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use crate::*;
#[must_use = "You should put this widget in an ui with `ui.add(widget);`"]
pub struct Separator {
spacing: f32,
}
impl Separator {
pub fn new() -> Self {
Self { spacing: 6.0 }
}
pub fn spacing(mut self, spacing: f32) -> Self {
self.spacing = spacing;
self
}
}
impl Widget for Separator {
fn ui(self, ui: &mut Ui) -> Response {
let Separator { spacing } = self;
let available_space = ui.available_size_before_wrap_finite();
let size = if ui.layout().main_dir().is_horizontal() {
vec2(spacing, available_space.y)
} else {
vec2(available_space.x, spacing)
};
let response = ui.allocate_response(size, Sense::hover());
let rect = response.rect;
let points = if ui.layout().main_dir().is_horizontal() {
[
pos2(rect.center().x, rect.top()),
pos2(rect.center().x, rect.bottom()),
]
} else {
[
pos2(rect.left(), rect.center().y),
pos2(rect.right(), rect.center().y),
]
};
let stroke = ui.style().visuals.widgets.noninteractive.bg_stroke;
ui.painter().line_segment(points, stroke);
response
}
}