set_font_options
Description:
[ Version ( deprecated = true ,  deprecated_since = "4.16" ) ]
public void set_font_options (FontOptions? options)
  public void set_font_options (FontOptions? options)
Warning: set_font_options is deprecated since 4.16.
Sets the `cairo_font_options_t` used for text rendering in the widget.
When not set, the default font options for the `GdkDisplay` will be used.
Parameters:
| this | a widget | 
| options | a `cairo_font_options_t` struct to unset any previously set default font options |