babel-plugin-macros.config.cjs

@@ -0,0 +1,5 @@
+module.exports = {
+  twin: {
+    preset: 'emotion',
+  },
+};

package.json

@@ -10,27 +10,44 @@
     "tauri": "tauri"
   },
   "dependencies": {
-    "@tauri-apps/api": "^1.1.0",
+    "@emotion/react": "^11.10.5",
+    "@emotion/styled": "^11.10.5",
+    "@fortawesome/fontawesome-svg-core": "^6.2.1",
+    "@fortawesome/free-regular-svg-icons": "^6.2.1",
+    "@fortawesome/free-solid-svg-icons": "^6.2.1",
+    "@fortawesome/react-fontawesome": "^0.2.0",
+    "@mui/material": "^5.11.4",
+    "@tauri-apps/api": "^1.2.0",
     "clsx": "^1.2.1",
+    "debug": "^4.3.4",
+    "ramda": "^0.28.0",
     "react": "^18.2.0",
+    "react-async-hook": "^4.0.0",
     "react-dom": "^18.2.0"
   },
   "devDependencies": {
-    "@tauri-apps/cli": "^1.1.0",
+    "@babel/plugin-transform-react-jsx": "^7.20.7",
-    "@types/node": "^18.7.10",
+    "@emotion/babel-plugin-jsx-pragmatic": "^0.2.0",
-    "@types/react": "^18.0.15",
+    "@emotion/serialize": "^1.1.1",
-    "@types/react-dom": "^18.0.6",
+    "@tauri-apps/cli": "^1.2.2",
-    "@vitejs/plugin-react": "^2.0.0",
+    "@types/debug": "^4.1.7",
+    "@types/node": "^18.11.18",
+    "@types/ramda": "^0.28.20",
+    "@types/react": "^18.0.26",
+    "@types/react-dom": "^18.0.10",
+    "@vitejs/plugin-react": "^2.2.0",
     "autoprefixer": "^10.4.13",
-    "eslint-config-prettier": "^8.5.0",
+    "babel-plugin-macros": "^3.1.0",
-    "eslint-plugin-import": "^2.26.0",
+    "eslint-config-prettier": "^8.6.0",
-    "eslint-plugin-jsx-a11y": "^6.6.1",
+    "eslint-plugin-import": "^2.27.4",
+    "eslint-plugin-jsx-a11y": "^6.7.1",
     "eslint-plugin-prettier": "^4.2.1",
     "eslint-plugin-simple-import-sort": "^8.0.0",
-    "postcss": "^8.4.19",
+    "postcss": "^8.4.21",
-    "prettier": "^2.7.1",
+    "prettier": "^2.8.3",
     "tailwindcss": "^3.2.4",
-    "typescript": "^4.6.4",
+    "twin.macro": "^3.1.0",
-    "vite": "^3.0.2"
+    "typescript": "^4.9.4",
+    "vite": "^3.2.5"
   }
 }

postcss.config.cjs

@@ -1,6 +0,0 @@
-module.exports = {
-  plugins: {
-    tailwindcss: {},
-    autoprefixer: {},
-  },
-}

src-tauri/Cargo.toml

@@ -33,6 +33,8 @@ time = { version = "0.3.17", features = ["formatting"] }
 color_space = "0.5.3"
 futures = "0.3.25"
 either = "1.8.0"
+image = "0.24.5"
+mdns = "3.0.0"
 
 [features]
 # by default Tauri runs in production mode
@@ -41,3 +43,6 @@ default = [ "custom-protocol" ]
 # this feature is used used for production builds where `devPath` points to the filesystem
 # DO NOT remove this
 custom-protocol = [ "tauri/custom-protocol" ]
+
+[dev-dependencies]
+test_dir = "0.2.0"

src-tauri/src/core/core.rs

@@ -1,27 +1,28 @@
-use futures::{future::join_all, stream::FuturesUnordered, StreamExt};
+use futures::future::join_all;
 use once_cell::sync::OnceCell;
-use paris::info;
+use paris::{error, info, warn};
 use serde::{Deserialize, Serialize};
-use serde_json::value::Index;
+
-use std::{collections::HashMap, iter::Map, sync::Arc, thread, time::Duration};
+use std::{
+    collections::{HashMap, HashSet},
+    sync::Arc,
+    time::Duration,
+};
 use tauri::async_runtime::RwLock;
 use tokio::{
-    join,
     sync::mpsc,
-    task,
     time::{sleep, Instant},
 };
-use tracing::warn;
 
 use crate::{
     picker::{
-        config::DisplayConfig, display_picker::DisplayPicker, led_color::LedColor, manager::Picker,
+        self, config::DisplayConfig, display_picker::DisplayPicker, led_color::LedColor,
         screenshot::Screenshot,
     },
     rpc,
 };
 
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Clone, Copy)]
 pub enum AmbientLightMode {
     None,
     Follow,
@@ -40,25 +41,25 @@ impl CoreManager {
             ambient_light_mode: Arc::new(RwLock::new(AmbientLightMode::None)),
         });
 
-        tokio::spawn(async {
-            loop {
-                core.play_flowing_light().await;
-                match core.play_follow().await {
-                    Ok(_) => {}
-                    Err(error) => {
-                        warn!("Can not following displays. {}", error);
-                        sleep(Duration::from_millis(1000)).await;
-                    }
-                };
-                sleep(Duration::from_millis(10)).await;
-            }
-        });
         core
     }
 
     pub async fn set_ambient_light(&self, target_mode: AmbientLightMode) {
         let mut mode = self.ambient_light_mode.write().await;
         *mode = target_mode;
+
+        drop(mode);
+
+        match target_mode {
+            AmbientLightMode::Flowing => self.play_flowing_light().await,
+            AmbientLightMode::None => {}
+            AmbientLightMode::Follow => match self.play_follow().await {
+                Ok(_) => {}
+                Err(error) => {
+                    warn!("Can not following displays. {}", error);
+                }
+            },
+        };
     }
 
     pub async fn play_flowing_light(&self) {
@@ -91,15 +92,17 @@ impl CoreManager {
     }
 
     pub async fn play_follow(&self) -> anyhow::Result<()> {
-        let lock = self.ambient_light_mode.read().await;
         let mut futs = vec![];
-        if let AmbientLightMode::Follow = *lock {
+        let configs = picker::config::Manager::global().reload_config().await;
-            drop(lock);
+        let configs = match configs {
-            let configs = Picker::global().display_configs.lock().await;
+            Ok(c) => c.display_configs,
+            Err(err) => anyhow::bail!("can not get display configs. {:?}", err),
+        };
+        info!("piker display configs: {:?}", configs);
 
         let (tx, mut rx) = mpsc::channel(10);
 
-            for config in configs.to_owned() {
+        for config in configs.clone() {
             let tx = tx.clone();
             let fut = tokio::spawn(async move {
                 match Self::follow_display_by_config(config, tx).await {
@@ -112,35 +115,83 @@ impl CoreManager {
             futs.push(fut);
         }
 
-            let configs = configs.clone();
+        let total_colors_count = configs
-
+            .iter()
+            .flat_map(|c| {
+                vec![
+                    c.led_strip_of_borders.top,
+                    c.led_strip_of_borders.bottom,
+                    c.led_strip_of_borders.left,
+                    c.led_strip_of_borders.right,
+                ]
+            })
+            .flat_map(|l| match l {
+                Some(l) => (l.global_start_position.min(l.global_end_position)
+                    ..l.global_start_position.max(l.global_end_position))
+                    .collect(),
+                None => {
+                    vec![]
+                }
+            })
+            .collect::<HashSet<_>>()
+            .len();
         tokio::spawn(async move {
-                let mut global_colors = HashMap::new();
+            let mut global_sub_pixels = HashMap::new();
             while let Some(screenshot) = rx.recv().await {
                 let start_at = Instant::now();
-                    match screenshot.get_top_colors().await {
+                let colors = screenshot.get_colors();
-                        Ok(colors) => {
+                let config = screenshot.get_config();
-                            let start = screenshot.get_top_of_led_start_at().min(screenshot.get_top_of_led_end_at());
+                for (colors, config) in vec![
-
+                    (colors.top, config.led_strip_of_borders.top),
-                            let colors_len = colors.len();
+                    (colors.right, config.led_strip_of_borders.right),
+                    (colors.bottom, config.led_strip_of_borders.bottom),
+                    (colors.left, config.led_strip_of_borders.left),
+                ] {
+                    match config {
+                        Some(config) => {
+                            let (sign, start) =
+                                if config.global_start_position <= config.global_end_position {
+                                    (1, config.global_start_position as isize * 3)
+                                } else {
+                                    (-1, (config.global_start_position as isize + 1) * 3 - 1)
+                                };
                             for (index, color) in colors.into_iter().enumerate() {
-                                global_colors.insert(index + start, color);
+                                let pixel_index = index / 3;
+                                let sub_pixel_index = index % 3;
+                                let offset = if sign < 0 {
+                                    2 - sub_pixel_index
+                                } else {
+                                    sub_pixel_index
+                                };
+                                let global_sub_pixel_index =
+                                    (sign * (pixel_index as isize * 3 + offset as isize) + start)
+                                        as usize;
+                                global_sub_pixels.insert(global_sub_pixel_index, color);
+                            }
+                        }
+                        None => {}
+                    }
                 }
 
-                            info!("led count: {}, spend: {:?}", global_colors.len(), start_at.elapsed());
+                // info!(
+                //     "led count: {}, spend: {:?}",
+                //     global_sub_pixels.len(),
+                //     start_at.elapsed()
+                // );
 
-                            if global_colors.len() == 60 {
+                if global_sub_pixels.len() >= total_colors_count * 3 {
                     let mut colors = vec![];
-                                for index in 0..global_colors.len() {
+                    for index in 0..global_sub_pixels.len() {
-                                    colors.push(*global_colors.get(&index).unwrap());
+                        colors.push(*global_sub_pixels.get(&index).unwrap());
                     }
-                                global_colors = HashMap::new();
+                    // info!("{:?}", colors);
+                    global_sub_pixels = HashMap::new();
                     match rpc::manager::Manager::global()
-                                    .publish_led_colors(&colors)
+                        .publish_led_sub_pixels(colors)
                         .await
                     {
                         Ok(_) => {
-                                        info!("publish successful",);
+                            // info!("publish successful",);
                         }
                         Err(error) => {
                             warn!("publish led colors failed. {}", error);
@@ -148,16 +199,9 @@ impl CoreManager {
                     }
                 }
             }
-                        Err(_) => {}
-                    };
-                }
         });
 
         join_all(futs).await;
-        } else {
-            drop(lock);
-            return Ok(());
-        }
 
