mirror of
https://github.com/KokaKiwi/BarInsta
synced 2024-11-22 06:37:30 +00:00
Convert CameraActivity to kotlin
This commit is contained in:
Ammar Githam
parent
f52cebf419
commit
cf0c420801
@ -1,239 +1,211 @@
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package awais.instagrabber.activities;
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package awais.instagrabber.activities
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import android.app.Activity;
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import android.content.Context;
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import android.content.Intent;
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import android.content.res.Configuration;
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import android.hardware.display.DisplayManager;
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import android.media.MediaScannerConnection;
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import android.net.Uri;
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import android.os.Bundle;
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import android.util.Log;
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import android.view.LayoutInflater;
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import android.webkit.MimeTypeMap;
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import android.content.Intent
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import android.content.res.Configuration
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import android.hardware.display.DisplayManager
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import android.hardware.display.DisplayManager.DisplayListener
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import android.media.MediaScannerConnection
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import android.net.Uri
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import android.os.Bundle
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import android.util.Log
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import android.view.LayoutInflater
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import android.webkit.MimeTypeMap
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import androidx.camera.core.*
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import androidx.camera.lifecycle.ProcessCameraProvider
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import androidx.core.content.ContextCompat
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import awais.instagrabber.databinding.ActivityCameraBinding
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import awais.instagrabber.utils.DirectoryUtils
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import awais.instagrabber.utils.PermissionUtils
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import awais.instagrabber.utils.Utils
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import awais.instagrabber.utils.extensions.TAG
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import com.google.common.io.Files
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import java.io.File
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import java.text.SimpleDateFormat
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import java.util.*
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import java.util.concurrent.ExecutionException
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import java.util.concurrent.ExecutorService
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import java.util.concurrent.Executors
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.camera.core.CameraInfoUnavailableException;
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import androidx.camera.core.CameraSelector;
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import androidx.camera.core.ImageCapture;
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import androidx.camera.core.ImageCaptureException;
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import androidx.camera.core.Preview;
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import androidx.camera.lifecycle.ProcessCameraProvider;
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import androidx.core.content.ContextCompat;
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class CameraActivity : BaseLanguageActivity() {
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private lateinit var binding: ActivityCameraBinding
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private lateinit var outputDirectory: File
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private lateinit var displayManager: DisplayManager
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private lateinit var cameraExecutor: ExecutorService
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import com.google.common.io.Files;
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import com.google.common.util.concurrent.ListenableFuture;
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private var imageCapture: ImageCapture? = null
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private var displayId = -1
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private var cameraProvider: ProcessCameraProvider? = null
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private var lensFacing = 0
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import java.io.File;
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import java.text.SimpleDateFormat;
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import java.util.Locale;
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import java.util.concurrent.ExecutionException;
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import java.util.concurrent.ExecutorService;
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import java.util.concurrent.Executors;
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import awais.instagrabber.databinding.ActivityCameraBinding;
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import awais.instagrabber.utils.DirectoryUtils;
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import awais.instagrabber.utils.PermissionUtils;
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import awais.instagrabber.utils.Utils;
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public class CameraActivity extends BaseLanguageActivity {
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private static final String TAG = CameraActivity.class.getSimpleName();
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private static final int CAMERA_REQUEST_CODE = 100;
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private static final String FILE_FORMAT = "yyyy-MM-dd-HH-mm-ss-SSS";
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private static final SimpleDateFormat SIMPLE_DATE_FORMAT = new SimpleDateFormat(FILE_FORMAT, Locale.US);
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private ActivityCameraBinding binding;
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private ImageCapture imageCapture;
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private File outputDirectory;
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private ExecutorService cameraExecutor;
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private int displayId = -1;
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private final DisplayManager.DisplayListener displayListener = new DisplayManager.DisplayListener() {
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@Override
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public void onDisplayAdded(final int displayId) {}
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@Override
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public void onDisplayRemoved(final int displayId) {}
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@Override
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public void onDisplayChanged(final int displayId) {
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if (displayId == CameraActivity.this.displayId) {
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imageCapture.setTargetRotation(binding.getRoot().getDisplay().getRotation());
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private val cameraRequestCode = 100
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private val simpleDateFormat = SimpleDateFormat("yyyy-MM-dd-HH-mm-ss-SSS", Locale.US)
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private val displayListener: DisplayListener = object : DisplayListener {
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override fun onDisplayAdded(displayId: Int) {}
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override fun onDisplayRemoved(displayId: Int) {}
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override fun onDisplayChanged(displayId: Int) {
