feat: 灯条段排序。

src-tauri/src/ambient_light/config.rs

@@ -17,14 +17,6 @@ pub enum Border {
     Right,
 }
 
-#[derive(Clone, Copy, Serialize, Deserialize, Debug)]
-pub struct LedStripConfigOfBorders {
-    pub top: Option<LedStripConfig>,
-    pub bottom: Option<LedStripConfig>,
-    pub left: Option<LedStripConfig>,
-    pub right: Option<LedStripConfig>,
-}
-
 #[derive(Clone, Copy, Serialize, Deserialize, Debug)]
 pub struct LedStripConfig {
     pub index: usize,
@@ -119,6 +111,7 @@ impl LedStripConfigGroup {
                 mappers.push(SamplePointMapper {
                     start: (j + i * 4) * 30,
                     end: (j + i * 4 + 1) * 30,
+                    pos: (j + i * 4) * 30,
                 })
             }
         }
@@ -126,124 +119,11 @@ impl LedStripConfigGroup {
     }
 }
 
-#[derive(Clone, Copy, Serialize, Deserialize, Debug)]
-pub struct LedStripConfigOfDisplays {
-    pub id: u32,
-    pub index_of_display: usize,
-    pub led_strip_of_borders: LedStripConfigOfBorders,
-}
-
-impl LedStripConfigOfBorders {
-    pub fn default() -> Self {
-        Self {
-            top: None,
-            bottom: None,
-            left: None,
-            right: None,
-        }
-    }
-}
-
-impl LedStripConfigOfDisplays {
-    pub fn default(id: u32, index_of_display: usize) -> Self {
-        Self {
-            id,
-            index_of_display,
-            led_strip_of_borders: LedStripConfigOfBorders::default(),
-        }
-    }
-
-    pub async fn read_from_disk() -> anyhow::Result<Self> {
-        let path = config_dir()
-            .unwrap_or(current_dir().unwrap())
-            .join("led_strip_config_of_displays.toml");
-
-        let exists = tokio::fs::try_exists(path.clone())
-            .await
-            .map_err(|e| anyhow::anyhow!("Failed to check config file exists: {}", e))?;
-
-        if exists {
-            let config = tokio::fs::read_to_string(path).await?;
-
-            let config: Self = toml::from_str(&config)
-                .map_err(|e| anyhow::anyhow!("Failed to parse config file: {}", e))?;
-
-            Ok(config)
-        } else {
-            info!("config file not exist, fallback to default config");
-            Ok(Self::get_default_config().await?)
-        }
-    }
-
-    pub async fn write_to_disk(&self) -> anyhow::Result<()> {
-        let path = config_dir()
-            .unwrap_or(current_dir().unwrap())
-            .join("led_strip_config_of_displays.toml");
-
-        let config = toml::to_string(self).map_err(|e| {
-            anyhow::anyhow!("Failed to parse config file: {}. config: {:?}", e, self)
-        })?;
-
-        tokio::fs::write(&path, config).await.map_err(|e| {
-            anyhow::anyhow!("Failed to write config file: {}. path: {:?}", e, &path)
-        })?;
-
-        Ok(())
-    }
-
-    pub async fn get_default_config() -> anyhow::Result<Self> {
-        let displays = display_info::DisplayInfo::all().map_err(|e| {
-            error!("can not list display info: {}", e);
-            anyhow::anyhow!("can not list display info: {}", e)
-        })?;
-
-        let mut configs = Vec::new();
-        for (i, display) in displays.iter().enumerate() {
-            let config = Self {
-                id: display.id,
-                index_of_display: i,
-                led_strip_of_borders: LedStripConfigOfBorders {
-                    top: Some(LedStripConfig {
-                        index: i * 4 * 30,
-                        display_id: display.id,
-                        border: Border::Top,
-                        start_pos: i * 4 * 30,
-                        len: 30,
-                    }),
-                    bottom: Some(LedStripConfig {
-                        index: i * 4 * 30 + 30,
-                        display_id: display.id,
-                        border: Border::Bottom,
-                        start_pos: i * 4 * 30 + 30,
-                        len: 30,
-                    }),
-                    left: Some(LedStripConfig {
-                        index: i * 4 * 30 + 60,
-                        display_id: display.id,
-                        border: Border::Left,
-                        start_pos: i * 4 * 30 + 60,
-                        len: 30,
-                    }),
-                    right: Some(LedStripConfig {
-                        index: i * 4 * 30 + 90,
-                        display_id: display.id,
-                        border: Border::Right,
-                        start_pos: i * 4 * 30 + 90,
-                        len: 30,
-                    }),
-                },
-            };
-            configs.push(config);
-        }
-
-        Ok(configs[0])
-    }
-}
-
 #[derive(Debug, Clone, Serialize, Deserialize)]
 pub struct SamplePointMapper {
     pub start: usize,
     pub end: usize,
+    pub pos: usize,
 }
 