         Ok(())
     }
@@ -176,18 +220,18 @@ impl CoreManager {
             if let AmbientLightMode::Follow = *lock {
                 drop(lock);
                 let screenshot = picker.take_screenshot()?;
-                info!("Take Screenshot Spend: {:?}", start.elapsed());
+                // info!("Take Screenshot Spend: {:?}", start.elapsed());
-                tx.send(screenshot).await;
+                match tx.send(screenshot).await {
+                    Ok(_) => {}
+                    Err(err) => {
+                        error!("send screenshot to main thread was failed. {:?}", err);
+                    }
+                };
             } else {
                 break;
             }
             tokio::time::sleep_until(next_tick).await;
         }
-
-        // // Picker::global().take_screenshots_for_all().await?;
-        // // let colors = Picker::global().get_led_strip_colors().await?;
-
-        // // let colors = colors.into_iter().rev().collect();
         Ok(())
     }
 }

src-tauri/src/main.rs

@@ -2,6 +2,7 @@
     all(not(debug_assertions), target_os = "windows"),
     windows_subsystem = "windows"
 )]
+#![feature(bool_to_option)]
 
 mod core;
 mod picker;
@@ -10,23 +11,20 @@ mod rpc;
 use crate::core::AmbientLightMode;
 use crate::core::CoreManager;
 use paris::*;
-use picker::led_color::LedColor;
+use picker::config::DisplayConfig;
 use picker::manager::Picker;
-use std::vec;
+use picker::screenshot::ScreenshotDto;
+use tauri::async_runtime::Mutex;
+use once_cell::sync::OnceCell;
+
+static GET_SCREENSHOT_LOCK: OnceCell<Mutex<bool>> = OnceCell::new();
 
 #[tauri::command]
-async fn refresh_displays() {
+async fn take_snapshot() -> Vec<ScreenshotDto> {
-    match Picker::global().refresh_displays().await {
+    info!("Hi?");
-        Ok(_) => {}
+    let _lock = GET_SCREENSHOT_LOCK.get_or_init(|| Mutex::new(false)).lock().await;
-        Err(error) => {
+    info!("Hi!");
-            error!("{}", error)
+    let manager = Picker::global().await;
-        }
-    }
-}
-
-#[tauri::command]
-async fn take_snapshot() -> Vec<String> {
-    let manager = Picker::global();
 
     let start = time::Instant::now();
     let base64_bitmap_list = match manager.list_displays().await {
@@ -40,21 +38,45 @@ async fn take_snapshot() -> Vec<String> {
             vec![]
         }
     };
-    info!("截图花费 {} s", start.elapsed().as_seconds_f32());
+    info!("截图耗时 {} s", start.elapsed().as_seconds_f32());
     base64_bitmap_list
 }
 
 #[tauri::command]
-async fn get_led_strip_colors() -> Result<Vec<LedColor>, String> {
+async fn get_screenshot_by_config(config: DisplayConfig) -> Result<ScreenshotDto, String> {
-    let colors = Picker::global().get_led_strip_colors().await;
+    info!("Hi?");
-    match colors {
+    // let _lock = GET_SCREENSHOT_LOCK.get_or_init(|| Mutex::new(false)).lock().await;
-        Ok(colors) => {
+    // info!("Hi!");
-            rpc::manager::Manager::global()
+    let start = time::Instant::now();
-                .publish_led_colors(&colors.to_vec())
+    let screenshot_dto = Picker::preview_display_by_config(config).await;
-                .await;
+    info!("截图耗时 {} s", start.elapsed().as_seconds_f32());
-            Ok(colors)
+    match screenshot_dto {
+        Ok(screenshot_dto) => Ok(screenshot_dto),
+        Err(error) => {
+            error!("preview_display_by_config failed. {}", error);
+            Err(format!("preview_display_by_config failed. {}", error))
+        }
+    }
+}
+
+#[tauri::command]
+async fn get_picker_config() -> picker::config::Configuration {
+    let configuration = picker::config::Manager::global().get_config().await;
+    info!("configuration: {:?}", configuration);
+    configuration
+}
+#[tauri::command]
+async fn write_picker_config(config: picker::config::Configuration) -> Result<(), String> {
+    let manager = picker::config::Manager::global();
+    let path = picker::config::Manager::get_config_file_path();
+    info!("log save in {:?}", path.to_str());
+    manager.set_config(&config).await;
+    match picker::config::Manager::write_config_to_disk(path, &config) {
+        Ok(_) => Ok(()),
+        Err(err) => {
+            error!("can not write picker config. {:?}", err);
+            Err(format!("can not write picker config. {:?}", err))
         }
-        Err(error) => Err(format!("{}", error)),
     }
 }
 
@@ -62,7 +84,7 @@ async fn get_led_strip_colors() -> Result<Vec<LedColor>, String> {
 async fn play_mode(target_mode: AmbientLightMode) {
     info!("target mode: {:?}", target_mode);
 
-    CoreManager::global().set_ambient_light(target_mode).await;
+    tokio::spawn(async move { CoreManager::global().set_ambient_light(target_mode).await });
 }
 
 #[tokio::main]
@@ -71,9 +93,10 @@ async fn main() {
     tauri::Builder::default()
         .invoke_handler(tauri::generate_handler![
             take_snapshot,
-            refresh_displays,
-            get_led_strip_colors,
             play_mode,
+            get_picker_config,
+            get_screenshot_by_config,
+            write_picker_config,
         ])
         .run(tauri::generate_context!())
         .expect("error while running tauri application");

src-tauri/src/picker/config.rs

@@ -1,58 +0,0 @@
-#[derive(Clone, Copy)]
-pub struct LedStripConfig {
-    pub index: usize,
-    pub global_start_position: usize,
-    pub global_end_position: usize,
-}
-
-#[derive(Clone, Copy)]
-pub struct DisplayConfig {
-    pub index_of_display: usize,
-    pub display_width: usize,
-    pub display_height: usize,
-    pub top_led_strip: LedStripConfig,
-    pub bottom_led_strip: LedStripConfig,
-    pub left_led_strip: LedStripConfig,
-    pub right_led_strip: LedStripConfig,
-}
-
-#[derive(Clone, Copy)]
-pub enum LedFlowX {
-    LR, // from left to right
-    RL, // from right to left
-}
-#[derive(Clone, Copy)]
-pub enum LedFlowY {
-    TB, // from top to bottom
-    BT, // from bottom to top
-}
-
-impl DisplayConfig {
-    pub fn default(index_of_display: usize, display_width: usize, display_height: usize) -> Self {
-        Self {
-            index_of_display,
-            display_width,
-            display_height,
-            top_led_strip: LedStripConfig {
-                index: 0,
-                global_start_position: 0,
-                global_end_position: 0,
-            },
-            bottom_led_strip: LedStripConfig {
-                index: 0,
-                global_start_position: 0,
-                global_end_position: 0,
-            },
-            left_led_strip: LedStripConfig {
-                index: 0,
-                global_start_position: 0,
-                global_end_position: 0,
-            },
-            right_led_strip: LedStripConfig {
-                index: 0,
-                global_start_position: 0,
-                global_end_position: 0,
-            },
-        }
-    }
-}

src-tauri/src/picker/config/display_config.rs

@@ -0,0 +1,53 @@
+use serde::{Deserialize, Serialize};
+
+#[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,
+    pub global_start_position: usize,
+    pub global_end_position: usize,
+}
+
+#[derive(Clone, Copy, Serialize, Deserialize, Debug)]
+pub struct DisplayConfig {
+    pub id: usize,
+    pub index_of_display: usize,
+    pub display_width: usize,
+    pub display_height: usize,
+    pub led_strip_of_borders: LedStripConfigOfBorders,
+}
+
+impl LedStripConfigOfBorders {
+    pub fn default() -> Self {
+        Self {
+            top: None,
+            bottom: None,
+            left: None,
+            right: None,
+        }
+    }
+}
+
+impl DisplayConfig {
+    pub fn default(
+        id: usize,
+        index_of_display: usize,
+        display_width: usize,
+        display_height: usize,
+    ) -> Self {
+        Self {
+            id,
+            index_of_display,
+            display_width,
+            display_height,
+            led_strip_of_borders: LedStripConfigOfBorders::default(),
+        }
+    }
+}