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if (displayId == this@CameraActivity.displayId) {
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imageCapture?.targetRotation = binding.root.display.rotation
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}
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}
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};
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private DisplayManager displayManager;
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private ProcessCameraProvider cameraProvider;
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private int lensFacing;
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@Override
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protected void onCreate(@Nullable final Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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binding = ActivityCameraBinding.inflate(LayoutInflater.from(getBaseContext()));
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setContentView(binding.getRoot());
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Utils.transparentStatusBar(this, true, false);
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displayManager = (DisplayManager) getSystemService(Context.DISPLAY_SERVICE);
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outputDirectory = DirectoryUtils.getOutputMediaDirectory(this, "Camera");
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cameraExecutor = Executors.newSingleThreadExecutor();
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displayManager.registerDisplayListener(displayListener, null);
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binding.viewFinder.post(() -> {
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displayId = binding.viewFinder.getDisplay().getDisplayId();
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updateUi();
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checkPermissionsAndSetupCamera();
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});
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}
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@Override
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protected void onResume() {
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super.onResume();
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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binding = ActivityCameraBinding.inflate(LayoutInflater.from(baseContext))
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setContentView(binding.root)
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Utils.transparentStatusBar(this, true, false)
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displayManager = getSystemService(DISPLAY_SERVICE) as DisplayManager
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outputDirectory = DirectoryUtils.getOutputMediaDirectory(this, "Camera")
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cameraExecutor = Executors.newSingleThreadExecutor()
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displayManager.registerDisplayListener(displayListener, null)
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binding.viewFinder.post {
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displayId = binding.viewFinder.display.displayId
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updateUi()
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checkPermissionsAndSetupCamera()
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}
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}
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override fun onResume() {
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super.onResume()
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// Make sure that all permissions are still present, since the
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// user could have removed them while the app was in paused state.
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if (!PermissionUtils.hasCameraPerms(this)) {
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PermissionUtils.requestCameraPerms(this, CAMERA_REQUEST_CODE);
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PermissionUtils.requestCameraPerms(this, cameraRequestCode)
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}
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}
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@Override
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public void onConfigurationChanged(@NonNull final Configuration newConfig) {
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super.onConfigurationChanged(newConfig);
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override fun onConfigurationChanged(newConfig: Configuration) {
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super.onConfigurationChanged(newConfig)
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// Redraw the camera UI controls
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updateUi();
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updateUi()
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// Enable or disable switching between cameras
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updateCameraSwitchButton();
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updateCameraSwitchButton()
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}
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@Override
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protected void onDestroy() {
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super.onDestroy();
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Utils.transparentStatusBar(this, false, false);
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cameraExecutor.shutdown();
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displayManager.unregisterDisplayListener(displayListener);
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override fun onDestroy() {
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super.onDestroy()
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Utils.transparentStatusBar(this, false, false)
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cameraExecutor.shutdown()
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displayManager.unregisterDisplayListener(displayListener)
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}
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private void updateUi() {
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binding.cameraCaptureButton.setOnClickListener(v -> takePhoto());
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private fun updateUi() {
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binding.cameraCaptureButton.setOnClickListener { takePhoto() }
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// Disable the button until the camera is set up
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binding.switchCamera.setEnabled(false);
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binding.switchCamera.isEnabled = false
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// Listener for button used to switch cameras. Only called if the button is enabled
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binding.switchCamera.setOnClickListener(v -> {
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lensFacing = CameraSelector.LENS_FACING_FRONT == lensFacing ? CameraSelector.LENS_FACING_BACK
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: CameraSelector.LENS_FACING_FRONT;
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binding.switchCamera.setOnClickListener {
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lensFacing = if (CameraSelector.LENS_FACING_FRONT == lensFacing) CameraSelector.LENS_FACING_BACK else CameraSelector.LENS_FACING_FRONT
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// Re-bind use cases to update selected camera
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bindCameraUseCases();
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});
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binding.close.setOnClickListener(v -> {
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setResult(Activity.RESULT_CANCELED);
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finish();
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});
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bindCameraUseCases()
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}
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binding.close.setOnClickListener {
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setResult(RESULT_CANCELED)
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finish()
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}
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}
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private void checkPermissionsAndSetupCamera() {
