ImageGlass.ImageBox.ProcessScrollingShortcuts C# (CSharp) Method

        protected virtual void ProcessScrollingShortcuts(KeyEventArgs e)
        {
            switch (e.KeyCode)
            {
                case Keys.Left:
                    AdjustScroll(-(e.Modifiers == Keys.None ? HorizontalScroll.SmallChange : HorizontalScroll.LargeChange), 0);
                    break;

                case Keys.Right:
                    AdjustScroll(e.Modifiers == Keys.None ? HorizontalScroll.SmallChange : HorizontalScroll.LargeChange, 0);
                    break;

                case Keys.Up:
                    AdjustScroll(0, -(e.Modifiers == Keys.None ? VerticalScroll.SmallChange : VerticalScroll.LargeChange));
                    break;

                case Keys.Down:
                    AdjustScroll(0, e.Modifiers == Keys.None ? VerticalScroll.SmallChange : VerticalScroll.LargeChange);
                    break;
            }
        }