src-tauri/src/picker/config/manger.rs

@@ -0,0 +1,147 @@
+use std::{
+    env::current_dir,
+    fs::{self, File},
+    io::Read,
+    path::PathBuf,
+    sync::Arc,
+};
+
+use once_cell::sync::OnceCell;
+use paris::info;
+use serde::{Deserialize, Serialize};
+use tauri::{api::path::config_dir, async_runtime::Mutex};
+
+use super::DisplayConfig;
+
+#[derive(Serialize, Deserialize, Clone, Debug)]
+pub struct Configuration {
+    pub config_version: u8,
+    pub display_configs: Vec<DisplayConfig>,
+}
+
+impl Configuration {
+    pub fn default() -> Self {
+        Self {
+            config_version: 1,
+            display_configs: vec![],
+        }
+    }
+}
+
+pub struct Manager {
+    config: Arc<Mutex<Configuration>>,
+}
+
+impl Manager {
+    pub fn global() -> &'static Manager {
+        static DISPLAY_CONFIG_MANAGE: OnceCell<Manager> = OnceCell::new();
+
+        DISPLAY_CONFIG_MANAGE.get_or_init(|| Self::init_from_disk())
+    }
+
+    pub fn default() -> Self {
+        Self::new(Configuration::default())
+    }
+
+    pub fn new(config: Configuration) -> Self {
+        Self {
+            config: Arc::new(Mutex::new(config)),
+        }
+    }
+
+    pub fn get_config_file_path() -> PathBuf {
+        config_dir()
+            .unwrap_or(current_dir().unwrap())
+            .join("display_config.json")
+    }
+
+    pub fn init_from_disk() -> Self {
+        let config_file_path = Self::get_config_file_path();
+        match Self::read_config_from_disk(config_file_path) {
+            Ok(config) => Self::new(config),
+            Err(_) => Self::default(),
+        }
+    }
+
+    pub fn read_config_from_disk(config_file_path: PathBuf) -> anyhow::Result<Configuration> {
+        let mut file = File::open(config_file_path)
+            .map_err(|error| anyhow::anyhow!("config file is not existed. {}", error))?;
+        let mut contents = String::new();
+        file.read_to_string(&mut contents)
+            .map_err(|error| anyhow::anyhow!("can not read config file. {}", error))?;
+        serde_json::from_str(&contents)
+            .map_err(|error| anyhow::anyhow!("can not parse config file contents. {}", error))
+    }
+
+    pub fn write_config_to_disk(
+        config_file_path: PathBuf,
+        config: &Configuration,
+    ) -> anyhow::Result<()> {
+        let contents = serde_json::to_string(config)
+            .map_err(|error| anyhow::anyhow!("can not serialize config. {}", error))?;
+        info!("contents: {}", contents);
+        fs::write(config_file_path, contents.as_bytes())
+            .map_err(|error| anyhow::anyhow!("can not write config file. {}", error))?;
+        Ok(())
+    }
+
+    pub async fn get_config(&self) -> Configuration {
+        self.config.lock().await.clone()
+    }
+    pub async fn set_config(&self, new_config: &Configuration) {
+        let mut config = self.config.lock().await;
+        *config = new_config.clone();
+    }
+    pub async fn reload_config(&self) -> anyhow::Result<Configuration> {
+        let mut config = self.config.lock().await;
+        let new_config = Self::read_config_from_disk(Self::get_config_file_path())
+            .map_err(|err| anyhow::anyhow!("can not reload config. {:?}", err))?;
+        *config = new_config.clone();
+        return anyhow::Ok(new_config);
+    }
+}
+
+#[cfg(test)]
+mod tests {
+
+    use std::fs;
+
+    use serde_json::json;
+    use test_dir::{DirBuilder, TestDir};
+
+    use crate::picker::config::Configuration;
+
+    #[tokio::test]
+    async fn write_config_to_disk_should_be_successful() {
+        let temp = TestDir::temp().create("config_dir", test_dir::FileType::Dir);
+        let config_file_path = temp.path("config_dir").join("picker.config.json");
+        let manager = crate::picker::config::manger::Manager::default();
+        crate::picker::config::manger::Manager::write_config_to_disk(
+            config_file_path.clone(),
+            &Configuration::default(),
+        )
+        .unwrap();
+
+        let contents = fs::read_to_string(config_file_path.clone()).unwrap();
+        let _config: Configuration = serde_json::from_str(contents.as_str()).unwrap();
+    }
+
+    #[test]
+    fn read_config_to_disk_should_be_successful() {
+        let temp = TestDir::temp().create("config_dir", test_dir::FileType::Dir);
+        let config_file_path = temp.path("config_dir").join("picker.config.json");
+        fs::write(
+            config_file_path.clone(),
+            json!({
+                "config_version": 1,
+                "display_configs": []
+            })
+            .to_string()
+            .as_bytes(),
+        )
+        .unwrap();
+        let _manager =
+            crate::picker::config::manger::Manager::read_config_from_disk(config_file_path.clone())
+                .unwrap();
+    }
+}

src-tauri/src/picker/config/mod.rs

@@ -0,0 +1,5 @@
+mod display_config;
+mod manger;
+
+pub use display_config::*;
+pub use manger::*;

src-tauri/src/picker/led_color.rs

@@ -1,7 +1,7 @@
 use color_space::{Hsv, Rgb};
 use serde::Serialize;
 
-#[derive(Clone, Copy)]
+#[derive(Clone, Copy, Debug)]
 pub struct LedColor {
     bits: [u8; 3],
 }

src-tauri/src/picker/manager.rs

@@ -1,18 +1,18 @@
 use futures::{stream::FuturesUnordered, StreamExt};
-use once_cell::sync::OnceCell;
 use paris::info;
 use scrap::Display;
 use std::sync::Arc;
-use tokio::{sync::Mutex, task};
+use tokio::{
-
+    sync::{Mutex, OnceCell},
-use crate::picker::{
+    task,
-    config::{LedFlowX, LedFlowY, LedStripConfig},
-    screen::Screen,
 };
 
+use crate::picker::{config, screen::Screen};
+
 use super::{
-    config::DisplayConfig, display_picker::DisplayPicker, led_color::LedColor,
+    config::DisplayConfig,
-    screenshot::Screenshot,
+    display_picker::DisplayPicker,
+    screenshot::{Screenshot, ScreenshotDto},
 };
 
 pub struct Picker {
@@ -22,90 +22,43 @@ pub struct Picker {
 }
 
 impl Picker {
-    pub fn global() -> &'static Picker {
+    pub async fn global() -> &'static Picker {
-        static SCREEN_COLOR_PICKER: OnceCell<Picker> = OnceCell::new();
+        static SCREEN_COLOR_PICKER: OnceCell<Picker> = OnceCell::const_new();
 
-        SCREEN_COLOR_PICKER.get_or_init(|| Picker {
+        SCREEN_COLOR_PICKER
+            .get_or_init(|| async {
+                let configs = config::Manager::global().get_config().await.display_configs;
+                info!("Global Picker use configs. {:?}", configs);
+                Picker {
                     screens: Arc::new(Mutex::new(vec![])),
                     screenshots: Arc::new(Mutex::new(vec![])),
-            display_configs: Arc::new(Mutex::new(vec![
+                    display_configs: Arc::new(Mutex::new(
-                DisplayConfig {
+                        configs,
-                    index_of_display: 1,
+                    )),
-                    display_width: 1920,
+                }
-                    display_height: 1200,
-                    top_led_strip: LedStripConfig {
-                        index: 1,
-                        global_start_position: 59,
-                        global_end_position: 32,
-                    },
-                    bottom_led_strip: LedStripConfig {
-                        index: 0,
-                        global_start_position: 0,
-                        global_end_position: 0,
-                    },
-                    left_led_strip: LedStripConfig {
-                        index: 0,
-                        global_start_position: 0,
-                        global_end_position: 0,
-                    },
-                    right_led_strip: LedStripConfig {
-                        index: 0,
-                        global_start_position: 0,
-                        global_end_position: 0,
-                    },
-                },
-                DisplayConfig {
-                    index_of_display: 0,
-                    display_width: 3008,
-                    display_height: 1692,
-                    top_led_strip: LedStripConfig {
-                        index: 0,
-                        global_start_position: 31,
-                        global_end_position: 0,
-                    },
-                    bottom_led_strip: LedStripConfig {
-                        index: 0,
-                        global_start_position: 0,
-                        global_end_position: 0,
-                    },
-                    left_led_strip: LedStripConfig {
-                        index: 0,
-                        global_start_position: 0,
-                        global_end_position: 0,
-                    },
-                    right_led_strip: LedStripConfig {
-                        index: 0,
-                        global_start_position: 0,
-                        global_end_position: 0,
-                    },
-                },
-            ])),
             })
+            .await
     }
 
-    pub async fn list_displays(&self) -> anyhow::Result<Vec<String>> {
+    pub async fn list_displays(&self) -> anyhow::Result<Vec<ScreenshotDto>> {
-        let mut configs = self.display_configs.lock().await;
+        let mut configs = vec![];
-        let screenshots = self.screenshots.lock().await;
 
         let displays = Display::all()
             .map_err(|error| anyhow::anyhow!("Can not get all of displays. {}", error))?;
 
-        configs.clear();
+        // configs.clear();
         let mut futs = FuturesUnordered::new();
 
         for (index, display) in displays.iter().enumerate() {
             let height = display.height();
             let width = display.width();
-            let config = DisplayConfig::default(index, width, height);
+            let config = DisplayConfig::default(index, index, width, height);
             configs.push(config);
         }
 
-        for (index, display) in displays.iter().enumerate() {
+        for config in configs.iter() {
-            let height = display.height();
-            let width = display.width();
-            let config = configs[index];
             futs.push(async move {
-                let join = task::spawn(Self::preview_display_by_config(config));
+                let join = task::spawn(Self::preview_display_by_config(config.clone()));
                 join.await?
             });
         }
@@ -123,63 +76,12 @@ impl Picker {
         Ok(bitmap_string_list)
     }
 
-    pub async fn preview_display_by_config(config: DisplayConfig) -> anyhow::Result<String> {
+    pub async fn preview_display_by_config(config: DisplayConfig) -> anyhow::Result<ScreenshotDto> {
         let start = time::Instant::now();
         let mut picker = DisplayPicker::from_config(config)?;
         let screenshot = picker.take_screenshot()?;
         info!("Take Screenshot Spend: {}", start.elapsed());
 
-        anyhow::Ok(screenshot.to_webp_base64().await)
+        anyhow::Ok(screenshot.to_dto().await)
-    }
-
-    pub async fn refresh_displays(&self) -> anyhow::Result<()> {
-        // let displays = Display::all()
-        //     .map_err(|error| anyhow::anyhow!("Can not get all of displays. {}", error))?;
-        // let mut screens = self.screens.lock().await;
-        // let mut screenshots = self.screenshots.lock().await;
-        // screens.clear();
-        // info!("number of displays: {}", displays.len());
-        // for display in displays {
-        //     let height = display.height();
-        //     let width = display.width();
-        //     match Capturer::new(display) {
-        //         Ok(capturer) => screens.push(Screen::new(capturer, width, height)),
-        //         Err(error) => screens.push(Screen::new_failed(
-        //             anyhow::anyhow!("{}", error),
-        //             width,
-        //             height,
-        //         )),
-        //     };
-        //     screenshots.push(Screenshot::new(width, height));
-        // }
-
-        // screens.reverse();
-        // screenshots.reverse();
-
-        Ok(())
-    }
-
-    pub async fn take_screenshots_for_all(&self) -> anyhow::Result<Vec<Screenshot>> {
-        let mut screens = self.screens.lock().await;
-        let screenshots = self.screenshots.lock().await;
-        for (index, screen) in screens.iter_mut().enumerate() {
-            let bitmap = screen.take().map_err(|error| {
-                anyhow::anyhow!("take screenshot for display failed. {}", error)
-            })?;
-        }
-        Ok(screenshots.to_vec())
-    }
-
-    pub async fn get_led_strip_colors(&self) -> anyhow::Result<Vec<LedColor>> {
-        let screenshots = self.screenshots.lock().await;
-        let mut colors = Vec::new();
-        for screenshot in screenshots.iter() {
-            let result = screenshot
-                .get_top_colors()
-                .await
-                .map_err(|error| anyhow::anyhow!("get top colors failed. {}", error))?;
-            colors.extend_from_slice(&result);
-        }
-        Ok(colors)
     }
 }

