Get the string representation of the given level id. This function will return NULL if level id isn't valid. See cairo_ps_get_levels() for a way to get the list of valid level ids. Since 1.6
a level id
the string associated to given level.
Get the string representation of the given level id. This function will return NULL if level id isn't valid. See cairo_ps_get_levels() for a way to get the list of valid level ids. Since 1.6