 #[derive(Debug, Clone, Serialize, Deserialize)]

src-tauri/src/ambient_light/config_manager.rs

@@ -122,7 +122,8 @@ impl ConfigManager {
                 log::info!("mapper: {:?}", mapper);
             }
         }
-        log::info!("mapper: {:?}", config.mappers[4]);
+        
+        Self::rebuild_mappers(&mut config);
 
         let cloned_config = config.clone();
 
@@ -138,17 +139,31 @@ impl ConfigManager {
     }
 
     fn rebuild_mappers(config: &mut LedStripConfigGroup) {
-        let mut prev_end = 0;
+        let mut prev_pos_end = 0;
         let mappers: Vec<SamplePointMapper> = config
             .strips
             .iter()
-            .map(|strip| {
+            .enumerate()
+            .map(|(index, strip)| {
+                let mapper = &config.mappers[index];
+
+                if mapper.start < mapper.end {
                     let mapper = SamplePointMapper {
-                    start: prev_end,
-                    end: prev_end + strip.len,
+                        start: mapper.start,
+                        end: mapper.start + strip.len,
+                        pos: prev_pos_end,
                     };
-                prev_end = mapper.end;
+                    prev_pos_end = prev_pos_end + strip.len;
                     mapper
+                } else {
+                    let mapper = SamplePointMapper {
+                        end: mapper.end,
+                        start: mapper.end + strip.len,
+                        pos: prev_pos_end,
+                    };
+                    prev_pos_end = prev_pos_end + strip.len;
+                    mapper
+                }
             })
             .collect();
 

src-tauri/src/ambient_light/publisher.rs

@@ -1,6 +1,6 @@
 use std::{sync::Arc, time::Duration};
 
-use paris::warn;
+use paris::{info, warn};
 use tauri::async_runtime::{Mutex, RwLock};
 use tokio::{sync::watch, time::sleep};
 
@@ -8,7 +8,7 @@ use crate::{
     ambient_light::{config, ConfigManager},
     rpc::MqttRpc,
     screenshot::Screenshot,
-    screenshot_manager::ScreenshotManager,
+    screenshot_manager::ScreenshotManager, led_color::LedColor,
 };
 
 use itertools::Itertools;
@@ -16,8 +16,10 @@ use itertools::Itertools;
 use super::{LedStripConfigGroup, SamplePointConfig};
 
 pub struct LedColorsPublisher {
-    rx: Arc<RwLock<watch::Receiver<Vec<u8>>>>,
-    tx: Arc<RwLock<watch::Sender<Vec<u8>>>>,
+    sorted_colors_rx: Arc<RwLock<watch::Receiver<Vec<u8>>>>,
+    sorted_colors_tx: Arc<RwLock<watch::Sender<Vec<u8>>>>,
+    colors_rx: Arc<RwLock<watch::Receiver<Vec<LedColor>>>>,
+    colors_tx: Arc<RwLock<watch::Sender<Vec<LedColor>>>>,
 }
 
 impl LedColorsPublisher {
@@ -25,26 +27,29 @@ impl LedColorsPublisher {
         static LED_COLORS_PUBLISHER_GLOBAL: tokio::sync::OnceCell<LedColorsPublisher> =
             tokio::sync::OnceCell::const_new();
 
+        let (sorted_tx, sorted_rx) = watch::channel(Vec::new());
         let (tx, rx) = watch::channel(Vec::new());
 
