mirror of
https://codeberg.org/unspeaker/tek.git
synced 2025-12-07 04:06:45 +01:00
797 lines
29 KiB
Rust
797 lines
29 KiB
Rust
use crate::*;
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pub struct TransportView<'a, T: TransportViewState>(pub &'a T);
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pub struct PhrasesView<'a, T: PhrasesViewState>(pub &'a T);
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pub struct PhraseView<'a, T: PhraseViewState>(pub &'a T);
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pub trait TransportViewState: ClockApi + PlayheadApi + Send + Sync {
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fn transport_selected (&self) -> TransportFocus;
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fn transport_focused (&self) -> bool;
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fn transport_state (&self) -> Option<TransportState>;
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fn bpm_value (&self) -> f64 {
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self.bpm().get()
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}
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fn sync_value (&self) -> f64 {
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self.sync().get()
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}
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fn format_beat (&self) -> String {
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self.current().format_beat()
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}
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fn format_msu (&self) -> String {
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self.current().usec.format_msu()
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}
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}
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pub trait ArrangerViewState {
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fn arranger_focused (&self) -> bool;
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}
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pub trait PhrasesViewState: Send + Sync {
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fn phrases_focused (&self) -> bool;
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fn entered (&self) -> bool;
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fn phrases (&self) -> Vec<Arc<RwLock<Phrase>>>;
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fn phrase (&self) -> usize;
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fn phrase_mode (&self) -> &Option<PhrasesMode>;
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}
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pub trait PhraseViewState: Send + Sync {
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fn phrase (&self) -> &Option<Arc<RwLock<Phrase>>>;
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fn phrase_focused (&self) -> bool;
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fn phrase_editor_size (&self) -> &Measure<Tui>;
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fn entered (&self) -> bool;
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fn keys (&self) -> &Buffer;
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fn buffer (&self) -> &BigBuffer;
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fn note_len (&self) -> usize;
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fn note_axis (&self) -> &RwLock<FixedAxis<usize>>;
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fn time_axis (&self) -> &RwLock<ScaledAxis<usize>>;
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fn now (&self) -> &Arc<Pulse>;
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fn size (&self) -> &Measure<Tui>;
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}
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impl TransportViewState for TransportTui {
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fn transport_selected (&self) -> TransportFocus {
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self.state.focus
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}
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fn transport_focused (&self) -> bool {
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true
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}
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fn transport_state (&self) -> Option<TransportState> {
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*self.playing().read().unwrap()
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}
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}
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impl TransportViewState for SequencerTui {
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fn transport_selected (&self) -> TransportFocus {
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self.transport.focus
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}
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fn transport_focused (&self) -> bool {
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self.focused() == SequencerFocus::Transport
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}
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fn transport_state (&self) -> Option<TransportState> {
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*self.playing().read().unwrap()
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}
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}
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impl TransportViewState for ArrangerTui {
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fn transport_selected (&self) -> TransportFocus {
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self.transport.focus
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}
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fn transport_focused (&self) -> bool {
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self.focused() == ArrangerFocus::Transport
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}
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fn transport_state (&self) -> Option<TransportState> {
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*self.playing().read().unwrap()
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}
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}
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impl ArrangerViewState for ArrangerTui {
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fn arranger_focused (&self) -> bool {
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self.focused() == ArrangerFocus::Arranger
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}
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}
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impl PhrasesViewState for PhrasesModel {
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fn phrases_focused (&self) -> bool {
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todo!()
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}
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fn entered (&self) -> bool {
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todo!()
