MetroFramework.Controls.MetroComboBox.OnPaintForeground C# (CSharp) Method

        protected virtual void OnPaintForeground(PaintEventArgs e)
        {
            base.ItemHeight = GetPreferredSize(Size.Empty).Height;

            Color borderColor, foreColor;

            if (isHovered && !isPressed && Enabled)
            {
                foreColor = MetroPaint.ForeColor.ComboBox.Hover(Theme);
                borderColor = MetroPaint.BorderColor.ComboBox.Hover(Theme);
            }
            else if (isHovered && isPressed && Enabled)
            {
                foreColor = MetroPaint.ForeColor.ComboBox.Press(Theme);
                borderColor = MetroPaint.BorderColor.ComboBox.Press(Theme);
            }
            else if (!Enabled)
            {
                foreColor = MetroPaint.ForeColor.ComboBox.Disabled(Theme);
                borderColor = MetroPaint.BorderColor.ComboBox.Disabled(Theme);
            }
            else
            {
                foreColor = MetroPaint.ForeColor.ComboBox.Normal(Theme);
                borderColor = MetroPaint.BorderColor.ComboBox.Normal(Theme);
            }

            using (Pen p = new Pen(borderColor))
            {
                Rectangle boxRect = new Rectangle(0, 0, Width - 1, Height - 1);
                e.Graphics.DrawRectangle(p, boxRect);
            }

            using (SolidBrush b = new SolidBrush(foreColor))
            {
                e.Graphics.FillPolygon(b, new Point[] { new Point(Width - 20, (Height / 2) - 2), new Point(Width - 9, (Height / 2) - 2), new Point(Width - 15, (Height / 2) + 4) });
            }

            Rectangle textRect = new Rectangle(2, 2, Width - 20, Height - 4);

            TextRenderer.DrawText(e.Graphics, Text, MetroFonts.ComboBox(metroComboBoxSize, metroComboBoxWeight), textRect, foreColor, TextFormatFlags.Left | TextFormatFlags.VerticalCenter);

            OnCustomPaintForeground(new MetroPaintEventArgs(Color.Empty, foreColor, e.Graphics));

            if (displayFocusRectangle && isFocused)
                ControlPaint.DrawFocusRectangle(e.Graphics, ClientRectangle);

            if (drawPrompt)
            {
                DrawTextPrompt(e.Graphics);
            }
        }