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layout (no-draw) mode for tui

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facile pop culture reference 2026-08-01 21:25:29 +03:00
parent a27dacff93
commit 64c83b5460
4 changed files with 167 additions and 105 deletions
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90
src/term/scroll.rs
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@ -7,58 +7,64 @@ pub const ICON_DEC_H: &[char] = &[' ', '🞀', ' '];
pub const ICON_INC_H: &[char] = &[' ', '🞂', ' '];
pub fn x_scroll () -> impl Draw<Tui> {
draw(|Tui(buf, XYWH(x1, y1, w, _h)): &mut Tui|{
let x2 = *x1 + *w;
for (i, x) in (*x1..=x2).enumerate() {
if let Some(cell) = buf.cell_mut(Position::from((x, *y1))) {
if i < (ICON_DEC_H.len()) {
cell.set_fg(Rgb(255, 255, 255));
cell.set_bg(Rgb(0, 0, 0));
cell.set_char(ICON_DEC_H[i as usize]);
} else if i > (*w as usize - ICON_INC_H.len()) {
cell.set_fg(Rgb(255, 255, 255));
cell.set_bg(Rgb(0, 0, 0));
cell.set_char(ICON_INC_H[*w as usize - i]);
} else if false {
cell.set_fg(Rgb(255, 255, 255));
cell.set_bg(Reset);
cell.set_char('━');
} else {
cell.set_fg(Rgb(0, 0, 0));
cell.set_bg(Reset);
cell.set_char('╌');
draw(|to: &mut Tui|{
let XYWH(x1, y1, w, _h) = to.area();
let x2 = x1 + w;
for (i, x) in (x1..=x2).enumerate() {
if let Tui::Draw(buf, ..) = to {
if let Some(cell) = buf.cell_mut(Position::from((x, y1))) {
if i < (ICON_DEC_H.len()) {
cell.set_fg(Rgb(255, 255, 255));
cell.set_bg(Rgb(0, 0, 0));
cell.set_char(ICON_DEC_H[i as usize]);
} else if i > (w as usize - ICON_INC_H.len()) {
cell.set_fg(Rgb(255, 255, 255));
cell.set_bg(Rgb(0, 0, 0));
cell.set_char(ICON_INC_H[w as usize - i]);
} else if false {
cell.set_fg(Rgb(255, 255, 255));
cell.set_bg(Reset);
cell.set_char('━');
} else {
cell.set_fg(Rgb(0, 0, 0));
cell.set_bg(Reset);
cell.set_char('╌');
}
}
}
}
Ok(Some(XYWH(*x1, *y1, *w, 1)))
Ok(Some(XYWH(x1, y1, w, 1)))
})
}
pub fn y_scroll () -> impl Draw<Tui> {
draw(|Tui(buf, XYWH(x1, y1, _w, h)): &mut Tui|{
let y2 = *y1 + *h;
for (i, y) in (*y1..=y2).enumerate() {
if let Some(cell) = buf.cell_mut(Position::from((*x1, y))) {
if (i as usize) < (ICON_DEC_V.len()) {
cell.set_fg(Rgb(255, 255, 255));
cell.set_bg(Rgb(0, 0, 0));
cell.set_char(ICON_DEC_V[i as usize]);
} else if (i as usize) > (*h as usize - ICON_INC_V.len()) {
cell.set_fg(Rgb(255, 255, 255));
cell.set_bg(Rgb(0, 0, 0));
cell.set_char(ICON_INC_V[*h as usize - i]);
} else if false {
cell.set_fg(Rgb(255, 255, 255));
cell.set_bg(Reset);
cell.set_char('‖'); // ━
} else {
cell.set_fg(Rgb(0, 0, 0));
cell.set_bg(Reset);
cell.set_char('╎'); // ━
draw(|to: &mut Tui|{
let XYWH(x1, y1, _w, h) = to.area();
let y2 = y1 + h;
for (i, y) in (y1..=y2).enumerate() {
if let Tui::Draw(buf, ..) = to {
if let Some(cell) = buf.cell_mut(Position::from((x1, y))) {
if (i as usize) < (ICON_DEC_V.len()) {
cell.set_fg(Rgb(255, 255, 255));
cell.set_bg(Rgb(0, 0, 0));
cell.set_char(ICON_DEC_V[i as usize]);
} else if (i as usize) > (h as usize - ICON_INC_V.len()) {
cell.set_fg(Rgb(255, 255, 255));
cell.set_bg(Rgb(0, 0, 0));
cell.set_char(ICON_INC_V[h as usize - i]);
} else if false {
cell.set_fg(Rgb(255, 255, 255));
cell.set_bg(Reset);
cell.set_char('‖'); // ━
} else {
cell.set_fg(Rgb(0, 0, 0));
cell.set_bg(Reset);
cell.set_char('╎'); // ━
}
}
}
}
Ok(Some(XYWH(*x1, *y1, 1, *h)))
Ok(Some(XYWH(x1, y1, 1, h)))
})
}