vb小程序vb有趣小程序

vb有趣小程序

Private WithEvents Timer1 As Timer Dim r&, r1&, t&, a1!, a2!, xb!, yb!, s!, b# Private Sub Form_Load() Me.Width = 4500: Me.Height = 4500 Me.Move (Screen.Width - Me.Width) 2, (Screen.Height - Me.Height) 2 Me.AutoRedraw = True Me.Caption = "CBM666的万花筒" Set Timer1 = Controls.Add("vb.timer", "Timer1") Timer1.Interval = 10 End Sub Private Sub Timer1_Timer() Randomize r = 340 * Rnd If r <> 0 Then r1 = 500 s = r * Rnd b = RGB(256 * Rnd, 256 * Rnd, 256 * Rnd) For t = 1 To 10000 a1 = t * 3.1415926 / 180 a2 = (r1 / r) * a1 xb = 500 + (-(r1 - r) * Cos(a1) - s * Cos(a2 - a1) + 420) * 4 yb = 500 + ((r1 - r) * Sin(a1) - s * Sin(a2 - a1) + 380) * 4 Me.PSet (xb, yb), b Next t End If End Sub