use crate::Asset;
use crate::MetaContainer;
use crate::TrackType;
use glib::object::Cast;
use glib::object::IsA;
use glib::signal::connect_raw;
use glib::signal::SignalHandlerId;
use glib::translate::*;
use std::boxed::Box as Box_;
#[cfg(any(feature = "v1_18", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_18")))]
use std::mem;
use std::mem::transmute;
glib::wrapper! {
#[doc(alias = "GESTrackElementAsset")]
pub struct TrackElementAsset(Object<ffi::GESTrackElementAsset, ffi::GESTrackElementAssetClass>) @extends Asset, @implements MetaContainer;
match fn {
type_ => || ffi::ges_track_element_asset_get_type(),
}
}
impl TrackElementAsset {
pub const NONE: Option<&'static TrackElementAsset> = None;
}
pub trait TrackElementAssetExt: 'static {
#[cfg(any(feature = "v1_18", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_18")))]
#[doc(alias = "ges_track_element_asset_get_natural_framerate")]
#[doc(alias = "get_natural_framerate")]
fn natural_framerate(&self) -> Option<(i32, i32)>;
#[doc(alias = "ges_track_element_asset_get_track_type")]
#[doc(alias = "get_track_type")]
fn track_type(&self) -> TrackType;
#[doc(alias = "ges_track_element_asset_set_track_type")]
fn set_track_type(&self, type_: TrackType);
#[doc(alias = "track-type")]
fn connect_track_type_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
}
impl<O: IsA<TrackElementAsset>> TrackElementAssetExt for O {
#[cfg(any(feature = "v1_18", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_18")))]
fn natural_framerate(&self) -> Option<(i32, i32)> {
unsafe {
let mut framerate_n = mem::MaybeUninit::uninit();
let mut framerate_d = mem::MaybeUninit::uninit();
let ret = from_glib(ffi::ges_track_element_asset_get_natural_framerate(
self.as_ref().to_glib_none().0,
framerate_n.as_mut_ptr(),
framerate_d.as_mut_ptr(),
));
if ret {
Some((framerate_n.assume_init(), framerate_d.assume_init()))
} else {
None
}
}
}
fn track_type(&self) -> TrackType {
unsafe {
from_glib(ffi::ges_track_element_asset_get_track_type(
self.as_ref().to_glib_none().0,
))
}
}
fn set_track_type(&self, type_: TrackType) {
unsafe {
ffi::ges_track_element_asset_set_track_type(
self.as_ref().to_glib_none().0,
type_.into_glib(),
);
}
}
fn connect_track_type_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe extern "C" fn notify_track_type_trampoline<
P: IsA<TrackElementAsset>,
F: Fn(&P) + 'static,
>(
this: *mut ffi::GESTrackElementAsset,
_param_spec: glib::ffi::gpointer,
f: glib::ffi::gpointer,
) {
let f: &F = &*(f as *const F);
f(TrackElementAsset::from_glib_borrow(this).unsafe_cast_ref())
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(
self.as_ptr() as *mut _,
b"notify::track-type\0".as_ptr() as *const _,
Some(transmute::<_, unsafe extern "C" fn()>(
notify_track_type_trampoline::<Self, F> as *const (),
)),
Box_::into_raw(f),
)
}
}
}