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editor: move to device crate

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🪞👃🪞 2025-05-10 21:21:12 +03:00
parent 7f255eaea8
commit 4127c141cc
12 changed files with 534 additions and 510 deletions
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350
crates/app/src/view.rs
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@ -927,353 +927,3 @@ content!(TuiOut: |self: ClipLength| {
Some(Tick) => row!(" ", bars(), ".", beats(), "[", ticks()),
}
});
/// A clip, rendered as a horizontal piano roll.
#[derive(Clone)]
pub struct PianoHorizontal {
pub clip: Option<Arc<RwLock<MidiClip>>>,
/// Buffer where the whole clip is rerendered on change
pub buffer: Arc<RwLock<BigBuffer>>,
/// Size of actual notes area
pub size: Measure<TuiOut>,
/// The display window
pub range: MidiRangeModel,
/// The note cursor
pub point: MidiPointModel,
/// The highlight color palette
pub color: ItemTheme,
/// Width of the keyboard
pub keys_width: u16,
}
impl PianoHorizontal {
pub fn new (clip: Option<&Arc<RwLock<MidiClip>>>) -> Self {
let size = Measure::new();
let mut range = MidiRangeModel::from((12, true));
range.time_axis = size.x.clone();
range.note_axis = size.y.clone();
let piano = Self {
keys_width: 5,
size,
range,
buffer: RwLock::new(Default::default()).into(),
point: MidiPointModel::default(),
clip: clip.cloned(),
color: clip.as_ref().map(|p|p.read().unwrap().color).unwrap_or(ItemTheme::G[64]),
};
piano.redraw();
piano
}
}
pub(crate) fn note_y_iter (note_lo: usize, note_hi: usize, y0: u16)
-> impl Iterator<Item=(usize, u16, usize)>
{
(note_lo..=note_hi).rev().enumerate().map(move|(y, n)|(y, y0 + y as u16, n))
}
content!(TuiOut:|self: PianoHorizontal| Tui::bg(Tui::g(40), Bsp::s(
Bsp::e(
Fixed::x(5, format!("{}x{}", self.size.w(), self.size.h())),
self.timeline()
),
Bsp::e(
self.keys(),
self.size.of(Tui::bg(Tui::g(32), Bsp::b(
Fill::xy(self.notes()),
Fill::xy(self.cursor()),
)))
),
)));
impl PianoHorizontal {
/// Draw the piano roll background.
///
/// This mode uses full blocks on note on and half blocks on legato: █▄ █▄ █▄
fn draw_bg (buf: &mut BigBuffer, clip: &MidiClip, zoom: usize, note_len: usize) {
for (y, note) in (0..=127).rev().enumerate() {
for (x, time) in (0..buf.width).map(|x|(x, x*zoom)) {
let cell = buf.get_mut(x, y).unwrap();
cell.set_bg(clip.color.darkest.rgb);
if time % 384 == 0 {
cell.set_fg(clip.color.darker.rgb);
cell.set_char('│');
} else if time % 96 == 0 {
cell.set_fg(clip.color.dark.rgb);
cell.set_char('╎');
} else if time % note_len == 0 {
cell.set_fg(clip.color.darker.rgb);
cell.set_char('┊');
} else if (127 - note) % 12 == 0 {
cell.set_fg(clip.color.darker.rgb);
cell.set_char('=');
} else if (127 - note) % 6 == 0 {
cell.set_fg(clip.color.darker.rgb);
cell.set_char('—');
} else {
cell.set_fg(clip.color.darker.rgb);
cell.set_char('·');
}
}
}
}
/// Draw the piano roll foreground.
