private void PanButton_MouseDown(object sender, MouseEventArgs e)
{
if (e.Button != MouseButtons.Left)
{
return;
}
var ctrl = (Control)sender;
var adjustement = (ImageAlignAdjustement)ctrl.Tag;
_lastClickType = adjustement;
//First adjustement immediatly when the button is down, before the delay is considered.
DoAdjustement(adjustement);
tmrScrollDelay.Start();
}
public AlignImageEventArgs(ImageAlignAdjustement alignButtonClick)
{
AlignButtonClicked = alignButtonClick;
}
private void DoAdjustement(ImageAlignAdjustement adjustementType)
{
if (PannablePictureBox != null)
{
switch (adjustementType)
{
case ImageAlignAdjustement.LeftAlign:
PannablePictureBox.AlignLeft();
break;
case ImageAlignAdjustement.BottomAlign:
PannablePictureBox.AlignBottom();
break;
case ImageAlignAdjustement.RightAlign:
PannablePictureBox.AlignRight();
break;
case ImageAlignAdjustement.TopAlign:
PannablePictureBox.AlignTop();
break;
case ImageAlignAdjustement.XAlign:
PannablePictureBox.AlignXMiddle();
break;
case ImageAlignAdjustement.YAlign:
PannablePictureBox.AlignYMiddle();
break;
case ImageAlignAdjustement.NudgeUp:
PannablePictureBox.Nudge(y: -1);
break;
case ImageAlignAdjustement.NudgeDown:
PannablePictureBox.Nudge(y: 1);
break;
case ImageAlignAdjustement.NudgeLeft:
PannablePictureBox.Nudge(-1);
break;
case ImageAlignAdjustement.NudgeRight:
PannablePictureBox.Nudge(1);
break;
case ImageAlignAdjustement.Center:
PannablePictureBox.CenterImage();
break;
case ImageAlignAdjustement.None:
return;
default:
throw new ArgumentOutOfRangeException(nameof(adjustementType), adjustementType, null);
}
SetPositionText();
ImageLocationChanged?.Invoke(this, new AlignImageEventArgs(adjustementType));
}
}
