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// This file was generated by gir (https://github.com/gtk-rs/gir)
// from gir-files (https://github.com/gtk-rs/gir-files)
// from gst-gir-files (https://gitlab.freedesktop.org/gstreamer/gir-files-rs.git)
// DO NOT EDIT

use glib::object::Cast;
use glib::object::IsA;
use glib::signal::connect_raw;
use glib::signal::SignalHandlerId;
use glib::translate::*;
use glib::StaticType;
use glib::ToValue;
use std::boxed::Box as Box_;
use std::mem::transmute;

glib::wrapper! {
    /// [`GLBaseSrc`][crate::GLBaseSrc] handles the nitty gritty details of retrieving an OpenGL
    /// context. It also provided some wrappers around [`gst_base::BaseSrc`][crate::gst_base::BaseSrc]'s ``start()`` and
    /// ``stop()`` virtual methods that ensure an OpenGL context is available and
    /// current in the calling thread.
    ///
    /// This is an Abstract Base Class, you cannot instantiate it.
    ///
    /// # Implements
    ///
    /// [`GLBaseSrcExt`][trait@crate::prelude::GLBaseSrcExt], [`trait@gst_base::prelude::PushSrcExt`], [`trait@gst_base::prelude::BaseSrcExt`], [`trait@gst::prelude::ElementExt`], [`trait@gst::prelude::ObjectExt`], [`trait@glib::ObjectExt`]
    #[doc(alias = "GstGLBaseSrc")]
    pub struct GLBaseSrc(Object<ffi::GstGLBaseSrc, ffi::GstGLBaseSrcClass>) @extends gst_base::PushSrc, gst_base::BaseSrc, gst::Element, gst::Object;

    match fn {
        type_ => || ffi::gst_gl_base_src_get_type(),
    }
}

unsafe impl Send for GLBaseSrc {}
unsafe impl Sync for GLBaseSrc {}

pub const NONE_GL_BASE_SRC: Option<&GLBaseSrc> = None;

/// Trait containing all [`struct@GLBaseSrc`] methods.
///
/// # Implementors
///
/// [`GLBaseSrc`][struct@crate::GLBaseSrc]
pub trait GLBaseSrcExt: 'static {
    #[doc(alias = "timestamp-offset")]
    fn timestamp_offset(&self) -> i64;

    #[doc(alias = "timestamp-offset")]
    fn set_timestamp_offset(&self, timestamp_offset: i64);

    #[doc(alias = "timestamp-offset")]
    fn connect_timestamp_offset_notify<F: Fn(&Self) + Send + Sync + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId;
}

impl<O: IsA<GLBaseSrc>> GLBaseSrcExt for O {
    fn timestamp_offset(&self) -> i64 {
        unsafe {
            let mut value = glib::Value::from_type(<i64 as StaticType>::static_type());
            glib::gobject_ffi::g_object_get_property(
                self.to_glib_none().0 as *mut glib::gobject_ffi::GObject,
                b"timestamp-offset\0".as_ptr() as *const _,
                value.to_glib_none_mut().0,
            );
            value
                .get()
                .expect("Return Value for property `timestamp-offset` getter")
        }
    }

    fn set_timestamp_offset(&self, timestamp_offset: i64) {
        unsafe {
            glib::gobject_ffi::g_object_set_property(
                self.to_glib_none().0 as *mut glib::gobject_ffi::GObject,
                b"timestamp-offset\0".as_ptr() as *const _,
                timestamp_offset.to_value().to_glib_none().0,
            );
        }
    }

    #[doc(alias = "timestamp-offset")]
    fn connect_timestamp_offset_notify<F: Fn(&Self) + Send + Sync + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId {
        unsafe extern "C" fn notify_timestamp_offset_trampoline<
            P: IsA<GLBaseSrc>,
            F: Fn(&P) + Send + Sync + 'static,
        >(
            this: *mut ffi::GstGLBaseSrc,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&GLBaseSrc::from_glib_borrow(this).unsafe_cast_ref())
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::timestamp-offset\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_timestamp_offset_trampoline::<Self, F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }
}