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}
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fn phrases (&self) -> Vec<Arc<RwLock<Phrase>>> {
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todo!()
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}
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fn phrase (&self) -> usize {
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todo!()
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}
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fn phrase_mode (&self) -> &Option<PhrasesMode> {
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&self.mode
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}
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}
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impl PhrasesViewState for SequencerTui {
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fn phrases_focused (&self) -> bool {
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todo!()
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}
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fn entered (&self) -> bool {
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todo!()
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}
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fn phrases (&self) -> Vec<Arc<RwLock<Phrase>>> {
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todo!()
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}
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fn phrase (&self) -> usize {
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todo!()
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}
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fn phrase_mode (&self) -> &Option<PhrasesMode> {
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&self.phrases.mode
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}
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}
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impl PhrasesViewState for ArrangerTui {
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fn phrases_focused (&self) -> bool {
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todo!()
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}
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fn entered (&self) -> bool {
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todo!()
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}
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fn phrases (&self) -> Vec<Arc<RwLock<Phrase>>> {
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todo!()
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}
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fn phrase (&self) -> usize {
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todo!()
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}
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fn phrase_mode (&self) -> &Option<PhrasesMode> {
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&self.phrases.mode
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}
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}
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impl PhraseViewState for PhraseEditorModel {
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fn phrase (&self) -> &Option<Arc<RwLock<Phrase>>> {
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&self.phrase
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}
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fn phrase_focused (&self) -> bool {
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self.focused
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}
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fn phrase_editor_size (&self) -> &Measure<Tui> {
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todo!()
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}
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fn entered (&self) -> bool {
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self.entered
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}
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fn keys (&self) -> &Buffer {
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&self.keys
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}
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fn buffer (&self) -> &BigBuffer {
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&self.buffer
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}
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fn note_len (&self) -> usize {
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self.note_len
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}
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fn note_axis (&self) -> &RwLock<FixedAxis<usize>> {
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&self.note_axis
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}
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fn time_axis (&self) -> &RwLock<ScaledAxis<usize>> {
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&self.time_axis
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}
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fn now (&self) -> &Arc<Pulse> {
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&self.now
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}
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fn size (&self) -> &Measure<Tui> {
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&self.size
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}
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}
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impl PhraseViewState for SequencerTui {
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fn phrase (&self) -> &Option<Arc<RwLock<Phrase>>> {
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todo!()
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}
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fn phrase_focused (&self) -> bool {
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todo!()
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}
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fn phrase_editor_size (&self) -> &Measure<Tui> {
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todo!()
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}
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fn entered (&self) -> bool {
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todo!()
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}
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fn keys (&self) -> &Buffer {
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todo!()
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}
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fn buffer (&self) -> &BigBuffer {
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todo!()
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}
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fn note_len (&self) -> usize {
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todo!()
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}
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fn note_axis (&self) -> &RwLock<FixedAxis<usize>> {
