From c06b9d16e29ffe5c2581134496772f4a2d352801 Mon Sep 17 00:00:00 2001
From: unspeaker <hora.nqma@protonmail.com>
Date: Wed, 26 Jun 2024 00:22:42 +0300
Subject: [PATCH] almost sane focus higlighting

---
 src/device/chain.rs                | 14 +++++------
 src/device/launcher.rs             | 39 +++++++++++++++---------------
 src/device/plugin.rs               |  2 +-
 src/device/sequencer/horizontal.rs |  6 ++---
 4 files changed, 30 insertions(+), 31 deletions(-)

diff --git a/src/device/chain.rs b/src/device/chain.rs
index 084a42f4..0a5d16ba 100644
--- a/src/device/chain.rs
+++ b/src/device/chain.rs
@@ -1,11 +1,11 @@
 use crate::prelude::*;
 
 pub struct Chain {
-    name:    String,
-    focused: bool,
-    focus:   usize,
-    items:   Vec<Box<dyn Device>>,
-    view:    ChainView
+    pub name:    String,
+    pub focused: bool,
+    pub focus:   usize,
+    pub items:   Vec<Box<dyn Device>>,
+    pub view:    ChainView
 }
 
 pub enum ChainView {
@@ -97,7 +97,7 @@ pub fn render (state: &Chain, buf: &mut Buffer, area: Rect)
 
 pub fn draw_as_row (
     state: &Chain, buf: &mut Buffer, area: Rect, selected: Option<Style>
-) -> Usually<Rect> {
+) -> Usually<(Rect, Vec<Rect>)> {
     let Rect { mut x, mut y, width, height } = area;
     let mut w = 0u16;
     let mut h = 0u16;
@@ -113,7 +113,7 @@ pub fn draw_as_row (
         h = h.max(frame.height);
         x = x + frame.width;
     }
-    Ok(area)
+    Ok((area, frames))
 }
 
 pub fn draw_as_column (
diff --git a/src/device/launcher.rs b/src/device/launcher.rs
index e3e1c086..27b386cd 100644
--- a/src/device/launcher.rs
+++ b/src/device/launcher.rs
@@ -145,36 +145,32 @@ pub fn render (state: &Launcher, buf: &mut Buffer, area: Rect) -> Usually<Rect>
     separator.blit(buf, x, y + 5, Some(Style::default().dim()));
     separator.blit(buf, x, y + 22, Some(Style::default().dim()));
     separator.blit(buf, x, y + 41, Some(Style::default().dim()));
-    let (w, mut highlight) = draw_tracks(state, buf, track_area.x, track_area.y);
+    let (w, mut track_highlight) = draw_tracks(state, buf, track_area.x, track_area.y);
     if state.col() == 0 {
-        highlight = Some(scenes);
+        track_highlight = Some(scenes);
     }
     draw_crossings(state, buf, x + w - 2, y + 1);
     draw_box(buf, Rect { x, y: y + 1, width, height: height - 1 });
     let style = Some(Style::default().green().dim());
-    crate::device::chain::draw_as_row(
-        &*state.chains[0].state(), buf, chain_area, style
-    )?;
+    let chain = &*state.chains[0].state();
+    let (_, plugins) = crate::device::chain::draw_as_row(chain, buf, chain_area, style)?;
     match state.view {
         LauncherView::Tracks    => draw_box_styled(buf, track_area, style),
         LauncherView::Sequencer => draw_box_styled(buf, seq_area,   style),
         LauncherView::Chains    => draw_box_styled(buf, Rect { height: 18, ..chain_area }, style),
     };
-    draw_highlight(state, buf, &highlight);
+    draw_highlight(state, buf, &track_highlight, match state.view {
+        LauncherView::Tracks => Style::default().green().not_dim(),
+        _ => Style::default().green().dim()
+    });
+    draw_highlight(state, buf, &Some(plugins[chain.focus]), match state.view {
+        LauncherView::Chains => Style::default().green().not_dim(),
+        _ => Style::default().green().dim()
+    });
     draw_sequencer(state, buf, seq_area.x, seq_area.y + 1, seq_area.width, seq_area.height - 2)?;
     if state.show_help {
         let style = Some(Style::default().bold().white().not_dim().on_black().italic());
-        //" [Tab] ".blit(buf, 1, match state.view {
-            //LauncherView::Tracks    => 21,
-            //LauncherView::Sequencer => 40,
-            //LauncherView::Chains    => 0,
-        //}, style);
-        //" [Shift-Tab] ".blit(buf, 1, match state.view {
-            //LauncherView::Tracks    => 40,
-            //LauncherView::Sequencer => 0,
-            //LauncherView::Chains    => 21,
-        //}, style);
-        let hide = "[F1] Toggle help ";
+        let hide = "[Left/Right] Track  [Up/Down] Scene  [,/.] Value  [F1] Toggle help ";
         hide.blit(buf, width - hide.len() as u16, height - 1, style);
     }
     Ok(area)
@@ -293,16 +289,19 @@ fn draw_sequencer (
             &sequencer.state(), buf, x, y + 1, width,
         );
         crate::device::sequencer::horizontal::cursor(
-            &sequencer.state(), buf, x, y + 1,
+            &sequencer.state(), buf, x, y + 1, match state.view {
+                LauncherView::Sequencer => Style::default().green().not_dim(),
+                _ => Style::default().green().dim(),
+            }
         );
     }
     Ok(())
 }
 fn draw_highlight (
-    state: &Launcher, buf: &mut Buffer, highlight: &Option<Rect>
+    state: &Launcher, buf: &mut Buffer, highlight: &Option<Rect>, style: Style
 ) {
     if let Some(area) = highlight {
-        draw_box_styled(buf, *area, Some(Style::default().green().dim()));
+        draw_box_styled(buf, *area, Some(style));
     }
 }
 
