true, {}) { _, _, _ -> } }
+    MainTheme {
+        PassesFilterDialog(
+            hours = 24,
+            elevation = 16.0,
+            lowElevation = 16.0,
+            highElevation = 65.0,
+            aosStartMinute = 0,
+            aosEndMinute = 23 * 60 + 59,
+            invertAosTimeWindow = false,
+            showDeepSpace = true,
+            cancel = {},
+            accept = {}
+        )
+    }
 }

@Composable
-internal fun PassesDialog(
+internal fun PassesFilterDialog(
    hours: Int,
    elevation: Double,
+    lowElevation: Double,
+    highElevation: Double,
+    aosStartMinute: Int,
+    aosEndMinute: Int,
+    invertAosTimeWindow: Boolean,
    showDeepSpace: Boolean,
    cancel: () -> Unit,
-    accept: (Int, Double, Boolean) -> Unit
+    accept: (PassFilterParams) -> Unit
 ) {
    val hoursIndex = remember { mutableIntStateOf(hourSteps.indexOfFirst { it >= hours }.coerceAtLeast(0)) }
    val elevationValueNew = remember { mutableDoubleStateOf(elevation) }
+    val highlightBounds = 0f..90f
+    var highlightRange by remember(lowElevation, highElevation) {
+        mutableStateOf(lowElevation.toFloat()..highElevation.toFloat())
+    }
+    var aosRangeValue by remember {
+        mutableStateOf(minuteToSlot(aosStartMinute).toFloat()..minuteToSlot(aosEndMinute).toFloat())
+    }
+    var invertedAosRange by remember { mutableStateOf(invertAosTimeWindow) }
    var deepSpaceEnabled by remember { mutableStateOf(showDeepSpace) }
    val onAccept = {
-        accept(hourSteps[hoursIndex.intValue], elevationValueNew.doubleValue, deepSpaceEnabled).also { cancel() }
+        accept(
+            PassFilterParams(
+                hours = hourSteps[hoursIndex.intValue],
+                elevation = elevationValueNew.doubleValue,
+                lowElevation = highlightRange.start.roundToInt().toDouble(),
+                highElevation = highlightRange.endInclusive.roundToInt().toDouble(),
+                aosStartMinute = slotToMinute(aosRangeValue.start),
+                aosEndMinute = slotToMinute(aosRangeValue.endInclusive),
+                invertAosTimeWindow = invertedAosRange,
+                showDeepSpace = deepSpaceEnabled
+            )
+        )
+        cancel()
    }
    SharedDialog(title = stringResource(R.string.pass_filter_title), onCancel = cancel, onAccept = onAccept) {
-        ToggleRow(
-            title = stringResource(R.string.pass_filter_deep_space),
-            checked = deepSpaceEnabled,
-            onCheckedChange = { deepSpaceEnabled = it }
-        )
        SliderRow(
            title = stringResource(R.string.pass_filter_elev),
            value = elevationValueNew.doubleValue,
@@ -104,24 +159,74 @@ internal fun PassesDialog(
        SliderRow(
            title = stringResource(R.string.pass_filter_hours),
            value = hoursIndex.intValue.toDouble(),
-            displayValue = "${hourSteps[hoursIndex.intValue]}h",
+            displayValue = formatHoursLabel(hourSteps[hoursIndex.intValue]),
            valueResId = R.drawable.ic_clock,
            valueRange = 0f..(hourSteps.size - 1).toFloat(),
            steps = hourSteps.size - 2
        ) { hoursIndex.intValue = it.toInt().coerceIn(0, hourSteps.size - 1) }
+        ToggleRow(
+            title = stringResource(R.string.pass_filter_deep_space),
+            checked = deepSpaceEnabled,
+            onCheckedChange = { deepSpaceEnabled = it }
+        )
+        ElevationColorsRangeSliderRow(
+            title = stringResource(R.string.prefs_highlight_title),
+            range = highlightRange,
+            valueRange = highlightBounds
+        ) { highlightRange = it }
+        TimeRangeSliderRow(
+            title = stringResource(R.string.pass_filter_aos_time),
+            range = aosRangeValue,
+            displayValue = formatTimeRange(aosRangeValue, invertedAosRange),
+            valueResId = R.drawable.ic_clock,
+            valueRange = 0f..quarterHourSlots.toFloat(),
+        ) { aosRangeValue = it }
+        ToggleRow(
+            title = stringResource(R.string.pass_filter_invert_time),
+            checked = invertedAosRange,
