'宣言 Public Property BackgroundColor As System.Drawing.Color
public System.Drawing.Color BackgroundColor {get; set;}
'宣言 Public Property BackgroundColor As System.Drawing.Color
public System.Drawing.Color BackgroundColor {get; set;}
If the background mode is BackgroundMode is BackgroundMode.Opaque, the background color is used to fill gaps between styled lines, gaps between hatched lines in brushes, and character cells. The background color is also used when converting bitmaps from color to monochrome and vice versa.