Example usage for android.view ScaleGestureDetector ScaleGestureDetector

Introduction

In this page you can find the example usage for android.view ScaleGestureDetector ScaleGestureDetector.

Prototype

public ScaleGestureDetector(Context context, OnScaleGestureListener listener) 

Source Link

Document

Creates a ScaleGestureDetector with the supplied listener.

Usage

From source file:com.med.fast.ocr.OcrCaptureActivity.java

/**
 * Initializes the UI and creates the detector pipeline.
 *//*from   w  w  w  . ja va2s  .  c om*/
@Override
public void onCreate(Bundle bundle) {
    super.onCreate(bundle);
    setContentView(R.layout.ocr_capture);

    // Set good defaults for capturing text.
    boolean autoFocus = true;
    boolean useFlash = false;

    // Check for the camera permission before accessing the camera.  If the
    // permission is not granted yet, request permission.
    int rc = ActivityCompat.checkSelfPermission(this, Manifest.permission.CAMERA);
    if (rc == PackageManager.PERMISSION_GRANTED) {
        createCameraSource(autoFocus, useFlash);
    } else {
        requestCameraPermission();
    }

    gestureDetector = new GestureDetector(this, new CaptureGestureListener());
    scaleGestureDetector = new ScaleGestureDetector(this, new ScaleListener());

    Snackbar.make(mGraphicOverlay, "Tap to Speak. Pinch/Stretch to zoom", Snackbar.LENGTH_LONG).show();

    // TODO: Set up the Text To Speech engine.
    TextToSpeech.OnInitListener listener = new TextToSpeech.OnInitListener() {
        @Override
        public void onInit(final int status) {
            if (status == TextToSpeech.SUCCESS) {
                Log.d("TTS", "Text to speech engine started successfully.");
                tts.setLanguage(Locale.US);
            } else {
                Log.d("TTS", "Error starting the text to speech engine.");
            }
        }
    };
    tts = new TextToSpeech(this.getApplicationContext(), listener);
}

---

From source file:com.google.android.gms.samples.vision.barcodereader.BarcodeCapture.java

/**
 * Initializes the UI and creates the detector pipeline.
 *//*from  w w w.j a  va 2s  .  c o m*/

@Nullable
@Override
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container,
        @Nullable Bundle savedInstanceState) {
    View rootView = inflater.inflate(R.layout.barcode_capture, container, false);

    mPreview = (CameraSourcePreview) rootView.findViewById(R.id.preview);
    mGraphicOverlay = (GraphicOverlay<BarcodeGraphic>) rootView.findViewById(R.id.graphicOverlay);
    mGraphicOverlay.setShowText(isShouldShowText());
    mGraphicOverlay.setRectColors(getRectColors());
    mGraphicOverlay.setDrawRect(isShowDrawRect());

    // read parameters from the intent used to launch the activity.

    requestCameraPermission();

    gestureDetector = new GestureDetector(getContext(), new CaptureGestureListener());
    scaleGestureDetector = new ScaleGestureDetector(getContext(), new ScaleListener());

    rootView.setOnTouchListener(new View.OnTouchListener() {
        @Override
        public boolean onTouch(View view, MotionEvent e) {
            boolean b = scaleGestureDetector.onTouchEvent(e);

            boolean c = gestureDetector.onTouchEvent(e);
            return b || c || view.onTouchEvent(e);
        }
    });
    return rootView;
}

---

From source file:ar.com.bestprice.buyitnow.barcodereader.BarcodeCaptureActivity.java

/**
 * Initializes the UI and creates the detector pipeline.
 *///from   w ww  .  ja  v  a  2 s  .  c o m
@Override
public void onCreate(Bundle icicle) {
    super.onCreate(icicle);
    setContentView(R.layout.barcode_capture);

    mPreview = (CameraSourcePreview) findViewById(R.id.preview);
    mGraphicOverlay = (GraphicOverlay<BarcodeGraphic>) findViewById(R.id.graphicOverlay);