+            onCheckedChange = { invertedAosRange = it }
+        )
+        Spacer(modifier = Modifier.height(0.dp))
    }
 }

+private fun slotToMinute(value: Float): Int {
+    val slot = value.roundToInt().coerceIn(0, quarterHourSlots)
+    return if (slot == quarterHourSlots) endOfDayMinute else slot * minuteStep
+}
+
+private fun minuteToSlot(minute: Int): Int {
+    if (minute >= endOfDayMinute) return quarterHourSlots
+    return ((minute + minuteStep / 2) / minuteStep).coerceIn(0, quarterHourSlots)
+}
+
+private fun formatMinuteOfDay(minute: Int): String {
+    val hourPart = minute / 60
+    val minutePart = minute % 60
+    return "%02d:%02d".format(hourPart, minutePart)
+}
+
+private fun formatHoursLabel(hours: Int): String {
+    if (hours < 24) return "${hours}h"
+    val days = hours / 24
+    val remainder = hours % 24
+    return if (remainder == 0) "${days}d" else "${days}d ${remainder}h"
+}
+
+private fun formatTimeRange(
+    range: ClosedFloatingPointRange<Float>,
+    inverted: Boolean
+): String {
+    val start = formatMinuteOfDay(slotToMinute(range.start))
+    val end = formatMinuteOfDay(slotToMinute(range.endInclusive))
+    return if (inverted) "$end - $start" else "$start - $end"
+}
+
@Composable
-private fun SliderRow(
+private fun SliderSection(
    title: String,
-    value: Double,
-    displayValue: String,
-    valueResId: Int,
-    valueRange: ClosedFloatingPointRange<Float>,
-    steps: Int = 0,
-    accentColor: Color = MaterialTheme.colorScheme.primary,
-    onChange: (Float) -> Unit
+    trailingContent: @Composable () -> Unit,
+    sliderContent: @Composable () -> Unit
 ) {
    Column(
        horizontalAlignment = Alignment.CenterHorizontally,
@@ -138,6 +243,26 @@ private fun SliderRow(
                modifier = Modifier.weight(1f),
                color = MaterialTheme.colorScheme.onSurface
            )
+            trailingContent()
+        }
+        sliderContent()
+    }
+}
+
+@Composable
+private fun SliderRow(
+    title: String,
+    value: Double,
+    displayValue: String,
+    valueResId: Int,
+    valueRange: ClosedFloatingPointRange<Float>,
+    steps: Int = 0,
+    accentColor: Color = MaterialTheme.colorScheme.primary,
+    onChange: (Float) -> Unit
+) {
+    SliderSection(
+        title = title,
+        trailingContent = {
            Icon(
                painter = painterResource(id = valueResId),
                contentDescription = null,
@@ -151,10 +276,89 @@ private fun SliderRow(
                color = accentColor
            )
        }
+    ) {
        Slider(value = value.toFloat(), onValueChange = onChange, valueRange = valueRange, steps = steps)
    }
 }

+@Composable
+private fun TimeRangeSliderRow(
+    title: String,
+    range: ClosedFloatingPointRange<Float>,
+    displayValue: String,
+    valueResId: Int,
+    valueRange: ClosedFloatingPointRange<Float>,
+    onChange: (ClosedFloatingPointRange<Float>) -> Unit
+) {
+    SliderSection(
+        title = title,
+        trailingContent = {
+            Icon(
+                painter = painterResource(id = valueResId),
+                contentDescription = null,
+                tint = MaterialTheme.colorScheme.primary,
+                modifier = Modifier.size(20.dp)
+            )
+            Text(
+                text = displayValue,
+                fontSize = 18.sp,
+                fontWeight = FontWeight.Medium,
+                color = MaterialTheme.colorScheme.primary
+            )
+        }
+    ) {
+        RangeSlider(
+            value = range,
+            onValueChange = { onChange(it.start..it.endInclusive) },
+            valueRange = valueRange,
+            steps = 0,
+            modifier = Modifier.fillMaxWidth()
+        )
+    }
+}
+
+@Composable
+private fun ElevationColorsRangeSliderRow(
+    title: String,
+    range: ClosedFloatingPointRange<Float>,
+    valueRange: ClosedFloatingPointRange<Float>,
+    onChange: (ClosedFloatingPointRange<Float>) -> Unit
+) {
+    val low = range.start.roundToInt()
+    val high = range.endInclusive.roundToInt()
+    SliderSection(
+        title = title,
