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

use crate::{
    EventController, Gesture, GestureDrag, GestureSingle, Orientation, PanDirection,
    PropagationLimit, PropagationPhase, ffi,
};
use glib::{
    object::ObjectType as _,
    prelude::*,
    signal::{SignalHandlerId, connect_raw},
    translate::*,
};
use std::boxed::Box as Box_;

glib::wrapper! {
    #[doc(alias = "GtkGesturePan")]
    pub struct GesturePan(Object<ffi::GtkGesturePan, ffi::GtkGesturePanClass>) @extends GestureDrag, GestureSingle, Gesture, EventController;

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

impl GesturePan {
    #[doc(alias = "gtk_gesture_pan_new")]
    pub fn new(orientation: Orientation) -> GesturePan {
        assert_initialized_main_thread!();
        unsafe {
            Gesture::from_glib_full(ffi::gtk_gesture_pan_new(orientation.into_glib())).unsafe_cast()
        }
    }

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

    #[doc(alias = "gtk_gesture_pan_get_orientation")]
    #[doc(alias = "get_orientation")]
    pub fn orientation(&self) -> Orientation {
        unsafe { from_glib(ffi::gtk_gesture_pan_get_orientation(self.to_glib_none().0)) }
    }

    #[doc(alias = "gtk_gesture_pan_set_orientation")]
    #[doc(alias = "orientation")]
    pub fn set_orientation(&self, orientation: Orientation) {
        unsafe {
            ffi::gtk_gesture_pan_set_orientation(self.to_glib_none().0, orientation.into_glib());
        }
    }

    #[doc(alias = "pan")]
    pub fn connect_pan<F: Fn(&Self, PanDirection, f64) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn pan_trampoline<F: Fn(&GesturePan, PanDirection, f64) + 'static>(
            this: *mut ffi::GtkGesturePan,
            direction: ffi::GtkPanDirection,
            offset: std::ffi::c_double,
            f: glib::ffi::gpointer,
        ) {
            unsafe {
                let f: &F = &*(f as *const F);
                f(&from_glib_borrow(this), from_glib(direction), offset)
            }
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                c"pan".as_ptr() as *const _,
                Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
                    pan_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "orientation")]
    pub fn connect_orientation_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_orientation_trampoline<F: Fn(&GesturePan) + 'static>(
            this: *mut ffi::GtkGesturePan,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            unsafe {
                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 _,
                c"notify::orientation".as_ptr() as *const _,
                Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
                    notify_orientation_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }
}

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

// rustdoc-stripper-ignore-next
/// A [builder-pattern] type to construct [`GesturePan`] 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 GesturePanBuilder {
    builder: glib::object::ObjectBuilder<'static, GesturePan>,
}

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

    pub fn orientation(self, orientation: Orientation) -> Self {
        Self {
            builder: self.builder.property("orientation", orientation),
        }
    }

    pub fn button(self, button: u32) -> Self {
        Self {
            builder: self.builder.property("button", button),
        }
    }

    pub fn exclusive(self, exclusive: bool) -> Self {
        Self {
            builder: self.builder.property("exclusive", exclusive),
        }
    }

    pub fn touch_only(self, touch_only: bool) -> Self {
        Self {
            builder: self.builder.property("touch-only", touch_only),
        }
    }

    pub fn n_points(self, n_points: u32) -> Self {
        Self {
            builder: self.builder.property("n-points", n_points),
        }
    }

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

    pub fn propagation_limit(self, propagation_limit: PropagationLimit) -> Self {
        Self {
            builder: self
                .builder
                .property("propagation-limit", propagation_limit),
        }
    }

    pub fn propagation_phase(self, propagation_phase: PropagationPhase) -> Self {
        Self {
            builder: self
                .builder
                .property("propagation-phase", propagation_phase),
        }
    }

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