    // read parameters from the intent used to launch the activity.
    boolean autoFocus = getIntent().getBooleanExtra(AutoFocus, false);
    boolean useFlash = getIntent().getBooleanExtra(UseFlash, false);

    // Check for the camera permission before accessing the camera.  If the
    // permission is not granted yet, request permission.
    int rc = ActivityCompat.checkSelfPermission(this, Manifest.permission.CAMERA);
    if (rc == PackageManager.PERMISSION_GRANTED) {
        createCameraSource(autoFocus, useFlash);
    } else {
        requestCameraPermission();
    }

    gestureDetector = new GestureDetector(this, new CaptureGestureListener());
    scaleGestureDetector = new ScaleGestureDetector(this, new ScaleListener());

    Snackbar.make(mGraphicOverlay, "Tap to capture. Pinch/Stretch to zoom", Snackbar.LENGTH_LONG).show();
}

---

From source file:org.careerop.textscanner.OcrCaptureActivity.java

/**
 * Initializes the UI and creates the detector pipeline.
 *//*from ww  w .  jav  a2  s.c om*/
@Override
public void onCreate(Bundle icicle) {
    super.onCreate(icicle);
    setContentView(R.layout.ocr_capture);

    mPreview = (CameraSourcePreview) findViewById(R.id.preview);
    mGraphicOverlay = (GraphicOverlay<OcrGraphic>) findViewById(R.id.graphicOverlay);

    // read parameters from the intent used to launch the activity.
    boolean autoFocus = getIntent().getBooleanExtra(AutoFocus, false);
    boolean useFlash = getIntent().getBooleanExtra(UseFlash, false);

    // Check for the camera permission before accessing the camera.  If the
    // permission is not granted yet, request permission.
    int rc = ActivityCompat.checkSelfPermission(this, Manifest.permission.CAMERA);
    if (rc == PackageManager.PERMISSION_GRANTED) {
        createCameraSource(autoFocus, useFlash);
    } else {
        requestCameraPermission();
    }

    gestureDetector = new GestureDetector(this, new CaptureGestureListener());
    scaleGestureDetector = new ScaleGestureDetector(this, new ScaleListener());

    Snackbar.make(mGraphicOverlay, "Tap to capture. Use two finger to zoom", Snackbar.LENGTH_LONG).show();
}

---

From source file:ca.frozen.curlingtv.activities.VideoFragment.java

@Override
public void onCreate(Bundle savedInstanceState) {
    // configure the activity
    super.onCreate(savedInstanceState);

    // load the settings and cameras
    Utils.loadData();/*  w w  w  .j a  v a2 s .com*/

    // get the parameters
    camera = getArguments().getParcelable(CAMERA);
    fullScreen = getArguments().getBoolean(FULL_SCREEN);

    // create the gesture recognizers
    simpleDetector = new GestureDetector(getActivity(), new SimpleListener());
    scaleDetector = new ScaleGestureDetector(getActivity(), new ScaleListener());

    // create the fade in handler and runnable
    fadeInHandler = new Handler();
    fadeInRunner = new Runnable() {
        @Override
        public void run() {
            Animation fadeInName = new AlphaAnimation(0, 1);
            fadeInName.setDuration(FADEIN_ANIMATION_TIME);
            fadeInName.setFillAfter(true);
            Animation fadeInSnapshot = new AlphaAnimation(0, 1);
            fadeInSnapshot.setDuration(FADEIN_ANIMATION_TIME);
            fadeInSnapshot.setFillAfter(true);
            nameView.startAnimation(fadeInName);
            snapshotButton.startAnimation(fadeInSnapshot);
            fadeListener.onStartFadeIn();
        }
    };

