Flood.GUI.Controls.DockBase.DragAndDrop_Hover C# (CSharp) Method

        public override void DragAndDrop_Hover(DragDrop.Package p, int x, int y)
        {
            Vector2i pos = CanvasPosToLocal(new Vector2i(x, y));
            Pos dir = GetDroppedTabDirection(pos.X, pos.Y);

            if (dir == Pos.Fill)
            {
                if (null == m_DockedTabControl)
                {
                    m_HoverRect = new Rectangle(0,0,0,0);
                    return;
                }

                m_HoverRect = InnerBounds;
                return;
            }

            m_HoverRect = RenderBounds;

            int HelpBarWidth = 0;

            if (dir == Pos.Left)
            {
                HelpBarWidth = (int)(m_HoverRect.Width * 0.25f);
                m_HoverRect.Width = HelpBarWidth;
            }

            if (dir == Pos.Right)
            {
                HelpBarWidth = (int)(m_HoverRect.Width * 0.25f);
                m_HoverRect.X = m_HoverRect.Width - HelpBarWidth;
                m_HoverRect.Width = HelpBarWidth;
            }

            if (dir == Pos.Top)
            {
                HelpBarWidth = (int)(m_HoverRect.Height * 0.25f);
                m_HoverRect.Height = HelpBarWidth;
            }

            if (dir == Pos.Bottom)
            {
                HelpBarWidth = (int)(m_HoverRect.Height * 0.25f);
                m_HoverRect.Y = m_HoverRect.Height - HelpBarWidth;
                m_HoverRect.Height = HelpBarWidth;
            }

            if ((dir == Pos.Top || dir == Pos.Bottom) && !m_DropFar)
            {
                if (m_Left != null && m_Left.IsVisible)
                {
                    m_HoverRect.X += m_Left.Width;
                    m_HoverRect.Width -= m_Left.Width;
                }

                if (m_Right != null && m_Right.IsVisible)
                {
                    m_HoverRect.Width -= m_Right.Width;
                }
            }

            if ((dir == Pos.Left || dir == Pos.Right) && !m_DropFar)
            {
                if (m_Top != null && m_Top.IsVisible)
                {
                    m_HoverRect.Y += m_Top.Height;
                    m_HoverRect.Height -= m_Top.Height;
                }

                if (m_Bottom != null && m_Bottom.IsVisible)
                {
                    m_HoverRect.Height -= m_Bottom.Height;
                }
            }
        }