system of save

Cargo.lock

@@ -1757,6 +1757,12 @@ dependencies = [
  "either",
 ]
 
+[[package]]
+name = "itoa"
+version = "1.0.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4a5f13b858c8d314ee3e8f639011f7ccefe71f97f96e50151fb991f267928e2c"
+
 [[package]]
 name = "jni"
 version = "0.21.1"
@@ -2724,6 +2730,8 @@ version = "0.1.0"
 dependencies = [
  "iced",
  "kira",
+ "serde",
+ "serde_json",
  "tokio",
 ]
 
@@ -3030,6 +3038,12 @@ dependencies = [
  "unicode-script",
 ]
 
+[[package]]
+name = "ryu"
+version = "1.0.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "28d3b2b1366ec20994f1fd18c3c594f05c5dd4bc44d8bb0c1c632c8d6829481f"
+
 [[package]]
 name = "same-file"
 version = "1.0.6"
@@ -3096,6 +3110,18 @@ dependencies = [
  "syn 2.0.101",
 ]
 
+[[package]]
+name = "serde_json"
+version = "1.0.140"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "20068b6e96dc6c9bd23e01df8827e6c7e1f2fddd43c21810382803c136b99373"
+dependencies = [
+ "itoa",
+ "memchr",
+ "ryu",
+ "serde",
+]
+
 [[package]]
 name = "serde_repr"
 version = "0.1.20"

Cargo.toml

@@ -7,3 +7,5 @@ edition = "2024"
 iced = { version = "0.13.1", features = ["canvas", "tokio"] }
 kira = "0.10.6"
 tokio = {version = "1.45.1", features = ["time"]}
+serde = { version = "1.0", features = ["derive"] }
+serde_json = "1.0.140"

saves/polymusic.json

@@ -0,0 +1,33 @@
+{
+  "poly_frame": {
+    "teta": 1.3752483,
+    "polygons": [
+      {
+        "global_teta": 0.0,
+        "points_teta": [
+          0.0,
+          3.1415927
+        ],
+        "sound_name": "A_LA.ogg",
+        "name": "Segment",
+        "color_name": "Pink"
+      },
+      {
+        "global_teta": 0.0,
+        "points_teta": [
+          1.0471976,
+          1.2566371,
+          2.5132742,
+          3.7699113,
+          5.0265484,
+          5.2359877
+        ],
+        "sound_name": "D_RE.ogg",
+        "name": "Nr6In30",
+        "color_name": "Black"
+      }
+    ]
+  },
+  "nb_sec_for_rev": 8.0,
+  "file_name": "polymusic.json"
+}

src/main.rs

@@ -5,9 +5,10 @@ use std::fs;
 use iced::{
     Color, Element, Task, Theme,
     time::{self, Duration},
-    widget::{Column, button, canvas, column, pick_list, row, slider, text},
+    widget::{Column, button, canvas, column, container, pick_list, row, slider, text},
 };
 use polygon_draw::{Polygon, PolygonFrame};
+use serde::{Deserialize, Serialize};
 
 use std::f32::consts::PI;
 use std::time::Instant;
@@ -33,14 +34,23 @@ enum Message {
     Remove(usize),
     ChangeColor(usize, String),
     ChangeSound(usize, String),
+    ToggleSavePanel,
+    Save,
+    Load,
 }
 
+#[derive(Serialize, Deserialize)]
 struct MyApp {
     poly_frame: PolygonFrame,
+    #[serde(skip, default = "dummy_instant")]
     time_last_frame: Instant,
     nb_sec_for_rev: f32,
+    #[serde(skip, default = "dummy_audio_manager")]
     audio_manager: AudioManager,
+    #[serde(skip, default = "dummy_sound")]
     default_sound: StaticSoundData,
+    file_name: String,
+    show_save_panel: bool,
 }
 
