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use crate::{ActorMeta, DeformEffect, Effect, OffscreenEffect};
use glib::{
    object as gobject,
    object::{Cast, ObjectType as ObjectType_},
    signal::{connect_raw, SignalHandlerId},
    translate::*,
};
use std::boxed::Box as Box_;
use std::{fmt, mem::transmute};

glib_wrapper! {
    pub struct PageTurnEffect(Object<ffi::ClutterPageTurnEffect, ffi::ClutterPageTurnEffectClass, PageTurnEffectClass>) @extends DeformEffect, OffscreenEffect, Effect, ActorMeta, gobject::InitiallyUnowned;

    match fn {
        get_type => || ffi::clutter_page_turn_effect_get_type(),
    }
}

impl PageTurnEffect {
    /// Creates a new `PageTurnEffect` instance with the given parameters
    /// ## `period`
    /// the period of the page curl, between 0.0 and 1.0
    /// ## `angle`
    /// the angle of the page curl, between 0.0 and 360.0
    /// ## `radius`
    /// the radius of the page curl, in pixels
    ///
    /// # Returns
    ///
    /// the newly created `PageTurnEffect`
    pub fn new(period: f64, angle: f64, radius: f32) -> PageTurnEffect {
        unsafe {
            Effect::from_glib_none(ffi::clutter_page_turn_effect_new(period, angle, radius))
                .unsafe_cast()
        }
    }

    /// Retrieves the value set using `PageTurnEffect::get_angle`
    ///
    /// # Returns
    ///
    /// the angle of the page curling
    pub fn get_angle(&self) -> f64 {
        unsafe { ffi::clutter_page_turn_effect_get_angle(self.to_glib_none().0) }
    }

    /// Retrieves the value set using `PageTurnEffect::get_period`
    ///
    /// # Returns
    ///
    /// the period of the page curling
    pub fn get_period(&self) -> f64 {
        unsafe { ffi::clutter_page_turn_effect_get_period(self.to_glib_none().0) }
    }

    /// Retrieves the value set using `PageTurnEffect::set_radius`
    ///
    /// # Returns
    ///
    /// the radius of the page curling
    pub fn get_radius(&self) -> f32 {
        unsafe { ffi::clutter_page_turn_effect_get_radius(self.to_glib_none().0) }
    }

    /// Sets the angle of the page curling, in degrees
    /// ## `angle`
    /// the angle of the page curl, in degrees
    pub fn set_angle(&self, angle: f64) {
        unsafe {
            ffi::clutter_page_turn_effect_set_angle(self.to_glib_none().0, angle);
        }
    }

    /// Sets the period of the page curling, between 0.0 (no curling)
    /// and 1.0 (fully curled)
    /// ## `period`
    /// the period of the page curl, between 0.0 and 1.0
    pub fn set_period(&self, period: f64) {
        unsafe {
            ffi::clutter_page_turn_effect_set_period(self.to_glib_none().0, period);
        }
    }

    /// Sets the radius of the page curling
    /// ## `radius`
    /// the radius of the page curling, in pixels
    pub fn set_radius(&self, radius: f32) {
        unsafe {
            ffi::clutter_page_turn_effect_set_radius(self.to_glib_none().0, radius);
        }
    }

    pub fn connect_property_angle_notify<F: Fn(&PageTurnEffect) + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId {
        unsafe extern "C" fn notify_angle_trampoline<F: Fn(&PageTurnEffect) + 'static>(
            this: *mut ffi::ClutterPageTurnEffect,
            _param_spec: glib_sys::gpointer,
            f: glib_sys::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"notify::angle\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_angle_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    pub fn connect_property_period_notify<F: Fn(&PageTurnEffect) + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId {
        unsafe extern "C" fn notify_period_trampoline<F: Fn(&PageTurnEffect) + 'static>(
            this: *mut ffi::ClutterPageTurnEffect,
            _param_spec: glib_sys::gpointer,
            f: glib_sys::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"notify::period\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_period_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    pub fn connect_property_radius_notify<F: Fn(&PageTurnEffect) + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId {
        unsafe extern "C" fn notify_radius_trampoline<F: Fn(&PageTurnEffect) + 'static>(
            this: *mut ffi::ClutterPageTurnEffect,
            _param_spec: glib_sys::gpointer,
            f: glib_sys::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"notify::radius\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_radius_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }
}

impl fmt::Display for PageTurnEffect {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "PageTurnEffect")
    }
}