    // create the fade out handler and runnable
    fadeOutHandler = new Handler();
    fadeOutRunner = new Runnable() {
        @Override
        public void run() {
            Animation fadeOutName = new AlphaAnimation(1, 0);
            fadeOutName.setDuration(FADEOUT_ANIMATION_TIME);
            fadeOutName.setFillAfter(true);
            Animation fadeOutSnapshot = new AlphaAnimation(1, 0);
            fadeOutSnapshot.setDuration(FADEOUT_ANIMATION_TIME);
            fadeOutSnapshot.setFillAfter(true);
            nameView.startAnimation(fadeOutName);
            snapshotButton.startAnimation(fadeOutSnapshot);
            fadeListener.onStartFadeOut();
        }
    };

    // create the finish handler and runnable
    finishHandler = new Handler();
    finishRunner = new Runnable() {
        @Override
        public void run() {
            getActivity().finish();
        }
    };
}

---

From source file:ocr.OcrCaptureActivity.java

/**
 * Initializes the UI and creates the detector pipeline.
 *///  www . j  a  v a 2s  .co  m
@Override
public void onCreate(Bundle bundle) {
    super.onCreate(bundle);
    setContentView(R.layout.activity_ocr_capture);

    mPreview = (CameraSourcePreview) findViewById(R.id.preview);
    mGraphicOverlay = (GraphicOverlay<OcrGraphic>) findViewById(R.id.graphicOverlay);

    // Set good defaults for capturing text.
    boolean autoFocus = true;
    boolean useFlash = false;

    // Check for the camera permission before accessing the camera.  If the
    // permission is not granted yet, request permission.
    int rc = ActivityCompat.checkSelfPermission(this, Manifest.permission.CAMERA);
    if (rc == PackageManager.PERMISSION_GRANTED) {
        createCameraSource(autoFocus, useFlash);
    } else {
        requestCameraPermission();
    }

    gestureDetector = new GestureDetector(this, new CaptureGestureListener());
    scaleGestureDetector = new ScaleGestureDetector(this, new ScaleListener());

    Snackbar.make(mGraphicOverlay, "Tap to Speak. Pinch/Stretch to zoom", Snackbar.LENGTH_LONG).show();

    // TODO: Set up the Text To Speech engine.
    TextToSpeech.OnInitListener listener = new TextToSpeech.OnInitListener() {
        @Override
        public void onInit(final int status) {
            if (status == TextToSpeech.SUCCESS) {
                Log.d("TTS", "Text to speech engine started successfully.");
                tts.setLanguage(Locale.US);
            } else {
                Log.d("TTS", "Error starting the text to speech engine.");
            }
        }
    };
    tts = new TextToSpeech(this.getApplicationContext(), listener);

}

---

From source file:com.example.sanya.likhawat_v1.OcrCaptureActivity.java

/**
 * Initializes the UI and creates the detector pipeline.
 *//*from  w  ww  . ja  v  a  2 s .  c o m*/
@Override
public void onCreate(Bundle icicle) {
    super.onCreate(icicle);
    setContentView(R.layout.ocr_capture);

    mPreview = (CameraSourcePreview) findViewById(R.id.preview);
    mGraphicOverlay = (GraphicOverlay<OcrGraphic>) findViewById(R.id.graphicOverlay);

    // read parameters from the intent used to launch the activity.
    boolean autoFocus = getIntent().getBooleanExtra(AutoFocus, false);
    boolean useFlash = getIntent().getBooleanExtra(UseFlash, false);

    // Check for the camera permission before accessing the camera.  If the
    // permission is not granted yet, request permission.
    int rc = ActivityCompat.checkSelfPermission(this, Manifest.permission.CAMERA);
    if (rc == PackageManager.PERMISSION_GRANTED) {
        createCameraSource(autoFocus, useFlash);
    } else {
        requestCameraPermission();
    }

    gestureDetector = new GestureDetector(this, new CaptureGestureListener());
    scaleGestureDetector = new ScaleGestureDetector(this, new ScaleListener());

    Snackbar.make(mGraphicOverlay, "Tap to capture. Pinch/Stretch to zoom", Snackbar.LENGTH_LONG).show();
}