///
/// This mode uses full blocks on note on and half blocks on legato: █▄ █▄ █▄
fn draw_fg (buf: &mut BigBuffer, clip: &MidiClip, zoom: usize) {
let style = Style::default().fg(clip.color.base.rgb);//.bg(Rgb(0, 0, 0));
let mut notes_on = [false;128];
for (x, time_start) in (0..clip.length).step_by(zoom).enumerate() {
for (_y, note) in (0..=127).rev().enumerate() {
if let Some(cell) = buf.get_mut(x, note) {
if notes_on[note] {
cell.set_char('▂');
cell.set_style(style);
}
}
}
let time_end = time_start + zoom;
for time in time_start..time_end.min(clip.length) {
for event in clip.notes[time].iter() {
match event {
MidiMessage::NoteOn { key, .. } => {
let note = key.as_int() as usize;
if let Some(cell) = buf.get_mut(x, note) {
cell.set_char('█');
cell.set_style(style);
}
notes_on[note] = true
},
MidiMessage::NoteOff { key, .. } => {
notes_on[key.as_int() as usize] = false
},
_ => {}
}
}
}
}
}
fn notes (&self) -> impl Content<TuiOut> {
let time_start = self.get_time_start();
let note_lo = self.get_note_lo();
let note_hi = self.get_note_hi();
let buffer = self.buffer.clone();
ThunkRender::new(move|to: &mut TuiOut|{
let source = buffer.read().unwrap();
let [x0, y0, w, _h] = to.area().xywh();
//if h as usize != note_axis {
//panic!("area height mismatch: {h} <> {note_axis}");
//}
for (area_x, screen_x) in (x0..x0+w).enumerate() {
for (area_y, screen_y, _note) in note_y_iter(note_lo, note_hi, y0) {
let source_x = time_start + area_x;
let source_y = note_hi - area_y;
// TODO: enable loop rollover:
//let source_x = (time_start + area_x) % source.width.max(1);
//let source_y = (note_hi - area_y) % source.height.max(1);
let is_in_x = source_x < source.width;
let is_in_y = source_y < source.height;
if is_in_x && is_in_y {
if let Some(source_cell) = source.get(source_x, source_y) {
if let Some(cell) = to.buffer.cell_mut(ratatui::prelude::Position::from((screen_x, screen_y))) {
*cell = source_cell.clone();
}
}
}
}
}
})
}
fn cursor (&self) -> impl Content<TuiOut> {
let note_hi = self.get_note_hi();
let note_lo = self.get_note_lo();
let note_pos = self.get_note_pos();
let note_len = self.get_note_len();
let time_pos = self.get_time_pos();
let time_start = self.get_time_start();
let time_zoom = self.get_time_zoom();
let style = Some(Style::default().fg(self.color.lightest.rgb));
ThunkRender::new(move|to: &mut TuiOut|{
let [x0, y0, w, _] = to.area().xywh();
for (_area_y, screen_y, note) in note_y_iter(note_lo, note_hi, y0) {
if note == note_pos {
for x in 0..w {
let screen_x = x0 + x;
let time_1 = time_start + x as usize * time_zoom;
let time_2 = time_1 + time_zoom;
if time_1 <= time_pos && time_pos < time_2 {
to.blit(&"█", screen_x, screen_y, style);
let tail = note_len as u16 / time_zoom as u16;
for x_tail in (screen_x + 1)..(screen_x + tail) {
to.blit(&"▂", x_tail, screen_y, style);
}
break
}
}
break
}
}
})
}
fn keys (&self) -> impl Content<TuiOut> {
let state = self;
let color = state.color;
let note_lo = state.get_note_lo();
let note_hi = state.get_note_hi();
let note_pos = state.get_note_pos();
let key_style = Some(Style::default().fg(Rgb(192, 192, 192)).bg(Rgb(0, 0, 0)));
let off_style = Some(Style::default().fg(Tui::g(255)));
let on_style = Some(Style::default().fg(Rgb(255,0,0)).bg(color.base.rgb).bold());
Fill::y(Fixed::x(self.keys_width, ThunkRender::new(move|to: &mut TuiOut|{
let [x, y0, _w, _h] = to.area().xywh();
for (_area_y, screen_y, note) in note_y_iter(note_lo, note_hi, y0) {
to.blit(&to_key(note), x, screen_y, key_style);
if note > 127 {
continue
}
if note == note_pos {
to.blit(&format!("{:<5}", Note::pitch_to_name(note)), x, screen_y, on_style)
} else {
to.blit(&Note::pitch_to_name(note), x, screen_y, off_style)
};
}
})))
}
fn timeline (&self) -> impl Content<TuiOut> + '_ {
Fill::x(Fixed::y(1, ThunkRender::new(move|to: &mut TuiOut|{
let [x, y, w, _h] = to.area();
let style = Some(Style::default().dim());
let length = self.clip.as_ref().map(|p|p.read().unwrap().length).unwrap_or(1);
for (area_x, screen_x) in (0..w).map(|d|(d, d+x)) {
let t = area_x as usize * self.time_zoom().get();
if t < length {
to.blit(&"|", screen_x, y, style);
}
}
})))
}
}
has_size!(<TuiOut>|self:PianoHorizontal|&self.size);
impl TimeRange for PianoHorizontal {
fn time_len (&self) -> &AtomicUsize { self.range.time_len() }
fn time_zoom (&self) -> &AtomicUsize { self.range.time_zoom() }
fn time_lock (&self) -> &AtomicBool { self.range.time_lock() }
fn time_start (&self) -> &AtomicUsize { self.range.time_start() }
fn time_axis (&self) -> &AtomicUsize { self.range.time_axis() }
}
impl NoteRange for PianoHorizontal {
fn note_lo (&self) -> &AtomicUsize { self.range.note_lo() }
fn note_axis (&self) -> &AtomicUsize { self.range.note_axis() }
}
impl NotePoint for PianoHorizontal {
fn note_len (&self) -> &AtomicUsize { self.point.note_len() }
fn note_pos (&self) -> &AtomicUsize { self.point.note_pos() }
}
impl TimePoint for PianoHorizontal {
fn time_pos (&self) -> &AtomicUsize { self.point.time_pos() }
}
impl MidiViewer for PianoHorizontal {
fn clip (&self) -> &Option<Arc<RwLock<MidiClip>>> {
&self.clip
}
fn clip_mut (&mut self) -> &mut Option<Arc<RwLock<MidiClip>>> {
&mut self.clip
}
/// Determine the required space to render the clip.