+        trailingContent = {
+            Text(
+                text = "$low°",
+                fontSize = 18.sp,
+                fontWeight = FontWeight.Medium,
+                color = ElevationLowColor
+            )
+            Text(
+                text = "..",
+                fontSize = 18.sp,
+                fontWeight = FontWeight.Medium,
+                color = MaterialTheme.colorScheme.primary
+            )
+            Text(
+                text = "$high°",
+                fontSize = 18.sp,
+                fontWeight = FontWeight.Medium,
+                color = ElevationHighColor
+            )
+        }
+    ) {
+        RangeSlider(
+            value = range,
+            onValueChange = { onChange(it.start..it.endInclusive) },
+            valueRange = valueRange,
+            steps = 0,
+            modifier = Modifier.fillMaxWidth()
+        )
+    }
+}
+
@Preview(showBackground = true)
@Composable
 private fun RadiosDialogPreview() {
@@ -67,11 +67,11 @@ import com.rtbishop.look4sat.core.domain.predict.OrbitalPass
 import com.rtbishop.look4sat.core.domain.repository.IContainerProvider
 import com.rtbishop.look4sat.core.presentation.EmptyListCard
 import com.rtbishop.look4sat.core.presentation.IconCard
-import com.rtbishop.look4sat.core.presentation.InfoDialog
 import com.rtbishop.look4sat.core.presentation.MainTheme
 import com.rtbishop.look4sat.core.presentation.NextPassRow
 import com.rtbishop.look4sat.core.presentation.R
 import com.rtbishop.look4sat.core.presentation.ScreenColumn
+import com.rtbishop.look4sat.core.presentation.SharedDialog
 import com.rtbishop.look4sat.core.presentation.SwipeableItem
 import com.rtbishop.look4sat.core.presentation.TimerRow
 import com.rtbishop.look4sat.core.presentation.TopBar
@@ -99,14 +99,31 @@ private fun PassesScreen(
    navigateToRadar: (Int, Long) -> Unit
 ) {
    if (uiState.isPassesDialogShown) {
-        PassesDialog(
+        PassesFilterDialog(
            hours = uiState.hours,
            elevation = uiState.elevation,
+            lowElevation = uiState.lowElevation,
+            highElevation = uiState.highElevation,
+            aosStartMinute = uiState.aosStartMinute,
+            aosEndMinute = uiState.aosEndMinute,
+            invertAosTimeWindow = uiState.invertAosTimeWindow,
            showDeepSpace = uiState.showDeepSpace,
-            cancel = { onAction(PassesAction.TogglePassesDialog) }
-        ) { hours, elevation, showDeepSpace ->
-            onAction(PassesAction.FilterPasses(hours, elevation, showDeepSpace))
-        }
+            cancel = { onAction(PassesAction.TogglePassesDialog) },
+            accept = { params ->
+                onAction(
+                    PassesAction.FilterPasses(
+                        hoursAhead = params.hours,
+                        minElevation = params.elevation,
+                        lowElevation = params.lowElevation,
+                        highElevation = params.highElevation,
+                        aosStartMinute = params.aosStartMinute,
+                        aosEndMinute = params.aosEndMinute,
+                        invertAosTimeWindow = params.invertAosTimeWindow,
+                        showDeepSpace = params.showDeepSpace
+                    )
+                )
+            }
+        )
    }
    if (uiState.isRadiosDialogShown) {
        RadiosDialog(
@@ -117,11 +134,19 @@ private fun PassesScreen(
        }
    }
    if (uiState.shouldSeeWhatsNew) {
-        InfoDialog(
+        val dismiss = { onAction(PassesAction.DismissWhatsNew) }
+        SharedDialog(
            title = stringResource(R.string.pass_whatsnew_title),
-            text = stringResource(R.string.pass_whatsnew_message)
-        ) {
-            onAction(PassesAction.DismissWhatsNew)
+            onDismissRequest = dismiss,
+            onAccept = dismiss,
+            titleFontSize = 18
+        ) { padding ->
+            Text(
+                text = stringResource(R.string.pass_whatsnew_message),
+                fontSize = 16.sp,
+                color = MaterialTheme.colorScheme.onSurface,
+                modifier = Modifier.padding(horizontal = padding)