src-tauri/src/picker/preview_manager.rs

@@ -0,0 +1,83 @@
+use futures::{stream::FuturesUnordered, StreamExt};
+use once_cell::sync::OnceCell;
+use paris::{info, warn};
+use scrap::Display;
+use std::{borrow::Borrow, sync::Arc};
+use tokio::{sync::Mutex, task};
+
+use crate::picker::{config, screen::Screen};
+
+use super::{
+    config::DisplayConfig,
+    display_picker::DisplayPicker,
+    manager::Picker,
+    screenshot::{Screenshot, ScreenshotDto},
+};
+
+pub struct PreviewPicker {
+    pub pickers: Arc<Mutex<Vec<Arc<Mutex<DisplayPicker>>>>>,
+    pub screenshots: Arc<Mutex<Vec<Screenshot>>>,
+}
+
+impl PreviewPicker {
+    pub fn global() -> &'static PreviewPicker {
+        static SCREEN_COLOR_PREVIEW_PICKER: OnceCell<PreviewPicker> = OnceCell::new();
+
+        SCREEN_COLOR_PREVIEW_PICKER.get_or_init(|| PreviewPicker {
+            pickers: Arc::new(Mutex::new(vec![])),
+            screenshots: Arc::new(Mutex::new(vec![])),
+        })
+    }
+
+    pub async fn list_displays(&self) {
+        let mut pickers = self.pickers.lock().await;
+        let displays = Display::all()
+            .map_err(|error| anyhow::anyhow!("Can not get all of displays. {}", error))?;
+
+        let mut configs = vec![];
+        let mut futs = FuturesUnordered::new();
+
+        for (index, display) in displays.iter().enumerate() {
+            let height = display.height();
+            let width = display.width();
+            let config = DisplayConfig::default(index, width, height);
+            configs.push(config);
+        }
+
+        for config in configs.iter() {
+            let picker = DisplayPicker::from_config(*config);
+            match picker {
+                Ok(picker) => {
+                    pickers.push(Arc::new(Mutex::new(picker)));
+                }
+                Err(_) => {
+                    warn!(
+                        "can not create DisplayPicker from config. config: {:?}",
+                        config
+                    );
+                }
+            }
+        }
+    }
+
+    pub async fn get_screenshot_by_config(
+        &self,
+        config: DisplayConfig,
+    ) -> anyhow::Result<ScreenshotDto> {
+        let start = time::Instant::now();
+        let mut picker = DisplayPicker::from_config(config)?;
+        let screenshot = picker.take_screenshot()?;
+        info!("Take Screenshot Spend: {}", start.elapsed());
+
+        anyhow::Ok(screenshot.to_dto().await)
+    }
+
+    pub async fn preview_display_by_config(config: DisplayConfig) -> anyhow::Result<ScreenshotDto> {
+        let start = time::Instant::now();
+        let mut picker = DisplayPicker::from_config(config)?;
+        let screenshot = picker.take_screenshot()?;
+        info!("Take Screenshot Spend: {}", start.elapsed());
+
+        anyhow::Ok(screenshot.to_dto().await)
+    }
+}

src-tauri/src/picker/screenshot.rs

@@ -1,127 +1,286 @@
-use std::ops::Range;
+use image::ImageBuffer;
+use image::{ImageOutputFormat, Rgb};
+use paris::{error, info};
+use serde::{Deserialize, Serialize};
+use std::iter;
+use std::time::SystemTime;
 
-use color_space::{Hsv, Rgb};
+use super::{config::DisplayConfig, led_color::LedColor};
-use either::Either;
 
-use super::{
+type Point = (usize, usize);
-    config::{DisplayConfig, LedStripConfig},
+type LedSamplePoints = Vec<Point>;
-    led_color::LedColor,
-};
 
-#[derive(Clone)]
+#[derive(Clone, Serialize, Deserialize, Debug)]
+struct ScreenSamplePoints {
+    pub top: Vec<LedSamplePoints>,
+    pub bottom: Vec<LedSamplePoints>,
+    pub left: Vec<LedSamplePoints>,
+    pub right: Vec<LedSamplePoints>,
+}
+
+#[derive(Clone, Serialize, Deserialize, Debug)]
 pub struct Screenshot {
     bitmap: Vec<u8>,
     config: DisplayConfig,
+    sample_points: ScreenSamplePoints,
 }
 
 impl Screenshot {
     pub fn new(bitmap: Vec<u8>, config: DisplayConfig) -> Self {
-        Self { bitmap, config }
+        Self {
+            bitmap,
+            config,
+            sample_points: Self::get_sample_points(config),
+        }
     }
 
-    pub async fn get_top_colors(&self) -> anyhow::Result<Vec<LedColor>> {
+    fn get_sample_points(config: DisplayConfig) -> ScreenSamplePoints {
-        self.get_x_colors(XPosition::Top, self.config.top_led_strip)
+        let top = match config.led_strip_of_borders.top {
-            .await
+            Some(led_strip_config) => Self::get_one_edge_sample_points(
-    }
+                config.display_height / 8,
-    pub async fn get_bottom_colors(&self) -> anyhow::Result<Vec<LedColor>> {
+                config.display_width,
-        self.get_x_colors(XPosition::Bottom, self.config.bottom_led_strip)
+                led_strip_config
-            .await
-    }
-
-    pub fn get_top_of_led_start_at(&self) -> usize {
-        self.config.top_led_strip.global_start_position
-    }
-    pub fn get_top_of_led_end_at(&self) -> usize {
-        self.config.top_led_strip.global_end_position
-    }
-
-    async fn get_x_colors(
-        &self,
-        position: XPosition,
-        strip_config: LedStripConfig,
-    ) -> anyhow::Result<Vec<LedColor>> {
-        let bitmap = &self.bitmap;
-        let number_of_leds = strip_config
                     .global_start_position
-            .abs_diff(strip_config.global_end_position)
+                    .abs_diff(led_strip_config.global_end_position) + 1,
-            + 1;
+                5,
-        if number_of_leds == 0 {
+            ),
-            return Ok(vec![]);
+            None => {
+                vec![]
             }
-        let cell_size_x = self.config.display_width / number_of_leds;
-        let cell_size_y = self.config.display_height / 8;
-        let cell_size = cell_size_x * cell_size_y;
-        let y_range = match position {
-            XPosition::Top => 20..cell_size_y + 20,
-            XPosition::Bottom => {
-                self.config.display_height - 20 - cell_size_y..self.config.display_height - 20
-            }
-        }
-        .step_by(5);
-
-        let x_range = if strip_config.global_start_position < strip_config.global_end_position {
-            Either::Left(strip_config.global_start_position..=strip_config.global_end_position)
-        } else {
-            Either::Right(
-                (strip_config.global_end_position..=strip_config.global_start_position).rev(),
-            )
         };
 
-        let mut colors = Vec::new();
+        let bottom: Vec<LedSamplePoints> = match config.led_strip_of_borders.bottom {
-        let stride = bitmap.len() / self.config.display_height;
+            Some(led_strip_config) => {
+                let points = Self::get_one_edge_sample_points(
+                    config.display_height / 9,
+                    config.display_width,
+                    led_strip_config
+                        .global_start_position
+                        .abs_diff(led_strip_config.global_end_position) + 1,
+                    5,
+                );
+                points
+                    .into_iter()
+                    .map(|groups| -> Vec<Point> {
+                        groups
+                            .into_iter()
+                            .map(|(x, y)| (x, config.display_height - y))
+                            .collect()
+                    })
+                    .collect()
+            }
+            None => {
+                vec![]
+            }
+        };
 
-        for pos in x_range {
+        let left: Vec<LedSamplePoints> = match config.led_strip_of_borders.left {
+            Some(led_strip_config) => {
+                let points = Self::get_one_edge_sample_points(
+                    config.display_width / 16,
+                    config.display_height,
+                    led_strip_config
+                        .global_start_position
+                        .abs_diff(led_strip_config.global_end_position) + 1,
+                    5,
+                );
+                points
+                    .into_iter()
+                    .map(|groups| -> Vec<Point> {
+                        groups.into_iter().map(|(x, y)| (y, x)).collect()
+                    })
+                    .collect()
+            }
+            None => {
+                vec![]
+            }
+        };
+
+        let right: Vec<LedSamplePoints> = match config.led_strip_of_borders.right {
+            Some(led_strip_config) => {
+                let points = Self::get_one_edge_sample_points(
+                    config.display_width / 16,
+                    config.display_height,
+                    led_strip_config
+                        .global_start_position
+                        .abs_diff(led_strip_config.global_end_position) + 1,
+                    5,
+                );
+                points
+                    .into_iter()
+                    .map(|groups| -> Vec<Point> {
+                        groups
+                            .into_iter()
+                            .map(|(x, y)| (config.display_width - y, x))
+                            .collect()
+                    })
+                    .collect()
+            }
+            None => {
+                vec![]
+            }
+        };
+
+        ScreenSamplePoints {
+            top,
+            bottom,
+            left,
+            right,
+        }
+    }
+
+    fn get_one_edge_sample_points(
+        width: usize,
+        length: usize,
+        leds: usize,
+        single_axis_points: usize,
+    ) -> Vec<LedSamplePoints> {
+        let cell_size_x = length as f64 / single_axis_points as f64 / leds as f64;
+        let cell_size_y = width / single_axis_points;
+
+        let point_start_y = cell_size_y / 2;
+        let point_start_x = cell_size_x / 2.0;
+        let point_y_list: Vec<usize> = (point_start_y..width).step_by(cell_size_y).collect();
+        let point_x_list: Vec<usize> = iter::successors(Some(point_start_x), |i| {
+            let next = i + cell_size_x;
+            (next < (length as f64)).then_some(next)
+        })
+        .map(|i| i as usize)
+        .collect();
+
+        let points: Vec<Point> = point_x_list
+            .iter()
+            .map(|&x| point_y_list.iter().map(move |&y| (x, y)))
+            .flatten()
+            .collect();
+        points
+            .chunks(single_axis_points * single_axis_points)
+            .into_iter()
+            .map(|points| Vec::from(points))
+            .collect()
+    }
+
+    pub fn get_colors(&self) -> DisplayColorsOfLedStrips {
+        let top = self
+            .get_one_edge_colors(&self.sample_points.top)
+            .into_iter()
+            .flat_map(|color| color.get_rgb())
+            .collect();
+        let bottom = self
+            .get_one_edge_colors(&self.sample_points.bottom)
+            .into_iter()
+            .flat_map(|color| color.get_rgb())
+            .collect();
+        let left = self
+            .get_one_edge_colors(&self.sample_points.left)
+            .into_iter()
+            .flat_map(|color| color.get_rgb())
+            .collect();
+        let right = self
+            .get_one_edge_colors(&self.sample_points.right)
+            .into_iter()
+            .flat_map(|color| color.get_rgb())
+            .collect();
+        DisplayColorsOfLedStrips {
+            top,
+            bottom,
+            left,
+            right,
+        }
+    }
+
+    pub fn get_one_edge_colors(
+        &self,
+        sample_points_of_leds: &Vec<LedSamplePoints>,
+    ) -> Vec<LedColor> {
+        let mut colors = vec![];
+        for led_points in sample_points_of_leds {
             let mut r = 0.0;
             let mut g = 0.0;
             let mut b = 0.0;
-            let mut count = 0;
+            let len = led_points.len() as f64;
-            for x in (pos * cell_size_x..(pos + 1) * cell_size_x).step_by(5) {
+            for (x, y) in led_points {
-                for y in y_range.to_owned() {
+                let position = (x + y * self.config.display_width) * 4;
-                    let i = stride * y + 4 * x;
+                r += self.bitmap[position + 2] as f64;
-                    r += bitmap[i + 2] as f64;
+                g += self.bitmap[position + 1] as f64;
-                    g += bitmap[i + 1] as f64;
+                b += self.bitmap[position] as f64;
-                    b += bitmap[i] as f64;
-                    count+=1;
             }
-            }
+            let color = LedColor::new((r / len) as u8, (g / len) as u8, (b / len) as u8);
-            let rgb = Rgb::new(
-                r / count as f64,
-                g / count as f64,
-                b / count as f64,
-            );
-            let hsv = Hsv::from(rgb);
-            // info!("HSV: {:?}", [hsv.h, hsv.s, hsv.v]);
-            let color = LedColor::from_hsv(hsv.h, hsv.s, hsv.v);
             // paris::info!("color: {:?}", color.get_rgb());
             colors.push(color);
         }
-        return Ok(colors);
+        colors
     }
 
