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use glib::object::IsA;
use glib::translate::*;
use glib::GString;
use pango_sys;
use std::fmt;
use std::mem;
use std::ptr;
use FontFace;
glib_wrapper! {
pub struct FontFamily(Object<pango_sys::PangoFontFamily, pango_sys::PangoFontFamilyClass, FontFamilyClass>);
match fn {
get_type => || pango_sys::pango_font_family_get_type(),
}
}
pub const NONE_FONT_FAMILY: Option<&FontFamily> = None;
pub trait FontFamilyExt: 'static {
fn get_name(&self) -> Option<GString>;
fn is_monospace(&self) -> bool;
#[cfg(any(feature = "v1_44", feature = "dox"))]
fn is_variable(&self) -> bool;
fn list_faces(&self) -> Vec<FontFace>;
}
impl<O: IsA<FontFamily>> FontFamilyExt for O {
fn get_name(&self) -> Option<GString> {
unsafe {
from_glib_none(pango_sys::pango_font_family_get_name(
self.as_ref().to_glib_none().0,
))
}
}
fn is_monospace(&self) -> bool {
unsafe {
from_glib(pango_sys::pango_font_family_is_monospace(
self.as_ref().to_glib_none().0,
))
}
}
#[cfg(any(feature = "v1_44", feature = "dox"))]
fn is_variable(&self) -> bool {
unsafe {
from_glib(pango_sys::pango_font_family_is_variable(
self.as_ref().to_glib_none().0,
))
}
}
fn list_faces(&self) -> Vec<FontFace> {
unsafe {
let mut faces = ptr::null_mut();
let mut n_faces = mem::MaybeUninit::uninit();
pango_sys::pango_font_family_list_faces(
self.as_ref().to_glib_none().0,
&mut faces,
n_faces.as_mut_ptr(),
);
FromGlibContainer::from_glib_container_num(faces, n_faces.assume_init() as usize)
}
}
}
impl fmt::Display for FontFamily {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "FontFamily")
}
}