wip: nromalize

app/browse.rs

@@ -0,0 +1,97 @@
+/// Browses for files to load/save.
+///
+/// ```
+/// let browse = tek::Browse::default();
+/// ```
+#[derive(Debug, Clone, Default, PartialEq)] pub struct Browse {
+    pub cwd:    PathBuf,
+    pub dirs:   Vec<(OsString, String)>,
+    pub files:  Vec<(OsString, String)>,
+    pub filter: String,
+    pub index:  usize,
+    pub scroll: usize,
+    pub size:   Measure<Tui>,
+}
+
+pub(crate) struct EntriesIterator<'a> {
+    pub browser: &'a Browse,
+    pub offset:  usize,
+    pub length:  usize,
+    pub index:   usize,
+}
+
+#[derive(Clone, Debug)] pub enum BrowseTarget {
+    SaveProject,
+    LoadProject,
+    ImportSample(Arc<RwLock<Option<Sample>>>),
+    ExportSample(Arc<RwLock<Option<Sample>>>),
+    ImportClip(Arc<RwLock<Option<MidiClip>>>),
+    ExportClip(Arc<RwLock<Option<MidiClip>>>),
+}
+
+/// A clip pool.
+///
+/// ```
+/// let pool = tek::Pool::default();
+/// ```
+#[derive(Debug)] pub struct Pool {
+    pub visible: bool,
+    /// Selected clip
+    pub clip: AtomicUsize,
+    /// Mode switch
+    pub mode: Option<PoolMode>,
+    /// Embedded file browse
+    #[cfg(feature = "browse")]  pub browse:  Option<Browse>,
+    /// Collection of MIDI clips.
+    #[cfg(feature = "clip")]    pub clips:   Arc<RwLock<Vec<Arc<RwLock<MidiClip>>>>>,
+    /// Collection of sound samples.
+    #[cfg(feature = "sampler")] pub samples: Arc<RwLock<Vec<Arc<RwLock<Sample>>>>>,
+}
+
+/// Displays and edits clip length.
+#[derive(Clone, Debug, Default)] pub struct ClipLength {
+    /// Pulses per beat (quaver)
+    pub ppq: usize,
+    /// Beats per bar
+    pub bpb: usize,
+    /// Length of clip in pulses
+    pub pulses: usize,
+    /// Selected subdivision
+    pub focus: Option<ClipLengthFocus>,
+}
+
+/// Some sort of wrapper again?
+pub struct PoolView<'a>(pub &'a Pool);
+
+// Commands supported by [Browse]
+//#[derive(Debug, Clone, PartialEq)]
+//pub enum BrowseCommand {
+    //Begin,
+    //Cancel,
+    //Confirm,
+    //Select(usize),
+    //Chdir(PathBuf),
+    //Filter(Arc<str>),
+//}
+
+/// Modes for clip pool
+#[derive(Debug, Clone)] pub enum PoolMode {
+    /// Renaming a pattern
+    Rename(usize, Arc<str>),
+    /// Editing the length of a pattern
+    Length(usize, usize, ClipLengthFocus),
+    /// Load clip from disk
+    Import(usize, Browse),
+    /// Save clip to disk
+    Export(usize, Browse),
+}
+
+/// Focused field of `ClipLength`
+#[derive(Copy, Clone, Debug)] pub enum ClipLengthFocus {
+    /// Editing the number of bars
+    Bar,
+    /// Editing the number of beats
+    Beat,
+    /// Editing the number of ticks
+    Tick,
+}