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move Layout trait to separate module
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- output: impl Layout for Measure, FieldH, FieldV
- tui: enable #[feature(trait_alias)]
- tui: define some trait aliases
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🪞👃🪞 2025-09-09 20:59:07 +03:00
parent 90fc869e14
commit 731f4a971e
13 changed files with 166 additions and 147 deletions
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98
output/src/layout.rs
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@ -8,3 +8,101 @@ mod layout_pad; pub use self::layout_pad::*;
mod layout_move; pub use self::layout_move::*;
mod layout_size; pub use self::layout_size::*;
mod layout_stack; //pub use self::layout_stack::*;
/// Drawable area of display.
pub trait Layout<O: Out> {
fn x (&self, to: O::Area) -> O::Unit { to.x() }
fn y (&self, to: O::Area) -> O::Unit { to.y() }
fn min_w (&self, to: O::Area) -> O::Unit { 0.into() }
fn max_w (&self, to: O::Area) -> O::Unit { to.w() }
fn w (&self, to: O::Area) -> O::Unit {
to.w().max(self.min_w(to)).min(self.max_w(to))
}
fn min_h (&self, to: O::Area) -> O::Unit { 0.into() }
fn max_h (&self, to: O::Area) -> O::Unit { to.h() }
fn h (&self, to: O::Area) -> O::Unit {
to.h().max(self.min_h(to)).min(self.max_h(to))
}
fn layout (&self, to: O::Area) -> O::Area {
[self.x(to), self.y(to), self.w(to), self.h(to)].into()
}
}
impl<O: Out> Layout<O> for () {
fn x (&self, a: O::Area) -> O::Unit { a.x() }
fn y (&self, a: O::Area) -> O::Unit { a.y() }
fn w (&self, _: O::Area) -> O::Unit { 0.into() }
fn min_w (&self, _: O::Area) -> O::Unit { 0.into() }
fn max_w (&self, _: O::Area) -> O::Unit { 0.into() }
fn h (&self, _: O::Area) -> O::Unit { 0.into() }
fn min_h (&self, _: O::Area) -> O::Unit { 0.into() }
fn max_h (&self, _: O::Area) -> O::Unit { 0.into() }
fn layout (&self, a: O::Area) -> O::Area { [a.x(), a.y(), 0.into(), 0.into()].into() }
}
impl<O: Out, L: Layout<O>> Layout<O> for &L {
fn x (&self, a: O::Area) -> O::Unit { (*self).x(a) }
fn y (&self, a: O::Area) -> O::Unit { (*self).y(a) }
fn w (&self, a: O::Area) -> O::Unit { (*self).w(a) }
fn min_w (&self, a: O::Area) -> O::Unit { (*self).min_w(a) }
fn max_w (&self, a: O::Area) -> O::Unit { (*self).max_w(a) }
fn h (&self, a: O::Area) -> O::Unit { (*self).h(a) }
fn min_h (&self, a: O::Area) -> O::Unit { (*self).min_h(a) }
fn max_h (&self, a: O::Area) -> O::Unit { (*self).max_h(a) }
fn layout (&self, a: O::Area) -> O::Area { (*self).layout(a) }
}
impl<O: Out, L: Layout<O>> Layout<O> for &mut L {
fn x (&self, a: O::Area) -> O::Unit { (**self).x(a) }
fn y (&self, a: O::Area) -> O::Unit { (**self).y(a) }
fn w (&self, a: O::Area) -> O::Unit { (**self).w(a) }
fn min_w (&self, a: O::Area) -> O::Unit { (**self).min_w(a) }
fn max_w (&self, a: O::Area) -> O::Unit { (**self).max_w(a) }
fn h (&self, a: O::Area) -> O::Unit { (**self).h(a) }
fn min_h (&self, a: O::Area) -> O::Unit { (**self).min_h(a) }
fn max_h (&self, a: O::Area) -> O::Unit { (**self).max_h(a) }
fn layout (&self, a: O::Area) -> O::Area { (**self).layout(a) }
}
impl<O: Out> Layout<O> for Box<dyn Layout<O>> {
fn x (&self, a: O::Area) -> O::Unit { (**self).x(a) }
fn y (&self, a: O::Area) -> O::Unit { (**self).y(a) }
fn w (&self, a: O::Area) -> O::Unit { (**self).w(a) }
fn min_w (&self, a: O::Area) -> O::Unit { (**self).min_w(a) }
fn max_w (&self, a: O::Area) -> O::Unit { (**self).max_w(a) }
fn h (&self, a: O::Area) -> O::Unit { (**self).h(a) }
fn min_h (&self, a: O::Area) -> O::Unit { (**self).min_h(a) }
fn max_h (&self, a: O::Area) -> O::Unit { (**self).max_h(a) }
fn layout (&self, a: O::Area) -> O::Area { (**self).layout(a) }
}
impl<O: Out, L: Layout<O>> Layout<O> for Option<L> {
fn x (&self, to: O::Area) -> O::Unit {
self.as_ref().map(|c|c.x(to)).unwrap_or(to.x())
}
fn y (&self, to: O::Area) -> O::Unit {
self.as_ref().map(|c|c.y(to)).unwrap_or(to.y())
}
fn min_w (&self, to: O::Area) -> O::Unit {
self.as_ref().map(|c|c.min_w(to)).unwrap_or(0.into())
}
fn max_w (&self, to: O::Area) -> O::Unit {
self.as_ref().map(|c|c.max_w(to)).unwrap_or(0.into())
}
fn w (&self, to: O::Area) -> O::Unit {
self.as_ref().map(|c|c.w(to)).unwrap_or(0.into())
}
fn min_h (&self, to: O::Area) -> O::Unit {
self.as_ref().map(|c|c.min_h(to)).unwrap_or(0.into())
}
fn max_h (&self, to: O::Area) -> O::Unit {
self.as_ref().map(|c|c.max_h(to)).unwrap_or(0.into())
}
fn h (&self, to: O::Area) -> O::Unit {
self.as_ref().map(|c|c.h(to)).unwrap_or(0.into())
}
fn layout (&self, to: O::Area) -> O::Area {
self.as_ref().map(|c|c.layout([self.x(to), self.y(to), self.w(to), self.h(to)].into()))
.unwrap_or([to.x(), to.y(), 0.into(), 0.into()].into())
}
}