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todo!()
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}
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fn time_axis (&self) -> &RwLock<ScaledAxis<usize>> {
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todo!()
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}
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fn now (&self) -> &Arc<Pulse> {
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todo!()
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}
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fn size (&self) -> &Measure<Tui> {
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&self.size
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}
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}
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impl PhraseViewState for ArrangerTui {
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fn phrase (&self) -> &Option<Arc<RwLock<Phrase>>> {
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todo!()
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}
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fn phrase_focused (&self) -> bool {
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todo!()
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}
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fn phrase_editor_size (&self) -> &Measure<Tui> {
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todo!()
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}
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fn entered (&self) -> bool {
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todo!()
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}
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fn keys (&self) -> &Buffer {
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todo!()
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}
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fn buffer (&self) -> &BigBuffer {
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todo!()
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}
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fn note_len (&self) -> usize {
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todo!()
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}
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fn note_axis (&self) -> &RwLock<FixedAxis<usize>> {
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todo!()
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}
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fn time_axis (&self) -> &RwLock<ScaledAxis<usize>> {
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todo!()
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}
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fn now (&self) -> &Arc<Pulse> {
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todo!()
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}
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fn size (&self) -> &Measure<Tui> {
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&self.size
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}
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}
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fn track_widths (tracks: &[ArrangerTrack]) -> Vec<(usize, usize)> {
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let mut widths = vec![];
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let mut total = 0;
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for track in tracks.iter() {
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let width = track.width;
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widths.push((width, total));
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total += width;
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}
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widths.push((0, total));
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widths
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}
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pub fn arranger_content_vertical (
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view: &ArrangerTui,
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factor: usize
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) -> impl Widget<Engine = Tui> + use<'_> {
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let timebase = view.timebase();
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let current = view.current();
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let tracks = view.tracks();
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let scenes = view.scenes();
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let cols = track_widths(tracks);
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let rows = ArrangerScene::ppqs(scenes, factor);
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let bg = view.color;
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let clip_bg = TuiTheme::border_bg();
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let sep_fg = TuiTheme::separator_fg(false);
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let header_h = 3u16;//5u16;
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let scenes_w = 3 + ArrangerScene::longest_name(scenes) as u16; // x of 1st track
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let arrangement = Layers::new(move |add|{
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let rows: &[(usize, usize)] = rows.as_ref();
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let cols: &[(usize, usize)] = cols.as_ref();
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let any_size = |_|Ok(Some([0,0]));
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// column separators
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add(&CustomWidget::new(any_size, move|to: &mut TuiOutput|{
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let style = Some(Style::default().fg(sep_fg));
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Ok(for x in cols.iter().map(|col|col.1) {
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let x = scenes_w + to.area().x() + x as u16;
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for y in to.area().y()..to.area().y2() { to.blit(&"▎", x, y, style); }
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})
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}))?;
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// row separators
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add(&CustomWidget::new(any_size, move|to: &mut TuiOutput|{
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Ok(for y in rows.iter().map(|row|row.1) {
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let y = to.area().y() + (y / PPQ) as u16 + 1;
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if y >= to.buffer.area.height { break }
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for x in to.area().x()..to.area().x2().saturating_sub(2) {
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if x < to.buffer.area.x && y < to.buffer.area.y {
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let cell = to.buffer.get_mut(x, y);