+            )
        }
    }
    ScreenColumn(
@@ -29,6 +29,11 @@ data class PassesState(
    val isNextTimeAos: Boolean = true,
    val hours: Int = 24,
    val elevation: Double = 16.0,
+    val lowElevation: Double = 16.0,
+    val highElevation: Double = 65.0,
+    val aosStartMinute: Int = 0,
+    val aosEndMinute: Int = 23 * 60 + 59,
+    val invertAosTimeWindow: Boolean = false,
    val showDeepSpace: Boolean = true,
    val modes: List<String> = emptyList(),
    val itemsList: List<OrbitalPass> = emptyList(),
@@ -40,7 +45,16 @@ data class PassesState(

 sealed interface PassesAction {
    data object DismissWhatsNew : PassesAction
-    data class FilterPasses(val hoursAhead: Int, val minElevation: Double, val showDeepSpace: Boolean) : PassesAction
+    data class FilterPasses(
+        val hoursAhead: Int,
+        val minElevation: Double,
+        val lowElevation: Double,
+        val highElevation: Double,
+        val aosStartMinute: Int,
+        val aosEndMinute: Int,
+        val invertAosTimeWindow: Boolean,
+        val showDeepSpace: Boolean
+    ) : PassesAction
    data class FilterRadios(val modes: List<String>) : PassesAction
    data object RefreshPasses : PassesAction
    data object TogglePassesDialog : PassesAction
@@ -54,6 +54,11 @@ class PassesViewModel(
            nextPass = defaultPass,
            hours = settingsRepo.passesSettings.value.hoursAhead,
            elevation = settingsRepo.passesSettings.value.minElevation,
+            lowElevation = settingsRepo.otherSettings.value.lowElevation,
+            highElevation = settingsRepo.otherSettings.value.highElevation,
+            aosStartMinute = settingsRepo.passesSettings.value.aosStartMinute,
+            aosEndMinute = settingsRepo.passesSettings.value.aosEndMinute,
+            invertAosTimeWindow = settingsRepo.passesSettings.value.invertAosTimeWindow,
            showDeepSpace = settingsRepo.passesSettings.value.showDeepSpace,
            modes = settingsRepo.passesSettings.value.selectedModes,
            shouldSeeWhatsNew = settingsRepo.otherSettings.value.shouldSeeWhatsNew
@@ -71,7 +76,14 @@ class PassesViewModel(
        // React to settings changes: update UTC flag and whatsNew
        viewModelScope.launch {
            settingsRepo.otherSettings.collectLatest { settings ->
-                _uiState.update { it.copy(isUtc = settings.stateOfUtc, shouldSeeWhatsNew = settings.shouldSeeWhatsNew) }
+                _uiState.update {
+                    it.copy(
+                        isUtc = settings.stateOfUtc,
+                        shouldSeeWhatsNew = settings.shouldSeeWhatsNew,
+                        lowElevation = settings.lowElevation,
+                        highElevation = settings.highElevation
+                    )
+                }
            }
        }
        // Main tick loop: reacts to new passes, then ticks every second
@@ -107,9 +119,29 @@ class PassesViewModel(
        when (action) {
            PassesAction.DismissWhatsNew -> settingsRepo.setWhatsNewDismissed()
            is PassesAction.FilterPasses ->
-                applyFilter(action.hoursAhead, action.minElevation, action.showDeepSpace, _uiState.value.modes)
+                applyFilter(
+                    hoursAhead = action.hoursAhead,
+                    minElevation = action.minElevation,
+                    lowElevation = action.lowElevation,
+                    highElevation = action.highElevation,
+                    aosStartMinute = action.aosStartMinute,
+                    aosEndMinute = action.aosEndMinute,
+                    invertAosTimeWindow = action.invertAosTimeWindow,
+                    showDeepSpace = action.showDeepSpace,
+                    modes = _uiState.value.modes
+                )
            is PassesAction.FilterRadios ->
-                applyFilter(_uiState.value.hours, _uiState.value.elevation, _uiState.value.showDeepSpace, action.modes)
+                applyFilter(
+                    hoursAhead = _uiState.value.hours,
+                    minElevation = _uiState.value.elevation,