fn buffer_size (&self, clip: &MidiClip) -> (usize, usize) {
(clip.length / self.range.time_zoom().get(), 128)
}
fn redraw (&self) {
*self.buffer.write().unwrap() = if let Some(clip) = self.clip.as_ref() {
let clip = clip.read().unwrap();
let buf_size = self.buffer_size(&clip);
let mut buffer = BigBuffer::from(buf_size);
let note_len = self.get_note_len();
let time_zoom = self.get_time_zoom();
self.time_len().set(clip.length);
PianoHorizontal::draw_bg(&mut buffer, &clip, time_zoom, note_len);
PianoHorizontal::draw_fg(&mut buffer, &clip, time_zoom);
buffer
} else {
Default::default()
}
}
fn set_clip (&mut self, clip: Option<&Arc<RwLock<MidiClip>>>) {
*self.clip_mut() = clip.cloned();
self.color = clip.map(|p|p.read().unwrap().color)
.unwrap_or(ItemTheme::G[64]);
self.redraw();
}
}
impl std::fmt::Debug for PianoHorizontal {
fn fmt (&self, f: &mut std::fmt::Formatter<'_>) -> std::result::Result<(), std::fmt::Error> {
let buffer = self.buffer.read().unwrap();
f.debug_struct("PianoHorizontal")
.field("time_zoom", &self.range.time_zoom)
.field("buffer", &format!("{}x{}", buffer.width, buffer.height))
.finish()
}
}
// Update sequencer playhead indicator
//self.now().set(0.);
//if let Some((ref started_at, Some(ref playing))) = self.sequencer.play_clip {
//let clip = clip.read().unwrap();
//if *playing.read().unwrap() == *clip {
//let pulse = self.current().pulse.get();
//let start = started_at.pulse.get();
//let now = (pulse - start) % clip.length as f64;
//self.now().set(now);
//}
//}
fn to_key (note: usize) -> &'static str {
match note % 12 {
11 | 9 | 7 | 5 | 4 | 2 | 0 => "████▌",
10 | 8 | 6 | 3 | 1 => " ",
_ => unreachable!(),
}
}
pub struct OctaveVertical {
on: [bool; 12],
colors: [Color; 3]
}
impl Default for OctaveVertical {
fn default () -> Self {
Self {
on: [false; 12],
colors: [Rgb(255,255,255), Rgb(0,0,0), Rgb(255,0,0)]
}
}
}
impl OctaveVertical {
fn color (&self, pitch: usize) -> Color {
let pitch = pitch % 12;
self.colors[if self.on[pitch] { 2 } else {
match pitch { 0 | 2 | 4 | 5 | 6 | 8 | 10 => 0, _ => 1 }
}]
}
}
impl Content<TuiOut> for OctaveVertical {
fn content (&self) -> impl Render<TuiOut> {
row!(
Tui::fg_bg(self.color(0), self.color(1), "▙"),
Tui::fg_bg(self.color(2), self.color(3), "▙"),
Tui::fg_bg(self.color(4), self.color(5), "▌"),
Tui::fg_bg(self.color(6), self.color(7), "▟"),
Tui::fg_bg(self.color(8), self.color(9), "▟"),
Tui::fg_bg(self.color(10), self.color(11), "▟"),
)
}
}