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use derive_more::{AsRef, Deref, Display, From, Into};
use fmt_iter::repeat;
use std::fmt::{Display, Error, Formatter};
#[derive(Debug, Clone, Copy, PartialEq, Eq, AsRef, Deref, Display, Into)]
pub struct ProportionBarBlock(char);
macro_rules! make_const {
($name:ident = $content:literal) => {
pub const $name: ProportionBarBlock = ProportionBarBlock($content);
};
}
make_const!(LEVEL0_BLOCK = '█');
make_const!(LEVEL1_BLOCK = '▓');
make_const!(LEVEL2_BLOCK = '▒');
make_const!(LEVEL3_BLOCK = '░');
make_const!(LEVEL4_BLOCK = ' ');
#[derive(Debug, Clone, Copy, PartialEq, Eq, From, Into)]
pub struct ProportionBar {
pub level0: usize,
pub level1: usize,
pub level2: usize,
pub level3: usize,
pub level4: usize,
}
impl ProportionBar {
pub fn display_level0(self) -> impl Display {
repeat(LEVEL0_BLOCK, self.level0)
}
pub fn display_level1(self) -> impl Display {
repeat(LEVEL1_BLOCK, self.level1)
}
pub fn display_level2(self) -> impl Display {
repeat(LEVEL2_BLOCK, self.level2)
}
pub fn display_level3(self) -> impl Display {
repeat(LEVEL3_BLOCK, self.level3)
}
pub fn display_level4(self) -> impl Display {
repeat(LEVEL4_BLOCK, self.level4)
}
}
impl Display for ProportionBar {
fn fmt(&self, formatter: &mut Formatter<'_>) -> Result<(), Error> {
write!(
formatter,
"{level4}{level3}{level2}{level1}{level0}",
level4 = self.display_level4(),
level3 = self.display_level3(),
level2 = self.display_level2(),
level1 = self.display_level1(),
level0 = self.display_level0(),
)
}
}