Asset preload structures and their impls

src/asset_preloader/mod.rs

@@ -0,0 +1,73 @@
+use bevy::prelude::*;
+use std::collections::HashMap;
+use std::any::type_name;
+
+pub enum AssetPreloadState{
+    Loading,
+    Ready
+}
+
+#[derive(Resource)]
+pub struct AssetPreloadChecker<T>
+    where T : Asset
+    {
+        pub data: Vec<T>,
+        typename: String
+    }
+
+pub struct AssetPreloadCheckerBuilder<T>
+    where T: Asset
+{
+    data : AssetPreloadChecker<T>
+}
+
+#[derive(Resource)]
+pub(crate) struct AssetPreload(HashMap<String,bool>);
+
+pub(crate) fn check_preload_status(gl_preloader: Res<AssetPreload>) {
+    todo!();
+}
+
+pub(crate) fn check_loader_status<T>(loader: Res<AssetPreloadChecker<T>>)
+    where T: Asset{
+        todo!();
+}
+
+impl AssetPreload{
+    pub(crate) fn new() -> Self{
+        AssetPreload(HashMap::new())
+    }
+}
+
+impl<T: Asset> AssetPreloadChecker<T>{
+    pub(crate) fn build(asset_preload: &mut AssetPreload) -> AssetPreloadCheckerBuilder<T>
+    {
+        let checker = AssetPreloadChecker::new();
+
+        asset_preload.0.insert(checker.typename.clone(), false);
+
+        AssetPreloadCheckerBuilder{
+            data: checker
+        }
+    }
+
+    fn new() -> Self{
+        AssetPreloadChecker
+        {
+            data: Vec::new(),
+            typename: type_name::<T>().to_string()
+        }
+    }
+}
+
+impl<T: Asset> AssetPreloadCheckerBuilder<T>{
+    pub fn finish(self) -> AssetPreloadChecker<T> {
+        self.data
+    }
+
+    pub fn map_vec<'a, F>(&'a mut self, mut f: F)
+        where F: FnMut(&mut Vec<T>) + 'a{
+        f(&mut self.data.data);
+    }
+}
+

src/lib.rs

@@ -13,16 +13,44 @@ pub mod hand;
 pub mod animal;
 pub mod properties;
 pub mod plugins;
+pub mod asset_preloader;
 
-#[derive(Component)]
+/*#[derive(Component)]
 pub struct JustUpdated;
 
 #[derive(Resource)]
 pub struct Systems {
     pub update_hand_dimensions: SystemId
+}*/
+
+pub fn setup(mut commands: Commands,asset_server: Res<AssetServer>) {
+    let hand_img: Handle<Image> = asset_server.load("sprites/hand_9s.png");
+
+    commands.spawn(Camera2d);
+    commands.spawn(
+        (
+            Hand{name: "Rendo".to_string()},
+            Sprite {
+                image: hand_img,
+                image_mode: SpriteImageMode::Sliced(TextureSlicer {
+                    border: BorderRect::square(4.),
+                    center_scale_mode: SliceScaleMode::Stretch,
+                    sides_scale_mode: SliceScaleMode::Stretch,
+                    ..default()
+                }),
+                ..default()
+            },
+            Transform::from_xyz(0., -300., 0.)
+        )
+    );
 }
 
-pub fn setup(
+pub fn setup_board()
+{
+
+}
+
+/*pub fn setup(
     mut commands: Commands,
     asset_server: Res<AssetServer>,
 ) {
@@ -101,3 +129,4 @@ pub fn update_hand_dimensions(
     hand.1.custom_size = Some(Vec2::new(hand_total_width, hand_height));
     commands.entity(hand.0).remove::<JustUpdated>();
 }
+*/

src/main.rs

@@ -2,7 +2,7 @@ use bevy::prelude::*;
 
 use evolution_rs::{
     plugins::*,
-    setup, test_setup_hand, update_hand_dimensions
+    setup, //test_setup_hand, update_hand_dimensions
 };
 
 
@@ -16,7 +16,9 @@ use evolution_rs::{
 // P.S. оставляю комменты в коде, потому что так надёжнее, чем сообщениями, которые можно потерять
 fn main() {
     App::new()
-        .add_plugins((DefaultPlugins,BasePropertiesPlugin))
+        .add_plugins((DefaultPlugins,BasePropertiesPlugin, asset_preloader::AssetPreloadPlugin))
-        .add_systems(Startup, (setup, test_setup_hand, update_hand_dimensions).chain())
+
+        .add_systems(Startup, setup)
+        //.add_systems(PostStartup, (test_setup_hand, update_hand_dimensions).chain())
         .run();
 }

src/plugins/asset_preloader.rs

@@ -0,0 +1,14 @@
+use bevy::prelude::*;
+use crate::asset_preloader::*;
+
+pub struct AssetPreloadPlugin;
+
+impl Plugin for AssetPreloadPlugin {
+    fn build(&self, app: &mut App) {
+        //app.init_resource::<AssetPreloadChecker<Image>>();
+        let mut preload = AssetPreload::new();
+        let image: AssetPreloadChecker<Image> = AssetPreloadChecker::build(&mut preload).finish();
+
+        app.insert_resource(image);
+    }
+}

src/plugins/mod.rs

@@ -2,6 +2,8 @@ use bevy::prelude::{App,Plugin};
 
 use crate::properties::{Property, TestProperty};
 
+pub mod asset_preloader;
+
 pub struct BasePropertiesPlugin;
 
 impl Plugin for BasePropertiesPlugin