GeorgCantor

view.setOnTouchListener { _, event ->
            val x = event.x.toInt() + 200
            val y = event.y.toInt()
            if (pickMode != 5 && event.action == ACTION_DOWN) {
                viewModel.products.observeOnce(viewLifecycleOwner) { products ->
                    products.forEach {
                        if (it.rectName?.contains(x, y) == true && it.isVisible) {
                            findNavController().navigate(
                                R.id.action_pickFragment_to_productFragment,
                                bundleOf(PRODUCT_ID to it.id.toString())

GeorgCantor

class BarcodeGraphic internal constructor(
    overlay: GraphicOverlay<*>?,
    private val viewModel: PickCompleteViewModel?,
    private val lifecycleOwner: LifecycleOwner
) : Graphic(overlay!!) {

    var id = 0
    private val rectPaint = Paint().apply {
        color = GREEN
        style = Paint.Style.FILL

GeorgCantor

class PickCompleteViewModel(
    private val repository: ApiRepository,
    private val preferences: SharedPreferences
) : ViewModel() {

    val response = MutableLiveData<ResponseMessage>()
    val error = MutableLiveData<String>()
    val products = MutableLiveData<MutableSet<Product>>()
    val currentProduct = MutableLiveData<PickProduct>()
    val sentSuccess = MutableLiveData<Boolean>()

GeorgCantor

<LinearLayout
            android:id="@+id/top_layout"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:keepScreenOn="true"
            android:orientation="vertical">

            <team.marker.util.camera.CameraSourcePreview
                android:id="@+id/preview"
                android:layout_width="match_parent"

GeorgCantor

class CameraSourcePreview(
    private val mContext: Context,
    attrs: AttributeSet?
) : ViewGroup(mContext, attrs) {

    private val mSurfaceView: SurfaceView = SurfaceView(mContext)
    private var mStartRequested = false
    private var mSurfaceAvailable = false
    private var mCameraSource: CameraSource? = null
    private var mOverlay: GraphicOverlay<*>? = null

GeorgCantor

class GraphicOverlay<T : Graphic?>(context: Context?, attrs: AttributeSet?) : View(context, attrs) {
    private val mLock = Any()
    private var mPreviewWidth = 0

    /**
     * Returns the horizontal scale factor.
     */
    var widthScaleFactor = 1.0f
        private set
    private var mPreviewHeight = 0

GeorgCantor

    fun validMountainArray(arr: IntArray): Boolean {
        if (arr.size < 3 || arr[0] > arr[1]) return false
        var ascend = true
        for (i in 1 until arr.size) {
            if (arr[i - 1] == arr[i]) return false
            if (ascend) {
                if (arr[i - 1] > arr[i]) ascend = false
            } else {
                if (arr[i - 1] < arr[i]) return false
            }

GeorgCantor

    public boolean validMountainArray(int[] arr) {
        if (arr.length < 3 || arr[0] > arr[1]) return false;
        boolean ascend = true;
        for (int i = 1; i < arr.length; i++) {
            if (arr[i - 1] == arr[i]) return false;
            if (ascend) {
                if (arr[i - 1] > arr[i]) ascend = false;
            } else {
                if (arr[i - 1] < arr[i]) return false;
            }

GeorgCantor

    fun countSubstrings(s: String): Int {
        var c = 0
        for (i in s.indices) {
            val sb = StringBuilder()
            for (j in i until s.length) if (isPal(sb.append(s[j]).toString())) c++
        }

        return c
    }

GeorgCantor

    fun countSubstrings(s: String): Int {
        var c = 0
        for (i in s.indices) {
            val sb = StringBuilder()
            for (j in i until s.length) if (sb.append(s[j]).toString() == sb.toString().reversed()) c++
        }

        return c
    }