break up into crates again

device/device.rs

@@ -0,0 +1,184 @@
+#![feature(trait_alias)]
+
+pub(crate) use ::{
+    tek_engine::*,
+    tek_engine::tengri::{
+        Usually, Perhaps, Has, MaybeHas, has, maybe_has, from,
+        input::*,
+        output::*,
+        tui::*,
+        tui::ratatui,
+        tui::ratatui::widgets::{Widget, canvas::{Canvas, Line}}, 
+        tui::ratatui::prelude::{Rect, Style, Stylize, Buffer, Color::{self, *}},
+    },
+    std::{
+        cmp::Ord,
+        ffi::OsString,
+        fmt::{Debug, Formatter},
+        fs::File,
+        path::PathBuf,
+        sync::{Arc, RwLock, atomic::{AtomicBool, AtomicUsize, Ordering::Relaxed}},
+    }
+};
+
+#[cfg(feature = "sampler")] pub(crate) use symphonia::{
+    core::{
+        formats::Packet,
+        codecs::{Decoder, CODEC_TYPE_NULL},
+        //errors::Error as SymphoniaError,
+        io::MediaSourceStream,
+        probe::Hint,
+        audio::SampleBuffer,
+    },
+    default::get_codecs,
+};
+
+#[cfg(feature = "lv2")] use std::thread::{spawn, JoinHandle};
+
+#[cfg(feature = "lv2_gui")] use ::winit::{
+    application::ApplicationHandler,
+    event::WindowEvent,
+    event_loop::{ActiveEventLoop, ControlFlow, EventLoop},
+    window::{Window, WindowId},
+    platform::x11::EventLoopBuilderExtX11
+};
+
+/// Define a type alias for iterators of sized items (columns).
+macro_rules! def_sizes_iter {
+    ($Type:ident => $($Item:ty),+) => {
+        pub trait $Type<'a> =
+            Iterator<Item=(usize, $(&'a $Item,)+ usize, usize)> + Send + Sync + 'a;
+    }
+}
+
+#[cfg(feature = "arranger")]  mod arranger;  #[cfg(feature = "arranger")]  pub use self::arranger::*;
+#[cfg(feature = "browse")]    mod browse;    #[cfg(feature = "browse")]    pub use self::browse::*;
+#[cfg(feature = "clap")]      mod clap;      #[cfg(feature = "clap")]      pub use self::clap::*;
+#[cfg(feature = "clip")]      mod clip;      #[cfg(feature = "clip")]      pub use self::clip::*;
+#[cfg(feature = "clock")]     mod clock;     #[cfg(feature = "clock")]     pub use self::clock::*;
+#[cfg(feature = "editor")]    mod editor;    #[cfg(feature = "editor")]    pub use self::editor::*;
+#[cfg(feature = "lv2")]       mod lv2;       #[cfg(feature = "lv2")]       pub use self::lv2::*;
+#[cfg(feature = "meter")]     mod meter;     #[cfg(feature = "meter")]     pub use self::meter::*;
+#[cfg(feature = "mixer")]     mod mixer;     #[cfg(feature = "mixer")]     pub use self::mixer::*;
+#[cfg(feature = "pool")]      mod pool;      #[cfg(feature = "pool")]      pub use self::pool::*;
+#[cfg(feature = "port")]      mod port;      #[cfg(feature = "port")]      pub use self::port::*;
+#[cfg(feature = "sampler")]   mod sampler;   #[cfg(feature = "sampler")]   pub use self::sampler::*;
+#[cfg(feature = "scene")]     mod scene;     #[cfg(feature = "scene")]     pub use self::scene::*;
+#[cfg(feature = "select")]    mod select;    #[cfg(feature = "select")]    pub use self::select::*;
+#[cfg(feature = "sequencer")] mod sequencer; #[cfg(feature = "sequencer")] pub use self::sequencer::*;
+#[cfg(feature = "sf2")]       mod sf2;       #[cfg(feature = "sf2")]       pub use self::sf2::*;
+#[cfg(feature = "track")]     mod track;     #[cfg(feature = "track")]     pub use self::track::*;
+#[cfg(feature = "vst2")]      mod vst2;      #[cfg(feature = "vst2")]      pub use self::vst2::*;
