yazi/yazi-adaptor/src/kitty.rs
2024-03-29 23:30:30 +08:00

404 lines
6.5 KiB
Rust

use core::str;
use std::{io::Write, path::Path};
use anyhow::Result;
use base64::{engine::general_purpose, Engine};
use image::DynamicImage;
use ratatui::layout::Rect;
use yazi_shared::term::Term;
use super::image::Image;
use crate::{adaptor::Adaptor, CLOSE, ESCAPE, START};
static DIACRITICS: [char; 297] = [
'\u{0305}',
'\u{030D}',
'\u{030E}',
'\u{0310}',
'\u{0312}',
'\u{033D}',
'\u{033E}',
'\u{033F}',
'\u{0346}',
'\u{034A}',
'\u{034B}',
'\u{034C}',
'\u{0350}',
'\u{0351}',
'\u{0352}',
'\u{0357}',
'\u{035B}',
'\u{0363}',
'\u{0364}',
'\u{0365}',
'\u{0366}',
'\u{0367}',
'\u{0368}',
'\u{0369}',
'\u{036A}',
'\u{036B}',
'\u{036C}',
'\u{036D}',
'\u{036E}',
'\u{036F}',
'\u{0483}',
'\u{0484}',
'\u{0485}',
'\u{0486}',
'\u{0487}',
'\u{0592}',
'\u{0593}',
'\u{0594}',
'\u{0595}',
'\u{0597}',
'\u{0598}',
'\u{0599}',
'\u{059C}',
'\u{059D}',
'\u{059E}',
'\u{059F}',
'\u{05A0}',
'\u{05A1}',
'\u{05A8}',
'\u{05A9}',
'\u{05AB}',
'\u{05AC}',
'\u{05AF}',
'\u{05C4}',
'\u{0610}',
'\u{0611}',
'\u{0612}',
'\u{0613}',
'\u{0614}',
'\u{0615}',
'\u{0616}',
'\u{0617}',
'\u{0657}',
'\u{0658}',
'\u{0659}',
'\u{065A}',
'\u{065B}',
'\u{065D}',
'\u{065E}',
'\u{06D6}',
'\u{06D7}',
'\u{06D8}',
'\u{06D9}',
'\u{06DA}',
'\u{06DB}',
'\u{06DC}',
'\u{06DF}',
'\u{06E0}',
'\u{06E1}',
'\u{06E2}',
'\u{06E4}',
'\u{06E7}',
'\u{06E8}',
'\u{06EB}',
'\u{06EC}',
'\u{0730}',
'\u{0732}',
'\u{0733}',
'\u{0735}',
'\u{0736}',
'\u{073A}',
'\u{073D}',
'\u{073F}',
'\u{0740}',
'\u{0741}',
'\u{0743}',
'\u{0745}',
'\u{0747}',
'\u{0749}',
'\u{074A}',
'\u{07EB}',
'\u{07EC}',
'\u{07ED}',
'\u{07EE}',
'\u{07EF}',
'\u{07F0}',
'\u{07F1}',
'\u{07F3}',
'\u{0816}',
'\u{0817}',
'\u{0818}',
'\u{0819}',
'\u{081B}',
'\u{081C}',
'\u{081D}',
'\u{081E}',
'\u{081F}',
'\u{0820}',
'\u{0821}',
'\u{0822}',
'\u{0823}',
'\u{0825}',
'\u{0826}',
'\u{0827}',
'\u{0829}',
'\u{082A}',
'\u{082B}',
'\u{082C}',
'\u{082D}',
'\u{0951}',
'\u{0953}',
'\u{0954}',
'\u{0F82}',
'\u{0F83}',
'\u{0F86}',
'\u{0F87}',
'\u{135D}',
'\u{135E}',
'\u{135F}',
'\u{17DD}',
'\u{193A}',
'\u{1A17}',
'\u{1A75}',
'\u{1A76}',
'\u{1A77}',
'\u{1A78}',
'\u{1A79}',
'\u{1A7A}',
'\u{1A7B}',
'\u{1A7C}',
'\u{1B6B}',
'\u{1B6D}',
'\u{1B6E}',
'\u{1B6F}',
'\u{1B70}',
'\u{1B71}',
'\u{1B72}',
'\u{1B73}',
'\u{1CD0}',
'\u{1CD1}',
'\u{1CD2}',
'\u{1CDA}',
'\u{1CDB}',
'\u{1CE0}',
'\u{1DC0}',
'\u{1DC1}',
'\u{1DC3}',
'\u{1DC4}',
'\u{1DC5}',
'\u{1DC6}',
'\u{1DC7}',
'\u{1DC8}',
'\u{1DC9}',
'\u{1DCB}',
'\u{1DCC}',
'\u{1DD1}',
'\u{1DD2}',
'\u{1DD3}',
'\u{1DD4}',
'\u{1DD5}',
'\u{1DD6}',
'\u{1DD7}',
'\u{1DD8}',
'\u{1DD9}',
'\u{1DDA}',
'\u{1DDB}',
'\u{1DDC}',
'\u{1DDD}',
'\u{1DDE}',
'\u{1DDF}',
'\u{1DE0}',
'\u{1DE1}',
'\u{1DE2}',
'\u{1DE3}',
'\u{1DE4}',
'\u{1DE5}',
'\u{1DE6}',
'\u{1DFE}',
'\u{20D0}',
'\u{20D1}',
'\u{20D4}',
'\u{20D5}',
'\u{20D6}',
'\u{20D7}',
'\u{20DB}',
'\u{20DC}',
'\u{20E1}',
'\u{20E7}',
'\u{20E9}',
'\u{20F0}',
'\u{2CEF}',
'\u{2CF0}',
'\u{2CF1}',
'\u{2DE0}',
'\u{2DE1}',
'\u{2DE2}',
'\u{2DE3}',
'\u{2DE4}',
'\u{2DE5}',
'\u{2DE6}',
'\u{2DE7}',
'\u{2DE8}',
'\u{2DE9}',
'\u{2DEA}',
'\u{2DEB}',
