migrations/egui
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Make sure egui can handle zero-sized screen rect

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This would previously hit a debug assert

Fixes https://github.com/emilk/egui/issues/395
This commit is contained in:
Emil Ernerfeldt
2021-05-17 22:53:52 +02:00
parent 6e5b52e3bc
commit dd4ac43b13
2 changed files with 25 additions and 1 deletions
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7
egui/src/containers/frame.rs
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@@ -121,7 +121,12 @@ impl Frame {
pub fn begin(self, ui: &mut Ui) -> Prepared {
let where_to_put_background = ui.painter().add(Shape::Noop);
let outer_rect_bounds = ui.available_rect_before_wrap();
let inner_rect = outer_rect_bounds.shrink2(self.margin);
let mut inner_rect = outer_rect_bounds.shrink2(self.margin);
// Make sure we don't shrink to the negative:
inner_rect.max.x = inner_rect.max.x.max(inner_rect.min.x);
inner_rect.max.y = inner_rect.max.y.max(inner_rect.min.y);
let content_ui = ui.child_ui(inner_rect, *ui.layout());
// content_ui.set_clip_rect(outer_rect_bounds.shrink(self.stroke.width * 0.5)); // Can't do this since we don't know final size yet