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7 changed files with 107 additions and 71 deletions
281
src/device/chain/mod.rs
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281
src/device/chain/mod.rs
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@ -0,0 +1,281 @@
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mod plugin;
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pub use self::plugin::*;
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mod sampler;
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pub use self::sampler::*;
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use crate::prelude::*;
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pub struct Chain {
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pub name: String,
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pub focused: bool,
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pub focus: usize,
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pub items: Vec<Box<dyn Device>>,
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pub view: ChainView
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}
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pub enum ChainView {
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Hidden,
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Compact,
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Row,
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Column,
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}
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impl Chain {
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pub fn new (name: &str, items: Option<Vec<Box<dyn Device>>>) -> Result<DynamicDevice<Self>, Box<dyn Error>> {
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Ok(DynamicDevice::new(render, handle, process, Self {
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name: name.into(),
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focused: false,
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focus: 0,
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items: items.unwrap_or_else(||vec![]),
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view: ChainView::Column
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}))
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}
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}
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impl PortList for Chain {
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fn midi_ins (&self) -> Usually<Vec<String>> {
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if let Some(device) = self.items.get(0) {
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device.midi_ins()
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} else {
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Ok(vec![])
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}
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}
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fn audio_outs (&self) -> Usually<Vec<String>> {
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if let Some(device) = self.items.get(self.items.len().saturating_sub(1)) {
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device.audio_outs()
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} else {
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Ok(vec![])
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}
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}
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}
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pub fn process (_: &mut Chain, _: &Client, _: &ProcessScope) -> Control {
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Control::Continue
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}
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pub fn render (state: &Chain, buf: &mut Buffer, area: Rect)
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-> Usually<Rect>
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{
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let Rect { mut x, mut y, width, height } = area;
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let selected = Some(if state.focused {
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Style::default().green().not_dim()
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} else {
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Style::default().green().dim()
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});
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Ok(match state.view {
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ChainView::Hidden => Rect { x, y, width: 0, height: 0 },
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ChainView::Compact => {
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let area = Rect { x, y, width: (state.name.len() + 4) as u16, height: 3 };
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buf.set_string(area.x + 2, area.y + 1, &state.name, Style::default());
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draw_box_styled(buf, area, selected)
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},
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ChainView::Row => {
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let (area, areas) = Row::draw(buf, area, &state.items, 0)?;
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draw_box_styled(buf, area, selected)
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},
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ChainView::Column => {
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draw_as_column(state, buf, area, selected)?
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},
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})
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//let area = Rect { x, y, width: 40, height: 30 };
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//let mut y = area.y;
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//buf.set_string(area.x, y, "│", Style::default().black());
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//buf.set_string(area.x + area.width - 1, y, "│", Style::default().black());
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//buf.set_string(area.x + 2, y, "Input...", Style::default().dim());
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//let mut x = 0u16;
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//for (i, device) in state.items.iter().enumerate() {
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//let result = device.render(buf, Rect {
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//x: area.x,
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//y,
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//width: area.width,
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//height: 21//area.height.saturating_sub(y)
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//})?;
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//if i == state.focus {
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//if state.focused {
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//draw_box_styled(buf, result, Some(Style::default().green().not_dim()))
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//} else {
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//draw_box_styled_dotted(buf, result, Some(Style::default().green().dim()))
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//};
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//};
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////let result = Rect { x: 0, y: 0, width: result.width, height: 21 };
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//x = x.max(result.width);
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//y = y + result.height;
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////y = y + 1;
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//buf.set_string(area.x, y, "│", Style::default().black());
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//buf.set_string(area.x + area.width - 1, y, "│", Style::default().black());
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//buf.set_string(area.x + 2, y, " Patch in ┐ │ └ Patch out", Style::default().dim());
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//y = y + 1;
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////buf.set_string(area.x, y, format!("{y}---BOT---"), Style::default().red());
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////buf.set_string(area.x + area.width - 1, area.y + 1, "│", Style::default().black());
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////buf.set_string(area.x + 2, y, "Patch...", Style::default().dim());
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//}
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//Ok(draw_box(buf, Rect {
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//x: area.x,
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//y: area.y,
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//width: area.width,
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//height: y - area.y,
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//}))
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}
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pub fn draw_as_row (
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state: &Chain, buf: &mut Buffer, area: Rect, selected: Option<Style>
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) -> Usually<(Rect, Vec<Rect>)> {
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let Rect { mut x, mut y, width, height } = area;
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x = x + 1;
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let mut h = 0u16;
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let mut frames = vec![];
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for (i, device) in state.items.iter().enumerate() {
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let mut x2 = 1u16;
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let mut y2 = 1u16;
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for port in device.midi_ins()?.iter() {
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port.blit(buf, x, y + y2, Some(Style::default()));
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x2 = x2.max(port.len() as u16);
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y2 = y2 + 1;
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}
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for port in device.audio_ins()?.iter() {
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port.blit(buf, x, y + y2, Some(Style::default()));
