Sets the subpixel order for the font options object. The subpixel
order specifies the order of color elements within each pixel on
the display device when rendering with an antialiasing mode of
CAIRO_ANTIALIAS_SUBPIXEL. See the documentation for
cairo_subpixel_order_t for full details.
Sets the subpixel order for the font options object. The subpixel order specifies the order of color elements within each pixel on the display device when rendering with an antialiasing mode of CAIRO_ANTIALIAS_SUBPIXEL. See the documentation for cairo_subpixel_order_t for full details.