mirrors/wipe
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Hide curser during animation

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Rico Riedel 2022-07-03 13:13:12 +02:00
parent eb2d283770
commit 09e9fe12e9
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GPG Key ID: 75AC868575DE7B18
2 changed files with 23 additions and 11 deletions
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2
src/main.rs
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@ -112,7 +112,7 @@ fn main() -> Result<(), Error> {
let char = Box::new(SimpleCharSampler::new(args.chars));
let sampler = ComposedSampler::new(animation, fill, color, char);
let surface = WriteSurface::new(stdout(), width, height);
let surface = WriteSurface::new(stdout(), width, height)?;
let renderer = SamplerRenderer::new(surface, sampler);
let timer = SimpleTimer::new(delay);

32
src/surface.rs
View File

@ -1,5 +1,5 @@
use anyhow::Error;
use crossterm::cursor::MoveTo;
use crossterm::cursor::{Hide, MoveTo, Show};
use crossterm::{ExecutableCommand, QueueableCommand};
use crossterm::style::{Color, Print, SetForegroundColor};
use crossterm::terminal::{Clear, ClearType};
@ -42,11 +42,19 @@ impl Default for Cell {
}
impl<T: Write> WriteSurface<T> {
pub fn new(out: T, width: usize, height: usize) -> Self {
Self {
pub fn new(mut out: T, width: usize, height: usize) -> Result<Self, Error> {
out.queue(Hide)?;
Ok(Self {
out,
array: Array2D::new(width, height)
}
})
}
fn try_drop(&mut self) -> Result<(), Error> {
self.out.queue(Show)?;
self.out.execute(Clear(ClearType::Purge))?;
Ok(())
}
}
@ -93,7 +101,6 @@ impl<T: Write> Surface for WriteSurface<T> {
}
}
}
self.out.queue(MoveTo(0, 0))?;
self.out.flush()?;
Ok(())
}
@ -101,7 +108,7 @@ impl<T: Write> Surface for WriteSurface<T> {
impl<T: Write> Drop for WriteSurface<T> {
fn drop(&mut self) {
if let Err(e) = self.out.execute(Clear(ClearType::Purge)) {
if let Err(e) = self.try_drop() {
println!("{}", e);
}
}
@ -156,7 +163,7 @@ mod test {
fn width() {
let data = Data::new();
let mock = MockWrite::new(data);
let surface = WriteSurface::new(mock, 10, 2);
let surface = WriteSurface::new(mock, 10, 2).unwrap();
assert_eq!(10, surface.width());
}
@ -165,7 +172,7 @@ mod test {
fn height() {
let data = Data::new();
let mock = MockWrite::new(data);
let surface = WriteSurface::new(mock, 5, 8);
let surface = WriteSurface::new(mock, 5, 8).unwrap();
assert_eq!(8, surface.height());
}
@ -175,17 +182,20 @@ mod test {
// Execute
let data = Data::new();
let mock = MockWrite::new(data.clone());
let mut surface = WriteSurface::new(mock, 3, 2);
let mut surface = WriteSurface::new(mock, 3, 2).unwrap();
surface.draw(0, 0, 'A', Color::Green);
surface.draw(1, 0, 'x', Color::Green);
surface.clear(1, 1);
surface.present().unwrap();
drop(surface);
// Recreate expectation
let expected = Data::new();
let mut stream = MockWrite::new(expected.clone());
stream.queue(Hide).unwrap();
stream.queue(MoveTo(0, 0)).unwrap();
stream.queue(SetForegroundColor(Color::Green)).unwrap();
stream.queue(Print('A')).unwrap();
@ -193,7 +203,9 @@ mod test {
stream.queue(MoveTo(1, 1)).unwrap();
stream.queue(SetForegroundColor(Color::Reset)).unwrap();
stream.queue(Print(' ')).unwrap();
stream.queue(MoveTo(0, 0)).unwrap();
stream.flush().unwrap();
stream.queue(Show).unwrap();
stream.queue(Clear(ClearType::Purge)).unwrap();
stream.flush().unwrap();
// Compare