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Introduce and use CrossAlign enum for Column and Row

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Héctor Ramón Jiménez 2021-09-20 14:33:02 +07:00
parent 95e4791a1e
commit 5fae6e59ff
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GPG key ID: 140CC052C94F138E
33 changed files with 166 additions and 115 deletions
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30
native/src/layout/flex.rs
View file

@ -19,7 +19,7 @@
use crate::{
layout::{Limits, Node},
Align, Element, Padding, Point, Size,
CrossAlign, Element, Padding, Point, Size,
};
/// The main axis of a flex layout.
@ -65,7 +65,7 @@ pub fn resolve<Message, Renderer>(
limits: &Limits,
padding: Padding,
spacing: f32,
align_items: Align,
align_items: CrossAlign,
items: &[Element<'_, Message, Renderer>],
) -> Node
where
@ -82,7 +82,7 @@ where
let mut nodes: Vec<Node> = Vec::with_capacity(items.len());
nodes.resize(items.len(), Node::default());
if align_items == Align::Fill {
if align_items == CrossAlign::Fill {
let mut fill_cross = axis.cross(limits.min());
items.iter().for_each(|child| {
@ -116,13 +116,13 @@ where
.fill_factor();
if fill_factor == 0 {
let (min_width, min_height) = if align_items == Align::Fill {
let (min_width, min_height) = if align_items == CrossAlign::Fill {
axis.pack(0.0, cross)
} else {
axis.pack(0.0, 0.0)
};
let (max_width, max_height) = if align_items == Align::Fill {
let (max_width, max_height) = if align_items == CrossAlign::Fill {
axis.pack(available, cross)
} else {
axis.pack(available, max_cross)
@ -138,7 +138,7 @@ where
available -= axis.main(size);
if align_items != Align::Fill {
if align_items != CrossAlign::Fill {
cross = cross.max(axis.cross(size));
}
@ -165,13 +165,13 @@ where
max_main
};
let (min_width, min_height) = if align_items == Align::Fill {
let (min_width, min_height) = if align_items == CrossAlign::Fill {
axis.pack(min_main, cross)
} else {
axis.pack(min_main, axis.cross(limits.min()))
};
let (max_width, max_height) = if align_items == Align::Fill {
let (max_width, max_height) = if align_items == CrossAlign::Fill {
axis.pack(max_main, cross)
} else {
axis.pack(max_main, max_cross)
@ -184,7 +184,7 @@ where
let layout = child.layout(renderer, &child_limits);
if align_items != Align::Fill {
if align_items != CrossAlign::Fill {
cross = cross.max(axis.cross(layout.size()));
}
@ -206,10 +206,18 @@ where
match axis {
Axis::Horizontal => {
node.align(Align::Start, align_items, Size::new(0.0, cross));
node.align(
CrossAlign::Start,
align_items,
Size::new(0.0, cross),
);
}
Axis::Vertical => {
node.align(align_items, Align::Start, Size::new(cross, 0.0));
node.align(
align_items,
CrossAlign::Start,
Size::new(cross, 0.0),
);
}
}

22
native/src/layout/node.rs
View file

@ -1,4 +1,4 @@
use crate::{Align, Point, Rectangle, Size};
use crate::{CrossAlign, Point, Rectangle, Size};
/// The bounds of an element and its children.
#[derive(Debug, Clone, Default)]
@ -44,32 +44,32 @@ impl Node {
/// Aligns the [`Node`] in the given space.
pub fn align(
&mut self,
horizontal_alignment: Align,
vertical_alignment: Align,
horizontal_alignment: CrossAlign,
vertical_alignment: CrossAlign,
space: Size,
) {
match horizontal_alignment {
Align::Start => {}
Align::Center => {
CrossAlign::Start => {}
CrossAlign::Center => {
self.bounds.x += (space.width - self.bounds.width) / 2.0;
}
Align::End => {
CrossAlign::End => {
self.bounds.x += space.width - self.bounds.width;
}
Align::Fill => {
CrossAlign::Fill => {
self.bounds.width = space.width;
}
}
match vertical_alignment {
Align::Start => {}
Align::Center => {
CrossAlign::Start => {}
CrossAlign::Center => {
self.bounds.y += (space.height - self.bounds.height) / 2.0;
}
Align::End => {
CrossAlign::End => {
self.bounds.y += space.height - self.bounds.height;
}
Align::Fill => {
CrossAlign::Fill => {
self.bounds.height = space.height;
}
}