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use unicode_width::UnicodeWidthStr;
use std::io::{Stdout, Write};
use termion;
use termion::screen::AlternateScreen;
pub trait ScreenExt: Write {
fn cursor_hide(&mut self) {
write!(self, "{}", termion::cursor::Hide).unwrap();
}
fn cursor_show(&mut self) {
write!(self, "{}", termion::cursor::Show).unwrap();
}
fn reset(&mut self) {
write!(self, "{}", termion::style::Reset).unwrap();
}
}
impl ScreenExt for AlternateScreen<Box<Stdout>> {}
pub fn size() -> (u16, u16) {
termion::terminal_size().unwrap()
}
pub fn xsize() -> usize {
let (xsize, _) = termion::terminal_size().unwrap();
xsize as usize
}
pub fn ysize() -> usize {
let (_, ysize) = termion::terminal_size().unwrap();
ysize as usize
}
pub fn sized_string(string: &str, xsize: u16) -> String {
let lenstr: String = string.chars().fold("".into(), |acc,ch| {
if acc.width() + 1 >= xsize as usize { acc }
else { acc + &ch.to_string() }
});
lenstr
}
// Do these as constants
pub fn highlight_color() -> String {
format!(
"{}{}",
termion::color::Fg(termion::color::LightGreen),
termion::color::Bg(termion::color::Black)
)
}
pub fn normal_color() -> String {
format!(
"{}{}",
termion::color::Fg(termion::color::LightBlue),
termion::color::Bg(termion::color::Black)
)
}
pub fn cursor_left(n: usize) -> String {
format!("{}", termion::cursor::Left(n as u16))
}
pub fn gotoy(y: usize) -> String {
format!("{}", termion::cursor::Goto(1, y as u16))
}
pub fn goto_xy(x: u16, y: u16) -> String {
format!("{}", termion::cursor::Goto(x, y))
}
// pub fn move_top() -> String {
// gotoy(1)
// }
pub fn move_bottom() -> String {
gotoy(ysize())
}
pub fn reset() -> String {
format!("{}", termion::style::Reset)
}
pub fn invert() -> String {
format!("{}", termion::style::Invert)
}
pub fn header_color() -> String {
format!(
"{}{}",
termion::color::Fg(termion::color::White),
termion::color::Bg(termion::color::Blue)
)
}
pub fn status_bg() -> String {
format!("{}", termion::color::Bg(termion::color::LightBlue))
}
|
