#07 포그라운드 - 플러터 : 안드로이드 액티비티

ForegroundFlutterAndroidActivity.java

// ... import 생략
// ... 기존 내용과 같이 구성하였습니다
// * Service 파일 생성 및 Permission 등록해주세요(안드로이드 내용을 미리 보시면 수월합니다)

public class MainActivity extends FlutterActivity {
    private static final String CHANNEL = "app.james.cam/cam";
    private static final String SEND_CHANNEL = "app.james.cam/cam2";
    MethodChannel sendChannel;

    private static final String BACK_CHANNEL2 = "app.james.cam/intentservice";
    private static final String BACK_METHOD_NAME = "intentservicestart";
    ResultReceiver mRecevier;

    private static final String BACK_CHANNEL3 = "app.james.cam/foregroundflutter";
    private static final String BACK_METHOD_NAME2 = "foregroundflutter";

    @RequiresApi(api = Build.VERSION_CODES.O)
    @Override
    public void configureFlutterEngine(@NonNull FlutterEngine flutterEngine) {
        super.configureFlutterEngine(flutterEngine);
        new MethodChannel(flutterEngine.getDartExecutor().getBinaryMessenger(), CHANNEL)
            .setMethodCallHandler(
                ((call, result) -> {
                    if(call.method.equals("cam")){
                        dispatchTakePictureIntent();
                    }

                }));
        sendChannel = new MethodChannel(flutterEngine.getDartExecutor().getBinaryMessenger(), SEND_CHANNEL);
        new MethodChannel(flutterEngine.getDartExecutor().getBinaryMessenger(), BACK_CHANNEL2)
                .setMethodCallHandler(
                        ((call, result) -> {
                            if(call.method.equals(BACK_METHOD_NAME)){
                                this.intentServiceStart();
                            }

                        }));

        new MethodChannel(flutterEngine.getDartExecutor().getBinaryMessenger(), BACK_CHANNEL3)
                .setMethodCallHandler(
                        ((call, result) -> {
                            if(call.method.equals(BACK_METHOD_NAME2)){
                                final Intent forIntent = new Intent(this, MyService.class);
                                forIntent.setAction("startForeground");
                                startForegroundService(forIntent);
                            }

                        }));

        final String SEND_CHANNEL2 = "app.james.cam/backdata";
        final String SEND_METHOD2 = "data";
        MethodChannel m2 = new MethodChannel(flutterEngine.getDartExecutor().getBinaryMessenger(), SEND_CHANNEL2);
        mRecevier = new ResultReceiver(new Handler()){
            @Override
            protected void onReceiveResult(int resultCode, Bundle resultData) {
                super.onReceiveResult(resultCode, resultData);
                Log.d("DOY", resultData.getString("key"));
                m2.invokeMethod(SEND_METHOD2, resultData.getString("key").toString());
            }
        };
    }
//     04 영상
//    static final int REQUEST_IMAGE_CAPTURE = 1;
//    @SuppressLint("QueryPermissionsNeeded")
//    private void dispatchTakePictureIntent() {
//        Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
//        if (takePictureIntent.resolveActivity(getPackageManager()) != null) {
//            startActivityForResult(takePictureIntent, REQUEST_IMAGE_CAPTURE);
//        }
//    }

//    05 영상
    static final int REQUEST_IMAGE_CAPTURE = 1;
    private void dispatchTakePictureIntent() {
//        [ UI 및 제어는 플러터에서 만들기 때문에 주석
//        if(this.imageBitmap != null){
//            this.clear();
//            button.setText("촬영"); ]
//            return;
//        }
        Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
        if (takePictureIntent.resolveActivity(getPackageManager()) != null) {
            startActivityForResult(takePictureIntent, REQUEST_IMAGE_CAPTURE);
        }
    }
    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        if (requestCode == REQUEST_IMAGE_CAPTURE && resultCode == RESULT_OK) {
            Bundle extras = data.getExtras();
            Bitmap imageBitmap = (Bitmap) extras.get("data");
            ByteArrayOutputStream stream = new ByteArrayOutputStream() ;
            imageBitmap.compress( Bitmap.CompressFormat.PNG, 100, stream) ;
            byte[] byteArray = stream.toByteArray() ;

//            [ UI 및 제어는 플러터에서 만들기 때문에 주석
//            iv.setImageBitmap(imageBitmap);
//            button.setText("지우기"); ]
            sendChannel.invokeMethod("sendImg", byteArray);
        }
    }

//    void clear(){
//        [ UI 및 제어는 플러터에서 만들기 때문에 주석
//        iv.setImageBitmap(null); ]
//        this.imageBitmap = null;
//    }
    void intentServiceStart(){
        final Intent intent = new Intent(this, MyIntentService.class);
        intent.putExtra("INTENT_KEY_RECEIVER",mRecevier);
        Log.d("DOY", "CLICK?");
        startService(intent);
    }
}