Trait gtk::GestureZoomExt

pub trait GestureZoomExt: 'static {
    fn get_scale_delta(&self) -> f64;
    fn connect_scale_changed<F: Fn(&Self, f64) + 'static>(
        &self, 
        f: F
    ) -> SignalHandlerId;
}

Required methods

fn get_scale_delta(&self) -> f64

fn connect_scale_changed<F: Fn(&Self, f64) + 'static>(
    &self,
    f: F
) -> SignalHandlerId

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Implementors

impl<O: IsA<GestureZoom>> GestureZoomExt for O

fn get_scale_delta(&self) -> f64

fn connect_scale_changed<F: Fn(&Self, f64) + 'static>(
    &self,
    f: F
) -> SignalHandlerId

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