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image: Support rotate gesture

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This commit is contained in:
Sophie Herold 2022-11-10 20:03:12 +01:00
parent c2e3bb2f83
commit 49e595cda2
1 changed files with 12 additions and 0 deletions
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12
src/widgets/image.rs
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@ -98,6 +98,18 @@ mod imp {
.target(&adw::PropertyAnimationTarget::new(&*obj, "rotation")) .target(&adw::PropertyAnimationTarget::new(&*obj, "rotation"))
.build(); .build();
self.rotation_animation.replace(Some(rotation_animation)); self.rotation_animation.replace(Some(rotation_animation));
let rotation_gesture = gtk::GestureRotate::new();
obj.add_controller(&rotation_gesture);
rotation_gesture.connect_angle_changed(glib::clone!(@weak obj => move |_, angle, _| {
obj.set_rotation(obj.imp().rotation_target.get() + angle.to_degrees());
}));
rotation_gesture.connect_end(glib::clone!(@weak obj => move |_, _| {
let angle = (obj.rotation() / 90.).round() * 90. - obj.imp().rotation_target.get();
obj.rotate(angle);
}));
} }
fn dispose(&self) { fn dispose(&self) {