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cell.modifier = Modifier::UNDERLINED;
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cell.underline_color = sep_fg;
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}
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}
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})
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}))?;
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// track titles
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let header = row!((track, w) in tracks.iter().zip(cols.iter().map(|col|col.0))=>{
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// name and width of track
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let name = track.name().read().unwrap();
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let max_w = w.saturating_sub(1).min(name.len()).max(2);
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let name = format!("▎{}", &name[0..max_w]);
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let name = TuiStyle::bold(name, true);
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// beats elapsed
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let elapsed = if let Some((_, Some(phrase))) = track.phrase().as_ref() {
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let length = phrase.read().unwrap().length;
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let elapsed = track.pulses_since_start().unwrap();
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let elapsed = timebase.format_beats_1_short(
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(elapsed as usize % length) as f64
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);
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format!("▎+{elapsed:>}")
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} else {
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String::from("▎")
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};
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// beats until switchover
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let until_next = track.next_phrase().as_ref().map(|(t, _)|{
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let target = t.pulse.get();
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let current = current.pulse.get();
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if target > current {
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let remaining = target - current;
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format!("▎-{:>}", timebase.format_beats_0_short(remaining))
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} else {
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String::new()
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}
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}).unwrap_or(String::from("▎"));
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// name of active MIDI input
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let input = format!("▎>{}", track.midi_ins().get(0)
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.map(|port|port.short_name())
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.transpose()?
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.unwrap_or("(none)".into()));
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// name of active MIDI output
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let output = format!("▎<{}", track.midi_outs().get(0)
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.map(|port|port.short_name())
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.transpose()?
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.unwrap_or("(none)".into()));
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col!(name, /*input, output,*/ until_next, elapsed)
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.min_xy(w as u16, header_h)
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.bg(track.color().rgb)
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.push_x(scenes_w)
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});
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// tracks and scenes
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let content = col!(
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// scenes:
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(scene, pulses) in scenes.iter().zip(rows.iter().map(|row|row.0)) => {
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let height = 1.max((pulses / PPQ) as u16);
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let playing = scene.is_playing(tracks);
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Stack::right(move |add| {
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// scene title:
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add(&row!(
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if playing { "▶ " } else { " " },
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TuiStyle::bold(scene.name.read().unwrap().as_str(), true),
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).fixed_xy(scenes_w, height).bg(scene.color.rgb))?;
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// clip per track:
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Ok(for (track, w) in cols.iter().map(|col|col.0).enumerate() {
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add(&Layers::new(move |add|{
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let mut bg = clip_bg;
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match (tracks.get(track), scene.clips.get(track)) {
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(Some(track), Some(Some(phrase))) => {
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let name = &(phrase as &Arc<RwLock<Phrase>>).read().unwrap().name;
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let name = format!("{}", name);
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let max_w = name.len().min((w as usize).saturating_sub(2));
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let color = phrase.read().unwrap().color;
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add(&name.as_str()[0..max_w].push_x(1).fixed_x(w as u16))?;
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bg = color.dark.rgb;
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if let Some((_, Some(ref playing))) = track.phrase() {
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if *playing.read().unwrap() == *phrase.read().unwrap() {
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bg = color.light.rgb
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}
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};
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},
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_ => {}
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};
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add(&Background(bg))
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}).fixed_xy(w as u16, height))?;
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})
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}).fixed_y(height)
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}