 impl MyApp {
@@ -54,6 +64,8 @@ impl MyApp {
                 time_last_frame: Instant::now(),
                 audio_manager: manager,
                 default_sound: sound_data.clone(),
+                file_name: "polymusic.json".to_string(),
+                show_save_panel: true,
                 poly_frame: PolygonFrame {
                     teta: 0.0,
                     polygons: vec![
@@ -175,6 +187,17 @@ impl MyApp {
                         .expect("Fail to load audio");
                 self.poly_frame.polygons[i].sound_name = s;
             }
+            Message::Save => {
+                let json = serde_json::to_string_pretty(&self).unwrap();
+                fs::write(format!("./saves/{0}", &self.file_name), json).unwrap();
+            }
+            Message::Load => {
+                let json = fs::read_to_string(format!("./saves/{0}", &self.file_name)).unwrap();
+                let decoded: MyApp = serde_json::from_str(&json).unwrap();
+                *self = decoded;
+                self.poly_frame.update();
+            }
+            Message::ToggleSavePanel => self.show_save_panel = !self.show_save_panel,
         }
     }
 
@@ -238,10 +261,21 @@ impl MyApp {
         .collect();
 
         let polygon_column = Column::with_children(polygon_rows);
+        let mut save_panel: Vec<Element<Message>> = vec![
+            button("Toggle Save Panel")
+                .on_press(Message::ToggleSavePanel)
+                .into(),
+        ];
+
+        if self.show_save_panel {
+            save_panel.push(button("Save").on_press(Message::Save).into());
+            save_panel.push(button("Load").on_press(Message::Load).into());
+        }
         column![
             text("Polymusic").size(32.0),
+            row(save_panel).spacing(20),
             row![
-                canvas(&self.poly_frame).height(500).width(500),
+                container(canvas(&self.poly_frame).height(500).width(500)),
                 column![
                     text(txt_nb_rev),
                     row![
@@ -255,10 +289,24 @@ impl MyApp {
                     polygon_column,
                 ],
             ]
+            .spacing(20),
         ]
+        .spacing(25)
+        .padding(25)
         .into()
     }
     fn subscription(&self) -> iced::Subscription<Message> {
         time::every(Duration::from_millis(16)).map(|_| Message::Tick)
     }
 }
+
+fn dummy_sound() -> StaticSoundData {
+    StaticSoundData::from_file("assets/tick.ogg").expect("Fail to load audio")
+}
+fn dummy_instant() -> Instant {
+    Instant::now()
+}
+fn dummy_audio_manager() -> AudioManager {
+    AudioManager::<DefaultBackend>::new(AudioManagerSettings::default())
+        .expect("Error to load AudioManager")
+}

src/polygon_draw.rs

@@ -7,6 +7,7 @@ use iced::widget::canvas::Stroke;
 use iced::widget::canvas::Style;
 use iced::{Color, Rectangle, Renderer, Theme};
 use kira::sound::static_sound::StaticSoundData;
+use serde::{Deserialize, Serialize};
 
 pub trait RotationExt {
     fn rotate(&mut self, teta: f32) -> Self;
@@ -20,6 +21,7 @@ impl RotationExt for Vector {
         )
     }
 }
+#[derive(Serialize, Deserialize)]
 pub struct PolygonFrame {
     pub teta: f32,
     pub polygons: Vec<Polygon>,
@@ -33,6 +35,11 @@ impl PolygonFrame {
         }
         all_sound
     }
+    pub fn update(&mut self) {
+        for poly in &mut self.polygons {
+            poly.update();
+        }
+    }
 }
 
 impl<Message> canvas::Program<Message> for PolygonFrame {
@@ -102,18 +109,33 @@ impl<Message> canvas::Program<Message> for PolygonFrame {
     }
 }
 
