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Private Type POINTAPI
x As Long
y As Long
End Type
Private Declare Function PolylineTo Lib "gdi32" (ByVal hdc As Long, lppt As POINTAPI, ByVal cCount As Long) As Long
Private Declare Function MoveToEx Lib "gdi32" (ByVal hdc As Long, ByVal x As Long, ByVal y As Long, ByVal lpPoint As Any) As Long
Private Sub Form_Load()
'KPD-Team 1998
'URL: http://www.allapi.net/
'E-Mail: KPDTeam@Allapi.net
Me.ScaleMode = vbPixels
End Sub
Private Sub Form_Paint()
Dim Pt(1 To 1000) As POINTAPI, Angle As Single, Radius As Single
Dim Number As Integer, XMid As Long, YMid As Long
XMid = Me.ScaleWidth / 2
YMid = Me.ScaleHeight / 2
'Fill our array with points
For Number = 1 To 1000
Angle = Number * 0.1
Radius = Radius + Angle * 0.01
Pt(Number).x = XMid + Cos(Angle) * Radius
Pt(Number).y = YMid - Sin(Angle) * Radius
Next Number
'Set the coördinates of the active point
MoveToEx Me.hdc, Me.ScaleWidth / 2, Me.ScaleHeight / 2, ByVal 0&
'Draw several lines
PolylineTo Me.hdc, Pt(1), 1000
End Sub
Private Sub Form_Resize()
Me.Cls
Form_Paint
End Sub
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