     pub async fn to_webp_base64(&self) -> String {
         let bitmap = &self.bitmap;
-        let mut bitflipped =
-            Vec::with_capacity(self.config.display_width * self.config.display_height * 3);
         let stride = bitmap.len() / self.config.display_height;
 
-        for y in 0..self.config.display_height {
+        let mut image_buffer = ImageBuffer::new(
-            for x in 0..self.config.display_width {
+            self.config.display_width as u32 / 3,
-                let i = stride * y + 4 * x;
+            self.config.display_height as u32 / 3,
-                bitflipped.extend_from_slice(&[bitmap[i + 2], bitmap[i + 1], bitmap[i]]);
+        );
+
+        for y in 0..self.config.display_height / 3 {
+            for x in 0..self.config.display_width / 3 {
+                let i = stride * y * 3 + 4 * x * 3;
+                image_buffer.put_pixel(
+                    x as u32,
+                    y as u32,
+                    Rgb::<u8>([bitmap[i + 2], bitmap[i + 1], bitmap[i]]),
+                );
             }
         }
 
-        let webp_memory = webp::Encoder::from_rgb(
+        // let webp_memory =
-            bitflipped.as_slice(),
+        //     webp::Encoder::from_rgb(bitflipped.as_slice(), size_x, size_y).encode(50.0);
-            self.config.display_width as u32,
+        // return base64::encode(&*webp_memory);
-            self.config.display_height as u32,
+
-        )
+        let mut cursor = std::io::Cursor::new(vec![]);
-        .encode(100.0);
+        match image_buffer.write_to(&mut cursor, ImageOutputFormat::Tiff) {
-        return base64::encode(&*webp_memory);
+            Ok(_) => {
+                return base64::encode(cursor.into_inner());
+            }
+            Err(err) => {
+                error!("can not encode image. {:?}", err);
+                return String::from("");
+            }
         }
     }
 
-enum XPosition {
+    pub async fn to_dto(&self) -> ScreenshotDto {
-    Top,
+        let rk = SystemTime::now();
-    Bottom,
+        info!("[{:?} {:p}] to_dto", rk.elapsed(), &self);
+        let encode_image = self.to_webp_base64().await;
+        info!("[{:?} {:p}] image", rk.elapsed(), &self);
+        let config = self.config.clone();
+        info!("[{:?} {:p}] cloned", rk.elapsed(), &self);
+        let colors = self.get_colors();
+        info!("[{:?} {:p}] colors", rk.elapsed(), &self);
+        ScreenshotDto {
+            encode_image,
+            config,
+            colors,
+        }
+    }
+
+
+    pub fn get_config(&self) -> DisplayConfig {
+        self.config
+    }
+}
+
+#[derive(Clone, Serialize, Deserialize, Debug)]
+pub struct ScreenshotDto {
+    pub config: DisplayConfig,
+    pub encode_image: String,
+    pub colors: DisplayColorsOfLedStrips,
+}
+
+#[derive(Clone, Serialize, Deserialize, Debug)]
+pub struct DisplayColorsOfLedStrips {
+    pub top: Vec<u8>,
+    pub bottom: Vec<u8>,
+    pub left: Vec<u8>,
+    pub right: Vec<u8>,
 }

src-tauri/src/rpc/manager.rs

@@ -38,4 +38,18 @@ impl Manager {
             .await
             .map_err(|error| anyhow::anyhow!("mqtt publish failed. {}", error))
     }
+
+    pub async fn publish_led_sub_pixels(&self, payload: Vec<u8>) -> anyhow::Result<()> {
+
+        self.mqtt
+            .client
+            .publish(
+                "display-ambient-light/desktop/colors",
+                rumqttc::QoS::AtLeastOnce,
+                false,
+                payload,
+            )
+            .await
+            .map_err(|error| anyhow::anyhow!("mqtt publish failed. {}", error))
+    }
 }

src-tauri/tauri.conf.json

@@ -28,7 +28,7 @@
         "icons/icon.icns",
         "icons/icon.ico"
       ],
-      "identifier": "com.tauri.dev",
+      "identifier": "cc.ivanli.ambient",
       "longDescription": "",
       "macOS": {
         "entitlements": null,

src/App.tsx

@@ -1,11 +1,14 @@
-import { useCallback, useState } from 'react';
+import { useCallback, useEffect, useState } from 'react';
-import reactLogo from './assets/react.svg';
+import tw from 'twin.macro';
 import { invoke } from '@tauri-apps/api/tauri';
 import './App.css';
-import clsx from 'clsx';
+import { Configurator } from './configurator/configurator';
+import { ButtonSwitch } from './commons/components/button';
 
 type Mode = 'Flowing' | 'Follow' | null;
 
+localStorage.setItem('debug', '*');
+
 function App() {
   const [screenshots, setScreenshots] = useState<string[]>([]);
   const [ledStripColors, setLedStripColors] = useState<string[]>([]);
@@ -17,10 +20,6 @@ function App() {
     setScreenshots(base64TextList.map((text) => `data:image/webp;base64,${text}`));
   }
 
-  const refreshDisplays = useCallback(async () => {
-    await invoke('refresh_displays');
-  }, []);
-
   const getLedStripColors = useCallback(async () => {
     setLedStripColors(await invoke('get_led_strip_colors'));
   }, []);
@@ -42,66 +41,31 @@ function App() {
 
   return (
     <div>
-      <div className="flex justify-between">
+      <div tw="flex justify-between">
         {ledStripColors.map((it) => (
-          <span className=" h-8 flex-auto" style={{ backgroundColor: it }}></span>
+          <span tw="h-8 flex-auto" style={{ backgroundColor: it }}></span>
         ))}
       </div>
 
-      <div className="flex gap-1 justify-center w-screen overflow-hidden">
+      <div tw="flex gap-1 justify-center w-screen overflow-hidden">
         {screenshots.map((screenshot) => (
-          <div className="flex-auto">
+          <div tw="flex-auto">
             <img src={screenshot} />
           </div>
         ))}
       </div>
 
-      <div className="flex gap-5 justify-center ">
+      <div tw="flex gap-5 justify-center ">
-        <button
+        <ButtonSwitch onClick={() => takeSnapshot()}>Take Snapshot</ButtonSwitch>
-          className="bg-black bg-opacity-20"
+        <ButtonSwitch onClick={() => getLedStripColors()}>Get Colors</ButtonSwitch>
-          type="button"
+        <ButtonSwitch onClick={() => switchCurrentMode('Flowing')}>
-          onClick={() => refreshDisplays()}
-        >
-          Refresh Displays
-        </button>
-        <button
-          className="bg-black bg-opacity-20"
-          type="button"
-          onClick={() => takeSnapshot()}
-        >
-          Take Snapshot
-        </button>
-        <button
-          className="bg-black bg-opacity-20"
-          type="button"
-          onClick={() => getLedStripColors()}
-        >
-          Get Colors
-        </button>
-        <button
-          className={clsx('bg-black', 'bg-opacity-20', {
-            'bg-gradient-to-r from-purple-500 to-blue-500': currentMode === 'Flowing',
-          })}
-          type="button"
-          onClick={() => switchCurrentMode('Flowing')}
-        >
           Flowing Light
-        </button>
+        </ButtonSwitch>
-        <button
+        <ButtonSwitch onClick={() => switchCurrentMode('Follow')}>Follow</ButtonSwitch>
-          className={clsx('bg-black', 'bg-opacity-20', {
-            'bg-gradient-to-r from-purple-500 to-blue-500': currentMode === 'Follow',
-          })}
-          type="button"
-          onClick={() => switchCurrentMode('Follow')}
-        >
-          Follow
-        </button>
       </div>
 
