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use crate::Context;
use crate::Font;
use crate::FontDescription;
use crate::FontFamily;
use crate::Fontset;
use crate::Language;
use glib::object::IsA;
use glib::translate::*;
use std::fmt;
use std::mem;
use std::ptr;
glib::wrapper! {
#[doc(alias = "PangoFontMap")]
pub struct FontMap(Object<ffi::PangoFontMap, ffi::PangoFontMapClass>);
match fn {
type_ => || ffi::pango_font_map_get_type(),
}
}
impl FontMap {
pub const NONE: Option<&'static FontMap> = None;
}
pub trait FontMapExt: 'static {
#[doc(alias = "pango_font_map_changed")]
fn changed(&self);
#[doc(alias = "pango_font_map_create_context")]
fn create_context(&self) -> Option<Context>;
#[cfg(any(feature = "v1_46", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_46")))]
#[doc(alias = "pango_font_map_get_family")]
#[doc(alias = "get_family")]
fn family(&self, name: &str) -> Option<FontFamily>;
#[doc(alias = "pango_font_map_get_serial")]
#[doc(alias = "get_serial")]
fn serial(&self) -> u32;
#[doc(alias = "pango_font_map_list_families")]
fn list_families(&self) -> Vec<FontFamily>;
#[doc(alias = "pango_font_map_load_font")]
fn load_font(&self, context: &Context, desc: &FontDescription) -> Option<Font>;
#[doc(alias = "pango_font_map_load_fontset")]
fn load_fontset(
&self,
context: &Context,
desc: &FontDescription,
language: &Language,
) -> Option<Fontset>;
}
impl<O: IsA<FontMap>> FontMapExt for O {
fn changed(&self) {
unsafe {
ffi::pango_font_map_changed(self.as_ref().to_glib_none().0);
}
}
fn create_context(&self) -> Option<Context> {
unsafe {
from_glib_full(ffi::pango_font_map_create_context(
self.as_ref().to_glib_none().0,
))
}
}
#[cfg(any(feature = "v1_46", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_46")))]
fn family(&self, name: &str) -> Option<FontFamily> {
unsafe {
from_glib_none(ffi::pango_font_map_get_family(
self.as_ref().to_glib_none().0,
name.to_glib_none().0,
))
}
}
fn serial(&self) -> u32 {
unsafe { ffi::pango_font_map_get_serial(self.as_ref().to_glib_none().0) }
}
fn list_families(&self) -> Vec<FontFamily> {
unsafe {
let mut families = ptr::null_mut();
let mut n_families = mem::MaybeUninit::uninit();
ffi::pango_font_map_list_families(
self.as_ref().to_glib_none().0,
&mut families,
n_families.as_mut_ptr(),
);
FromGlibContainer::from_glib_container_num(families, n_families.assume_init() as usize)
}
}
fn load_font(&self, context: &Context, desc: &FontDescription) -> Option<Font> {
unsafe {
from_glib_full(ffi::pango_font_map_load_font(
self.as_ref().to_glib_none().0,
context.to_glib_none().0,
desc.to_glib_none().0,
))
}
}
fn load_fontset(
&self,
context: &Context,
desc: &FontDescription,
language: &Language,
) -> Option<Fontset> {
unsafe {
from_glib_full(ffi::pango_font_map_load_fontset(
self.as_ref().to_glib_none().0,
context.to_glib_none().0,
desc.to_glib_none().0,
mut_override(language.to_glib_none().0),
))
}
}
}
impl fmt::Display for FontMap {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.write_str("FontMap")
}
}