@TargetApi(Build.VERSION_CODES.ICE_CREAM_SANDWICH)
public void onResume() {
addView(previewStrategy.getWidget());
if (camera == null) {
cameraId = getHost().getCameraId();
if (cameraId >= 0) {
try {
camera = Camera.open(cameraId);
if (getActivity().getRequestedOrientation()
!= ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED) {
onOrientationChange.enable();
}
setCameraDisplayOrientation();
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH
&& getHost() instanceof Camera.FaceDetectionListener) {
camera.setFaceDetectionListener((Camera.FaceDetectionListener) getHost());
}
} catch (Exception e) {
getHost().onCameraFail(FailureReason.UNKNOWN);
}
} else {
getHost().onCameraFail(FailureReason.NO_CAMERAS_REPORTED);
}
}
}
public void lockToLandscape(boolean enable) {
if (enable) {
getActivity().setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE);
onOrientationChange.enable();
} else {
getActivity().setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED);
onOrientationChange.disable();
}
}