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notcurses/rust/examples/issue-1832.rs

49 lines
1.1 KiB
Rust

//! https://github.com/dankamongmen/notcurses/issues/1832
use libnotcurses_sys::*;
const W: u32 = 32;
const H: u32 = 32;
fn main() -> NcResult<()> {
let mut nc = Nc::new()?;
// create a white rectangle visual for the background
let buffer1 = vec![255; H as usize * W as usize * 3];
let mut bg_plane = NcPlane::new(&mut nc, 0, 0, H, W)?;
let v = NcVisual::from_rgb_packed(buffer1.as_slice(), H, W * 3, W, 255)?;
let vo = NcVisualOptions::with_plane(
&mut bg_plane,
NCSCALE_NONE,
0,
0,
0,
0,
0,
0,
NCBLIT_PIXEL,
0,
0,
);
// create a blue plane for the foreground
let fg_plane = NcPlane::new_bound(&mut bg_plane, 1, 1, 2, 16)?;
fg_plane.set_base(" ", 0, NcChannels::from_rgb(0x88aa00, 0x222288))?;
let mut counter = 0;
for _ in 0..3 {
let _ = fg_plane.putstr_yx(0, 0, &format!["counter: {}", &counter]);
counter += 1;
v.render(nc, &vo)?;
bg_plane.render()?;
bg_plane.rasterize()?;
sleep![1];
}
v.destroy();
bg_plane.destroy()?;
nc.stop()?;
Ok(())
}