Examples with GestureDetector android.view.GestureDetector used on opensource projects

Example 46 with GestureDetector

use of android.view.GestureDetector in project android-vision by googlesamples.

the class OcrCaptureActivity method onCreate.

/**
     * Initializes the UI and creates the detector pipeline.
     */
@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();
}

Example 47 with GestureDetector

use of android.view.GestureDetector in project android-app-common-tasks by multidots.

the class TouchImageView method sharedConstructing.

private void sharedConstructing(Context context) {
    super.setClickable(true);
    this.context = context;
    mScaleDetector = new ScaleGestureDetector(context, new ScaleListener());
    mGestureDetector = new GestureDetector(context, new GestureListener());
    matrix = new Matrix();
    prevMatrix = new Matrix();
    m = new float[9];
    normalizedScale = 1;
    if (mScaleType == null) {
        mScaleType = ScaleType.FIT_CENTER;
    }
    minScale = 1;
    maxScale = 3;
    superMinScale = SUPER_MIN_MULTIPLIER * minScale;
    superMaxScale = SUPER_MAX_MULTIPLIER * maxScale;
    setImageMatrix(matrix);
    setScaleType(ScaleType.MATRIX);
    setState(State.NONE);
    onDrawReady = false;
    super.setOnTouchListener(new PrivateOnTouchListener());
}

Example 48 with GestureDetector

use of android.view.GestureDetector in project MultiPhotoPicker by wangeason.

the class TouchImageView method sharedConstructing.

private void sharedConstructing(Context context) {
    super.setClickable(true);
    this.context = context;
    mScaleDetector = new ScaleGestureDetector(context, new ScaleListener());
    mGestureDetector = new GestureDetector(context, new GestureListener());
    matrix = new Matrix();
    prevMatrix = new Matrix();
    m = new float[9];
    normalizedScale = 1;
    if (mScaleType == null) {
        mScaleType = ScaleType.FIT_CENTER;
    }
    minScale = 1;
    maxScale = 3;
    superMinScale = SUPER_MIN_MULTIPLIER * minScale;
    superMaxScale = SUPER_MAX_MULTIPLIER * maxScale;
    setImageMatrix(matrix);
    setScaleType(ScaleType.MATRIX);
    setState(State.NONE);
    onDrawReady = false;
    super.setOnTouchListener(new PrivateOnTouchListener());
}

Example 49 with GestureDetector

use of android.view.GestureDetector in project wire-android by wireapp.

the class TouchImageView method sharedConstructing.

private void sharedConstructing(Context context) {
    super.setClickable(true);
    this.context = context;
    scaleDetector = new ScaleGestureDetector(context, new ScaleListener());
    gestureDetector = new GestureDetector(context, new GestureListener());
    matrix = new Matrix();
    prevMatrix = new Matrix();
    m = new float[9];
    normalizedScale = 1;
    if (scaleType == null) {
        scaleType = ScaleType.FIT_CENTER;
    }
    minScale = 1;
    maxScale = 3;
    superMinScale = SUPER_MIN_MULTIPLIER * minScale;
    superMaxScale = SUPER_MAX_MULTIPLIER * maxScale;
    setImageMatrix(matrix);
    setScaleType(ScaleType.MATRIX);
    setState(State.NONE);
    onDrawReady = false;
    super.setOnTouchListener(new PrivateOnTouchListener());
}

Example 50 with GestureDetector

use of android.view.GestureDetector in project diary by billthefarmer.

the class Diary method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);
    textView = (EditText) findViewById(R.id.text);
    scrollView = (ScrollView) findViewById(R.id.scroll);
    markdownView = (MarkdownView) findViewById(R.id.markdown);
    accept = findViewById(R.id.accept);
    edit = findViewById(R.id.edit);
    WebSettings settings = markdownView.getSettings();
    settings.setBuiltInZoomControls(true);
    settings.setDisplayZoomControls(false);
    setListeners();
    gestureDetector = new GestureDetector(this, new GestureListener());
    if (savedInstanceState == null)
        today();
    else {
        setDate(new GregorianCalendar((Integer) savedInstanceState.get(YEAR), (Integer) savedInstanceState.get(MONTH), (Integer) savedInstanceState.get(DAY)));
        shown = (Boolean) savedInstanceState.get(SHOWN);
    }
    // Copy help text to today's page if no entries
    if (prevEntry == null && nextEntry == null && textView.length() == 0)
        textView.setText(getHelp());
}