wip: borrow checker battles

crates/tek_mixer/src/mixer.rs

@@ -1,13 +1,12 @@
 use crate::*;
 
-pub struct Mixer {
+pub struct Mixer<T, U> {
     pub name:            String,
-    pub tracks:          Vec<Track>,
+    pub tracks:          Vec<Track<T, U>>,
     pub selected_track:  usize,
     pub selected_column: usize,
 }
-
-impl Mixer {
+impl<T, U> Mixer<T, U> {
     pub fn new (name: &str) -> Usually<Self> {
         let (client, _status) = Client::new(name, ClientOptions::NO_START_SERVER)?;
         Ok(Self {
@@ -22,17 +21,21 @@ impl Mixer {
         self.tracks.push(track);
         Ok(self)
     }
-    pub fn track (&self) -> Option<&Track> {
+    pub fn track (&self) -> Option<&Track<T, U>> {
         self.tracks.get(self.selected_track)
     }
 }
-
-process!(Mixer = process);
-
-fn process (
-    _: &mut Mixer,
-    _: &Client,
-    _: &ProcessScope
-) -> Control {
-    Control::Continue
+impl<'a> Render<TuiOutput<'a>, Rect> for Mixer<TuiOutput<'a>, Rect> {
+    fn render (&self, to: &mut TuiOutput<'a>) -> Perhaps<Rect> {
+        let mut tracks = Split::right();
+        for channel in self.tracks.iter() {
+            tracks = tracks.add_ref(channel)
+        }
+        tracks.render(to)
+    }
+}
+impl<T, U> Process for Mixer<T, U> {
+    fn process (&mut self, _: &Client, _: &ProcessScope) -> Control {
+        Control::Continue
+    }
 }