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private fun checkPermissionsAndSetupCamera() {
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if (PermissionUtils.hasCameraPerms(this)) {
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setupCamera();
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return;
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setupCamera()
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return
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}
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PermissionUtils.requestCameraPerms(this, CAMERA_REQUEST_CODE);
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PermissionUtils.requestCameraPerms(this, cameraRequestCode)
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}
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@Override
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public void onRequestPermissionsResult(final int requestCode, @NonNull final String[] permissions, @NonNull final int[] grantResults) {
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if (requestCode == CAMERA_REQUEST_CODE) {
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override fun onRequestPermissionsResult(requestCode: Int, permissions: Array<String>, grantResults: IntArray) {
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super.onRequestPermissionsResult(requestCode, permissions, grantResults)
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if (requestCode == cameraRequestCode) {
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if (PermissionUtils.hasCameraPerms(this)) {
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setupCamera();
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setupCamera()
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}
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}
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}
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private void setupCamera() {
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final ListenableFuture<ProcessCameraProvider> cameraProviderFuture = ProcessCameraProvider.getInstance(this);
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cameraProviderFuture.addListener(() -> {
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private fun setupCamera() {
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val cameraProviderFuture = ProcessCameraProvider.getInstance(this)
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cameraProviderFuture.addListener({
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try {
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cameraProvider = cameraProviderFuture.get();
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cameraProvider = cameraProviderFuture.get()
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// Select lensFacing depending on the available cameras
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lensFacing = -1;
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lensFacing = -1
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if (hasBackCamera()) {
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lensFacing = CameraSelector.LENS_FACING_BACK;
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lensFacing = CameraSelector.LENS_FACING_BACK
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} else if (hasFrontCamera()) {
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lensFacing = CameraSelector.LENS_FACING_FRONT;
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}
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if (lensFacing == -1) {
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throw new IllegalStateException("Back and front camera are unavailable");
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lensFacing = CameraSelector.LENS_FACING_FRONT
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}
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check(lensFacing != -1) { "Back and front camera are unavailable" }
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// Enable or disable switching between cameras
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updateCameraSwitchButton();
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updateCameraSwitchButton()
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// Build and bind the camera use cases
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bindCameraUseCases();
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} catch (ExecutionException | InterruptedException | CameraInfoUnavailableException e) {
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Log.e(TAG, "setupCamera: ", e);
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bindCameraUseCases()
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} catch (e: ExecutionException) {
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Log.e(TAG, "setupCamera: ", e)
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} catch (e: InterruptedException) {
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Log.e(TAG, "setupCamera: ", e)
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} catch (e: CameraInfoUnavailableException) {
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Log.e(TAG, "setupCamera: ", e)
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}
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}, ContextCompat.getMainExecutor(this))
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}
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}, ContextCompat.getMainExecutor(this));
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}
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private void bindCameraUseCases() {
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final int rotation = binding.viewFinder.getDisplay().getRotation();
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private fun bindCameraUseCases() {
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val rotation = binding.viewFinder.display.rotation
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// CameraSelector
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final CameraSelector cameraSelector = new CameraSelector.Builder()
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val cameraSelector = CameraSelector.Builder()
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.requireLensFacing(lensFacing)
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.build();
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.build()
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// Preview
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final Preview preview = new Preview.Builder()
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// Set initial target rotation
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val preview = Preview.Builder() // Set initial target rotation
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.setTargetRotation(rotation)
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.build();
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.build()
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// ImageCapture
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imageCapture = new ImageCapture.Builder()
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.setCaptureMode(ImageCapture.CAPTURE_MODE_MINIMIZE_LATENCY)
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// Set initial target rotation, we will have to call this again if rotation changes
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imageCapture = ImageCapture.Builder()
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.setCaptureMode(ImageCapture.CAPTURE_MODE_MINIMIZE_LATENCY) // Set initial target rotation, we will have to call this again if rotation changes
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// during the lifecycle of this use case
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.setTargetRotation(rotation)
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.build();
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cameraProvider.unbindAll();
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cameraProvider.bindToLifecycle(this, cameraSelector, preview, imageCapture);
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preview.setSurfaceProvider(binding.viewFinder.getSurfaceProvider());
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.build()
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cameraProvider?.unbindAll()
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cameraProvider?.bindToLifecycle(this, cameraSelector, preview, imageCapture)
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preview.setSurfaceProvider(binding.viewFinder.surfaceProvider)
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}
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private void takePhoto() {
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if (imageCapture == null) return;