         LED_COLORS_PUBLISHER_GLOBAL
             .get_or_init(|| async {
                 LedColorsPublisher {
-                    rx: Arc::new(RwLock::new(rx)),
-                    tx: Arc::new(RwLock::new(tx)),
+                    sorted_colors_rx: Arc::new(RwLock::new(sorted_rx)),
+                    sorted_colors_tx: Arc::new(RwLock::new(sorted_tx)),
+                    colors_rx: Arc::new(RwLock::new(rx)),
+                    colors_tx: Arc::new(RwLock::new(tx)),
                 }
             })
             .await
     }
 
     pub fn start(&self) {
-        let tx = self.tx.clone();
+        let sorted_colors_tx = self.sorted_colors_tx.clone();
+        let colors_tx = self.colors_tx.clone();
 
         tokio::spawn(async move {
             loop {
-                log::info!("colors update loop AAA");
-
-                let tx = tx.write().await;
+                let sorted_colors_tx = sorted_colors_tx.write().await;
+                let colors_tx = colors_tx.write().await;
                 let screenshot_manager = ScreenshotManager::global().await;
 
                 let config_manager = ConfigManager::global().await;
@@ -79,13 +84,13 @@ impl LedColorsPublisher {
                     }
 
                     let colors = screenshot_manager
-                        .get_all_colors(
-                            &configs.sample_point_groups,
-                            &configs.mappers,
-                            &screenshots,
-                        )
+                        .get_all_colors(&configs.sample_point_groups, &screenshots)
                         .await;
-                    match tx.send(colors) {
+
+                    let sorted_colors =
+                        ScreenshotManager::get_sorted_colors(&colors, &configs.mappers).await;
+
+                    match colors_tx.send(colors) {
                         Ok(_) => {
                             // log::info!("colors updated");
                         }
@@ -94,17 +99,31 @@ impl LedColorsPublisher {
                         }
                     }
 
-                    if some_screenshot_receiver_is_none
-                        || config_receiver.has_changed().unwrap_or(true)
-                    {
+                    match sorted_colors_tx.send(sorted_colors) {
+                        Ok(_) => {
+                            // log::info!("colors updated");
+                        }
+                        Err(_) => {
+                            warn!("colors update failed");
+                        }
+                    }
+
+                    if some_screenshot_receiver_is_none {
+                        info!("some screenshot receiver is none. reload.");
                         sleep(Duration::from_millis(1000)).await;
                         break;
                     }
+
+                    if config_receiver.has_changed().unwrap_or(true) {
+                        info!("config changed. reload.");
+                        sleep(Duration::from_millis(100)).await;
+                        break;
+                    }
                 }
             }
         });
 
-        let rx = self.rx.clone();
+        let rx = self.sorted_colors_rx.clone();
         tokio::spawn(async move {
             let mut rx = rx.read().await.clone();
             loop {
@@ -136,8 +155,8 @@ impl LedColorsPublisher {
         mqtt.publish_led_sub_pixels(payload).await
     }
 
-    pub async fn clone_receiver(&self) -> watch::Receiver<Vec<u8>> {
-        self.rx.read().await.clone()
+    pub async fn clone_sorted_colors_receiver(&self) -> watch::Receiver<Vec<u8>> {
+        self.sorted_colors_rx.read().await.clone()
     }
 
     pub async fn get_colors_configs(configs: &LedStripConfigGroup) -> AllColorConfig {
@@ -207,6 +226,10 @@ impl LedColorsPublisher {
             screenshot_receivers: local_rx_list,
         };
     }
+
+    pub async fn clone_colors_receiver(&self) -> watch::Receiver<Vec<LedColor>> {
+        self.colors_rx.read().await.clone()
+    }
 }
 
 pub struct AllColorConfig {

src-tauri/src/main.rs

@@ -348,7 +348,24 @@ async fn main() {
             let app_handle = app.handle().clone();
             tokio::spawn(async move {
                 let publisher = ambient_light::LedColorsPublisher::global().await;
-                let mut publisher_update_receiver = publisher.clone_receiver().await;
+                let mut publisher_update_receiver = publisher.clone_sorted_colors_receiver().await;
+                loop {
+                    if let Err(err) = publisher_update_receiver.changed().await {
+                        error!("publisher update receiver changed error: {}", err);
+                        return;
+                    }
+
+                    let publisher = publisher_update_receiver.borrow().clone();
+
+                    app_handle
+                        .emit_all("led_sorted_colors_changed", publisher)
+                        .unwrap();
+                }
+            });
+            let app_handle = app.handle().clone();
+            tokio::spawn(async move {
+                let publisher = ambient_light::LedColorsPublisher::global().await;
+                let mut publisher_update_receiver = publisher.clone_colors_receiver().await;
                 loop {
                     if let Err(err) = publisher_update_receiver.changed().await {
                         error!("publisher update receiver changed error: {}", err);

