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Add AUTO and UNDEFINED const constructors for Size (#5761)

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# Objective

Very small convenience constructors added to `Size`. 

Does not change current examples too much but I'm working on a rather complex UI use-case where this cuts down on some extra typing :)
This commit is contained in:
Andreas Weibye 2022-08-22 23:08:08 +00:00
parent cde5ae8104
commit 675607a7e6
3 changed files with 16 additions and 4 deletions
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12
crates/bevy_ui/src/geometry.rs
View file

@ -214,6 +214,18 @@ impl Size {
pub fn new(width: Val, height: Val) -> Self {
Size { width, height }
}
/// Creates a Size where both values are [`Val::Auto`].
pub const AUTO: Size = Size {
width: Val::Auto,
height: Val::Auto,
};
/// Creates a Size where both values are [`Val::Undefined`].
pub const UNDEFINED: Size = Size {
width: Val::Undefined,
height: Val::Undefined,
};
}
impl Add<Vec2> for Size {

6
crates/bevy_ui/src/ui_node.rs
View file

@ -197,9 +197,9 @@ impl Default for Style {
flex_grow: 0.0,
flex_shrink: 1.0,
flex_basis: Val::Auto,
size: Size::new(Val::Auto, Val::Auto),
min_size: Size::new(Val::Auto, Val::Auto),
max_size: Size::new(Val::Auto, Val::Auto),
size: Size::AUTO,
min_size: Size::AUTO,
max_size: Size::AUTO,
aspect_ratio: Default::default(),
overflow: Default::default(),
}

2
examples/ui/ui.rs
View file

@ -126,7 +126,7 @@ fn setup(mut commands: Commands, asset_server: Res<AssetServer>) {
style: Style {
flex_direction: FlexDirection::ColumnReverse,
flex_grow: 1.0,
max_size: Size::new(Val::Undefined, Val::Undefined),
max_size: Size::UNDEFINED,
..default()
},
color: Color::NONE.into(),