Method take_waker

canvas/src/draw_stream.rs:477–479

Returns the waker for anything listening for changes to the stream

(&mut self)

    /// Returns the waker for anything listening for changes to the stream
    ///
    pub fn take_waker(&mut self) -> Option<Waker> {
        self.waiting_task.take()
    }

    ///
    /// Returns the pending drawing operations in this core