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#[derive(Debug, Clone, Copy, Default, PartialEq, Eq)]
pub enum Preset {
Custom,
#[default]
Xkcd,
Glider,
SmallExploder,
Exploder,
TenCellRow,
LightweightSpaceship,
Tumbler,
GliderGun,
Acorn,
}
pub static ALL: &[Preset] = &[
Preset::Custom,
Preset::Xkcd,
Preset::Glider,
Preset::SmallExploder,
Preset::Exploder,
Preset::TenCellRow,
Preset::LightweightSpaceship,
Preset::Tumbler,
Preset::GliderGun,
Preset::Acorn,
];
impl Preset {
pub fn life(self) -> Vec<(isize, isize)> {
#[rustfmt::skip]
let cells = match self {
Preset::Custom => vec![],
Preset::Xkcd => vec![
" xxx ",
" x x ",
" x x ",
" x ",
"x xxx ",
" x x x ",
" x x",
" x x ",
" x x ",
],
Preset::Glider => vec![
" x ",
" x",
"xxx"
],
Preset::SmallExploder => vec![
" x ",
"xxx",
"x x",
" x ",
],
Preset::Exploder => vec![
"x x x",
"x x",
"x x",
"x x",
"x x x",
],
Preset::TenCellRow => vec![
"xxxxxxxxxx",
],
Preset::LightweightSpaceship => vec![
" xxxxx",
"x x",
" x",
"x x ",
],
Preset::Tumbler => vec![
" xx xx ",
" xx xx ",
" x x ",
"x x x x",
"x x x x",
"xx xx",
],
Preset::GliderGun => vec![
" x ",
" x x ",
" xx xx xx",
" x x xx xx",
"xx x x xx ",
"xx x x xx x x ",
" x x x ",
" x x ",
" xx ",
],
Preset::Acorn => vec![
" x ",
" x ",
"xx xxx",
],
};
let start_row = -(cells.len() as isize / 2);
cells
.into_iter()
.enumerate()
.flat_map(|(i, cells)| {
let start_column = -(cells.len() as isize / 2);
cells
.chars()
.enumerate()
.filter(|(_, c)| !c.is_whitespace())
.map(move |(j, _)| {
(start_row + i as isize, start_column + j as isize)
})
})
.collect()
}
}
impl std::fmt::Display for Preset {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
write!(
f,
"{}",
match self {
Preset::Custom => "Custom",
Preset::Xkcd => "xkcd #2293",
Preset::Glider => "Glider",
Preset::SmallExploder => "Small Exploder",
Preset::Exploder => "Exploder",
Preset::TenCellRow => "10 Cell Row",
Preset::LightweightSpaceship => "Lightweight spaceship",
Preset::Tumbler => "Tumbler",
Preset::GliderGun => "Gosper Glider Gun",
Preset::Acorn => "Acorn",
}
)
}
}
|
