use std::ffi::{CStr, CString};
#[cfg(not(feature = "use_glib"))]
use std::ptr;
#[cfg(feature = "freetype")]
use std::rc::Rc;
#[cfg(feature = "use_glib")]
use glib::translate::*;
#[cfg(feature = "freetype")]
use crate::FtSynthesize;
use crate::{ffi, utils::status_to_result, Error, FontSlant, FontType, FontWeight};
#[cfg(feature = "freetype")]
static FT_FACE_KEY: crate::UserDataKey<freetype::face::Face> = crate::UserDataKey::new();
#[cfg(feature = "use_glib")]
glib::wrapper! {
#[derive(Debug)]
#[doc(alias = "cairo_font_face_t")]
pub struct FontFace(Shared<ffi::cairo_font_face_t>);
match fn {
ref => |ptr| ffi::cairo_font_face_reference(ptr),
unref => |ptr| ffi::cairo_font_face_destroy(ptr),
type_ => || ffi::gobject::cairo_gobject_font_face_get_type(),
}
}
#[cfg(not(feature = "use_glib"))]
#[cfg_attr(docsrs, doc(cfg(not(feature = "use_glib"))))]
#[derive(Debug)]
#[doc(alias = "cairo_font_face_t")]
pub struct FontFace(ptr::NonNull<ffi::cairo_font_face_t>);
impl FontFace {
#[doc(alias = "cairo_toy_font_face_create")]
pub fn toy_create(
family: &str,
slant: FontSlant,
weight: FontWeight,
) -> Result<FontFace, Error> {
let font_face: FontFace = unsafe {
let family = CString::new(family).unwrap();
FontFace::from_raw_full(ffi::cairo_toy_font_face_create(
family.as_ptr(),
slant.into(),
weight.into(),
))
};
let status = unsafe { ffi::cairo_font_face_status(font_face.to_raw_none()) };
status_to_result(status)?;
Ok(font_face)
}
#[cfg(feature = "freetype")]
#[cfg_attr(docsrs, doc(cfg(feature = "freetype")))]
#[doc(alias = "cairo_ft_font_face_create_for_ft_face")]
pub fn create_from_ft(face: &freetype::face::Face) -> Result<FontFace, Error> {
let mut face = face.clone();
let font_face = unsafe {
FontFace::from_raw_full(ffi::cairo_ft_font_face_create_for_ft_face(
face.raw_mut() as freetype::ffi::FT_Face as *mut _,
0,
))
};
font_face.set_user_data(&FT_FACE_KEY, Rc::new(face))?;
let status = unsafe { ffi::cairo_font_face_status(font_face.to_raw_none()) };
status_to_result(status)?;
Ok(font_face)
}
#[cfg(feature = "freetype")]
#[cfg_attr(docsrs, doc(cfg(feature = "freetype")))]
#[doc(alias = "cairo_ft_font_face_create_for_ft_face")]
pub fn create_from_ft_with_flags(
face: &freetype::face::Face,
load_flags: libc::c_int,
) -> Result<FontFace, Error> {
let mut face = face.clone();
let font_face = unsafe {
FontFace::from_raw_full(ffi::cairo_ft_font_face_create_for_ft_face(
face.raw_mut() as freetype::ffi::FT_Face as *mut _,
load_flags,
))
};
font_face.set_user_data(&FT_FACE_KEY, Rc::new(face))?;
let status = unsafe { ffi::cairo_font_face_status(font_face.to_raw_none()) };
status_to_result(status)?;
Ok(font_face)
}
#[cfg(feature = "use_glib")]
#[inline]
pub unsafe fn from_raw_full(ptr: *mut ffi::cairo_font_face_t) -> FontFace {
from_glib_full(ptr)
}
#[cfg(not(feature = "use_glib"))]
#[inline]
pub unsafe fn from_raw_full(ptr: *mut ffi::cairo_font_face_t) -> FontFace {
debug_assert!(!ptr.is_null());
FontFace(ptr::NonNull::new_unchecked(ptr))
}
#[cfg(feature = "use_glib")]
#[inline]
pub unsafe fn from_raw_none(ptr: *mut ffi::cairo_font_face_t) -> FontFace {
from_glib_none(ptr)
}
#[cfg(not(feature = "use_glib"))]
#[inline]
pub unsafe fn from_raw_none(ptr: *mut ffi::cairo_font_face_t) -> FontFace {
debug_assert!(!ptr.is_null());
FontFace(ptr::NonNull::new_unchecked(ptr))
}
#[cfg(feature = "use_glib")]
#[inline]
pub fn to_raw_none(&self) -> *mut ffi::cairo_font_face_t {
self.to_glib_none().0
}
#[cfg(not(feature = "use_glib"))]
#[inline]
pub fn to_raw_none(&self) -> *mut ffi::cairo_font_face_t {
self.0.as_ptr()
}
#[doc(alias = "cairo_toy_font_face_get_family")]
pub fn toy_get_family(&self) -> Option<String> {
unsafe { to_optional_string(ffi::cairo_toy_font_face_get_family(self.to_raw_none())) }
}
#[doc(alias = "cairo_toy_font_face_get_slant")]
pub fn toy_get_slant(&self) -> FontSlant {
unsafe { FontSlant::from(ffi::cairo_toy_font_face_get_slant(self.to_raw_none())) }
}
#[doc(alias = "cairo_toy_font_face_get_weight")]
pub fn toy_get_weight(&self) -> FontWeight {
unsafe { FontWeight::from(ffi::cairo_toy_font_face_get_weight(self.to_raw_none())) }
}
#[doc(alias = "cairo_font_face_get_type")]
#[doc(alias = "get_type")]
pub fn type_(&self) -> FontType {
unsafe { FontType::from(ffi::cairo_font_face_get_type(self.to_raw_none())) }
}
#[doc(alias = "cairo_font_face_get_reference_count")]
#[doc(alias = "get_reference_count")]
pub fn reference_count(&self) -> usize {
unsafe { ffi::cairo_font_face_get_reference_count(self.to_raw_none()) as usize }
}
#[cfg(feature = "freetype")]
#[doc(alias = "cairo_ft_font_face_get_synthesize")]
#[doc(alias = "get_synthesize")]
pub fn synthesize(&self) -> FtSynthesize {
unsafe { FtSynthesize::from(ffi::cairo_ft_font_face_get_synthesize(self.to_raw_none())) }
}
#[cfg(feature = "freetype")]
#[doc(alias = "cairo_ft_font_face_set_synthesize")]
pub fn set_synthesize(&self, synth_flags: FtSynthesize) {
unsafe { ffi::cairo_ft_font_face_set_synthesize(self.to_raw_none(), synth_flags.into()) }
}
#[cfg(feature = "freetype")]
#[doc(alias = "cairo_ft_font_face_unset_synthesize")]
pub fn unset_synthesize(&self, synth_flags: FtSynthesize) {
unsafe { ffi::cairo_ft_font_face_unset_synthesize(self.to_raw_none(), synth_flags.into()) }
}
#[doc(alias = "cairo_font_face_status")]
pub fn status(&self) -> Result<(), Error> {
let status = unsafe { ffi::cairo_font_face_status(self.to_raw_none()) };
status_to_result(status)
}
user_data_methods! {
ffi::cairo_font_face_get_user_data,
ffi::cairo_font_face_set_user_data,
}
}
#[cfg(not(feature = "use_glib"))]
impl Drop for FontFace {
#[inline]
fn drop(&mut self) {
unsafe {
ffi::cairo_font_face_destroy(self.to_raw_none());
}
}
}
#[cfg(not(feature = "use_glib"))]
impl Clone for FontFace {
#[inline]
fn clone(&self) -> FontFace {
unsafe { FontFace::from_raw_none(self.to_raw_none()) }
}
}
pub(crate) unsafe fn to_optional_string(str: *const libc::c_char) -> Option<String> {
if str.is_null() {
None
} else {
Some(String::from_utf8_lossy(CStr::from_ptr(str).to_bytes()).into_owned())
}
}