Examples with ReactMethod com.facebook.react.bridge.ReactMethod used on opensource projects

Example 86 with ReactMethod

use of com.facebook.react.bridge.ReactMethod in project react-native-camera by react-native-community.

the class RCTCameraModule method hasFlash.

@ReactMethod
public void hasFlash(ReadableMap options, final Promise promise) {
    Camera camera = RCTCamera.getInstance().acquireCameraInstance(options.getInt("type"));
    if (null == camera) {
        promise.reject("No camera found.");
        return;
    }
    List<String> flashModes = camera.getParameters().getSupportedFlashModes();
    promise.resolve(null != flashModes && !flashModes.isEmpty());
}

Example 87 with ReactMethod

use of com.facebook.react.bridge.ReactMethod in project react-native-camera by react-native-community.

the class RCTCameraModule method setZoom.

@ReactMethod
public void setZoom(ReadableMap options, int zoom) {
    RCTCamera instance = RCTCamera.getInstance();
    if (instance == null)
        return;
    Camera camera = instance.acquireCameraInstance(options.getInt("type"));
    if (camera == null)
        return;
    Camera.Parameters parameters = camera.getParameters();
    int maxZoom = parameters.getMaxZoom();
    if (parameters.isZoomSupported()) {
        if (zoom >= 0 && zoom < maxZoom) {
            parameters.setZoom(zoom);
            try {
                camera.setParameters(parameters);
            } catch (RuntimeException e) {
                Log.e("RCTCameraModule", "setParameters failed", e);
            }
        }
    }
}