pengj

@Composable
fun MainScreen() {
    val navController = rememberNavController()
    Scaffold(
        bottomBar = { BottomNav(navController) }
    ) {
        Navigation(navController = navController)
    }
}

pengj

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:id="@+id/container"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingTop="?attr/actionBarSize">

    <com.google.android.material.bottomnavigation.BottomNavigationView
        android:id="@+id/nav_view"

pengj

class TextAnalyzer(private val onTextDetected: (MLText) -> Unit) : ImageAnalysis.Analyzer {
    private val  setting = MLLocalTextSetting.Factory()
        .setOCRMode(MLLocalTextSetting.OCR_TRACKING_MODE)
        .setLanguage("en")
        .create()

    private val analyzer =  MLAnalyzerFactory.getInstance().getLocalTextAnalyzer(setting)
    
    @SuppressLint("UnsafeOptInUsageError")
    override fun analyze(imageProxy: ImageProxy) {

pengj

@Composable
fun ImageButton(uri: Uri? = null,
                imageClicked: (Uri) -> Unit) {
    Box(modifier = Modifier.fillMaxSize()) {
        uri?.let { imageUri ->
            Image(
                painter = rememberGlidePainter(
                    imageUri,
                    fadeIn = true
                ),

pengj

 private fun capture() {
        // Create output file to hold the image
        val photoFile = createFile(outputFolder, FILENAME, PHOTO_EXTENSION)

        // Create output options object which contains file + metadata
        val outputOptions = ImageCapture.OutputFileOptions.Builder(photoFile)
            .build()

        imageCapture.takePicture(outputOptions, Executors.newSingleThreadExecutor(),
            object : ImageCapture.OnImageSavedCallback {

pengj

class GestureAnalyzer(private val onGestureDetected: (Int) -> Unit) : ImageAnalysis.Analyzer {

    private val analyzer = MLGestureAnalyzerFactory
        .getInstance().gestureAnalyzer

    private var inprogress = false

    @SuppressLint("UnsafeExperimentalUsageError")
    override fun analyze(imageProxy: ImageProxy) {
        if (inprogress) {

pengj

val imageAnalysis = ImageAnalysis.Builder()
        .setBackpressureStrategy(ImageAnalysis.STRATEGY_KEEP_ONLY_LATEST)
        .build()
        .apply {
            setAnalyzer(executor,analyzer)
        }
    
    cameraProvider.bindToLifecycle(
        lifecycleOwner,
        cameraSelector,

pengj

@Composable
fun SimpleCameraPreview() {
    val lifecycleOwner = LocalLifecycleOwner.current
    val context = LocalContext.current
    val cameraProviderFuture = remember { ProcessCameraProvider.getInstance(context) }

    AndroidView(
        factory = { ctx ->
            val previewView = PreviewView(ctx)
            val executor = ContextCompat.getMainExecutor(ctx)

pengj

interface DirectionProvider {
    fun start()
    fun stop()
    fun destroy()
}

internal class HuaweiVoiceProvider(
    private val context: Context,
    private val voiceDirectionExtractor: VoiceDirectionExtractor,
    private val onDirectionListener: (direction: Direction) -> Unit,