wip: remodularize 2

midi/src/midi_select.rs

@@ -0,0 +1,73 @@
+use crate::*;
+
+pub struct ClipSelected {
+    pub(crate) title: &'static str,
+    pub(crate) name:  Arc<str>,
+    pub(crate) color: ItemPalette,
+    pub(crate) time:  Arc<str>,
+}
+
+render!(TuiOut: (self: ClipSelected) =>
+    FieldV(self.color, self.title, format!("{} {}", self.time, self.name)));
+
+impl ClipSelected {
+
+    /// Shows currently playing phrase with beats elapsed
+    pub fn play_phrase <T: HasPlayPhrase + HasClock> (state: &T) -> Self {
+        let (name, color) = if let Some((_, Some(phrase))) = state.play_phrase() {
+            let MidiClip { ref name, color, .. } = *phrase.read().unwrap();
+            (name.clone().into(), color)
+        } else {
+            ("".to_string().into(), TuiTheme::g(64).into())
+        };
+        Self {
+            title: "Now",
+            name,
+            color,
+            time: state.pulses_since_start_looped()
+                .map(|(times, time)|format!("{:>3}x {:>}",
+                    times+1.0,
+                    state.clock().timebase.format_beats_1(time)))
+                .unwrap_or_else(||String::from("        ")).into()
+        }
+    }
+
+    /// Shows next phrase with beats remaining until switchover
+    pub fn next_phrase <T: HasPlayPhrase> (state: &T) -> Self {
+        let mut time: Arc<str> = String::from("--.-.--").into();
+        let mut name: Arc<str> = String::from("").into();
+        let mut color = ItemPalette::from(TuiTheme::g(64));
+        if let Some((t, Some(phrase))) = state.next_phrase() {
+            let phrase = phrase.read().unwrap();
+            name  = phrase.name.clone();
+            color = phrase.color.clone();
+            time  = {
+                let target  = t.pulse.get();
+                let current = state.clock().playhead.pulse.get();
+                if target > current {
+                    let remaining = target - current;
+                    format!("-{:>}", state.clock().timebase.format_beats_1(remaining))
+                } else {
+                    String::new()
+                }
+            }.into()
+        } else if let Some((t, Some(phrase))) = state.play_phrase() {
+            let phrase = phrase.read().unwrap();
+            if phrase.looped {
+                name  = phrase.name.clone();
+                color = phrase.color.clone();
+                let target  = t.pulse.get() + phrase.length as f64;
+                let current = state.clock().playhead.pulse.get();
+                if target > current {
+                    time = format!("-{:>}", state.clock().timebase.format_beats_0(
+                        target - current
+                    )).into()
+                }
+            } else {
+                name  = "Stop".to_string().into();
+            }
+        };
+        Self { title: "Next", time, name, color, }
+    }
+
+}