src-tauri/src/screenshot_manager.rs

@@ -10,7 +10,7 @@ use tokio::sync::{watch, OnceCell};
 
 use crate::{
     ambient_light::{SamplePointConfig, SamplePointMapper},
-    screenshot::{LedSamplePoints, ScreenSamplePoints, Screenshot, ScreenshotPayload},
+    screenshot::{LedSamplePoints, ScreenSamplePoints, Screenshot, ScreenshotPayload}, led_color::LedColor,
 };
 
 pub fn take_screenshot(display_id: u32, scale_factor: f32) -> anyhow::Result<Screenshot> {
@@ -218,14 +218,9 @@ impl ScreenshotManager {
     pub async fn get_all_colors(
         &self,
         configs: &Vec<SamplePointConfig>,
-        mappers: &Vec<SamplePointMapper>,
         screenshots: &Vec<Screenshot>,
-    ) -> Vec<u8> {
-        let total_leds = configs
-            .iter()
-            .fold(0, |acc, config| acc + config.points.len());
+    ) -> Vec<LedColor> {
 
-        let mut global_colors = vec![0u8; total_leds * 3];
         let mut all_colors = vec![];
 
         for (index, screenshot) in screenshots.iter().enumerate() {
@@ -235,20 +230,42 @@ impl ScreenshotManager {
             all_colors.append(&mut colors);
         }
 
+        all_colors
+    }
+
+    pub async fn get_sorted_colors(colors: &Vec<LedColor>, mappers: &Vec<SamplePointMapper>) -> Vec<u8> {
+        let total_leds = mappers
+            .iter()
+            .map(|mapper| usize::max(mapper.start, mapper.end))
+            .max()
+            .unwrap_or(0) as usize;
+        let mut global_colors = vec![0u8; total_leds * 3];
+
         let mut color_index = 0;
         mappers.iter().for_each(|group| {
-            if group.end > all_colors.len() || group.start > all_colors.len() {
+            if group.end > global_colors.len() || group.start > global_colors.len() {
                 warn!(
-                    "get_all_colors: group out of range. start: {}, end: {}, all_colors.len(): {}",
+                    "get_sorted_colors: group out of range. start: {}, end: {}, global_colors.len(): {}",
                     group.start,
                     group.end,
-                    all_colors.len()
+                    global_colors.len()
                 );
                 return;
             }
+
+            if color_index + group.start.abs_diff(group.end) > colors.len() {
+                warn!(
+                    "get_sorted_colors: color_index out of range. color_index: {}, strip len: {}, colors.len(): {}",
+                    color_index,
+                    group.start.abs_diff(group.end),
+                    colors.len()
+                );
+                return;
+            }
+
             if group.end > group.start {
                 for i in group.start..group.end {
-                    let rgb = all_colors[color_index].get_rgb();
+                    let rgb = colors[color_index].get_rgb();
                     color_index += 1;
 
                     global_colors[i * 3] = rgb[0];
@@ -257,7 +274,7 @@ impl ScreenshotManager {
                 }
             } else {
                 for i in (group.end..group.start).rev() {
-                    let rgb = all_colors[color_index].get_rgb();
+                    let rgb = colors[color_index].get_rgb();
                     color_index += 1;
 
                     global_colors[i * 3] = rgb[0];

src/App.tsx

@@ -44,7 +44,7 @@ function App() {
 
   // listen to led_colors_changed event
   createEffect(() => {
-    const unlisten = listen<Uint8ClampedArray>('led_colors_changed', (event) => {
+    const unlisten = listen<Array<string>>('led_colors_changed', (event) => {
       const colors = event.payload;
 
       setLedStripStore({
@@ -57,6 +57,21 @@ function App() {
     });
   });
 
