A Rust wrapper for Facebook's Yoga layout library.
- cargo
- rustc
$ cargo build --release
$ cargo run --release --example layout
#[macro_use]
extern crate yoga;
use yoga::prelude::*;
use yoga::Node;
use yoga::StyleUnit::{Auto, UndefinedValue};
fn main() {
let mut node = Node::new();
let mut child = Node::new();
let mut other_child = Node::new();
node.insert_child(&mut child, 0);
node.insert_child(&mut other_child, 1);
style!(node,
Margin(10 pt),
MarginLeft(Auto),
PaddingHorizontal(4 pt),
Left(16 %),
Bottom(UndefinedValue)
);
let child_styles = make_styles!(
Width(32 pt),
Height(32 pt),
FlexGrow(1.0),
Margin(Auto)
);
child.apply_styles(&child_styles);
other_child.apply_styles(&child_styles);
node.calculate_layout(512.0, 512.0, yoga::Direction::LTR);
println!("Layout is {:#?}", child.get_layout());
}
The unit tests are automatically generated based on upstream fixtures and should not be edited manually.
$ cargo test
To generate the test cases:
Download the ChromeDriver binary and put it somewhere in your $PATH
. Linux/MacOS example:
$ cp chromedriver /usr/local/bin
Install the required Ruby gem.
$ sudo gem install watir
Generate the tests.
$ ruby gentest/gentest.rb