djkato/grid
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

add support for indexing (usize, usize)

Browse source
This commit is contained in:
Jack Maguire 2023-04-17 20:50:53 +01:00 committed by Armin Becher
parent 31d6729879
commit d0a7ee701a
2 changed files with 17 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
Cargo.toml
View file

@ -1,6 +1,6 @@
[package] [package]
name = "grid" name = "grid"
version = "0.9.1-alpha.0" version = "0.9.1-alpha.1"
authors = ["Armin Becher <armin.becher@gmai.com>"] authors = ["Armin Becher <armin.becher@gmai.com>"]
edition = "2018" edition = "2018"
description = "Dynamic generic 2D data structure." description = "Dynamic generic 2D data structure."

16
src/lib.rs
View file

@ -801,6 +801,22 @@ impl<T> IndexMut<usize> for Grid<T> {
} }
} }
impl<T> Index<(usize, usize)> for Grid<T> {
type Output = T;
#[inline]
fn index(&self, (x, y): (usize, usize)) -> &T {
&self.data[y * self.cols + x]
}
}
impl<T> IndexMut<(usize, usize)> for Grid<T> {
#[inline]
fn index_mut(&mut self, (x, y): (usize, usize)) -> &mut T {
&mut self.data[y * self.cols + x]
}
}
impl<T: fmt::Debug> fmt::Debug for Grid<T> { impl<T: fmt::Debug> fmt::Debug for Grid<T> {
#[allow(unused_must_use)] #[allow(unused_must_use)]
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {