Android Question how to jump the charcter (imageview)

[gaouser]

how to jump the charcter (imageview)
i try that

Private Sub Button2_Click
MoveStart = ImageView1.top
    MoveTo = ImageView1.top  - ImageView1.Height
time.Enabled = True
    
    
End Sub

Private Sub time_Tick
    Dim f As Boolean
    If ImageView1 = MoveTo Then
        f=True
        Else
        ImageView1.Top = ImageView1.Top - 1
    End If
    
    If f = True Then
        If ImageView1 =  MoveStart Then

        Else
            ImageView1.Top = ImageView1.Top + 1
        End If
        
        End If
        

End Sub