-      <div className="flex gap-5 justify-center">
+      <div tw="flex gap-5 justify-center">
-        <img src="/vite.svg" className="logo vite" alt="Vite logo" />
+        <Configurator />
-        <img src="/tauri.svg" className="logo tauri" alt="Tauri logo" />
-        <img src={reactLogo} className="logo react" alt="React logo" />
       </div>
     </div>
   );

src/commons/components/button.tsx

@@ -0,0 +1,21 @@
+import { FC } from 'react';
+import styled from '@emotion/styled';
+import tw, { theme } from 'twin.macro';
+import { css } from '@emotion/react';
+
+interface ButtonProps {
+  value?: boolean;
+  isSmall?: boolean;
+}
+
+export const ButtonSwitch = styled.button(({ value, isSmall }: ButtonProps) => [
+  // The common button styles
+  tw`px-8 py-2 rounded-xl transform duration-75 dark:bg-black m-2 shadow-lg text-opacity-95 dark:shadow-gray-800`,
+
+  tw`hover:(scale-105)`,
+  tw`focus:(scale-100)`,
+
+  value && 'bg-gradient-to-r from-purple-500 to-blue-500',
+
+  isSmall ? tw`text-sm` : tw`text-lg`,
+]);

src/configurator/components/completed-led-strip.tsx

@@ -0,0 +1,133 @@
+import debug from 'debug';
+import { isNil, lensPath, set, splitEvery, update } from 'ramda';
+import { FC, useEffect, useMemo, useState } from 'react';
+import tw, { css, styled } from 'twin.macro';
+import { Borders, borders } from '../../constants/border';
+import { useLedCount } from '../contents/led-count';
+import { DisplayConfig, LedStripConfigOfBorders } from '../models/display-config';
+import { LedStripConfig } from '../models/led-strip-config';
+import { PixelRgb } from '../models/pixel-rgb';
+import { ScreenshotDto } from '../models/screenshot.dto';
+import { DraggableStrip } from './draggable-strip';
+import { StyledPixel } from './styled-pixel';
+
+export const logger = debug('app:completed-led-strip');
+
+interface CompletedLedStripProps {
+  screenshots: ScreenshotDto[];
+  onDisplayConfigChange?: (value: DisplayConfig) => void;
+}
+
+type BorderLedStrip = {
+  pixels: PixelRgb[];
+  config: LedStripConfig | null;
+};
+
+const StyledContainer = styled.section(
+  ({ rows, columns }: { rows: number; columns: number }) => [
+    tw`grid m-4 pb-2 items-center justify-items-center select-none`,
+    css`
+      grid-template-columns: repeat(${columns}, 1fr);
+      grid-template-rows: auto repeat(${rows}, 1fr);
+    `,
+  ],
+);
+const StyledCompletedContainer = styled.section(
+  tw`dark:bg-transparent shadow-xl border-gray-500 border rounded-full flex flex-wrap justify-around items-center mb-2`,
+  css`
+    grid-column: 1 / -1;
+    justify-self: stretch;
+  `,
+);
+
+export const CompletedLedStrip: FC<CompletedLedStripProps> = ({
+  screenshots,
+  onDisplayConfigChange,
+}) => {
+  const borderLedStrips: BorderLedStrip[] = useMemo(() => {
+    return screenshots.flatMap((ss) =>
+      borders.map((b) => ({
+        pixels: splitEvery(3, Array.from(ss.colors[b])) as PixelRgb[],
+        config: ss.config.led_strip_of_borders[b],
+      })),
+    );
+  }, [screenshots]);
+  const ledCount = useMemo(
+    () => borderLedStrips.reduce((prev, curr) => prev + curr.pixels.length, 0),
+    [borderLedStrips],
+  );
+
+  const { setLedCount } = useLedCount();
+  // setLedCount for context
+  useEffect(() => {
+    setLedCount(ledCount);
+  }, [ledCount, setLedCount]);
+
+  const [overrideBorderLedStrips, setOverrideBorderLedStrips] =
+    useState<BorderLedStrip[]>();
+
+  const completedPixels = useMemo(() => {
+    const completed: PixelRgb[] = new Array(ledCount).fill([0, 0, 0]);
+    (overrideBorderLedStrips ?? borderLedStrips).forEach(({ pixels, config }) => {
+      if (isNil(config)) {
+        return;
+      }
+      if (config.global_start_position <= config.global_end_position) {
+        pixels.forEach((color, i) => {
+          completed[config.global_start_position + i] = color;
+        });
+      } else {
+        pixels.forEach((color, i) => {
+          completed[config.global_start_position - i] = color;
+        });
+      }
+    });
+
+    return completed.map((color, i) => <StyledPixel rgb={color} key={i} />);
+  }, [ledCount, borderLedStrips, overrideBorderLedStrips]);
+
+  const strips = useMemo(() => {
+    return borderLedStrips.map(({ config, pixels }, index) =>
+      config ? (
+        <DraggableStrip
+          key={index}
+          {...{ config, pixels, index: index + 1 }}
+          onConfigChange={(c) => {
+            setOverrideBorderLedStrips(
+              update(index, { config: c, pixels }, borderLedStrips),
+            );
+          }}
+          onConfigFinish={(c) => {
+            const indexOfDisplay = Math.floor(index / borders.length);
+            const xLens = lensPath<LedStripConfigOfBorders, Borders>([
+              borders[index % borders.length],
+            ]);
+            const displayConfig: DisplayConfig = {
+              ...screenshots[indexOfDisplay].config,
+              led_strip_of_borders: set(
+                xLens,
+                c,
+                screenshots[indexOfDisplay].config.led_strip_of_borders,
+              ),
+            };
+            onDisplayConfigChange?.(displayConfig);
+          }}
+        />
+      ) : (
+        <div key={index} />
+      ),
+    );
+  }, [borderLedStrips, screenshots]);
+
+  useEffect(() => {
+    setOverrideBorderLedStrips(undefined);
+  }, [borderLedStrips]);
+  return (
+    <StyledContainer rows={screenshots.length * borders.length} columns={ledCount}>
+      <StyledCompletedContainer>{completedPixels}</StyledCompletedContainer>
+      {strips}
+    </StyledContainer>
+  );
+};
+
+

src/configurator/components/display-with-led-strips.tsx

@@ -0,0 +1,100 @@
+import { HTMLAttributes, useCallback, useMemo } from 'react';
+import { FC } from 'react';
+import { DisplayConfig, LedStripConfigOfBorders } from '../models/display-config';
+import { LedStrip } from './led-strip';
+import tw, { css, styled, theme } from 'twin.macro';
+import { ScreenshotDto } from '../models/screenshot.dto';
+import { LedStripEditor } from './led-strip-editor';
+import { LedStripConfig } from '../models/led-strip-config';
+import debug from 'debug';
+import { lensPath, lensProp, set, view } from 'ramda';
+
+const logger = debug('app:display-with-led-strips');
+
+export interface DisplayWithLedStripsProps
+  extends Omit<HTMLAttributes<HTMLElement>, 'onChange'> {
+  config: DisplayConfig;
+  screenshot: ScreenshotDto;
+  onChange?: (config: DisplayConfig) => void;
+}
+
+const StyledContainer = styled.section(
+  tw`m-4 grid gap-1`,
+  css`
+    grid-template-columns: ${theme`width.5`} ${theme`width.3`} auto ${theme`width.3`} ${theme`width.5`};
+  `,
+  css`
+    grid-template-rows: ${theme`width.5`} ${theme`width.3`} auto ${theme`width.3`} ${theme`width.5`};
+  `,
+);
+
+export const DisplayWithLedStrips: FC<DisplayWithLedStripsProps> = ({
+  config,
+  screenshot,
+  onChange,
+  ...htmlAttrs
+}) => {
+  const screenshotUrl = useMemo(
+    () => `data:image/ico;base64,${screenshot.encode_image}`,
+    [screenshot.encode_image],
+  );
+
+  const onLedStripConfigChange = useCallback(
+    (position: keyof LedStripConfigOfBorders, value: LedStripConfig | null) => {
+      const xLens = lensPath<
+        DisplayConfig,
+        'led_strip_of_borders',
+        keyof LedStripConfigOfBorders
+      >(['led_strip_of_borders', position]);
+      const c = set(xLens, value, config);
+      logger('on change. prev: %o, curr: %o', view(xLens, config), value);
+      onChange?.(c);
+    },
+    [config],
+  );
+  return (
+    <StyledContainer {...htmlAttrs}>
+      <img src={screenshotUrl} tw="row-start-3 col-start-3 w-full" />
+      <LedStrip
+        config={config.led_strip_of_borders.top}
+        colors={screenshot.colors.top}
+        tw="row-start-2 col-start-3"
+      />
+      <LedStrip
+        config={config.led_strip_of_borders.left}
+        colors={screenshot.colors.left}
+        tw="row-start-3 col-start-2"
+      />
+      <LedStrip
+        config={config.led_strip_of_borders.right}
+        colors={screenshot.colors.right}
+        tw="row-start-3 col-start-4"
+      />
+      <LedStrip
+        config={config.led_strip_of_borders.bottom}
+        colors={screenshot.colors.bottom}
+        tw="row-start-4 col-start-3"
+      />
+      <LedStripEditor
+        config={config.led_strip_of_borders.top}
+        tw="row-start-1 col-start-3"
+        onChange={(value) => onLedStripConfigChange('top', value)}
+      />
+      <LedStripEditor
+        config={config.led_strip_of_borders.left}
+        tw="row-start-3 col-start-1"
+        onChange={(value) => onLedStripConfigChange('left', value)}
+      />
+      <LedStripEditor
+        config={config.led_strip_of_borders.right}
+        tw="row-start-3 col-start-5"
+        onChange={(value) => onLedStripConfigChange('right', value)}
+      />
+      <LedStripEditor
+        config={config.led_strip_of_borders.bottom}
+        tw="row-start-5 col-start-3"
+        onChange={(value) => onLedStripConfigChange('bottom', value)}
+      />
+    </StyledContainer>
+  );
+};