-#[derive(Debug)]
+#[derive(Debug, Serialize, Deserialize)]
 pub struct Polygon {
     pub global_teta: f32,
     pub points_teta: Vec<f32>,
+    #[serde(skip, default = "dummy_sound")]
     pub sound: StaticSoundData,
     pub sound_name: String,
     pub name: String,
+    #[serde(skip)]
     pub color: Color,
     pub color_name: String,
 }
 #[warn(dead_code)]
 impl Polygon {
+    pub fn update(&mut self) {
+        let path = format!("./assets/{0}", &self.sound_name);
+        eprintln!("path:{path}");
+        self.sound = StaticSoundData::from_file(&path).expect("fail to load the sound");
+        self.color = match self.color_name.as_str() {
+            "Green" => Color::from_rgb(0.0, 1.0, 0.0),
+            "Blue" => Color::from_rgb(0.0, 0.0, 1.0),
+            "Cyan" => Color::from_rgb(0.0, 1.0, 1.0),
+            "Yellow" => Color::from_rgb(1.0, 1.0, 0.0),
+            "Pink" => Color::from_rgb(1.0, 0.0, 1.0),
+            _ => Color::BLACK,
+        };
+    }
     pub fn sound_to_play_btw(&self, before: f32, after: f32) -> Vec<&StaticSoundData> {
         let mut sound_to_play: Vec<&StaticSoundData> = vec![];
         if after < before {
@@ -140,7 +162,7 @@ impl Polygon {
             global_teta: teta,
             points_teta: v,
             sound: sound,
-            sound_name: "./assets/tick.ogg".to_string(),
+            sound_name: "tick.ogg".to_string(),
             color_name: "Black".to_string(),
             name: "".to_string(),
             color: Color::BLACK,
@@ -164,7 +186,7 @@ impl Polygon {
             name: "".to_string(),
             color: Color::BLACK,
             global_teta: teta,
-            sound_name: "./assets/tick.ogg".to_string(),
+            sound_name: "tick.ogg".to_string(),
             color_name: "Black".to_string(),
             points_teta: vec![
                 2.0 * 5.0 * PI / 30.0,
@@ -181,7 +203,7 @@ impl Polygon {
             sound: sound,
             name: "".to_string(),
             color: Color::BLACK,
-            sound_name: "./assets/tick.ogg".to_string(),
+            sound_name: "tick.ogg".to_string(),
             color_name: "Black".to_string(),
             global_teta: teta,
             points_teta: vec![
@@ -200,7 +222,7 @@ impl Polygon {
             sound: sound,
             name: "".to_string(),
             color: Color::BLACK,
-            sound_name: "./assets/tick.ogg".to_string(),
+            sound_name: "tick.ogg".to_string(),
             color_name: "Black".to_string(),
             global_teta: teta,
             points_teta: vec![
@@ -220,7 +242,7 @@ impl Polygon {
             sound: sound,
             name: "".to_string(),
             color: Color::BLACK,
-            sound_name: "./assets/tick.ogg".to_string(),
+            sound_name: "tick.ogg".to_string(),
             color_name: "Black".to_string(),
             global_teta: teta,
             points_teta: vec![
@@ -241,7 +263,7 @@ impl Polygon {
             sound: sound,
             name: "".to_string(),
             color: Color::BLACK,
-            sound_name: "./assets/tick.ogg".to_string(),
+            sound_name: "tick.ogg".to_string(),
             color_name: "Black".to_string(),
             global_teta: teta,
             points_teta: vec![
@@ -261,7 +283,7 @@ impl Polygon {
             sound: sound,
             name: "".to_string(),
             color: Color::BLACK,
-            sound_name: "./assets/tick.ogg".to_string(),
+            sound_name: "tick.ogg".to_string(),
             color_name: "Black".to_string(),
             global_teta: teta,
             points_teta: vec![
@@ -282,7 +304,7 @@ impl Polygon {
             sound: sound,
             name: "".to_string(),
             color: Color::BLACK,
-            sound_name: "./assets/tick.ogg".to_string(),
+            sound_name: "tick.ogg".to_string(),
             color_name: "Black".to_string(),
             global_teta: teta,
             points_teta: vec![
@@ -304,7 +326,7 @@ impl Polygon {
             sound: sound,
             name: "".to_string(),
             color: Color::BLACK,
-            sound_name: "./assets/tick.ogg".to_string(),
+            sound_name: "tick.ogg".to_string(),
             color_name: "Black".to_string(),
             global_teta: teta,
             points_teta: vec![
@@ -322,3 +344,6 @@ impl Polygon {
         }
     }
 }
+fn dummy_sound() -> StaticSoundData {
+    StaticSoundData::from_file("assets/tick.ogg").expect("Fail to load audio")
+}