// Generated by gir (https://github.com/gtk-rs/gir @ d7c0763cacbc)
// from gir-files (https://github.com/gtk-rs/gir-files @ 4d1189172a70)
// DO NOT EDIT

use crate::ffi;
use glib::{
    prelude::*,
    signal::{connect_raw, SignalHandlerId},
    translate::*,
};
use std::boxed::Box as Box_;

glib::wrapper! {
    ///
    ///
    /// ## Properties
    ///
    ///
    /// #### `string`
    ///  Readable | Writeable
    ///
    /// # Implements
    ///
    /// [`ColorExt`][trait@crate::prelude::ColorExt]
    #[doc(alias = "GeglColor")]
    pub struct Color(Object<ffi::GeglColor, ffi::GeglColorClass>);

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

impl Color {
    pub const NONE: Option<&'static Color> = None;

    /// Creates a new [`Color`][crate::Color].
    ///
    /// Returns the newly created [`Color`][crate::Color].
    /// ## `string`
    /// a string describing the color to be created.
    #[doc(alias = "gegl_color_new")]
    pub fn new(string: &str) -> Color {
        unsafe { from_glib_full(ffi::gegl_color_new(string.to_glib_none().0)) }
    }

    // rustdoc-stripper-ignore-next
    /// Creates a new builder-pattern struct instance to construct [`Color`] objects.
    ///
    /// This method returns an instance of [`ColorBuilder`](crate::builders::ColorBuilder) which can be used to create [`Color`] objects.
    pub fn builder() -> ColorBuilder {
        ColorBuilder::new()
    }
}

impl Default for Color {
    fn default() -> Self {
        glib::object::Object::new::<Self>()
    }
}

// rustdoc-stripper-ignore-next
/// A [builder-pattern] type to construct [`Color`] objects.
///
/// [builder-pattern]: https://doc.rust-lang.org/1.0.0/style/ownership/builders.html
#[must_use = "The builder must be built to be used"]
pub struct ColorBuilder {
    builder: glib::object::ObjectBuilder<'static, Color>,
}

impl ColorBuilder {
    fn new() -> Self {
        Self {
            builder: glib::object::Object::builder(),
        }
    }

    pub fn string(self, string: impl Into<glib::GString>) -> Self {
        Self {
            builder: self.builder.property("string", string.into()),
        }
    }

    // rustdoc-stripper-ignore-next
    /// Build the [`Color`].
    #[must_use = "Building the object from the builder is usually expensive and is not expected to have side effects"]
    pub fn build(self) -> Color {
        self.builder.build()
    }
}

mod sealed {
    pub trait Sealed {}
    impl<T: super::IsA<super::Color>> Sealed for T {}
}

/// Trait containing all [`struct@Color`] methods.
///
/// # Implementors
///
/// [`Color`][struct@crate::Color]
pub trait ColorExt: IsA<Color> + sealed::Sealed + 'static {
    /// Creates a copy of `self`.
    ///
    /// # Returns
    ///
    /// A new copy of `self`.
    #[doc(alias = "gegl_color_duplicate")]
    #[must_use]
    fn duplicate(&self) -> Option<Color> {
        unsafe { from_glib_full(ffi::gegl_color_duplicate(self.as_ref().to_glib_none().0)) }
    }

    /// Get the component values of the color in `format`.
    /// ## `format`
    /// A Babl pointer
    ///
    /// # Returns
    ///
    /// The color components
    /// If value format not supported return NULL and components_length set to 0.
    #[doc(alias = "gegl_color_get_components")]
    #[doc(alias = "get_components")]
    fn components(&self, format: &mut glib::Value) -> Vec<f64> {
        unsafe {
            let mut components_length = std::mem::MaybeUninit::uninit();
            let ret = FromGlibContainer::from_glib_full_num(
                ffi::gegl_color_get_components(
                    self.as_ref().to_glib_none().0,
                    format.to_glib_none_mut().0,
                    components_length.as_mut_ptr(),
                ),
                components_length.assume_init() as _,
            );
            ret
        }
    }

    //#[doc(alias = "gegl_color_get_pixel")]
    //#[doc(alias = "get_pixel")]
    //fn pixel(&self, format: &babl::Object, pixel: /*Unimplemented*/Option<Basic: Pointer>) {
    //    unsafe { TODO: call ffi:gegl_color_get_pixel() }
    //}

    /// Retrieves the current set color as linear light non premultipled RGBA data,
    /// any of the return pointers can be omitted.
    ///
    /// # Returns
    ///
    ///
    /// ## `red`
    /// red return location.
    ///
    /// ## `green`
    /// green return location.
    ///
    /// ## `blue`
    /// blue return location.
    ///
    /// ## `alpha`
    /// alpha return location.
    #[doc(alias = "gegl_color_get_rgba")]
    #[doc(alias = "get_rgba")]
    fn rgba(&self) -> (f64, f64, f64, f64) {
        unsafe {
            let mut red = std::mem::MaybeUninit::uninit();
            let mut green = std::mem::MaybeUninit::uninit();
            let mut blue = std::mem::MaybeUninit::uninit();
            let mut alpha = std::mem::MaybeUninit::uninit();
            ffi::gegl_color_get_rgba(
                self.as_ref().to_glib_none().0,
                red.as_mut_ptr(),
                green.as_mut_ptr(),
                blue.as_mut_ptr(),
                alpha.as_mut_ptr(),
            );
            (
                red.assume_init(),
                green.assume_init(),
                blue.assume_init(),
                alpha.assume_init(),
            )
        }
    }

    /// Set the color using the component values as `format`.
    /// ## `format`
    /// A Babl pointer
    /// ## `components`
    /// The color components.
    #[doc(alias = "gegl_color_set_components")]
    fn set_components(&self, format: &mut glib::Value, components: &[f64]) {
        let components_length = components.len() as _;
        unsafe {
            ffi::gegl_color_set_components(
                self.as_ref().to_glib_none().0,
                format.to_glib_none_mut().0,
                components.to_glib_none().0,
                components_length,
            );
        }
    }

    //#[doc(alias = "gegl_color_set_pixel")]
    //fn set_pixel(&self, format: &babl::Object, pixel: /*Unimplemented*/Option<Basic: Pointer>) {
    //    unsafe { TODO: call ffi:gegl_color_set_pixel() }
    //}

    /// Set color as linear light non premultipled RGBA data
    /// ## `red`
    /// red value
    /// ## `green`
    /// green value
    /// ## `blue`
    /// blue value
    /// ## `alpha`
    /// alpha value
    #[doc(alias = "gegl_color_set_rgba")]
    fn set_rgba(&self, red: f64, green: f64, blue: f64, alpha: f64) {
        unsafe {
            ffi::gegl_color_set_rgba(self.as_ref().to_glib_none().0, red, green, blue, alpha);
        }
    }

    fn string(&self) -> Option<glib::GString> {
        ObjectExt::property(self.as_ref(), "string")
    }

    fn set_string(&self, string: Option<&str>) {
        ObjectExt::set_property(self.as_ref(), "string", string)
    }

    #[doc(alias = "string")]
    fn connect_string_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_string_trampoline<P: IsA<Color>, F: Fn(&P) + 'static>(
            this: *mut ffi::GeglColor,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(Color::from_glib_borrow(this).unsafe_cast_ref())
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::string\0".as_ptr() as *const _,
                Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
                    notify_string_trampoline::<Self, F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }
}

impl<O: IsA<Color>> ColorExt for O {}