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).fixed_y((view.size.h() as u16).saturating_sub(header_h));
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// full grid with header and footer
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add(&col!(header, content))?;
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// cursor
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add(&CustomWidget::new(any_size, move|to: &mut TuiOutput|{
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let area = to.area();
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let focused = view.arranger_focused();
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let selected = view.selected;
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let get_track_area = |t: usize| [
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scenes_w + area.x() + cols[t].1 as u16, area.y(),
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cols[t].0 as u16, area.h(),
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];
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let get_scene_area = |s: usize| [
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area.x(), header_h + area.y() + (rows[s].1 / PPQ) as u16,
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area.w(), (rows[s].0 / PPQ) as u16
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];
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let get_clip_area = |t: usize, s: usize| [
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scenes_w + area.x() + cols[t].1 as u16,
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header_h + area.y() + (rows[s].1/PPQ) as u16,
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cols[t].0 as u16,
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(rows[s].0 / PPQ) as u16
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];
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let mut track_area: Option<[u16;4]> = None;
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let mut scene_area: Option<[u16;4]> = None;
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let mut clip_area: Option<[u16;4]> = None;
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let area = match selected {
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ArrangerSelection::Mix => area,
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ArrangerSelection::Track(t) => {
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track_area = Some(get_track_area(t));
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area
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},
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ArrangerSelection::Scene(s) => {
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scene_area = Some(get_scene_area(s));
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area
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},
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ArrangerSelection::Clip(t, s) => {
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track_area = Some(get_track_area(t));
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scene_area = Some(get_scene_area(s));
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clip_area = Some(get_clip_area(t, s));
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area
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},
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};
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let bg = TuiTheme::border_bg();
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if let Some([x, y, width, height]) = track_area {
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to.fill_fg([x, y, 1, height], bg);
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to.fill_fg([x + width, y, 1, height], bg);
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}
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if let Some([_, y, _, height]) = scene_area {
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to.fill_ul([area.x(), y - 1, area.w(), 1], bg);
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to.fill_ul([area.x(), y + height - 1, area.w(), 1], bg);
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}
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Ok(if focused {
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to.render_in(if let Some(clip_area) = clip_area { clip_area }
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else if let Some(track_area) = track_area { track_area.clip_h(header_h) }
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else if let Some(scene_area) = scene_area { scene_area.clip_w(scenes_w) }
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else { area.clip_w(scenes_w).clip_h(header_h) }, &CORNERS)?
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})
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}))
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}).bg(bg.rgb);
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let color = TuiTheme::title_fg(view.arranger_focused());
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let size = format!("{}x{}", view.size.w(), view.size.h());
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let lower_right = TuiStyle::fg(size, color).pull_x(1).align_se().fill_xy();
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lay!(arrangement, lower_right)
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}
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pub fn arranger_content_horizontal (
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view: &ArrangerTui,
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) -> impl Widget<Engine = Tui> + use<'_> {
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let focused = view.arranger_focused();
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let _tracks = view.tracks();
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lay!(
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focused.then_some(Background(TuiTheme::border_bg())),
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row!(
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// name
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CustomWidget::new(|_|{todo!()}, |_: &mut TuiOutput|{
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todo!()
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//let Self(tracks, selected) = self;
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//let yellow = Some(Style::default().yellow().bold().not_dim());
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//let white = Some(Style::default().white().bold().not_dim());
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//let area = to.area();
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//let area = [area.x(), area.y(), 3 + 5.max(track_name_max_len(tracks)) as u16, area.h()];
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//let offset = 0; // track scroll offset
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//for y in 0..area.h() {
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//if y == 0 {
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//to.blit(&"Mixer", area.x() + 1, area.y() + y, Some(DIM))?;