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final File photoFile = new File(outputDirectory, SIMPLE_DATE_FORMAT.format(System.currentTimeMillis()) + ".jpg");
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final ImageCapture.OutputFileOptions outputFileOptions = new ImageCapture.OutputFileOptions.Builder(photoFile).build();
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imageCapture.takePicture(
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private fun takePhoto() {
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if (imageCapture == null) return
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val photoFile = File(outputDirectory, simpleDateFormat.format(System.currentTimeMillis()) + ".jpg")
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val outputFileOptions = ImageCapture.OutputFileOptions.Builder(photoFile).build()
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imageCapture?.takePicture(
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outputFileOptions,
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cameraExecutor,
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new ImageCapture.OnImageSavedCallback() {
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@Override
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public void onImageSaved(@NonNull final ImageCapture.OutputFileResults outputFileResults) {
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final Uri uri = Uri.fromFile(photoFile);
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//noinspection UnstableApiUsage
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final String mimeType = MimeTypeMap.getSingleton()
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.getMimeTypeFromExtension(Files.getFileExtension(photoFile.getName()));
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object : ImageCapture.OnImageSavedCallback {
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@Suppress("UnstableApiUsage")
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override fun onImageSaved(outputFileResults: ImageCapture.OutputFileResults) {
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val uri = Uri.fromFile(photoFile)
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val mimeType = MimeTypeMap.getSingleton()
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.getMimeTypeFromExtension(Files.getFileExtension(photoFile.name))
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MediaScannerConnection.scanFile(
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CameraActivity.this,
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new String[]{photoFile.getAbsolutePath()},
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new String[]{mimeType},
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(path, uri1) -> {
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Log.d(TAG, "onImageSaved: scan complete");
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final Intent intent = new Intent();
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intent.setData(uri1);
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setResult(Activity.RESULT_OK, intent);
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finish();
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});
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Log.d(TAG, "onImageSaved: " + uri);
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this@CameraActivity,
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arrayOf(photoFile.absolutePath),
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arrayOf(mimeType)
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) { _: String?, uri1: Uri? ->
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Log.d(TAG, "onImageSaved: scan complete")
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val intent = Intent()
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intent.data = uri1
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setResult(RESULT_OK, intent)
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finish()
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}
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Log.d(TAG, "onImageSaved: $uri")
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}
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@Override
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public void onError(@NonNull final ImageCaptureException exception) {
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Log.e(TAG, "onError: ", exception);
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override fun onError(exception: ImageCaptureException) {
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Log.e(TAG, "onError: ", exception)
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}
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}
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);
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)
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// We can only change the foreground Drawable using API level 23+ API
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// if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
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// // Display flash animation to indicate that photo was captured
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@ -248,29 +220,29 @@ public class CameraActivity extends BaseLanguageActivity {
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/**
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* Enabled or disabled a button to switch cameras depending on the available cameras
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*/
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private void updateCameraSwitchButton() {
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private fun updateCameraSwitchButton() {
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try {
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binding.switchCamera.setEnabled(hasBackCamera() && hasFrontCamera());
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} catch (CameraInfoUnavailableException e) {
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binding.switchCamera.setEnabled(false);
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binding.switchCamera.isEnabled = hasBackCamera() && hasFrontCamera()
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} catch (e: CameraInfoUnavailableException) {
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binding.switchCamera.isEnabled = false
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}
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}
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/**
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* Returns true if the device has an available back camera. False otherwise
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*/
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private boolean hasBackCamera() throws CameraInfoUnavailableException {
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if (cameraProvider == null) return false;
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return cameraProvider.hasCamera(CameraSelector.DEFAULT_BACK_CAMERA);
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@Throws(CameraInfoUnavailableException::class)
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private fun hasBackCamera(): Boolean {
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return if (cameraProvider == null) false else cameraProvider?.hasCamera(CameraSelector.DEFAULT_BACK_CAMERA) ?: false
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}
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/**
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* Returns true if the device has an available front camera. False otherwise
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*/
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private boolean hasFrontCamera() throws CameraInfoUnavailableException {
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if (cameraProvider == null) {
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return false;
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}
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return cameraProvider.hasCamera(CameraSelector.DEFAULT_FRONT_CAMERA);
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@Throws(CameraInfoUnavailableException::class)
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private fun hasFrontCamera(): Boolean {
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return if (cameraProvider == null) {
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false
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} else cameraProvider?.hasCamera(CameraSelector.DEFAULT_FRONT_CAMERA) ?: false
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}
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}
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