VB Practice 7 - Methods II - Yahtzee

Public Class Form1

    Dim lblDice1, lblDice2, lblDice3, lblDice4, lblDice5 As New Label
    Dim WithEvents butRoll As New Button
    Dim nYatzee, nFourOfAKind, nThreeOfAKind As New Integer
    Dim lblYatzee, lblFourOfAKind, lblThreeOfAKind As New TextBox

    Dim rnd As New Random


    Private Sub addDice(ByRef lbl As Label, ByVal x As Integer, ByVal y As Integer)
        lbl.Text = 0
        lbl.Location = New Point(x, y)
        lbl.Font = New Drawing.Font("Microsoft Sans Serif", 28.0F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point)
        lbl.Height = 40
        lbl.Width = 40

        Me.Controls.Add(lbl)

    End Sub
    Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load

        addDice(lblDice1, 10, 20)
        addDice(lblDice2, 70, 20)
        addDice(lblDice3, 130, 20)
        addDice(lblDice4, 190, 20)
        addDice(lblDice5, 250, 20)
        resultscount(lblYatzee, "Yahtzees: 0", 20, 140)
        resultscount(lblFourOfAKind, "Four of a Kinds: 0", 20, 180)
        resultscount(lblThreeOfAKind, "Three of a Kinds: 0", 20, 220)
        AddButton(butRoll, "Roll", 100, 90)

    End Sub

    Private Sub resultscount(ByRef results As TextBox, ByRef Name As String, ByVal x As Integer, ByVal y As Integer)
        results.Text = Name
        results.Location = New Point(x, y)
        results.Width = 150

        Me.Controls.Add(results)

    End Sub

    Private Sub RollDice() Handles butRoll.Click
        Dim arrNumbers() As Integer = {0, 0, 0, 0, 0, 0}

        RollSingleDice(lblDice1)
        RollSingleDice(lblDice2)
        RollSingleDice(lblDice3)
        RollSingleDice(lblDice4)
        RollSingleDice(lblDice5)

        GetStats()

        lblYatzee.Text = "Yatzees: " & nYatzee
        lblFourOfAKind.Text = "Four Of A Kind: " & nFourOfAKind
        lblThreeOfAKind.Text = "Three Of A Kind: " & nThreeOfAKind

    End Sub
    Private Sub AddButton(ByRef results As Button, ByRef Name As String, ByVal x As Integer, ByVal y As Integer)
        results.Text = Name
        results.Location = New Point(x, y)
        results.Width = 150

        Me.Controls.Add(results)

    End Sub
    Private Sub RollSingleDice(ByRef lblDice As Label)
        lblDice.Text = rnd.Next(1, 7)
    End Sub
    Private Sub GetStats()
        Dim arrNumbers() As Integer = {0, 0, 0, 0, 0, 0}
        For Each lbl As Label In Me.Controls.OfType(Of Label)()
            arrNumbers(lbl.Text - 1) += 1
        Next

        For Each i As Integer In arrNumbers
            If i = 5 Then
                nYatzee += 1
            ElseIf i = 4 Then
                nFourOfAKind += 1
            ElseIf i = 3 Then
                nThreeOfAKind += 1

            End If
        Next
    End Sub
End Class