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//} else if y % 2 == 0 {
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//let index = (y as usize - 2) / 2 + offset;
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//if let Some(track) = tracks.get(index) {
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//let selected = selected.track() == Some(index);
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//let style = if selected { yellow } else { white };
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//to.blit(&format!(" {index:>02} "), area.x(), area.y() + y, style)?;
|
|
//to.blit(&*track.name.read().unwrap(), area.x() + 4, area.y() + y, style)?;
|
|
//}
|
|
//}
|
|
//}
|
|
//Ok(Some(area))
|
|
}),
|
|
// monitor
|
|
CustomWidget::new(|_|{todo!()}, |_: &mut TuiOutput|{
|
|
todo!()
|
|
//let Self(tracks) = self;
|
|
//let mut area = to.area();
|
|
//let on = Some(Style::default().not_dim().green().bold());
|
|
//let off = Some(DIM);
|
|
//area.x += 1;
|
|
//for y in 0..area.h() {
|
|
//if y == 0 {
|
|
////" MON ".blit(to.buffer, area.x, area.y + y, style2)?;
|
|
//} else if y % 2 == 0 {
|
|
//let index = (y as usize - 2) / 2;
|
|
//if let Some(track) = tracks.get(index) {
|
|
//let style = if track.monitoring { on } else { off };
|
|
//to.blit(&" MON ", area.x(), area.y() + y, style)?;
|
|
//} else {
|
|
//area.height = y;
|
|
//break
|
|
//}
|
|
//}
|
|
//}
|
|
//area.width = 4;
|
|
//Ok(Some(area))
|
|
}),
|
|
// record
|
|
CustomWidget::new(|_|{todo!()}, |_: &mut TuiOutput|{
|
|
todo!()
|
|
//let Self(tracks) = self;
|
|
//let mut area = to.area();
|
|
//let on = Some(Style::default().not_dim().red().bold());
|
|
//let off = Some(Style::default().dim());
|
|
//area.x += 1;
|
|
//for y in 0..area.h() {
|
|
//if y == 0 {
|
|
////" REC ".blit(to.buffer, area.x, area.y + y, style2)?;
|
|
//} else if y % 2 == 0 {
|
|
//let index = (y as usize - 2) / 2;
|
|
//if let Some(track) = tracks.get(index) {
|
|
//let style = if track.recording { on } else { off };
|
|
//to.blit(&" REC ", area.x(), area.y() + y, style)?;
|
|
//} else {
|
|
//area.height = y;
|
|
//break
|
|
//}
|
|
//}
|
|
//}
|
|
//area.width = 4;
|
|
//Ok(Some(area))
|
|
}),
|
|
// overdub
|
|
CustomWidget::new(|_|{todo!()}, |_: &mut TuiOutput|{
|
|
todo!()
|
|
//let Self(tracks) = self;
|
|
//let mut area = to.area();
|
|
//let on = Some(Style::default().not_dim().yellow().bold());
|
|
//let off = Some(Style::default().dim());
|
|
//area.x = area.x + 1;
|
|
//for y in 0..area.h() {
|
|
//if y == 0 {
|
|
////" OVR ".blit(to.buffer, area.x, area.y + y, style2)?;
|
|
//} else if y % 2 == 0 {
|
|
//let index = (y as usize - 2) / 2;
|
|
//if let Some(track) = tracks.get(index) {
|
|
//to.blit(&" OVR ", area.x(), area.y() + y, if track.overdub {
|
|
//on
|
|
//} else {
|
|
//off
|
|
//})?;
|
|
//} else {
|
|
//area.height = y;
|
|
//break
|
|
//}
|
|
//}
|
|
//}
|
|
//area.width = 4;
|
|
//Ok(Some(area))
|
|
}),
|
|
// erase
|
|
CustomWidget::new(|_|{todo!()}, |_: &mut TuiOutput|{
|
|
todo!()
|
|
//let Self(tracks) = self;
|
|
//let mut area = to.area();
|
|
//let off = Some(Style::default().dim());
|
|
//area.x = area.x + 1;
|
|
//for y in 0..area.h() {
|
|
//if y == 0 {
|
|
////" DEL ".blit(to.buffer, area.x, area.y + y, style2)?;
|
|
//} else if y % 2 == 0 {
|
|
//let index = (y as usize - 2) / 2;
|
|
//if let Some(_) = tracks.get(index) {
|
|
//to.blit(&" DEL ", area.x(), area.y() + y, off)?;
|
|
//} else {
|
|
//area.height = y;
|
|
//break
|
|
//}
|
|
//}
|
|
//}
|
|
//area.width = 4;
|
|
//Ok(Some(area))
|
|
}),
|
|
// gain
|
|
CustomWidget::new(|_|{todo!()}, |_: &mut TuiOutput|{
|
|
todo!()
|
|
//let Self(tracks) = self;
|
|
//let mut area = to.area();
|
|
//let off = Some(Style::default().dim());
|
|
//area.x = area.x() + 1;
|
|
//for y in 0..area.h() {
|
|
//if y == 0 {
|
|
////" GAIN ".blit(to.buffer, area.x, area.y + y, style2)?;
|
|
//} else if y % 2 == 0 {
|
|
//let index = (y as usize - 2) / 2;
|
|
//if let Some(_) = tracks.get(index) {
|
|
//to.blit(&" +0.0 ", area.x(), area.y() + y, off)?;
|
|
//} else {
|
|
//area.height = y;
|
|
//break
|
|
//}
|
|
//}
|
|
//}
|
|
//area.width = 7;
|
|
//Ok(Some(area))
|
|
}),
|
|
// scenes
|
|
CustomWidget::new(|_|{todo!()}, |to: &mut TuiOutput|{
|
|
let [x, y, _, height] = to.area();
|
|
let mut x2 = 0;
|
|
Ok(for (scene_index, scene) in view.scenes().iter().enumerate() {
|
|
let active_scene = view.selected.scene() == Some(scene_index);
|
|
let sep = Some(if active_scene {
|
|
Style::default().yellow().not_dim()
|
|
} else {
|
|
Style::default().dim()
|
|
});
|
|
for y in y+1..y+height {
|
|
to.blit(&"│", x + x2, y, sep);
|
|
}
|
|
let name = scene.name.read().unwrap();
|
|
let mut x3 = name.len() as u16;
|
|
to.blit(&*name, x + x2, y, sep);
|
|
for (i, clip) in scene.clips.iter().enumerate() {
|
|
let active_track = view.selected.track() == Some(i);
|
|
if let Some(clip) = clip {
|
|
let y2 = y + 2 + i as u16 * 2;
|
|
let label = format!("{}", clip.read().unwrap().name);
|
|
to.blit(&label, x + x2, y2, Some(if active_track && active_scene {
|
|
Style::default().not_dim().yellow().bold()
|
|
} else {
|
|
Style::default().not_dim()
|
|
}));
|
|
x3 = x3.max(label.len() as u16)
|
|
}
|
|
}
|
|
x2 = x2 + x3 + 1;
|
|
})
|
|
}),
|
|
)
|
|
)
|
|
}
|
|
|
|
/// Colors of piano keys
|
|
const KEY_COLORS: [(Color, Color);6] = [
|
|
(Color::Rgb(255, 255, 255), Color::Rgb(255, 255, 255)),
|
|
(Color::Rgb(0, 0, 0), Color::Rgb(255, 255, 255)),
|
|
(Color::Rgb(0, 0, 0), Color::Rgb(255, 255, 255)),
|
|
(Color::Rgb(0, 0, 0), Color::Rgb(255, 255, 255)),
|
|
(Color::Rgb(255, 255, 255), Color::Rgb(0, 0, 0)),
|
|
(Color::Rgb(255, 255, 255), Color::Rgb(0, 0, 0)),
|
|
];
|
|
|
|
pub(crate) fn keys_vert () -> Buffer {
|
|
let area = [0, 0, 5, 64];
|
|
let mut buffer = Buffer::empty(Rect {
|
|
x: area.x(), y: area.y(), width: area.w(), height: area.h()
|
|
});
|
|
buffer_update(&mut buffer, area, &|cell, x, y| {
|
|
let y = 63 - y;
|
|
match x {
|
|
0 => {
|
|
cell.set_char('▀');
|
|
let (fg, bg) = KEY_COLORS[((6 - y % 6) % 6) as usize];
|
|
cell.set_fg(fg);
|
|
cell.set_bg(bg);
|
|
},
|
|
1 => {
|
|
cell.set_char('▀');
|
|
cell.set_fg(Color::White);
|
|
cell.set_bg(Color::White);
|
|
},
|
|
2 => if y % 6 == 0 {
|
|
cell.set_char('C');
|
|
},
|
|
3 => if y % 6 == 0 {
|
|
cell.set_symbol(NTH_OCTAVE[(y / 6) as usize]);
|
|
},
|
|
_ => {}
|
|
}
|
|
});
|
|
buffer
|
|
}
|
|
|
|
const NTH_OCTAVE: [&'static str; 11] = [
|
|
"-2", "-1", "0", "1", "2", "3", "4", "5", "6", "7", "8",
|
|
];
|
|
|
|
impl PhraseEditorModel {
|
|
pub fn put (&mut self) {
|
|
if let (Some(phrase), Some(time), Some(note)) = (
|
|
&self.phrase,
|
|
self.time_axis.read().unwrap().point,
|
|
self.note_axis.read().unwrap().point,
|
|
) {
|
|
let mut phrase = phrase.write().unwrap();
|
|
let key: u7 = u7::from((127 - note) as u8);
|
|
let vel: u7 = 100.into();
|
|
let start = time;
|
|
let end = (start + self.note_len) % phrase.length;
|
|
phrase.notes[time].push(MidiMessage::NoteOn { key, vel });
|
|
phrase.notes[end].push(MidiMessage::NoteOff { key, vel });
|
|
self.buffer = Self::redraw(&phrase);
|
|
}
|
|
}
|
|
/// Select which pattern to display. This pre-renders it to the buffer at full resolution.
