protected override bool ProcessCmdKey(ref Message msg, Keys keyData)
{
switch(keyData)
{
case Keys.Left:
PanLeft();
return true;
case Keys.Right:
PanRight();
return true;
case Keys.Up:
PanUp();
return true;
case Keys.Down:
PanDown();
return true;
case Keys.Escape:
CancelCustomBrush();
return true;
}
return base.ProcessCmdKey(ref msg, keyData);
}