torin 0.4.0-rc.13

UI layout Library designed for Freya.
Documentation 
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#[cfg(test)]
use torin::{
    prelude::*,
    test_utils::*,
};

#[test]
pub fn margin() {
    let (mut layout, mut measurer) = test_utils();

    let mut mocked_tree = TestingTree::default();
    mocked_tree.add(
        0,
        None,
        vec![1, 2],
        Node::from_size_and_direction(
            Size::Percentage(Length::new(100.0)),
            Size::Percentage(Length::new(100.0)),
            Direction::Vertical,
        ),
    );
    mocked_tree.add(
        1,
        Some(0),
        vec![],
        Node::from_size_and_margin(
            Size::Pixels(Length::new(200.0)),
            Size::Pixels(Length::new(200.0)),
            Gaps::new(5.0, 5.0, 5.0, 5.0),
        ),
    );
    mocked_tree.add(
        2,
        Some(0),
        vec![],
        Node::from_size_and_margin(
            Size::Pixels(Length::new(200.0)),
            Size::Pixels(Length::new(200.0)),
            Gaps::new(5.0, 5.0, 5.0, 5.0),
        ),
    );

    layout.measure(
        0,
        Rect::new(Point2D::new(0.0, 0.0), Size2D::new(1000.0, 1000.0)),
        &mut measurer,
        &mut mocked_tree,
    );

    let layout_node = layout.get(&1).unwrap();

    assert_eq!(
        layout_node.area,
        Rect::new(Point2D::new(0.0, 0.0), Size2D::new(210.0, 210.0)),
    );

    assert_eq!(
        layout_node.visible_area(),
        Rect::new(Point2D::new(5.0, 5.0), Size2D::new(200.0, 200.0)),
    );
}