diff options
Diffstat (limited to 'core/src/layout.rs')
-rw-r--r-- | core/src/layout.rs | 35 |
1 files changed, 34 insertions, 1 deletions
diff --git a/core/src/layout.rs b/core/src/layout.rs index 04954fb9..caf315b6 100644 --- a/core/src/layout.rs +++ b/core/src/layout.rs @@ -7,7 +7,7 @@ pub mod flex; pub use limits::Limits; pub use node::Node; -use crate::{Point, Rectangle, Vector}; +use crate::{Point, Rectangle, Size, Vector}; /// The bounds of a [`Node`] and its children, using absolute coordinates. #[derive(Debug, Clone, Copy)] @@ -63,3 +63,36 @@ impl<'a> Layout<'a> { }) } } + +/// Produces a [`Node`] with two children nodes one right next to each other. +pub fn next_to_each_other( + limits: &Limits, + spacing: f32, + left: impl FnOnce(&Limits) -> Node, + right: impl FnOnce(&Limits) -> Node, +) -> Node { + let mut left_node = left(limits); + let left_size = left_node.size(); + + let right_limits = limits.shrink(Size::new(left_size.width + spacing, 0.0)); + + let mut right_node = right(&right_limits); + let right_size = right_node.size(); + + let (left_y, right_y) = if left_size.height > right_size.height { + (0.0, (left_size.height - right_size.height) / 2.0) + } else { + ((right_size.height - left_size.height) / 2.0, 0.0) + }; + + left_node.move_to(Point::new(0.0, left_y)); + right_node.move_to(Point::new(left_size.width + spacing, right_y)); + + Node::with_children( + Size::new( + left_size.width + spacing + right_size.width, + left_size.height.max(right_size.height), + ), + vec![left_node, right_node], + ) +} |