// accelerometer
@Override
public void onSensorChanged(SensorEvent event) {
float noisy = ApplicationConstant.ACCELEROMETER_NOISY;
float x = event.values[0];
float y = event.values[1];
float z = event.values[2];
if (!isInitialized) {
lastX = x;
lastY = y;
lastZ = z;
isInitialized = true;
} else {
float deltaX = Math.abs(lastX - x);
float deltaY = Math.abs(lastY - y);
float deltaZ = Math.abs(lastZ - z);
if (deltaX < noisy) deltaX = (float) 0.0;
if (deltaY < noisy) deltaY = (float) 0.0;
if (deltaZ < noisy) deltaZ = (float) 0.0;
lastX = x;
lastY = y;
lastZ = z;
if (deltaX + deltaY + deltaX > 0 && !suspandTimer) {
Log.d("acc", "sharp motion");
if (SuspiciousMotionDetectionHelper.isSuspiciousMotion() && !alertAlreadyTrigged) {
suspandTimer = true;
alertAlreadyTrigged = true;
Intent cameraIntent = new Intent(getBaseContext(), AlertCountDownActivity.class);
startActivityForResult(
cameraIntent, ActivityRequestCodeEnum.ALERT_ACTIVITY_REQUEST_CODE.getValue());
}
}
}
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle item selection. Menu items typically start another
// activity, start a service, or broadcast another intent.
switch (item.getItemId()) {
case R.id.menu_stop:
finish();
return true;
case R.id.menu_send_alert:
Intent cameraIntent = new Intent(getBaseContext(), AlertCountDownActivity.class);
startActivityForResult(
cameraIntent, ActivityRequestCodeEnum.ALERT_ACTIVITY_REQUEST_CODE.getValue());
return true;
default:
return super.onOptionsItemSelected(item);
}
}