use crate::{EventController, Gesture, PropagationPhase, Widget};
use glib::{
prelude::*,
signal::{connect_raw, SignalHandlerId},
translate::*,
};
use std::{boxed::Box as Box_, fmt, mem::transmute};
glib::wrapper! {
#[doc(alias = "GtkGestureRotate")]
pub struct GestureRotate(Object<ffi::GtkGestureRotate, ffi::GtkGestureRotateClass>) @extends Gesture, EventController;
match fn {
type_ => || ffi::gtk_gesture_rotate_get_type(),
}
}
impl GestureRotate {
#[doc(alias = "gtk_gesture_rotate_new")]
pub fn new(widget: &impl IsA<Widget>) -> GestureRotate {
skip_assert_initialized!();
unsafe {
Gesture::from_glib_full(ffi::gtk_gesture_rotate_new(
widget.as_ref().to_glib_none().0,
))
.unsafe_cast()
}
}
pub fn builder() -> GestureRotateBuilder {
GestureRotateBuilder::new()
}
#[doc(alias = "gtk_gesture_rotate_get_angle_delta")]
#[doc(alias = "get_angle_delta")]
pub fn angle_delta(&self) -> f64 {
unsafe { ffi::gtk_gesture_rotate_get_angle_delta(self.to_glib_none().0) }
}
#[doc(alias = "angle-changed")]
pub fn connect_angle_changed<F: Fn(&Self, f64, f64) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe extern "C" fn angle_changed_trampoline<F: Fn(&GestureRotate, f64, f64) + 'static>(
this: *mut ffi::GtkGestureRotate,
angle: libc::c_double,
angle_delta: libc::c_double,
f: glib::ffi::gpointer,
) {
let f: &F = &*(f as *const F);
f(&from_glib_borrow(this), angle, angle_delta)
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(
self.as_ptr() as *mut _,
b"angle-changed\0".as_ptr() as *const _,
Some(transmute::<_, unsafe extern "C" fn()>(
angle_changed_trampoline::<F> as *const (),
)),
Box_::into_raw(f),
)
}
}
}
impl Default for GestureRotate {
fn default() -> Self {
glib::object::Object::new::<Self>()
}
}
#[must_use = "The builder must be built to be used"]
pub struct GestureRotateBuilder {
builder: glib::object::ObjectBuilder<'static, GestureRotate>,
}
impl GestureRotateBuilder {
fn new() -> Self {
Self {
builder: glib::object::Object::builder(),
}
}
pub fn n_points(self, n_points: u32) -> Self {
Self {
builder: self.builder.property("n-points", n_points),
}
}
pub fn window(self, window: &gdk::Window) -> Self {
Self {
builder: self.builder.property("window", window.clone()),
}
}
pub fn propagation_phase(self, propagation_phase: PropagationPhase) -> Self {
Self {
builder: self
.builder
.property("propagation-phase", propagation_phase),
}
}
pub fn widget(self, widget: &impl IsA<Widget>) -> Self {
Self {
builder: self.builder.property("widget", widget.clone().upcast()),
}
}
#[must_use = "Building the object from the builder is usually expensive and is not expected to have side effects"]
pub fn build(self) -> GestureRotate {
self.builder.build()
}
}
impl fmt::Display for GestureRotate {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.write_str("GestureRotate")
}
}