+                    lowElevation = _uiState.value.lowElevation,
+                    highElevation = _uiState.value.highElevation,
+                    aosStartMinute = _uiState.value.aosStartMinute,
+                    aosEndMinute = _uiState.value.aosEndMinute,
+                    invertAosTimeWindow = _uiState.value.invertAosTimeWindow,
+                    showDeepSpace = _uiState.value.showDeepSpace,
+                    modes = action.modes
+                )
            PassesAction.RefreshPasses -> refreshPasses()
            PassesAction.TogglePassesDialog ->
                _uiState.update { it.copy(isPassesDialogShown = !it.isPassesDialogShown) }
@@ -198,19 +230,61 @@ class PassesViewModel(
    private fun applyFilter(
        hoursAhead: Int,
        minElevation: Double,
+        lowElevation: Double,
+        highElevation: Double,
+        aosStartMinute: Int,
+        aosEndMinute: Int,
+        invertAosTimeWindow: Boolean,
        showDeepSpace: Boolean,
        modes: List<String>
    ) = viewModelScope.launch {
-        settingsRepo.setPassesSettings(PassesSettings(showDeepSpace, hoursAhead, minElevation, modes))
+        settingsRepo.setPassesSettings(
+            PassesSettings(
+                showDeepSpace,
+                hoursAhead,
+                minElevation,
+                aosStartMinute,
+                aosEndMinute,
+                invertAosTimeWindow,
+                modes
+            )
+        )
+        settingsRepo.updateOtherSettings { it.copy(lowElevation = lowElevation, highElevation = highElevation) }
        _uiState.update {
-            it.copy(hours = hoursAhead, elevation = minElevation, showDeepSpace = showDeepSpace, modes = modes)
+            it.copy(
+                hours = hoursAhead,
+                elevation = minElevation,
+                lowElevation = lowElevation,
+                highElevation = highElevation,
+                aosStartMinute = aosStartMinute,
+                aosEndMinute = aosEndMinute,
+                invertAosTimeWindow = invertAosTimeWindow,
+                showDeepSpace = showDeepSpace,
+                modes = modes
+            )
        }
-        satelliteRepo.calculatePasses(System.currentTimeMillis(), hoursAhead, minElevation, modes)
+        satelliteRepo.calculatePasses(
+            time = System.currentTimeMillis(),
+            hoursAhead = hoursAhead,
+            minElevation = minElevation,
+            aosStartMinute = aosStartMinute,
+            aosEndMinute = aosEndMinute,
+            invertAosTimeWindow = invertAosTimeWindow,
+            modes = modes
+        )
    }

    private fun refreshPasses() = viewModelScope.launch {
-        val (_, hoursAhead, minElevation, modes) = settingsRepo.passesSettings.value
-        satelliteRepo.calculatePasses(System.currentTimeMillis(), hoursAhead, minElevation, modes)
+        val settings = settingsRepo.passesSettings.value
+        satelliteRepo.calculatePasses(
+            time = System.currentTimeMillis(),
+            hoursAhead = settings.hoursAhead,
+            minElevation = settings.minElevation,
+            aosStartMinute = settings.aosStartMinute,
+            aosEndMinute = settings.aosEndMinute,
+            invertAosTimeWindow = settings.invertAosTimeWindow,
+            modes = settings.selectedModes
+        )
    }

    companion object {
@@ -53,10 +53,10 @@ import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.text.style.TextOverflow
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
-import androidx.compose.ui.window.Dialog
 import com.rtbishop.look4sat.core.presentation.IconCard
 import com.rtbishop.look4sat.core.presentation.OutlinedText
 import com.rtbishop.look4sat.core.presentation.R
+import com.rtbishop.look4sat.core.presentation.SharedDialog
 import com.rtbishop.look4sat.core.presentation.infiniteMarquee
 import kotlin.math.roundToInt

@@ -95,53 +95,44 @@ internal fun SstvPage(

    if (showModeDialog.value) {
        val allModes = remember(sstv.supportedModes) { listOf("Auto") + sstv.supportedModes }
-        Dialog(onDismissRequest = { showModeDialog.value = false }) {