src/configurator/components/draggable-strip.tsx

@@ -0,0 +1,199 @@
+import {
+  createRef,
+  FC,
+  Fragment,
+  MouseEventHandler,
+  ReactNode,
+  RefObject,
+  useCallback,
+  useEffect,
+  useMemo,
+  useRef,
+  useState,
+} from 'react';
+import { css } from 'twin.macro';
+import { useLedCount } from '../contents/led-count';
+import { LedStripConfig } from '../models/led-strip-config';
+import { PixelRgb } from '../models/pixel-rgb';
+import { StyledPixel } from './styled-pixel';
+import { logger } from './completed-led-strip';
+
+interface DraggableStripProp {
+  config: LedStripConfig;
+  pixels: PixelRgb[];
+  index: number;
+  onConfigChange?: (config: LedStripConfig) => void;
+  onConfigFinish?: (config: LedStripConfig) => void;
+}
+export const DraggableStrip: FC<DraggableStripProp> = ({
+  config,
+  pixels,
+  index,
+  onConfigChange,
+  onConfigFinish,
+}) => {
+  const { ledCount } = useLedCount();
+
+  const startXRef = useRef(0);
+  const currentXRef = useRef(0);
+  const configRef = useRef<LedStripConfig>();
+  const [availableConfig, setAvailableConfig] = useState<LedStripConfig>(config);
+  // const currentDiffRef = useRef(0);
+  const isDragRef = useRef(false);
+  const handleMouseMoveRef = useRef<(ev: MouseEvent) => void>();
+  const [boxTranslateX, setBoxTranslateX] = useState(0);
+
+  const ledItems = useMemo(() => {
+    const step = config.global_start_position - config.global_end_position < 0 ? 1 : -1;
+    return pixels.map((rgb, i) => (
+      <StyledPixel
+        key={i}
+        rgb={rgb}
+        css={css`
+          grid-column: ${(availableConfig.global_start_position ?? 0) + i * step + 1} /
+            span 1;
+          grid-row-start: ${index + 1};
+          pointer-events: none;
+        `}
+      />
+    ));
+  }, [pixels, availableConfig]);
+
+  const [placeholders, placeholderRefs]: [ReactNode[], RefObject<HTMLSpanElement>[]] =
+    useMemo(
+      () =>
+        new Array(ledCount)
+          .fill(undefined)
+          .map((_, i) => {
+            const ref = createRef<HTMLSpanElement>();
+            const n = (
+              <span
+                ref={ref}
+                key={i}
+                tw=" h-full w-full"
+                css={css`
+                  grid-column-start: ${i + 1};
+                  grid-row-start: ${index + 1};
+                `}
+              />
+            );
+            return [n, ref] as [ReactNode, RefObject<HTMLSpanElement>];
+          })
+          .reduce(
+            ([nList, refList], [n, ref]) => [
+              [...nList, n],
+              [...refList, ref],
+            ],
+            [[], []] as [ReactNode[], RefObject<HTMLSpanElement>[]],
+          ),
+      [ledCount],
+    );
+
+  // start and moving
+  const handleMouseDown: MouseEventHandler<HTMLDivElement> = useCallback(
+    (ev) => {
+      startXRef.current = ev.pageX;
+      ev.currentTarget.requestPointerLock();
+      isDragRef.current = true;
+      logger('handleMouseDown, config: %o', config);
+
+      const placeholderPositions = placeholderRefs.map((it) => {
+        if (!it.current) {
+          return [0, 0];
+        }
+        const viewportOffset = it.current.getBoundingClientRect();
+        return [viewportOffset.left, viewportOffset.right] as [number, number];
+      });
+
+      logger('placeholderPositions: %o', placeholderPositions);
+
+      // set init position
+      const initPos = placeholderPositions.findIndex(
+        ([l, r]) => l <= ev.pageX && r >= ev.pageX,
+      );
+      let prevMatch = 0;
+
+      if (handleMouseMoveRef.current) {
+        document.body.removeEventListener('mousemove', handleMouseMoveRef.current);
+      }
+      handleMouseMoveRef.current = (ev) => {
+        if (!isDragRef.current) {
+          return;
+        }
+        currentXRef.current = ev.pageX;
+        setBoxTranslateX(currentXRef.current - startXRef.current);
+        const match = placeholderPositions.findIndex(
+          ([l, r]) => l <= currentXRef.current && r >= currentXRef.current,
+        );
+        if (match === -1) {
+          return;
+        }
+
+        if (match === prevMatch) {
+          return;
+        }
+        prevMatch = match;
+
+        const diff = match - initPos;
+        const newValue: LedStripConfig = {
+          ...config,
+          global_start_position: config.global_start_position + diff,
+          global_end_position: config.global_end_position + diff,
+        };
+        configRef.current = newValue;
+        setAvailableConfig(newValue);
+        logger('change config. old: %o, new: %o', config, newValue);
+        onConfigChange?.(newValue);
+      };
+      document.body.addEventListener('mousemove', handleMouseMoveRef.current);
+    },
+    [placeholderRefs, availableConfig, setAvailableConfig, config],
+  );
+
+  // move event.
+  useEffect(() => {
+    const handleMouseUp = (ev: MouseEvent) => {
+      if (configRef.current && isDragRef.current) {
+        onConfigFinish?.(configRef.current);
+      }
+      startXRef.current = 0;
+      isDragRef.current = false;
+      document.exitPointerLock();
+      if (handleMouseMoveRef.current) {
+        document.body.removeEventListener('mousemove', handleMouseMoveRef.current);
+      }
+    };
+    document.body.addEventListener('mouseup', handleMouseUp);
+    return () => {
+      document.body.removeEventListener('mouseup', handleMouseUp);
+    };
+  }, [onConfigFinish]);
+  // reset translateX when config updated.
+  useEffect(() => {
+    startXRef.current = currentXRef.current;
+    setAvailableConfig(config);
+    setBoxTranslateX(0);
+    logger('useEffect, config: %o', config);
+  }, [config]);
+
+  return (
+    <Fragment>
+      {placeholders}
+      {ledItems}
+      <div
+        tw="border border-gray-700 h-3 w-full rounded-full"
+        css={css`
+          grid-column: ${Math.min(
+              config?.global_start_position ?? 0,
+              config?.global_end_position ?? 0,
+            ) + 1} / span
+            ${Math.abs(config?.global_start_position - config?.global_end_position) + 1};
+          grid-row-start: ${index + 1};
+          cursor: ew-resize;
+          transform: translateX(${boxTranslateX}px);
+        `}
+        onMouseDown={handleMouseDown}
+      ></div>
+    </Fragment>
+  );
+};

src/configurator/components/led-strip-editor.tsx

@@ -0,0 +1,86 @@
+import { HTMLAttributes, useCallback } from 'react';
+import { FC } from 'react';
+import { LedStripConfig } from '../models/led-strip-config';
+import tw, { styled } from 'twin.macro';
+import { faLeftRight, faMinus, faPlus } from '@fortawesome/free-solid-svg-icons';
+import { FontAwesomeIcon } from '@fortawesome/react-fontawesome';
+
+export interface LedStripEditorProps
+  extends Omit<HTMLAttributes<HTMLElement>, 'onChange'> {
+  config: LedStripConfig | null;
+  onChange?: (config: LedStripConfig | null) => void;
+}
+
+const StyledContainer = styled.section(
+  tw`flex flex-wrap gap-2 self-start justify-self-start`,
+);
+
+const StyledButton = styled.button(
+  tw`
+bg-yellow-500 dark:bg-amber-600 rounded-full h-4 w-4 text-xs shadow select-none`,
+  tw`hocus:scale-105 hocus:active:scale-95 active:bg-amber-600 active:dark:bg-amber-500`,
+);
+
+export const LedStripEditor: FC<LedStripEditorProps> = ({
+  config,
+  onChange,
+  ...htmlAttrs
+}) => {
+  const addLed = useCallback(() => {
+    if (config) {
+      if (config.global_start_position <= config.global_end_position) {
+        onChange?.({ ...config, global_end_position: config.global_end_position + 1 });
+      } else {
+        onChange?.({
+          ...config,
+          global_start_position: config.global_start_position + 1,
+        });
+      }
+    } else {
+      onChange?.(new LedStripConfig(0, 0, 0));
+    }
+  }, [config, onChange]);
+  const removeLed = useCallback(() => {
+    if (!config) {
+      onChange?.(null);
+    } else if (Math.abs(config.global_start_position - config.global_end_position) <= 1) {
+      onChange?.(null);
+    } else {
+      if (config.global_start_position <= config.global_end_position) {
+        onChange?.({ ...config, global_end_position: config.global_end_position - 1 });
+      } else {
+        onChange?.({
+          ...config,
+          global_start_position: config.global_start_position - 1,
+        });
+      }
+    }
+  }, [config, onChange]);
+  const reverse = useCallback(() => {
+    if (!config) {
+      return;
+    }
+    onChange?.({
+      ...config,
+      global_start_position: config.global_end_position,
+      global_end_position: config.global_start_position,
+    });
+  }, [config, onChange]);
+
+  return (
+    <StyledContainer {...htmlAttrs}>
+      <StyledButton title="Add LED" onClick={addLed}>
+        <FontAwesomeIcon icon={faPlus} />
+      </StyledButton>
+      <StyledButton title="Remove LED" onClick={removeLed}>
+        <FontAwesomeIcon icon={faMinus} />
+      </StyledButton>
+      <StyledButton title="Reverse" onClick={reverse}>
+        <FontAwesomeIcon icon={faLeftRight} />
+      </StyledButton>
+      {`s: ${config?.global_start_position ?? 'x'}, e: ${
+        config?.global_end_position ?? 'x'
+      }`}
+    </StyledContainer>
+  );
+};

src/configurator/components/led-strip.tsx

@@ -0,0 +1,28 @@
+import { HTMLAttributes, useMemo } from 'react';
+import { FC } from 'react';
+import { LedStripConfig } from '../models/led-strip-config';
+import tw, { css, styled } from 'twin.macro';
+import { splitEvery } from 'ramda';
+import { StyledPixel } from './styled-pixel';
+
+export interface LedStripProps extends HTMLAttributes<HTMLElement> {
+  config: LedStripConfig | null;
+  colors: Uint8Array;
+}
+
+const StyledContainer = styled.section(
+  tw`dark:bg-transparent shadow-xl border-gray-500 border rounded-full flex flex-wrap justify-around items-center -mx-px -mt-px`,
+  css``,
+);
+
+export const LedStrip: FC<LedStripProps> = ({ config, colors, ...htmlAttrs }) => {
+  const pixels = useMemo(() => {
+    const pixels = splitEvery(3, Array.from(colors)) as Array<[number, number, number]>;
+    return pixels.map((rgb, index) => <StyledPixel key={index} rgb={rgb}></StyledPixel>);
+  }, [colors]);
+  return (
+    <StyledContainer {...htmlAttrs} css={[!config && tw`bg-gray-200`]}>
+      {pixels}
+    </StyledContainer>
+  );
+};

src/configurator/components/styled-pixel.tsx

@@ -0,0 +1,10 @@
+import tw, { css, styled } from 'twin.macro';
+
+export const StyledPixel = styled.span(
+  ({ rgb: [r, g, b] }: { rgb: [number, number, number] }) => [
+    tw`rounded-full h-3 w-3 bg-current block border border-gray-700`,
+    css`
+      color: rgb(${r}, ${g}, ${b});
+    `,
+  ],
+);