---

From source file:nl.achan.apps.sbb_spelgids.scanner.BarcodeCaptureActivity.java

/**
 * Initializes the UI and creates the detector pipeline.
 *///from  w  w  w  .j av a2  s  .c o  m
@Override
public void onCreate(Bundle icicle) {
    super.onCreate(icicle);
    setContentView(R.layout.barcode_capture);

    mPreview = (CameraSourcePreview) findViewById(R.id.preview);
    mGraphicOverlay = (GraphicOverlay<BarcodeGraphic>) findViewById(R.id.graphicOverlay);

    // read parameters from the intent used to launch the activity.
    boolean autoFocus = getIntent().getBooleanExtra(AutoFocus, true);
    boolean useFlash = getIntent().getBooleanExtra(UseFlash, false);

    // Check for the camera permission before accessing the camera.  If the
    // permission is not granted yet, request permission.
    int rc = ActivityCompat.checkSelfPermission(this, Manifest.permission.CAMERA);
    if (rc == PackageManager.PERMISSION_GRANTED) {
        createCameraSource(autoFocus, useFlash);
    } else {
        requestCameraPermission();
    }

    gestureDetector = new GestureDetector(this, new CaptureGestureListener());
    scaleGestureDetector = new ScaleGestureDetector(this, new ScaleListener());

    Snackbar.make(mGraphicOverlay, "Tap to capture. Pinch/Stretch to zoom", Snackbar.LENGTH_LONG).show();
}

---

From source file:org.videolan.vlc.gui.view.PopupLayout.java

@SuppressWarnings("deprecation")
private void init(Context context) {
    mWindowManager = (WindowManager) context.getApplicationContext().getSystemService(Context.WINDOW_SERVICE);

    final WindowManager.LayoutParams params = new WindowManager.LayoutParams(
            VLCApplication.getAppResources().getDimensionPixelSize(R.dimen.video_pip_width),
            VLCApplication.getAppResources().getDimensionPixelSize(R.dimen.video_pip_heigth),
            WindowManager.LayoutParams.TYPE_PHONE, WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE,
            PixelFormat.OPAQUE);//from  w  ww .j  a v a 2 s  .  com

    params.gravity = Gravity.BOTTOM | Gravity.START;
    params.x = 50;
    params.y = 50;
    if (AndroidUtil.isHoneycombOrLater())
        mScaleGestureDetector = new ScaleGestureDetector(context, this);
    setOnTouchListener(this);
    mWindowManager.addView(this, params);
    mLayoutParams = (WindowManager.LayoutParams) getLayoutParams();

    updateWindowSize();
}

---

From source file:com.example.ocr.linkfetcherocr.OcrCaptureActivity.java

/**
 * Initializes the UI and creates the detector pipeline.
 *///from   w w w. java 2 s . c  om
@Override
public void onCreate(Bundle icicle) {
    super.onCreate(icicle);
    setContentView(R.layout.ocr_capture);

    mPreview = (CameraSourcePreview) findViewById(R.id.preview);
    mGraphicOverlay = (GraphicOverlay<OcrGraphic>) findViewById(R.id.graphicOverlay);

    // read parameters from the intent used to launch the activity.
    boolean autoFocus = getIntent().getBooleanExtra(AutoFocus, false);
    boolean useFlash = getIntent().getBooleanExtra(UseFlash, false);

    // Check for the camera permission before accessing the camera.  If the
    // permission is not granted yet, request permission.
    int rc = ActivityCompat.checkSelfPermission(this, Manifest.permission.CAMERA);
    if (rc == PackageManager.PERMISSION_GRANTED) {
        createCameraSource(autoFocus, useFlash);
    } else {
        requestCameraPermission();
    }

    gestureDetector = new GestureDetector(this, new CaptureGestureListener());
    scaleGestureDetector = new ScaleGestureDetector(this, new ScaleListener());

    Snackbar.make(mGraphicOverlay, "Tap to capture. Pinch/Stretch to zoom", Snackbar.LENGTH_LONG).show();
    // To get a back button when capturing a picture
    getSupportActionBar().setDisplayHomeAsUpEnabled(true);

}

---

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