画像の周囲に残像が残る (ID:142754)

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本文 ちらつきも何とか解決できました。 今度は配列＜List (of データ型）＞の勉強をしたいと思います Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load Me.BackColor = Color.Yellow '背景色 End Sub Private Sub Timer1_Tick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Timer1.Tick Dim bmp As Bitmap = New Bitmap(PictureBox1.Width, PictureBox1.Height) Dim g As Graphics = Graphics.FromImage(bmp) img = Image.FromFile("\pin5.gif") g.DrawImage(img, 30, 30, 25, 60) g.DrawImage(img, 70, 80, 25, 60) g.DrawImage(img, 110, 90, 25, 60) g.DrawImage(img, 150, 120, 25, 60) g.DrawImage(img, 30, 90, 25, 60) g.DrawImage(img, 70, 130, 25, 60) g.DrawImage(img, 30, 150, 25, 60) g.DrawImage(img, 70, 180, 25, 60) g.DrawImage(img, 110, 150, 25, 60) g.DrawImage(img, 30, 210, 25, 60) imgx = Image.FromFile("\1tama.gif") imgx2 = Image.FromFile("\x2tama.gif") frg = Not frg x -= 10 If frg = True Then g.DrawImage(imgx, x, 155, 30, 30) Else g.DrawImage(imgx2, x, 155, 30, 30) End If PictureBox1.Image = bmp g.Dispose() End Sub Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click Timer1.Start() End Sub