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:it.jaschke.alexandria.CameraPreview.BarcodeCaptureActivity.java

/**
 * Initializes the UI and creates the detector pipeline.
 *//*from  ww  w  . j ava  2 s .  com*/
@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:com.ohbrothers.www.accountbook.ocr.OcrCaptureActivity.java

/**
 * Initializes the UI and creates the detector pipeline.
 *//*from  ww  w. ja v a2s .  co  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, R.string.tap_to_capture, Snackbar.LENGTH_LONG).show();
}

---

From source file:com.example.paulogabriel.test_app.BarcodeCaptureActivity.java

/**
 * Initializes the UI and creates the detector pipeline.
 *///from w w  w. j  av 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:com.ickphum.android.isoview.IsoCanvas.java

public IsoCanvas(Context context, AttributeSet attrs, int defStyle) {
    super(context, attrs, defStyle);

    TypedArray a = context.getTheme().obtainStyledAttributes(attrs, R.styleable.IsoCanvas, defStyle, defStyle);

    try {//from  w  w w  .j  a  v a 2  s.  c o  m
        mBackgroundLineColor = a.getColor(R.styleable.IsoCanvas_backgroundLineColor, mBackgroundLineColor);
    } finally {
        a.recycle();
    }

    mPaints[0] = new Paint();
    mPaints[0].setColor(Color.CYAN);
    mPaints[0].setStyle(Paint.Style.FILL);

    float mHalfWidth = (float) 4.9;
    float mHalfHeight = (float) 5.6;
    float quarter_height = mHalfHeight / 2;

    for (int i = 0; i < 3; i++) {
        mPaths[i] = new Path();
    }

    mPaths[0].moveTo(0, 0);
    mPaths[0].lineTo(-mHalfWidth, -quarter_height);
    mPaths[0].lineTo(-mHalfWidth, quarter_height);
    mPaths[0].lineTo(0, quarter_height * 2);
    mPaths[0].setFillType(Path.FillType.WINDING);

    mPaths[1].moveTo(0, 0);
    mPaths[1].lineTo(10, 0);
    mPaths[1].lineTo(10, 10);
    mPaths[1].lineTo(0, 10);
    mPaths[1].lineTo(0, 0);
    mPaths[1].setFillType(Path.FillType.WINDING);

    initPaints();

    // Sets up interactions
    if (!this.isInEditMode()) {
        mScaleGestureDetector = new ScaleGestureDetector(context, mScaleGestureListener);
        mGestureDetector = new GestureDetectorCompat(context, mGestureListener);
    }

}

---

From source file:am.widget.scalerecyclerview.ScaleRecyclerView.java

private void initView(Context context, @Nullable AttributeSet attrs) {
    final TypedArray custom = context.obtainStyledAttributes(attrs, R.styleable.ScaleRecyclerView);
    mScaleEnable = custom.getBoolean(R.styleable.ScaleRecyclerView_srvScaleEnable, false);
    mScale = custom.getFloat(R.styleable.ScaleRecyclerView_srvScale, 1);
    mMinScale = custom.getFloat(R.styleable.ScaleRecyclerView_srvMinScale, 0.000000001f);
    mMaxScale = custom.getFloat(R.styleable.ScaleRecyclerView_srvMaxScale, 6);
    custom.recycle();//w ww . j av a  2  s  . c o  m
    mGestureDetector = new GestureDetectorCompat(context, new DoubleTapListener());
    mScaleGestureDetector = new ScaleGestureDetector(context, new ScaleListener());
}

---

From source file:argusui.com.argus.OcrCaptureActivity.java

/**
 * Initializes the UI and creates the detector pipeline.
 *//*from   w  w  w  .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();

    // 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:br.com.fatec.jade.barcode.BarcodeCaptureActivity.java

/**
 * Initializes the UI and creates the detector pipeline.
 *///w  ww. j  a  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, "Toque para capturar. Gesto de pina para zoom", Snackbar.LENGTH_LONG)
            .show();
}

---

From source file:com.karrel.sunstudyenglish.base.ocr.OcrCaptureActivity.java

/**
 * Initializes the UI and creates the detector pipeline.
 *///from  w w  w.  ja va2  s .  c o  m
@Override
public void onCreate(Bundle bundle) {
    super.onCreate(bundle);
    setContentView(R.layout.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();

    mWordSet = new HashSet<>();
    findViewById(R.id.completeCollection).setOnClickListener(onCompliteListener);
}

---

From source file:it.jaschke.alexandria.barcode.BarcodeCaptureActivity.java

/**
 * Initializes the UI and creates the detector pipeline.
 *//*from  w  w w  . jav  a2 s .c om*/
@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, getString(R.string.tap_to_capture), Snackbar.LENGTH_LONG).show();
}

---

From source file:com.simadanesh.handheld.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, 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();
}

---

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