seq

seq/src/link.rs

@@ -0,0 +1,46 @@
+use rusty_link::{AblLink, SessionState};
+
+pub struct LinkState {
+    link: AblLink,
+    quantum: f64,
+}
+
+impl LinkState {
+    pub fn new(tempo: f64, quantum: f64) -> Self {
+        let link = AblLink::new(tempo);
+        Self { link, quantum }
+    }
+
+    pub fn enable(&self) {
+        self.link.enable(true);
+    }
+
+    pub fn clock_micros(&self) -> i64 {
+        self.link.clock_micros()
+    }
+
+    pub fn query(&self) -> (f64, f64, f64, u64) {
+        let mut state = SessionState::new();
+        self.link.capture_app_session_state(&mut state);
+        let time = self.link.clock_micros();
+        let tempo = state.tempo();
+        let beat = state.beat_at_time(time, self.quantum);
+        let phase = state.phase_at_time(time, self.quantum);
+        let peers = self.link.num_peers();
+        (tempo, beat, phase, peers)
+    }
+
+    pub fn set_tempo(&self, tempo: f64) {
+        let mut state = SessionState::new();
+        self.link.capture_app_session_state(&mut state);
+        let time = self.link.clock_micros();
+        state.set_tempo(tempo, time);
+        self.link.commit_app_session_state(&state);
+    }
+
+    pub fn capture_audio_state(&self) -> SessionState {
+        let mut state = SessionState::new();
+        self.link.capture_audio_session_state(&mut state);
+        state
+    }
+}