private static Image GetPanelIconBackground(Graphics graphics, Rectangle rectanglePanelIcon, Color backgroundColorBegin, Color backgroundColorEnd)
{
Rectangle bounds = rectanglePanelIcon;
bounds.X = 0;
bounds.Y = 0;
Image image = new Bitmap(rectanglePanelIcon.Width, rectanglePanelIcon.Height, graphics);
using (Graphics graphics2 = Graphics.FromImage(image))
{
BasePanel.RenderBackgroundGradient(graphics2, bounds, backgroundColorBegin, backgroundColorEnd, LinearGradientMode.Vertical);
}
return(image);
}
protected override void OnPaintBackground(PaintEventArgs pevent)
{
base.OnPaintBackground(pevent);
if (ShowTransparentBackground)
{
BackColor = Color.Transparent;
}
else
{
Rectangle bounds = base.ClientRectangle;
if (m_bShowCaptionbar)
{
BackColor = Color.Transparent;
bounds = new Rectangle(base.ClientRectangle.Left, base.ClientRectangle.Top + base.CaptionHeight, base.ClientRectangle.Width, base.ClientRectangle.Height - base.CaptionHeight);
}
BasePanel.RenderBackgroundGradient(pevent.Graphics, bounds, base.PanelColors.PanelContentGradientBegin, base.PanelColors.PanelContentGradientEnd, LinearGradientMode);
}
}