Method update

examples/plot_overlays.rs:50–63

(&mut self, message: Message)

    }

    fn update(&mut self, message: Message) {
        match message {
            Message::Plot(message) => self.widget.update(message),
            Message::Shape(ShapeMessage::ToggleAnnotation) => {
                self.annotation_expanded = !self.annotation_expanded;
            }
            Message::Shape(ShapeMessage::CycleVertical) => {
                self.shape_vertical = next_vertical(self.shape_vertical);
            }
            Message::Shape(ShapeMessage::CycleHorizontal) => {
                self.shape_horizontal = next_horizontal(self.shape_horizontal);
            }
        }
    }

    fn view(&self) -> Element<'_, Message> {
        self.widget