|
|
pub fn show (&mut self, phrase: Option<&Arc<RwLock<Phrase>>>) {
|
|
if let Some(phrase) = phrase {
|
|
self.phrase = Some(phrase.clone());
|
|
self.time_axis.write().unwrap().clamp = Some(phrase.read().unwrap().length);
|
|
self.buffer = Self::redraw(&*phrase.read().unwrap());
|
|
} else {
|
|
self.phrase = None;
|
|
self.time_axis.write().unwrap().clamp = Some(0);
|
|
self.buffer = Default::default();
|
|
}
|
|
}
|
|
fn redraw (phrase: &Phrase) -> BigBuffer {
|
|
let mut buf = BigBuffer::new(usize::MAX.min(phrase.length), 65);
|
|
Self::fill_seq_bg(&mut buf, phrase.length, phrase.ppq);
|
|
Self::fill_seq_fg(&mut buf, &phrase);
|
|
buf
|
|
}
|
|
fn fill_seq_bg (buf: &mut BigBuffer, length: usize, ppq: usize) {
|
|
for x in 0..buf.width {
|
|
// Only fill as far as phrase length
|
|
if x as usize >= length { break }
|
|
// Fill each row with background characters
|
|
for y in 0 .. buf.height {
|
|
buf.get_mut(x, y).map(|cell|{
|
|
cell.set_char(if ppq == 0 {
|
|
'·'
|
|
} else if x % (4 * ppq) == 0 {
|
|
'│'
|
|
} else if x % ppq == 0 {
|
|
'╎'
|
|
} else {
|
|
'·'
|
|
});
|
|
cell.set_fg(Color::Rgb(48, 64, 56));
|
|
cell.modifier = Modifier::DIM;
|
|
});
|
|
}
|
|
}
|
|
}
|
|
fn fill_seq_fg (buf: &mut BigBuffer, phrase: &Phrase) {
|
|
let mut notes_on = [false;128];
|
|
for x in 0..buf.width {
|
|
if x as usize >= phrase.length {
|
|
break
|
|
}
|
|
if let Some(notes) = phrase.notes.get(x as usize) {
|
|
if phrase.percussive {
|
|
for note in notes {
|
|
match note {
|
|
MidiMessage::NoteOn { key, .. } =>
|
|
notes_on[key.as_int() as usize] = true,
|
|
_ => {}
|
|
}
|
|
}
|
|
} else {
|
|
for note in notes {
|
|
match note {
|
|
MidiMessage::NoteOn { key, .. } =>
|
|
notes_on[key.as_int() as usize] = true,
|
|
MidiMessage::NoteOff { key, .. } =>
|
|
notes_on[key.as_int() as usize] = false,
|
|
_ => {}
|
|
}
|
|
}
|
|
}
|
|
for y in 0..buf.height {
|
|
if y >= 64 {
|
|
break
|
|
}
|
|
if let Some(block) = half_block(
|
|
notes_on[y as usize * 2],
|
|
notes_on[y as usize * 2 + 1],
|
|
) {
|
|
buf.get_mut(x, y).map(|cell|{
|
|
cell.set_char(block);
|
|
cell.set_fg(Color::White);
|
|
});
|
|
}
|
|
}
|
|
if phrase.percussive {
|
|
notes_on.fill(false);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|