Fix layout

src/state/audio.rs

@@ -1,8 +1,22 @@
 use doux::audio::AudioDeviceInfo;
+use serde::{Deserialize, Serialize};
 use std::path::PathBuf;
 
 use super::CyclicEnum;
 
+#[derive(Clone, Copy, Debug, PartialEq, Eq, Default, Serialize, Deserialize)]
+pub enum MainLayout {
+    #[default]
+    Top,
+    Bottom,
+    Left,
+    Right,
+}
+
+impl CyclicEnum for MainLayout {
+    const VARIANTS: &'static [Self] = &[Self::Top, Self::Bottom, Self::Left, Self::Right];
+}
+
 #[derive(Clone, Copy, PartialEq, Eq, Default)]
 pub enum RefreshRate {
     #[default]
@@ -62,6 +76,7 @@ pub struct AudioConfig {
     pub show_scope: bool,
     pub show_spectrum: bool,
     pub lookahead_ms: u32,
+    pub layout: MainLayout,
 }
 
 impl Default for AudioConfig {
@@ -79,6 +94,7 @@ impl Default for AudioConfig {
             show_scope: true,
             show_spectrum: true,
             lookahead_ms: 15,
+            layout: MainLayout::default(),
         }
     }
 }