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Add Frame::canvas - bright in bright mode, dark in dark mode (#1362)

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and use it in the demo app
This commit is contained in:
Emil Ernerfeldt
2022-03-14 12:33:17 +01:00
committed by GitHub
parent 29c52e8eb6
commit 002158050b
6 changed files with 42 additions and 15 deletions
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13
egui_demo_lib/src/apps/demo/dancing_strings.rs
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@@ -22,7 +22,13 @@ impl super::Demo for DancingStrings {
impl super::View for DancingStrings {
fn ui(&mut self, ui: &mut Ui) {
Frame::dark_canvas(ui.style()).show(ui, |ui| {
let color = if ui.visuals().dark_mode {
Color32::from_additive_luminance(196)
} else {
Color32::from_black_alpha(240)
};
Frame::canvas(ui.style()).show(ui, |ui| {
ui.ctx().request_repaint();
let time = ui.input().time;
@@ -49,10 +55,7 @@ impl super::View for DancingStrings {
.collect();
let thickness = 10.0 / mode as f32;
shapes.push(epaint::Shape::line(
points,
Stroke::new(thickness, Color32::from_additive_luminance(196)),
));
shapes.push(epaint::Shape::line(points, Stroke::new(thickness, color)));
}
ui.painter().extend(shapes);