Visual Basic Tips


画像の鏡像と回転


ピクチャーボックス(Picture1)の内容を、鏡像(Picture2)、回転(Picture3)、鏡像&回転(Picture4)のそれぞれ出力します。

Private Sub Form_Click()
  '鏡像
  Picture2.PaintPicture Picture1.Picture, Picture1.ScaleWidth, 0, -Picture1.ScaleWidth, Picture1.ScaleHeight
  '回転
  Picture3.PaintPicture Picture1.Picture, 0, Picture1.ScaleHeight, Picture1.ScaleWidth, -Picture1.ScaleHeight
  '鏡像&回転
  Picture4.PaintPicture Picture1.Picture, Picture1.ScaleWidth, Picture1.ScaleHeight, -Picture1.ScaleWidth, -Picture1.ScaleHeight
End Sub


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