+#[cfg(feature = "vst3")]      mod vst3;      #[cfg(feature = "vst3")]      pub use self::vst3::*;
+
+pub fn swap_value <T: Clone + PartialEq, U> (
+    target: &mut T, value: &T, returned: impl Fn(T)->U
+) -> Perhaps<U> {
+    if *target == *value {
+        Ok(None)
+    } else {
+        let mut value = value.clone();
+        std::mem::swap(target, &mut value);
+        Ok(Some(returned(value)))
+    }
+}
+
+pub fn toggle_bool <U> (
+    target: &mut bool, value: &Option<bool>, returned: impl Fn(Option<bool>)->U
+) -> Perhaps<U> {
+    let mut value = value.unwrap_or(!*target);
+    if value == *target {
+        Ok(None)
+    } else {
+        std::mem::swap(target, &mut value);
+        Ok(Some(returned(Some(value))))
+    }
+}
+
+pub fn device_kinds () -> &'static [&'static str] {
+    &[
+        #[cfg(feature = "sampler")] "Sampler",
+        #[cfg(feature = "lv2")] "Plugin (LV2)",
+    ]
+}
+
+impl<T: Has<Vec<Device>>> HasDevices for T {
+    fn devices (&self) -> &Vec<Device> {
+        self.get()
+    }
+    fn devices_mut (&mut self) -> &mut Vec<Device> {
+        self.get_mut()
+    }
+}
+
+pub trait HasDevices {
+    fn devices (&self) -> &Vec<Device>;
+    fn devices_mut (&mut self) -> &mut Vec<Device>;
+}
+
+#[derive(Debug)]
+pub enum Device {
+    #[cfg(feature = "sampler")]
+    Sampler(Sampler),
+    #[cfg(feature = "lv2")]  // TODO
+    Lv2(Lv2),
+    #[cfg(feature = "vst2")] // TODO
+    Vst2,
+    #[cfg(feature = "vst3")] // TODO
+    Vst3,
+    #[cfg(feature = "clap")] // TODO
+    Clap,
+    #[cfg(feature = "sf2")]  // TODO
+    Sf2,       
+}
+
+impl Device {
+    pub fn name (&self) -> &str {
+        match self {
+            Self::Sampler(sampler) => sampler.name.as_ref(),
+            _ => todo!(),
+        }
+    }
+    pub fn midi_ins (&self) -> &[MidiInput] {
+        match self {
+            //Self::Sampler(Sampler { midi_in, .. }) => &[midi_in],
+            _ => todo!()
+        }
+    }
+    pub fn midi_outs (&self) -> &[MidiOutput] {
+        match self {
+            Self::Sampler(_) => &[],
+            _ => todo!()
+        }
+    }
+    pub fn audio_ins (&self) -> &[AudioInput] {
+        match self {
+            Self::Sampler(Sampler { audio_ins, .. }) => audio_ins.as_slice(),
+            _ => todo!()
+        }
+    }
+    pub fn audio_outs (&self) -> &[AudioOutput] {
+        match self {
+            Self::Sampler(Sampler { audio_outs, .. }) => audio_outs.as_slice(),
+            _ => todo!()
+        }
+    }
+}
+
+pub struct DeviceAudio<'a>(pub &'a mut Device);
+
+audio!(|self: DeviceAudio<'a>, client, scope|{
+    use Device::*;
+    match self.0 {
+        #[cfg(feature = "sampler")] Sampler(sampler) => sampler.process(client, scope),
+        #[cfg(feature = "lv2")]     Lv2(lv2)         => lv2.process(client, scope),
+        #[cfg(feature = "vst2")]    Vst2 => { todo!() }, // TODO
+        #[cfg(feature = "vst3")]    Vst3 => { todo!() }, // TODO
+        #[cfg(feature = "clap")]    Clap => { todo!() }, // TODO
+        #[cfg(feature = "sf2")]     Sf2  => { todo!() }, // TODO
+    }
+});
+
+def_command!(DeviceCommand: |device: Device| {});
+//take!(DeviceCommand|state: Arrangement, iter|state.selected_device().as_ref()
+    //.map(|t|Take::take(t, iter)).transpose().map(|x|x.flatten()));