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x2 = x2.max(port.len() as u16);
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y2 = y2 + 1;
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}
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let width = width.saturating_sub(x).saturating_sub(x2);
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let frame = device.render(buf, Rect { x: x + x2, y, width, height })?;
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let mut y2 = 1u16;
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for port in device.midi_outs()?.iter() {
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port.blit(buf, x + x2 + frame.width, y + y2, Some(Style::default()));
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x2 = x2.max(port.len() as u16);
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y2 = y2 + 1;
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}
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for port in device.audio_outs()?.iter() {
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port.blit(buf, x + x2 + frame.width, y + y2, Some(Style::default()));
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x2 = x2.max(port.len() as u16);
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y2 = y2 + 1;
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}
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frames.push(frame);
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h = h.max(frame.height);
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x = x + frame.width;
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}
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Ok((area, frames))
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}
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pub fn draw_as_column (
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state: &Chain, buf: &mut Buffer, area: Rect, selected: Option<Style>
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) -> Usually<Rect> {
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let Rect { mut x, mut y, width, height } = area;
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//let (area, areas) = Column::draw(buf, area, &state.items, 0)?;
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let mut w = 0u16;
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let mut y = area.y;
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let mut frames = vec![];
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for (i, device) in state.items.iter().enumerate() {
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let midi_ins = device.midi_ins()?;
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let midi_outs = device.midi_outs()?;
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let audio_ins = device.audio_ins()?;
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let audio_outs = device.audio_outs()?;
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y = y + midi_ins.len() as u16;
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let frame = device.render(buf, Rect {
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x, y, width, height: height.saturating_sub(y)
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})?;
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frames.push(frame);
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w = w.max(frame.width);
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y = y - midi_ins.len() as u16;
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for port in midi_ins.iter() {
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buf.set_string(x + frame.width - 10, y,
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&format!(" <i> MIDI {port} "),
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Style::default().black().bold().on_green());
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y = y + 1;
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}
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y = y - audio_ins.len() as u16;
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for port in audio_ins.iter() {
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buf.set_string(x + frame.width - 10, y,
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&format!(" <i> MIDI {port} "),
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Style::default().black().bold().on_red());
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y = y + 1;
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}
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y = y + frame.height - 1;
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y = y + midi_outs.len() as u16;
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for port in midi_outs.iter() {
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buf.set_string(x + 2, y,
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&format!(" <o> MIDI {port} "),
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Style::default().black().bold().on_green());
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y = y + 1;
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}
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y = y + audio_outs.len() as u16;
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for port in audio_outs.iter() {
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buf.set_string(x + 2, y,
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&format!(" <o> Audio {port} "),
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Style::default().black().bold().on_red());
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y = y + 1;
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}
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}
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draw_box_styled(buf, frames[state.focus], selected);
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Ok(area)
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}
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impl Focus for Chain {
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fn unfocus (&mut self) {
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self.focused = false
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}
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fn focused (&self) -> Option<&Box<dyn Device>> {
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match self.focused {
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true => self.items.get(self.focus),
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false => None
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}
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}
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fn focused_mut (&mut self) -> Option<&mut Box<dyn Device>> {
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match self.focused {
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true => self.items.get_mut(self.focus),
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false => None
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}
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}
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fn handle_focus (&mut self, event: &FocusEvent) -> Usually<bool> {
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Ok(match event {
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FocusEvent::Backward => {
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if self.focus == 0 {
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self.focus = self.items.len();
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}
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self.focus = self.focus - 1;
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true
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},
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FocusEvent::Forward => {
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self.focus = self.focus + 1;
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if self.focus >= self.items.len() {
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self.focus = 0;
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}
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true
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},
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FocusEvent::Inward => {
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self.focused = true;
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self.items[self.focus].handle(&AppEvent::Focus)?;
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true
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},
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FocusEvent::Outward => {
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if self.focused {
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self.focused = false;
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self.items[self.focus].handle(&AppEvent::Blur)?;
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true
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} else {
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false
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}
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},
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})
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}
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}
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pub fn handle (state: &mut Chain, event: &AppEvent) -> Usually<bool> {
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handle_focus(state, event, keymap!(Chain {
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[Up, NONE, "focus_up", "focus row above",
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|s: &mut Chain|s.handle_focus(&FocusEvent::Backward)],
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[Down, NONE, "focus_down", "focus row below",
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|s: &mut Chain|s.handle_focus(&FocusEvent::Forward)],
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[Enter, NONE, "focus_down", "focus row below",
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|s: &mut Chain|s.handle_focus(&FocusEvent::Inward)],
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[Esc, NONE, "focus_down", "focus row below",
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|s: &mut Chain|s.handle_focus(&FocusEvent::Outward)]
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}))
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}
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