画一个五角星,添充中间使用什么函数???
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Private Type mypoint
X As Long
Y As Long
End Type
Private Declare Function FloodFill Lib "gdi32" _
(ByVal hdc As Long, ByVal X As Long, ByVal Y As _
Long, ByVal crColor As Long) As Long
Private Sub drawsj(ByVal obj As Object, p1 As mypoint, p2 As mypoint, p3 As mypoint, ByVal mFillColor As Long, ByVal mLineColor As Long)'画三角形的函数
Dim midx As Long
Dim midy As Long
obj.FillColor = mFillColor
obj.FillStyle = 0 '一定要设,默认为1(透明),可以试着改成其它值(0-7)
obj.ScaleMode = 3 '必须设定,只要使用api函数绘图,一般都要设定为3
obj.AutoRedraw = True
midx = (p1.X + p2.X + p3.X) \ 3
midy = (p1.Y + p2.Y + p3.Y) \ 3
obj.Line (p1.X, p1.Y)-(p2.X, p2.Y), mLineColor
obj.Line (p2.X, p2.Y)-(p3.X, p3.Y), mLineColor
obj.Line (p3.X, p3.Y)-(p1.X, p1.Y), mLineColor
Dim i As Long
i = FloodFill(obj.hdc, midx, midy, mLineColor)
Debug.Print i
obj.Refresh
End SubPrivate Sub Command1_Click()
Dim mp1 As mypoint, mp2 As mypoint, mp3 As mypoint
mp1.X = 50
mp1.Y = 50
mp2.X = 30
mp2.Y = 80
mp3.X = 70
mp3.Y = 80
drawsj Me.Picture1, mp1, mp2, mp3, vbGreen, vbBlue
End Sub