-            ElevatedCard {
-                Column(
-                    horizontalAlignment = Alignment.CenterHorizontally,
-                    modifier = Modifier.padding(vertical = 16.dp)
-                ) {
-                    Text(
-                        text = "SSTV Mode",
-                        fontSize = 16.sp,
-                        fontWeight = FontWeight.Medium,
-                        color = MaterialTheme.colorScheme.primary,
-                        modifier = Modifier.padding(bottom = 12.dp)
-                    )
-                    LazyColumn(
+        val dismiss = { showModeDialog.value = false }
+        SharedDialog(
+            title = "SSTV Mode",
+            onDismissRequest = dismiss,
+            onAccept = dismiss
+        ) { _ ->
+            LazyColumn(
+                modifier = Modifier
+                    .fillMaxHeight(0.7f)
+                    .background(MaterialTheme.colorScheme.background),
+                verticalArrangement = Arrangement.spacedBy(1.dp)
+            ) {
+                items(allModes) { mode ->
+                    Row(
+                        verticalAlignment = Alignment.CenterVertically,
                        modifier = Modifier
-                            .fillMaxHeight(0.5f)
-                            .background(MaterialTheme.colorScheme.background),
-                        verticalArrangement = Arrangement.spacedBy(1.dp)
-                    ) {
-                        items(allModes) { mode ->
-                            Row(
-                                verticalAlignment = Alignment.CenterVertically,
-                                modifier = Modifier
-                                    .fillMaxWidth()
-                                    .background(MaterialTheme.colorScheme.surface)
-                                    .clickable {
-                                        onAction(RadarAction.SstvSelectMode(mode))
-                                        showModeDialog.value = false
-                                    }
-                            ) {
-                                Text(
-                                    text = mode,
-                                    fontSize = 16.sp,
-                                    fontWeight = FontWeight.Medium,
-                                    maxLines = 1,
-                                    overflow = TextOverflow.Ellipsis,
-                                    modifier = Modifier
-                                        .weight(1f)
-                                        .padding(start = 16.dp)
-                                )
-                                RadioButton(
-                                    selected = mode == sstv.selectedMode,
-                                    onClick = null,
-                                    modifier = Modifier.padding(horizontal = 16.dp, vertical = 12.dp)
-                                )
+                            .fillMaxWidth()
+                            .background(MaterialTheme.colorScheme.surface)
+                            .clickable {
+                                onAction(RadarAction.SstvSelectMode(mode))
+                                showModeDialog.value = false
                            }
-                        }
+                    ) {
+                        Text(
+                            text = mode,
+                            fontSize = 16.sp,
+                            fontWeight = FontWeight.Medium,
+                            maxLines = 1,
+                            overflow = TextOverflow.Ellipsis,
+                            modifier = Modifier
+                                .weight(1f)
+                                .padding(start = 16.dp)
+                        )
+                        RadioButton(
+                            selected = mode == sstv.selectedMode,
+                            onClick = null,
+                            modifier = Modifier.padding(horizontal = 16.dp, vertical = 12.dp)
+                        )
                    }
                }
            }
