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

use glib::{
    prelude::*,
    signal::{connect_raw, SignalHandlerId},
    translate::*,
};
use std::{boxed::Box as Box_, fmt, mem::transmute};

glib::wrapper! {
    ///
    ///
    /// ## Properties
    ///
    ///
    /// #### `duration`
    ///  The "duration" property is the total number of milliseconds that the
    /// animation should run before being completed.
    ///
    /// Writeable | Construct Only
    ///
    ///
    /// #### `frame-clock`
    ///  Writeable | Construct Only
    ///
    ///
    /// #### `mode`
    ///  The "mode" property is the Alpha function that should be used to
    /// determine the offset within the animation based on the current
    /// offset in the animations duration.
    ///
    /// Writeable | Construct Only
    ///
    ///
    /// #### `target`
    ///  The "target" property is the [`glib::Object`][crate::glib::Object] that should have its properties
    /// animated.
    ///
    /// Writeable | Construct Only
    ///
    /// ## Signals
    ///
    ///
    /// #### `tick`
    ///  The "tick" signal is emitted on each frame in the animation.
    ///
    ///
    ///
    /// # Implements
    ///
    /// [`trait@glib::ObjectExt`]
    #[doc(alias = "DzlAnimation")]
    pub struct Animation(Object<ffi::DzlAnimation, ffi::DzlAnimationClass>);

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

impl Animation {
    /// Adds a new property to the set of properties to be animated during the
    /// lifetime of the animation.
    ///
    /// Side effects: None.
    /// ## `pspec`
    /// A `ParamSpec` of `target` or a [`gtk::Widget`][crate::gtk::Widget]<!-- -->'s parent.
    /// ## `value`
    /// The new value for the property at the end of the animation.
    #[doc(alias = "dzl_animation_add_property")]
    pub fn add_property(&self, pspec: impl AsRef<glib::ParamSpec>, value: &glib::Value) {
        unsafe {
            ffi::dzl_animation_add_property(
                self.to_glib_none().0,
                pspec.as_ref().to_glib_none().0,
                value.to_glib_none().0,
            );
        }
    }

    /// Start the animation. When the animation stops, the internal reference will
    /// be dropped and the animation may be finalized.
    ///
    /// Side effects: None.
    #[doc(alias = "dzl_animation_start")]
    pub fn start(&self) {
        unsafe {
            ffi::dzl_animation_start(self.to_glib_none().0);
        }
    }

    /// Stops a running animation. The internal reference to the animation is
    /// dropped and therefore may cause the object to finalize.
    ///
    /// As a convenience, this function accepts [`None`] for `self` but
    /// does nothing if that should occur.
    #[doc(alias = "dzl_animation_stop")]
    pub fn stop(&self) {
        unsafe {
            ffi::dzl_animation_stop(self.to_glib_none().0);
        }
    }

    #[doc(alias = "dzl_animation_calculate_duration")]
    pub fn calculate_duration(monitor: &gdk::Monitor, from_value: f64, to_value: f64) -> u32 {
        assert_initialized_main_thread!();
        unsafe {
            ffi::dzl_animation_calculate_duration(monitor.to_glib_none().0, from_value, to_value)
        }
    }

    /// The "tick" signal is emitted on each frame in the animation.
    #[doc(alias = "tick")]
    pub fn connect_tick<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn tick_trampoline<F: Fn(&Animation) + 'static>(
            this: *mut ffi::DzlAnimation,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"tick\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    tick_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }
}

impl fmt::Display for Animation {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        f.write_str("Animation")
    }
}