diff --git a/src/device/plugin.rs b/src/device/plugin.rs
index d96965d9..6b4e1ae6 100644
--- a/src/device/plugin.rs
+++ b/src/device/plugin.rs
@@ -116,7 +116,7 @@ pub fn render (state: &Plugin, buf: &mut Buffer, area: Rect)
         }
     };
     draw_header(state, buf, area.x, area.y, width);
-    Ok(area)
+    Ok(Rect { width, ..area })
 }
 
 fn draw_header (state: &Plugin, buf: &mut Buffer, x: u16, y: u16, w: u16) -> Usually<Rect> {
diff --git a/src/device/sequencer/horizontal.rs b/src/device/sequencer/horizontal.rs
index 5fd59634..ea608c57 100644
--- a/src/device/sequencer/horizontal.rs
+++ b/src/device/sequencer/horizontal.rs
@@ -13,7 +13,7 @@ pub fn draw (
     timer(s, buf, x, y, beat);
     let height = 32.max(s.note_axis.1 - s.note_axis.0) / 2;
     lanes(s, buf, x, y, width);
-    cursor(s, buf, x, y);
+    cursor(s, buf, x, y, Style::default().green().not_dim());
     footer(s, buf, x, y, width, height);
     Ok(Rect {
         x:      x - 13,
@@ -94,12 +94,12 @@ pub fn lanes (s: &Sequencer, buf: &mut Buffer, x: u16, y: u16, width: u16) {
     }
 }
 
-pub fn cursor (s: &Sequencer, buf: &mut Buffer, x: u16, y: u16) {
+pub fn cursor (s: &Sequencer, buf: &mut Buffer, x: u16, y: u16, style: Style) {
     buf.set_string(
         x + 5 + s.time_cursor,
         y + s.note_cursor / 2,
         if s.note_cursor % 2 == 0 { "▀" } else { "▄" },
-        Style::default().green().not_dim()
+        style
     );
 }