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span builder

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Shadow Cat
2025-11-13 16:59:31 -05:00
parent 125fca4075
commit e2690fa611
2 changed files with 53 additions and 9 deletions
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19
src/core/trait_fns.rs
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@@ -12,6 +12,7 @@ pub trait CoreWidget<W, Tag> {
fn offset(self, amt: impl Into<UiVec2>) -> impl WidgetFn<Offset>;
fn scroll(self) -> impl WidgetIdFn<Offset>;
fn masked(self) -> impl WidgetFn<Masked>;
fn background<T>(self, w: impl WidgetLike<T>) -> impl WidgetFn<Stack>;
}
impl<W: WidgetLike<Tag>, Tag> CoreWidget<W::Widget, Tag> for W {
@@ -87,20 +88,24 @@ impl<W: WidgetLike<Tag>, Tag> CoreWidget<W::Widget, Tag> for W {
inner: self.add(ui).any(),
}
}
fn background<T>(self, w: impl WidgetLike<T>) -> impl WidgetFn<Stack> {
move |ui| Stack {
children: vec![w.add(ui).any(), self.add(ui).any()],
size: StackSize::Child(1),
offset: 0,
}
}
}
pub trait CoreWidgetArr<const LEN: usize, Wa: WidgetArrLike<LEN, Tag>, Tag> {
fn span(self, dir: Dir) -> impl WidgetFn<Span>;
fn span(self, dir: Dir) -> SpanBuilder<LEN, Wa, Tag>;
fn stack(self) -> StackBuilder<LEN, Wa, Tag>;
}
impl<const LEN: usize, Wa: WidgetArrLike<LEN, Tag>, Tag> CoreWidgetArr<LEN, Wa, Tag> for Wa {
fn span(self, dir: Dir) -> impl WidgetFn<Span> {
move |ui| Span {
children: self.ui(ui).arr.to_vec(),
dir,
gap: 0.0,
}
fn span(self, dir: Dir) -> SpanBuilder<LEN, Wa, Tag> {
SpanBuilder::new(self, dir)
}
fn stack(self) -> StackBuilder<LEN, Wa, Tag> {
StackBuilder::new(self)