+  // listen to led_sorted_colors_changed event
+  createEffect(() => {
+    const unlisten = listen<Uint8ClampedArray>('led_sorted_colors_changed', (event) => {
+      const sortedColors = event.payload;
+
+      setLedStripStore({
+        sortedColors,
+      });
+    });
+
+    onCleanup(() => {
+      unlisten.then((unlisten) => unlisten());
+    });
+  });
+
   const [ledStripConfiguration, setLedStripConfiguration] = createStore<
     LedStripConfigurationContextType[0]
   >({

src/components/led-strip-part.tsx

@@ -16,6 +16,7 @@ import { useTippy } from 'solid-tippy';
 import { followCursor } from 'tippy.js';
 import { LedStripConfig } from '../models/led-strip-config';
 import { LedStripConfigurationContext } from '../contexts/led-strip-configuration.context';
+import { ledStripStore } from '../stores/led-strip.store';
 
 type LedStripPartProps = {
   config?: LedStripConfig | null;
@@ -55,44 +56,31 @@ export const LedStripPart: Component<LedStripPartProps> = (props) => {
   const [ledSamplePoints, setLedSamplePoints] = createSignal();
   const [colors, setColors] = createSignal<string[]>([]);
 
-  // get led strip colors when screenshot updated
+  // update led strip colors from global store
   createEffect(() => {
-    const samplePoints = ledSamplePoints();
-    if (!localProps.config || !samplePoints) {
+    if (!localProps.config) {
       return;
     }
 
-    let pendingCount = 0;
-    const unlisten = listen<{
-      base64_image: string;
-      display_id: number;
-      height: number;
-      width: number;
-    }>('encoded-screenshot-updated', (event) => {
-      if (event.payload.display_id !== localProps.config!.display_id) {
-        return;
-      }
-      if (pendingCount >= 1) {
-        return;
-      }
-      pendingCount++;
+    const index = ledStripStore.strips.findIndex(
+      (s) =>
+        s.display_id === localProps.config!.display_id &&
+        s.border === localProps.config!.border,
+    );
 
-      invoke<string[]>('get_one_edge_colors', {
-        samplePoints,
-        displayId: event.payload.display_id,
-      })
-        .then((colors) => {
+    if (index === -1) {
+      return;
+    }
+
+    const mapper = ledStripStore.mappers[index];
+    if (!mapper) {
+      return;
+    }
+
+    const offset = mapper.pos;
+
+    const colors = ledStripStore.colors.slice(offset, offset + localProps.config.len);
     setColors(colors);
-        })
-        .finally(() => {
-          pendingCount--;
-        });
-    });
-    subscribeScreenshotUpdate(localProps.config.display_id);
-
-    onCleanup(() => {
-      unlisten.then((unlisten) => unlisten());
-    });
   });
 
   // get led strip sample points

src/components/led-strip-parts-sorter.tsx

@@ -12,21 +12,18 @@ import { LedStripConfig, LedStripPixelMapper } from '../models/led-strip-config'
 import { ledStripStore } from '../stores/led-strip.store';
 import { invoke } from '@tauri-apps/api';
 import { LedStripConfigurationContext } from '../contexts/led-strip-configuration.context';
+import background from '../assets/transparent-grid-background.svg?url';
 
 const SorterItem: Component<{ strip: LedStripConfig; mapper: LedStripPixelMapper }> = (
   props,
 ) => {
-  const [fullLeds, setFullLeds] = createSignal<string[]>([]);
+  const [fullLeds, setFullLeds] = createSignal<Array<string | null>>([]);
   const [dragging, setDragging] = createSignal<boolean>(false);
   const [dragStart, setDragStart] = createSignal<{ x: number; y: number } | null>(null);
   const [dragCurr, setDragCurr] = createSignal<{ x: number; y: number } | null>(null);
   const [dragStartIndex, setDragStartIndex] = createSignal<number>(0);
   const [, { setSelectedStripPart }] = useContext(LedStripConfigurationContext);
 
-  const totalLedCount = createMemo(() => {
-    return ledStripStore.strips.reduce((acc, strip) => acc + strip.len, 0);
-  });
-
   const move = (targetStart: number) => {
     if (targetStart === props.mapper.start) {
       return;
@@ -70,7 +67,8 @@ const SorterItem: Component<{ strip: LedStripConfig; mapper: LedStripPixelMapper
     }
     setDragCurr({ x: ev.clientX, y: ev.clientY });
 
-    const cellWidth = (ev.currentTarget as HTMLDivElement).clientWidth / totalLedCount();
+    const cellWidth =
+      (ev.currentTarget as HTMLDivElement).clientWidth / ledStripStore.totalLedCount;
     const diff = ev.clientX - dragStart()!.x;
     const moved = Math.round(diff / cellWidth);
     if (moved === 0) {
@@ -85,12 +83,14 @@ const SorterItem: Component<{ strip: LedStripConfig; mapper: LedStripPixelMapper
 