'\u{2DEC}',
'\u{2DED}',
'\u{2DEE}',
'\u{2DEF}',
'\u{2DF0}',
'\u{2DF1}',
'\u{2DF2}',
'\u{2DF3}',
'\u{2DF4}',
'\u{2DF5}',
'\u{2DF6}',
'\u{2DF7}',
'\u{2DF8}',
'\u{2DF9}',
'\u{2DFA}',
'\u{2DFB}',
'\u{2DFC}',
'\u{2DFD}',
'\u{2DFE}',
'\u{2DFF}',
'\u{A66F}',
'\u{A67C}',
'\u{A67D}',
'\u{A6F0}',
'\u{A6F1}',
'\u{A8E0}',
'\u{A8E1}',
'\u{A8E2}',
'\u{A8E3}',
'\u{A8E4}',
'\u{A8E5}',
'\u{A8E6}',
'\u{A8E7}',
'\u{A8E8}',
'\u{A8E9}',
'\u{A8EA}',
'\u{A8EB}',
'\u{A8EC}',
'\u{A8ED}',
'\u{A8EE}',
'\u{A8EF}',
'\u{A8F0}',
'\u{A8F1}',
'\u{AAB0}',
'\u{AAB2}',
'\u{AAB3}',
'\u{AAB7}',
'\u{AAB8}',
'\u{AABE}',
'\u{AABF}',
'\u{AAC1}',
'\u{FE20}',
'\u{FE21}',
'\u{FE22}',
'\u{FE23}',
'\u{FE24}',
'\u{FE25}',
'\u{FE26}',
'\u{10A0F}',
'\u{10A38}',
'\u{1D185}',
'\u{1D186}',
'\u{1D187}',
'\u{1D188}',
'\u{1D189}',
'\u{1D1AA}',
'\u{1D1AB}',
'\u{1D1AC}',
'\u{1D1AD}',
'\u{1D242}',
'\u{1D243}',
'\u{1D244}',
];
pub(super) struct Kitty;
impl Kitty {
pub(super) async fn image_show(path: &Path, rect: Rect) -> Result<(u32, u32)> {
let img = Image::downscale(path, rect).await?;
let size = (img.width(), img.height());
let b1 = Self::encode(img).await?;
let b2 = Self::place(&rect)?;
Adaptor::Kitty.image_hide()?;
Adaptor::shown_store(rect, size);
Term::move_lock((rect.x, rect.y), |stderr| {
stderr.write_all(&b1)?;
stderr.write_all(&b2)?;
Ok(size)
})
}
pub(super) fn image_erase(rect: Rect) -> Result<()> {
let s = " ".repeat(rect.width as usize);
Term::move_lock((0, 0), |stderr| {
for y in rect.top()..rect.bottom() {
Term::move_to(stderr, rect.x, y)?;
write!(stderr, "{s}")?;
}
write!(stderr, "{}_Gq=1,a=d,d=A{}\\{}", START, ESCAPE, CLOSE)?;
Ok(())
})
}
async fn encode(img: DynamicImage) -> Result<Vec<u8>> {
fn output(raw: &[u8], format: u8, size: (u32, u32)) -> Result<Vec<u8>> {
let b64 = general_purpose::STANDARD.encode(raw).into_bytes();
let mut it = b64.chunks(4096).peekable();
let mut buf = Vec::with_capacity(b64.len() + it.len() * 50);
if let Some(first) = it.next() {
write!(
buf,
"{}_Gq=1,a=T,i=1,C=1,U=1,f={},s={},v={},m={};{}{}\\{}",
START,
format,
size.0,
size.1,
it.peek().is_some() as u8,
unsafe { str::from_utf8_unchecked(first) },
ESCAPE,
CLOSE
)?;
}
while let Some(chunk) = it.next() {
write!(
buf,
"{}_Gm={};{}{}\\{}",
START,
it.peek().is_some() as u8,
unsafe { str::from_utf8_unchecked(chunk) },
ESCAPE,
CLOSE
)?;
}
write!(buf, "{}", CLOSE)?;
Ok(buf)
}
let size = (img.width(), img.height());
tokio::task::spawn_blocking(move || match img {
DynamicImage::ImageRgb8(v) => output(v.as_raw(), 24, size),
DynamicImage::ImageRgba8(v) => output(v.as_raw(), 32, size),
v => output(v.to_rgb8().as_raw(), 24, size),
})
.await?
}
fn place(rect: &Rect) -> Result<Vec<u8>> {
let mut buf = Vec::with_capacity(rect.width as usize * rect.height as usize * 3 + 50);
for y in 0..rect.height {
write!(buf, "\x1b[{};{}H\x1b[38;5;1m", rect.y + y + 1, rect.x + 1)?;
for x in 0..rect.width {
write!(buf, "\u{10EEEE}")?;
write!(buf, "{}", *DIACRITICS.get(y as usize).unwrap_or(&DIACRITICS[0]))?;
write!(buf, "{}", *DIACRITICS.get(x as usize).unwrap_or(&DIACRITICS[0]))?;
}
write!(buf, "\x1b[0m")?;
}
Ok(buf)
}
}