@@ -62,10 +62,10 @@ import com.rtbishop.look4sat.core.domain.repository.IContainerProvider
 import com.rtbishop.look4sat.core.presentation.CardLoadingIndicator
 import com.rtbishop.look4sat.core.presentation.EmptyListCard
 import com.rtbishop.look4sat.core.presentation.IconCard
-import com.rtbishop.look4sat.core.presentation.InfoDialog
 import com.rtbishop.look4sat.core.presentation.MainTheme
 import com.rtbishop.look4sat.core.presentation.PrimaryIconCard
 import com.rtbishop.look4sat.core.presentation.R
+import com.rtbishop.look4sat.core.presentation.SharedDialog
 import com.rtbishop.look4sat.core.presentation.TopBar
 import com.rtbishop.look4sat.core.presentation.infiniteMarquee
 import com.rtbishop.look4sat.core.presentation.isVerticalLayout
@@ -95,11 +95,19 @@ private fun SatellitesScreen(
        )
    }
    if (uiState.shouldSeeWarning) {
-        InfoDialog(
-            stringResource(R.string.sat_warning_title),
-            stringResource(R.string.sat_warning_message)
-        ) {
-            onAction(SatellitesAction.DismissWarning)
+        val dismiss = { onAction(SatellitesAction.DismissWarning) }
+        SharedDialog(
+            title = stringResource(R.string.sat_warning_title),
+            onDismissRequest = dismiss,
+            onAccept = dismiss,
+            titleFontSize = 18
+        ) { padding ->
+            Text(
+                text = stringResource(R.string.sat_warning_message),
+                fontSize = 16.sp,
+                color = MaterialTheme.colorScheme.onSurface,
+                modifier = Modifier.padding(horizontal = padding)
+            )
        }
    }

@@ -69,13 +69,16 @@ fun PositionDialog(lat: Double, lon: Double, dismiss: () -> Unit, save: (Double,
        OutlinedTextField(
            value = latValue.value,
            onValueChange = { latValue.value = it },
-            label = { Text(text = stringResource(id = R.string.prefs_station_lat_text)) }
+            label = { Text(text = stringResource(id = R.string.prefs_station_lat_text)) },
+            modifier = Modifier.fillMaxWidth().padding(horizontal = LocalSpacing.current.large),
        )
        OutlinedTextField(
            value = lonValue.value,
            onValueChange = { lonValue.value = it },
-            label = { Text(text = stringResource(id = R.string.prefs_station_lon_text)) }
+            label = { Text(text = stringResource(id = R.string.prefs_station_lon_text)) },
+            modifier = Modifier.fillMaxWidth().padding(horizontal = LocalSpacing.current.large),
        )
+        Spacer(modifier = Modifier.height(0.dp))
    }
 }

@@ -101,8 +104,10 @@ fun LocatorDialog(qthLocator: String, dismiss: () -> Unit, save: (String) -> Uni
        OutlinedTextField(
            value = locator.value,
            onValueChange = { locator.value = it },
-            label = { Text(text = stringResource(id = R.string.prefs_locator_text)) }
+            label = { Text(text = stringResource(id = R.string.prefs_locator_text)) },
+            modifier = Modifier.fillMaxWidth().padding(horizontal = LocalSpacing.current.large),
        )
+        Spacer(modifier = Modifier.height(0.dp))
    }
 }

@@ -208,6 +213,7 @@ fun DataSourcesDialog(
                modifier = Modifier.fillMaxWidth(),
                enabled = isEnabledCustomTransceivers.value,
            )
+            Spacer(modifier = Modifier.height(12.dp))
        }
    }
 }
@@ -298,6 +304,7 @@ fun NetworkOutputDialog(
                onFormatChange = { frequencyFormat.value = it },
                formatLabel = stringResource(R.string.prefs_net_frequency_format_hint)
            )
+            Spacer(modifier = Modifier.height(12.dp))
        }
    }
 }
@@ -391,6 +398,7 @@ fun BluetoothOutputDialog(
                onFormatChange = { frequencyFormat.value = it },
                formatLabel = stringResource(R.string.prefs_bt_frequency_output_hint)
            )
+            Spacer(modifier = Modifier.height(12.dp))
        }
    }
 }
@@ -642,6 +650,7 @@ fun RadioControlDialog(
                    )
                }
            }
+            Spacer(modifier = Modifier.height(6.dp))
        }
    }
 }