   // update fullLeds
   createEffect(() => {
-    const fullLeds = new Array(totalLedCount()).fill('rgba(255,255,255,0.5)');
+    const fullLeds = new Array(ledStripStore.totalLedCount).fill(null);
 
-    for (let i = props.mapper.start, j = 0; i < props.mapper.end; i++, j++) {
-      fullLeds[i] = `rgb(${ledStripStore.colors[i * 3]}, ${
-        ledStripStore.colors[i * 3 + 1]
-      }, ${ledStripStore.colors[i * 3 + 2]})`;
+    for (
+      let i = props.mapper.start, j = props.mapper.pos;
+      i < props.mapper.end;
+      i++, j++
+    ) {
+      fullLeds[i] = ledStripStore.colors[j];
     }
     setFullLeds(fullLeds);
   });
@@ -114,11 +114,12 @@ const SorterItem: Component<{ strip: LedStripConfig; mapper: LedStripPixelMapper
         {(it) => (
           <div
             class="flex-auto flex h-full w-full justify-center items-center relative"
-            title={it}
+            title={it ?? ''}
           >
             <div
-              class="absolute top-1/2 -translate-y-1/2 h-2.5 w-2.5 rounded-full ring-1 ring-stone-300"
-              style={{ background: it }}
+              class="absolute top-1/2 -translate-y-1/2 h-2.5 w-2.5 rounded-full ring-1 ring-stone-100"
+              classList={{ 'ring-stone-300/50': !it }}
+              style={{ background: it ?? 'transparent' }}
             />
           </div>
         )}
@@ -131,15 +132,13 @@ const SorterResult: Component = () => {
   const [fullLeds, setFullLeds] = createSignal<string[]>([]);
 
   createEffect(() => {
-    const strips = ledStripStore.strips;
-    const totalLedCount = strips.reduce((acc, strip) => acc + strip.len, 0);
-    const fullLeds = new Array(totalLedCount).fill('rgba(255,255,255,0.5)');
+    const fullLeds = new Array(ledStripStore.totalLedCount).fill('rgba(255,255,255,0.1)');
 
     ledStripStore.mappers.forEach((mapper) => {
       for (let i = mapper.start, j = 0; i < mapper.end; i++, j++) {
-        fullLeds[i] = `rgb(${ledStripStore.colors[i * 3]}, ${
-          ledStripStore.colors[i * 3 + 1]
-        }, ${ledStripStore.colors[i * 3 + 2]})`;
+        fullLeds[i] = `rgb(${ledStripStore.sortedColors[i * 3]}, ${
+          ledStripStore.sortedColors[i * 3 + 1]
+        }, ${ledStripStore.sortedColors[i * 3 + 2]})`;
       }
     });
     setFullLeds(fullLeds);
@@ -168,7 +167,12 @@ export const LedStripPartsSorter: Component = () => {
   const context = createContext();
 
   return (
-    <div class="select-none overflow-hidden">
+    <div
+      class="select-none overflow-hidden"
+      style={{
+        'background-image': `url(${background})`,
+      }}
+    >
       <SorterResult />
       <For each={ledStripStore.strips}>
         {(strip, index) => (

src/models/led-strip-config.ts

@@ -3,6 +3,7 @@ import { Borders } from '../constants/border';
 export type LedStripPixelMapper = {
   start: number;
   end: number;
+  pos: number;
 };
 
 export type LedStripConfigContainer = {

src/stores/led-strip.store.tsx

@@ -1,10 +1,12 @@
 import { createStore } from 'solid-js/store';
-import { DisplayConfig } from '../models/display-config';
 import { LedStripConfig, LedStripPixelMapper } from '../models/led-strip-config';
 
 export const [ledStripStore, setLedStripStore] = createStore({
-  displays: new Array<DisplayConfig>(),
   strips: new Array<LedStripConfig>(),
   mappers: new Array<LedStripPixelMapper>(),
-  colors: new Uint8ClampedArray(),
+  colors: new Array<string>(),
+  sortedColors: new Uint8ClampedArray(),
+  get totalLedCount() {
+    return Math.max(0, ...ledStripStore.mappers.map((m) => Math.max(m.start, m.end)));
+  },
 });