VB编程：掷骰子游戏

Private Sub Command1_Click()
    Timer1.Enabled = True  '开始
    
End Sub

Private Sub Command2_Click()
    Timer1.Enabled = False   '停止
    num = Int(Rnd * 6) + 1
    Label1.Caption = num & "点"
    Display (num)
End Sub


Private Sub Form_Load()
    For i = 0 To 6             '初始化
        Shape2(i).FillColor = &H0&
        Shape2(i).FillStyle = 0
        Shape2(i).Shape = 3
        Shape2(i).Visible = False
        
    Next i
    Shape1.FillColor = &HFFFFFF
    Shape1.FillStyle = 0
    Shape1.Shape = 5
    Randomize Timer
    Timer1.Enabled = False
    Timer1.Interval = 50
    Label1.Caption = "1 点"
    
    Display (1)
End Sub

Private Sub Timer1_Timer()
    Randomize
    num = Int(Rnd * 6) + 1
    Label1.Caption = num & "点"
    Display (num)
End Sub

Sub Display(a)
    For i = 0 To 6
        Shape2(i).Visible = False
    Next i
    For i = 0 To 6
        If i <> 2 Or i <> 4 Then
            Shape2(i).FillColor = &H0&
        End If
    Next i
    Select Case a
        Case 1
            Shape2(3).FillColor = &H0&
            Shape2(3).Visible = True
        Case 2
            
            Shape2(0).Visible = True
            Shape2(6).Visible = True
        Case 3
            Shape2(0).Visible = True
            Shape2(3).Visible = True
            Shape2(6).Visible = True
            
        Case 4
           For i = 0 To 6
                If i = 0 Or i = 2 Or i = 4 Or i = 6 Then
                    Shape2(i).Visible = True
                End If
            Next i
        Case 5
            For i = 0 To 6
                If i = 0 Or i = 2 Or i = 3 Or i = 4 Or i = 6 Then
                    Shape2(i).Visible = True
                End If
            Next i
        Case 6
           For i = 0 To 6
                If i <> 3 Then
                    Shape2(i).Visible = True
                End If
            Next i
            
    End Select
End Sub