private void ImageView_KeyDown(object sender, KeyEventArgs e) { if (ImageView.Floater == null) { return; } if (e.KeyData == Keys.Left) { Himg._FloterMove(ImageView, 0); } else if (e.KeyData == Keys.Right) { Himg._FloterMove(ImageView, 1); } else if (e.KeyData == Keys.Up) { Himg._FloterMove(ImageView, 2); } else if (e.KeyData == Keys.Down) { Himg._FloterMove(ImageView, 3); } }