src/configurator/configurator.tsx

@@ -0,0 +1,123 @@
+import { invoke } from '@tauri-apps/api';
+import { FC, useEffect, useMemo, useState } from 'react';
+import tw, { styled } from 'twin.macro';
+import { useAsync, useAsyncCallback } from 'react-async-hook';
+import { DisplayWithLedStrips } from './components/display-with-led-strips';
+import { PickerConfiguration } from './models/picker-configuration';
+import { DisplayConfig } from './models/display-config';
+import { ScreenshotDto } from './models/screenshot.dto';
+import { Alert, Snackbar } from '@mui/material';
+import { FontAwesomeIcon } from '@fortawesome/react-fontawesome';
+import { faSpinner } from '@fortawesome/free-solid-svg-icons';
+import { update } from 'ramda';
+import { CompletedLedStrip } from './components/completed-led-strip';
+import { LedCountProvider } from './contents/led-count';
+import debug from 'debug';
+
+const logger = debug('app:configurator');
+
+const getPickerConfig = () => invoke<PickerConfiguration>('get_picker_config');
+const getScreenshotOfDisplays = () =>
+  invoke<ScreenshotDto[]>('take_snapshot').then((items) => {
+    return items;
+  });
+const getScreenshotByConfig = async (config: DisplayConfig) => {
+  return await invoke<ScreenshotDto>('get_screenshot_by_config', {
+    config,
+  });
+};
+const writePickerConfig = async (config: PickerConfiguration) => {
+  return await invoke<void>('write_picker_config', {
+    config,
+  });
+};
+const StyledConfiguratorContainer = styled.section(tw`flex flex-col items-stretch`);
+
+const StyledDisplayContainer = styled.section(tw`overflow-auto`);
+
+const ConfiguratorInner: FC = () => {
+  const { loading: pendingPickerConfig, result: savedPickerConfig } = useAsync(
+    getPickerConfig,
+    [],
+  );
+
+  const { loading: pendingScreenshotOfDisplays, result: defaultScreenshotOfDisplays } =
+    useAsync(getScreenshotOfDisplays, []);
+
+  const [screenshotOfDisplays, setScreenshotOfDisplays] = useState<ScreenshotDto[]>([]);
+
+  const { loading: pendingGetLedColorsByConfig, execute: onDisplayConfigChange } =
+    useAsyncCallback(async (value: DisplayConfig) => {
+      const screenshot = await getScreenshotByConfig(value);
+      setScreenshotOfDisplays((old) => {
+        const index = old.findIndex((it) => it.config.id === screenshot.config.id);
+        const newValue = update(index, screenshot, old);
+        savedPickerConfig &&
+          writePickerConfig({
+            ...savedPickerConfig,
+            display_configs: newValue.map((it) => it.config),
+          });
+        return newValue;
+      });
+    });
+
+  const [displayConfigs, setDisplayConfigs] = useState<DisplayConfig[]>([]);
+
+  useEffect(() => {
+    const displayConfigs = savedPickerConfig?.display_configs;
+    if (displayConfigs && defaultScreenshotOfDisplays) {
+      setDisplayConfigs(displayConfigs);
+      setScreenshotOfDisplays(defaultScreenshotOfDisplays);
+      (async () => {
+        for (const config of displayConfigs) {
+          await onDisplayConfigChange(config);
+        }
+      })().then();
+    }
+  }, [savedPickerConfig, onDisplayConfigChange, defaultScreenshotOfDisplays]);
+  useEffect(() => {}, [defaultScreenshotOfDisplays]);
+
+  const displays = useMemo(() => {
+    if (screenshotOfDisplays) {
+      return screenshotOfDisplays.map((screenshot, index) => (
+        <DisplayWithLedStrips
+          key={index}
+          config={screenshot.config}
+          screenshot={screenshot}
+          onChange={(value) => onDisplayConfigChange(value)}
+        />
+      ));
+    }
+  }, [displayConfigs, screenshotOfDisplays]);
+
+  if (pendingPickerConfig || pendingScreenshotOfDisplays) {
+    return (
+      <section>
+        等待 {JSON.stringify({ pendingPickerConfig, pendingScreenshotOfDisplays })}
+      </section>
+    );
+  }
+
+  return (
+    <StyledConfiguratorContainer>
+      <CompletedLedStrip
+        screenshots={screenshotOfDisplays}
+        onDisplayConfigChange={onDisplayConfigChange}
+      />
+      <StyledDisplayContainer>{displays}</StyledDisplayContainer>;
+      <Snackbar open={pendingGetLedColorsByConfig} autoHideDuration={3000}>
+        <Alert icon={<FontAwesomeIcon icon={faSpinner} />} sx={{ width: '100%' }}>
+          This is a success message!
+        </Alert>
+      </Snackbar>
+    </StyledConfiguratorContainer>
+  );
+};
+
+export const Configurator = () => {
+  return (
+    <LedCountProvider>
+      <ConfiguratorInner />
+    </LedCountProvider>
+  );
+};

src/configurator/contents/led-count.tsx

@@ -0,0 +1,25 @@
+import {
+  createContext,
+  Dispatch,
+  FC,
+  ReactNode,
+  SetStateAction,
+  useContext,
+  useState,
+} from 'react';
+
+interface LedCountContext {
+  ledCount: number;
+  setLedCount: Dispatch<SetStateAction<number>>;
+}
+
+const Context = createContext<LedCountContext>(undefined as any);
+
+export const LedCountProvider: FC<{ children: ReactNode }> = ({ children }) => {
+  const [ledCount, setLedCount] = useState(0);
+  return (
+    <Context.Provider value={{ ledCount, setLedCount }}>{children}</Context.Provider>
+  );
+};
+
+export const useLedCount = () => useContext(Context);

src/configurator/models/display-config.ts

@@ -0,0 +1,21 @@
+import { Borders } from '../../constants/border';
+import { LedStripConfig } from "./led-strip-config";
+
+export class LedStripConfigOfBorders implements Record<Borders, LedStripConfig | null> {
+  constructor(
+    public top: LedStripConfig | null = null,
+    public bottom: LedStripConfig | null = null,
+    public left: LedStripConfig | null = null,
+    public right: LedStripConfig | null = null,
+  ) {}
+}
+export class DisplayConfig {
+  led_strip_of_borders = new LedStripConfigOfBorders();
+
+  constructor(
+    public id: number,
+    public index_of_display: number,
+    public display_width: number,
+    public display_height: number,
+  ) {}
+}

src/configurator/models/led-strip-config.ts

@@ -0,0 +1,7 @@
+export class LedStripConfig {
+  constructor(
+    public index: number,
+    public global_start_position: number,
+    public global_end_position: number,
+  ) {}
+}

src/configurator/models/picker-configuration.ts

@@ -0,0 +1,8 @@
+import { DisplayConfig } from './display-config';
+
+export class PickerConfiguration {
+  constructor(
+    public display_configs: DisplayConfig[] = [],
+    public config_version: number = 1,
+  ) {}
+}

src/configurator/models/pixel-rgb.ts

@@ -0,0 +1 @@
+export type PixelRgb = [number, number, number];

src/configurator/models/screenshot.dto.ts

@@ -0,0 +1,12 @@
+import { DisplayConfig } from './display-config';
+
+export class ScreenshotDto {
+  encode_image!: string;
+  config!: DisplayConfig;
+  colors!: {
+    top: Uint8Array;
+    bottom: Uint8Array;
+    left: Uint8Array;
+    right: Uint8Array;
+  };
+}

src/constants/border.ts

@@ -0,0 +1,2 @@
+export const borders = ['top', 'right', 'bottom', 'left'] as const;
+export type Borders = typeof borders[number];

src/main.tsx

@@ -1,10 +1,11 @@
 import React from "react";
 import ReactDOM from "react-dom/client";
 import App from "./App";
-import "./style.css";
+import GlobalStyles from './styles/global-styles';
 
 ReactDOM.createRoot(document.getElementById('root') as HTMLElement).render(
   <React.StrictMode>
+    <GlobalStyles />
     <App />
   </React.StrictMode>,
 );

src/styles/global-styles.tsx

@@ -0,0 +1,20 @@
+import React from 'react';
+import { Global, css } from '@emotion/react';
+import tw, { theme, GlobalStyles as BaseStyles } from 'twin.macro';
+
+const customStyles = css({
+  body: {
+    WebkitTapHighlightColor: theme`colors.purple.500`,
+    ...tw`antialiased`,
+    ...tw`dark:bg-dark-800 bg-dark-100 dark:text-gray-100 text-gray-800`,
+  },
+});
+
+const GlobalStyles = () => (
+  <>
+    <BaseStyles />
+    <Global styles={customStyles} />
+  </>
+);
+
+export default GlobalStyles;

tailwind.config.cjs

@@ -1,12 +1,15 @@
 /** @type {import('tailwindcss').Config} */
 module.exports = {
-  content: [
+  content: ['./index.html', './src/**/*.{js,ts,jsx,tsx}'],
-    "./index.html",
-    "./src/**/*.{js,ts,jsx,tsx}",
-  ],
   theme: {
     extend: {
+      colors: {
+        dark: {
+          800: '#0f0f0f',
+          100: '#f6f6f6',
+        },
+      },
     },
   },
   plugins: [],
-}
+};

tsconfig.json

@@ -14,8 +14,12 @@
     "resolveJsonModule": true,
     "isolatedModules": true,
     "noEmit": true,
-    "jsx": "react-jsx"
+    "jsx": "react-jsx",
+    "jsxImportSource": "@emotion/react"
   },
-  "include": ["src"],
+  "include": [
+    "src",
+    "types"
+  ],
   "references": [{ "path": "./tsconfig.node.json" }]
 }

types/twin.d.ts

@@ -0,0 +1,18 @@
+import 'twin.macro';
+import { css as cssImport } from '@emotion/react';
+import styledImport from '@emotion/styled';
+import { CSSInterpolation } from '@emotion/serialize';
+
+declare module 'twin.macro' {
+  // The styled and css imports
+  const styled: typeof styledImport;
+  const css: typeof cssImport;
+}
+
+declare module 'react' {
+  // The tw and css prop
+  interface DOMAttributes<T> {
+    tw?: string;
+    css?: CSSInterpolation;
+  }
+}

vite.config.ts

@@ -3,7 +3,29 @@ import react from "@vitejs/plugin-react";
 
 // https://vitejs.dev/config/
 export default defineConfig({
-  plugins: [react()],
+  optimizeDeps: {
+    esbuildOptions: {
+      target: 'es2020',
+    },
+  },
+  plugins: [
+    react({
+      babel: {
+        plugins: [
+          'babel-plugin-macros',
+          [
+            '@emotion/babel-plugin-jsx-pragmatic',
+            {
+              export: 'jsx',
+              import: '__cssprop',
+              module: '@emotion/react',
+            },
+          ],
+          ['@babel/plugin-transform-react-jsx', { pragma: '__cssprop' }, 'twin.macro'],
+        ],
+      },
+    }),
+  ],
 
   // Vite options tailored for Tauri development and only applied in `tauri dev` or `tauri build`
   // prevent vite from obscuring rust errors
@@ -15,12 +37,12 @@ export default defineConfig({
   },
   // to make use of `TAURI_DEBUG` and other env variables
   // https://tauri.studio/v1/api/config#buildconfig.beforedevcommand
-  envPrefix: ["VITE_", "TAURI_"],
+  envPrefix: ['VITE_', 'TAURI_'],
   build: {
     // Tauri supports es2021
-    target: ["es2021", "chrome100", "safari13"],
+    target: ['es2021', 'chrome100', 'safari13'],
     // don't minify for debug builds
-    minify: !process.env.TAURI_DEBUG ? "esbuild" : false,
+    minify: !process.env.TAURI_DEBUG ? 'esbuild' : false,
     // produce sourcemaps for debug builds
     sourcemap: !!process.env.TAURI_DEBUG,
   },